eb642a90bfe0b537c3d87a2449a6b2817401ef9c273f95d7617f886a3e003f90

Analysis

max time kernel
52s
max time network
94s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 16:46

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General

Target

aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.exe
Size

117.6MB
MD5

015fd4bc87666d454f1517b2970dc097
SHA1

88685aaaba4297deef30ac4fe9bd065baa7c0c0d
SHA256

aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d
SHA512

ed3378510720b92fa77098c4d48763ea04e52c63bbbf074b711e16ef781281314dad6a7e0d3069bf0cd7598c1ea426b6effabd691ae0a945e79144afdd153637
SSDEEP

393216:yE9KcOY3vAawF4vpUgCRNPAo1ffffffffffffffffffffffffffffffffffffffi:yE8cOwwF4WRNPAbJT

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
2028	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.tmp
2556	PDFescape_Desktop_Installer.exe
2320	PDFescapeDesktopInstaller.exe

Loads dropped DLL 9 IoCs

pid	Process
2412	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.exe
2028	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.tmp
2028	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.tmp
2760	regsvr32.exe
2556	PDFescape_Desktop_Installer.exe
2556	PDFescape_Desktop_Installer.exe
2556	PDFescape_Desktop_Installer.exe
236	DllHost.exe
2556	PDFescape_Desktop_Installer.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PDFescapeDesktopInstaller.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DllHost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PDFescape_Desktop_Installer.exe

Modifies registry class 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A2F518D6-0000-4360-A019-3409E7ADC462}\TypeLib\ = "{46D9BB0E-F2F3-4987-AAC2-4E97C53437B7}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BDEAB94F-0000-43AF-8408-C9BA782BF5D4}\TypeLib	PDFescapeDesktopInstaller.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BDEAB94F-0000-43AF-8408-C9BA782BF5D4}\ = "Installer Class"	PDFescapeDesktopInstaller.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{09C4B9DD-0000-459D-934A-25EC1D0B234A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{58996E59-0000-4D4E-8CEE-5B22F2107655}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7F592843-0000-4833-9F47-F7332F3CB3F8}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{869F03A3-0000-4B45-9FB1-DF6B1387AB03}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AE8F3CCD-0000-4EDF-B08E-C25DCADD9BB4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{37DD0F6C-0000-46F2-8B21-3E4AB4750AFF}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{58996E59-0000-4D4E-8CEE-5B22F2107655}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{29CF5B0B-0000-4C5E-AAE0-B91F4FD87378}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{817163EF-0000-42BE-9A69-39AAF2E71D80}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4A1BB700-0000-4156-A8FA-3DD1DFBCD933}	PDFescapeDesktopInstaller.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4A1BB700-0000-4156-A8FA-3DD1DFBCD933}\ProxyStubClsid32	PDFescapeDesktopInstaller.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{37DD0F6C-0000-46F2-8B21-3E4AB4750AFF}\AppID = "{2BC47158-F746-4E22-B116-D481B09E9674}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C8B6481C-0000-4643-989B-7D163445E1DD}\AppID = "{2BC47158-F746-4E22-B116-D481B09E9674}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{869F03A3-0000-4B45-9FB1-DF6B1387AB03}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EB858205-0000-4418-8924-5D16D15EFD6C}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BDEAB94F-0000-43AF-8408-C9BA782BF5D4}\Version\ = "1.0"	PDFescapeDesktopInstaller.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{322C09B5-0000-4267-8909-976D51F2FC41}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3C0CF171-88CC-47E5-AB25-C93AFC0E7F9A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{37DD0F6C-0000-46F2-8B21-3E4AB4750AFF}\InprocServer32\ = "C:\\ProgramData\\PDFescape Desktop\\Installation\\Statistics.dll"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A7F7470C-0000-4762-9613-155654B24238}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{77CDE36D-0000-4223-8E25-3FFD866B17E8}\AppID = "{2BC47158-F746-4E22-B116-D481B09E9674}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0D73933D-0000-401D-9F25-5F1614CA7AC3}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1D55E627-0000-4791-9C81-0222A629540B}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0179B7E8-0000-48EB-A99B-B1337DEB7F1E}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A4A11886-0000-484A-BB3C-5874E6828AA1}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9981C967-0000-4633-8737-F55C3CC344B0}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7F592843-0000-4833-9F47-F7332F3CB3F8}\TypeLib\ = "{46D9BB0E-F2F3-4987-AAC2-4E97C53437B7}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{869F03A3-0000-4B45-9FB1-DF6B1387AB03}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EB858205-0000-4418-8924-5D16D15EFD6C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A92F07A1-0000-40B0-AF9F-CCEFA34AB08E}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C190A609-0000-4E00-B902-A894C0FA44E5}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{188419DA-30AB-4A88-BC26-66A045E23263}\Version\ = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{1D55E627-0000-4791-9C81-0222A629540B}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4A11886-0000-484A-BB3C-5874E6828AA1}\ProxyStubClsid32	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BDEAB94F-0000-43AF-8408-C9BA782BF5D4}\Elevation\Enabled = "1"	PDFescapeDesktopInstaller.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{77A0A704-0000-4B96-B6F6-B635028FDFA4}\ = "IDownloadItemModule"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DF3B4C08-D200-47C9-A396-689B8704BC9A}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B5F28CBA-CAF7-482E-88FD-437887EB08EF}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0D73933D-0000-401D-9F25-5F1614CA7AC3}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7F592843-0000-4833-9F47-F7332F3CB3F8}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A2F518D6-0000-4360-A019-3409E7ADC462}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{151CD23A-0000-4238-A15C-69CA34E0BE67}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{77A0A704-0000-4B96-B6F6-B635028FDFA4}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C7335C66-0000-4AC7-9E60-1E7BFE06708C}\1.0\0	PDFescapeDesktopInstaller.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{09C4B9DD-0000-459D-934A-25EC1D0B234A}\AppID = "{2BC47158-F746-4E22-B116-D481B09E9674}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A4CB4452-0000-4D69-B194-10F00E72CF6B}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B070A15F-0000-411C-BAA4-424264999487}\TypeLib\ = "{46D9BB0E-F2F3-4987-AAC2-4E97C53437B7}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{58996E59-0000-4D4E-8CEE-5B22F2107655}\TypeLib\ = "{46D9BB0E-F2F3-4987-AAC2-4E97C53437B7}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{77A0A704-0000-4B96-B6F6-B635028FDFA4}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1E81AD0B-0000-4107-9058-7CC9F66ACAA8}\Version	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{09C4B9DD-0000-459D-934A-25EC1D0B234A}\InprocServer32\ = "C:\\ProgramData\\PDFescape Desktop\\Installation\\Statistics.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{09C4B9DD-0000-459D-934A-25EC1D0B234A}\Version	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FD0188E8-0000-49D3-BF36-2B1DB153CEC3}\TypeLib\ = "{46D9BB0E-F2F3-4987-AAC2-4E97C53437B7}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{869F03A3-0000-4B45-9FB1-DF6B1387AB03}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9981C967-0000-4633-8737-F55C3CC344B0}\Version\ = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46D9BB0E-F2F3-4987-AAC2-4E97C53437B7}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{52D88735-0000-4347-BF52-DC4A219E3A2B}\TypeLib\ = "{46D9BB0E-F2F3-4987-AAC2-4E97C53437B7}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{52D88735-0000-4347-BF52-DC4A219E3A2B}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EB858205-0000-4418-8924-5D16D15EFD6C}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B070A15F-0000-411C-BAA4-424264999487}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AE8F3CCD-0000-4EDF-B08E-C25DCADD9BB4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\0563B8630D62D75ABBC8AB1E4BDFB5A899B24D43	PDFescape_Desktop_Installer.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\0563B8630D62D75ABBC8AB1E4BDFB5A899B24D43\Blob = 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	PDFescape_Desktop_Installer.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\0563B8630D62D75ABBC8AB1E4BDFB5A899B24D43\Blob = 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	PDFescape_Desktop_Installer.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2556	PDFescape_Desktop_Installer.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeRestorePrivilege	2500	msiexec.exe
Token: SeTakeOwnershipPrivilege	2500	msiexec.exe
Token: SeSecurityPrivilege	2500	msiexec.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2412 wrote to memory of 2028	2412	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.exe	29
PID 2412 wrote to memory of 2028	2412	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.exe	29
PID 2412 wrote to memory of 2028	2412	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.exe	29
PID 2412 wrote to memory of 2028	2412	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.exe	29
PID 2412 wrote to memory of 2028	2412	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.exe	29
PID 2412 wrote to memory of 2028	2412	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.exe	29
PID 2412 wrote to memory of 2028	2412	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.exe	29
PID 2028 wrote to memory of 2556	2028	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.tmp	30
PID 2028 wrote to memory of 2556	2028	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.tmp	30
PID 2028 wrote to memory of 2556	2028	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.tmp	30
PID 2028 wrote to memory of 2556	2028	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.tmp	30
PID 2028 wrote to memory of 2556	2028	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.tmp	30
PID 2028 wrote to memory of 2556	2028	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.tmp	30
PID 2028 wrote to memory of 2556	2028	aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.tmp	30
PID 2556 wrote to memory of 2760	2556	PDFescape_Desktop_Installer.exe	31
PID 2556 wrote to memory of 2760	2556	PDFescape_Desktop_Installer.exe	31
PID 2556 wrote to memory of 2760	2556	PDFescape_Desktop_Installer.exe	31
PID 2556 wrote to memory of 2760	2556	PDFescape_Desktop_Installer.exe	31
PID 2556 wrote to memory of 2760	2556	PDFescape_Desktop_Installer.exe	31
PID 2556 wrote to memory of 2760	2556	PDFescape_Desktop_Installer.exe	31
PID 2556 wrote to memory of 2760	2556	PDFescape_Desktop_Installer.exe	31
PID 2556 wrote to memory of 2320	2556	PDFescape_Desktop_Installer.exe	33
PID 2556 wrote to memory of 2320	2556	PDFescape_Desktop_Installer.exe	33
PID 2556 wrote to memory of 2320	2556	PDFescape_Desktop_Installer.exe	33
PID 2556 wrote to memory of 2320	2556	PDFescape_Desktop_Installer.exe	33
PID 2556 wrote to memory of 2320	2556	PDFescape_Desktop_Installer.exe	33
PID 2556 wrote to memory of 2320	2556	PDFescape_Desktop_Installer.exe	33
PID 2556 wrote to memory of 2320	2556	PDFescape_Desktop_Installer.exe	33

C:\Users\Admin\AppData\Local\Temp\aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.exe
"C:\Users\Admin\AppData\Local\Temp\aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Users\Admin\AppData\Local\Temp\is-B8B7Q.tmp\aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-B8B7Q.tmp\aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.tmp" /SL5="$4014C,122284744,999424,C:\Users\Admin\AppData\Local\Temp\aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2028
- - C:\Users\Admin\AppData\Local\Temp\is-F2JD4.tmp\PDFescape_Desktop_Installer.exe
    "C:\Users\Admin\AppData\Local\Temp\is-F2JD4.tmp\PDFescape_Desktop_Installer.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Modifies system certificate store
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2556
  - - C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s "C:\ProgramData\PDFescape Desktop\Installation\Statistics.dll"
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      Modifies registry class
      PID:2760
  - - C:\ProgramData\PDFescape Desktop\Installation\PDFescapeDesktopInstaller.exe
      "C:\ProgramData\PDFescape Desktop\Installation\PDFescapeDesktopInstaller.exe" /RegServer
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Modifies registry class
      PID:2320

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{2BC47158-F746-4E22-B116-D481B09E9674}
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:236

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2500

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\PDFescape Desktop\Installation\Statistics.dll

Filesize
2.1MB

MD5
e5a591c125fdf21381cf543ed7706c66

SHA1
0baad9f119616ce5d0d39d4cdc9c884c1002a24e

SHA256
15b8775a3bae497325056103db0b14842fa8ae5592dcaacd9cce593099f5dee6

SHA512
20e3e0e45db7cff82b665ef28621a1a4071aadc97ec7167a7e47cf5dc7669c709932f3a3f1c7d2cd6b0a75dd7d0b42c4fac2ceabe5b074d7a338da1f9e061c35

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
dda2f14625305e95dd8294b2485349f5

SHA1
9cbb1285cb4d4104dbd53e1581355015dfc59a5e

SHA256
aa91dbd240481701697dc91b447ed67cf97b940fe24dd480f55d001fc92f1dfe

SHA512
0581cac6ad2eacf509841ceb3550451b9511a8f928db71845fdd0a61378d36971e1b1788fd6d0a02b4cd4d04830c96427aef3dc431846b4dcfff909a3f895e56

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab4DA5.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar4E16.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
\Users\Admin\AppData\Local\Temp\is-B8B7Q.tmp\aa5ba0f6ce6bb84632d0dda729c787961b751c237372aa47dc49dc8a8a9a749d.tmp

Filesize
3.1MB

MD5
44409fb9ddb085ddb1b297f03f2bf7da

SHA1
6214c05499c5ce029680c02c5ee793bfe8879ffa

SHA256
87eea015c65b155888b9c66e16126e22898a72897e2a7dcfb4043bce15ed3015

SHA512
9be0a889ae901806bd38747a6634c4dfb7cb12ec99f8a9a2cbffc017cb50e345377273f80a46ee8157a3b8d9073b59fbba4e73a79c1d2b9c60d55651987e5d99

Download Submit
\Users\Admin\AppData\Local\Temp\is-F2JD4.tmp\PDFescape_Desktop_Installer.exe

Filesize
11.8MB

MD5
87d28b3d2df1cab3711bf8d3b5b520c2

SHA1
1987a4bf2a37f6538c701461357a52b0bce1b980

SHA256
88472e266efd1a24182cf902e34e9d6b08a7b5e301be837343ffd34fe5560977

SHA512
19226f61925328a990f6a8d7416d1047f395fcb9f2bbd3bc5d7af4b1d0e40b54cecd501f92ba885976ec790c1b397f21814116b8a6d6073d01a58d8d6f1a9de4

Download Submit
\Users\Admin\AppData\Local\Temp\is-F2JD4.tmp\_isetup\_isdecmp.dll

Filesize
34KB

MD5
c6ae924ad02500284f7e4efa11fa7cfc

SHA1
2a7770b473b0a7dc9a331d017297ff5af400fed8

SHA256
31d04c1e4bfdfa34704c142fa98f80c0a3076e4b312d6ada57c4be9d9c7dcf26

SHA512
f321e4820b39d1642fc43bf1055471a323edcc0c4cbd3ddd5ad26a7b28c4fb9fc4e57c00ae7819a4f45a3e0bb9c7baa0ba19c3ceedacf38b911cdf625aa7ddae

Download Submit
memory/2028-8-0x0000000000400000-0x0000000000723000-memory.dmp

Filesize
3.1MB

Download
memory/2028-100-0x0000000000400000-0x0000000000723000-memory.dmp

Filesize
3.1MB

Download
memory/2028-104-0x0000000000400000-0x0000000000723000-memory.dmp

Filesize
3.1MB

Download
memory/2412-0-0x0000000000400000-0x0000000000501000-memory.dmp

Filesize
1.0MB

Download
memory/2412-97-0x0000000000400000-0x0000000000501000-memory.dmp

Filesize
1.0MB

Download
memory/2412-106-0x0000000000400000-0x0000000000501000-memory.dmp

Filesize
1.0MB

Download
memory/2412-2-0x0000000000401000-0x00000000004B7000-memory.dmp

Filesize
728KB

Download