5026de1103430f29d7ba271dbfb94aa7cde1b9474b574e3285036a8e3c475a42

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
14/09/2024, 09:59

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General

Target

dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe
Size

97KB
MD5

dff5ce1ed42f5fce0974d2f8de66e81c
SHA1

a63d9a11341b81ca6f8274a955273f12932e78d8
SHA256

5026de1103430f29d7ba271dbfb94aa7cde1b9474b574e3285036a8e3c475a42
SHA512

e3ab8aaa9e984198c9b0633396186f19fe09d11f8e9c7f25f8385961c4b1ff348fd1ac619890bd404192f887f1b48ebc47359b95184ce494b154437786f0dc42
SSDEEP

3072:F7my2cZ8UtE2UvMzSKMLTQ7ja8qULZsJgW:FKyfo5yo3Q7ja8qe

Score

7^/10

adware discovery persistence stealer upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2748	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2460	PostTip.exe

Loads dropped DLL 7 IoCs

pid	Process
2532	regsvr32.exe
2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe
2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe
2460	PostTip.exe
2460	PostTip.exe
2460	PostTip.exe
2784	regsvr32.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2280-0-0x0000000000400000-0x0000000000448000-memory.dmp	upx
behavioral1/memory/2280-27-0x0000000000400000-0x0000000000448000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\PostTip = "C:\\Program Files (x86)\\PostTip\\PostTip.exe"	PostTip.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{C4BF6897-41A2-454B-AC3B-437F30BEA671}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{C4BF6897-41A2-454b-AC3B-437F30BEA671}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{C4BF6897-41A2-454b-AC3B-437F30BEA671}	regsvr32.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\PostTip\PostTip.dll	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe
File created	C:\Program Files (x86)\PostTip\uninstall.exe	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe
File created	C:\Program Files (x86)\PostTip\PostTip.exe	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.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 5 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	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PostTip.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A12EF54F-2691-4C32-AC1B-F65D144A3988}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\VersionIndependentProgID\ = "SideTab.SideTabCtl"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SideTab.SideTabCtl.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SideTab.SideTabCtl\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A12EF54F-2691-4C32-AC1B-F65D144A3988}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A12EF54F-2691-4C32-AC1B-F65D144A3988}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\PostTip\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E2B006B6-159A-4384-B05C-4B5511C16354}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SideTab.SideTabCtl\CurVer\ = "SideTab.SideTabCtl.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\TypeLib\ = "{A12EF54F-2691-4C32-AC1B-F65D144A3988}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SideTab.SideTabCtl	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SideTab.SideTabCtl\CurVer\ = "SideTab.SideTabCtl.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E2B006B6-159A-4384-B05C-4B5511C16354}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\ProgID\ = "SideTab.SideTabCtl.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A12EF54F-2691-4C32-AC1B-F65D144A3988}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SideTab.SideTabCtl\ = "SideTabCtl Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SideTab.SideTabCtl\CLSID\ = "{C4BF6897-41A2-454b-AC3B-437F30BEA671}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\InprocServer32\ = "C:\\Program Files (x86)\\PostTip\\PostTip.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\ = "PostTip"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E2B006B6-159A-4384-B05C-4B5511C16354}\TypeLib\ = "{A12EF54F-2691-4C32-AC1B-F65D144A3988}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E2B006B6-159A-4384-B05C-4B5511C16354}\ = "ISideTabCtl"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\ProgID	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SideTab.SideTabCtl.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SideTab.SideTabCtl.1\CLSID\ = "{C4BF6897-41A2-454b-AC3B-437F30BEA671}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\TypeLib\ = "{A12EF54F-2691-4C32-AC1B-F65D144A3988}"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SideTab.SideTabCtl.1\CLSID\ = "{C4BF6897-41A2-454b-AC3B-437F30BEA671}"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E2B006B6-159A-4384-B05C-4B5511C16354}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E2B006B6-159A-4384-B05C-4B5511C16354}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SideTab.SideTabCtl\ = "SideTabCtl Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A12EF54F-2691-4C32-AC1B-F65D144A3988}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A12EF54F-2691-4C32-AC1B-F65D144A3988}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A12EF54F-2691-4C32-AC1B-F65D144A3988}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A12EF54F-2691-4C32-AC1B-F65D144A3988}\1.0\ = "SideTab 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E2B006B6-159A-4384-B05C-4B5511C16354}\ = "ISideTabCtl"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SideTab.SideTabCtl.1\ = "SideTabCtl Class"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E2B006B6-159A-4384-B05C-4B5511C16354}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A12EF54F-2691-4C32-AC1B-F65D144A3988}\1.0\0\win32\ = "C:\\Program Files (x86)\\PostTip\\PostTip.dll"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\ = "PostTip"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SideTab.SideTabCtl\CLSID\ = "{C4BF6897-41A2-454b-AC3B-437F30BEA671}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{A12EF54F-2691-4C32-AC1B-F65D144A3988}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E2B006B6-159A-4384-B05C-4B5511C16354}\TypeLib\ = "{A12EF54F-2691-4C32-AC1B-F65D144A3988}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SideTab.SideTabCtl.1\ = "SideTabCtl Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\InprocServer32\ = "C:\\Program Files (x86)\\PostTip\\PostTip.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E2B006B6-159A-4384-B05C-4B5511C16354}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E2B006B6-159A-4384-B05C-4B5511C16354}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SideTab.SideTabCtl\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E2B006B6-159A-4384-B05C-4B5511C16354}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C4BF6897-41A2-454b-AC3B-437F30BEA671}\ProgID\ = "SideTab.SideTabCtl.1"	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeRestorePrivilege	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe
Token: SeBackupPrivilege	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe
2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe
2460	PostTip.exe
2460	PostTip.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2532	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	31
PID 2280 wrote to memory of 2532	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	31
PID 2280 wrote to memory of 2532	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	31
PID 2280 wrote to memory of 2532	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	31
PID 2280 wrote to memory of 2532	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	31
PID 2280 wrote to memory of 2532	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	31
PID 2280 wrote to memory of 2532	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	31
PID 2280 wrote to memory of 2460	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	32
PID 2280 wrote to memory of 2460	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	32
PID 2280 wrote to memory of 2460	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	32
PID 2280 wrote to memory of 2460	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	32
PID 2280 wrote to memory of 2460	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	32
PID 2280 wrote to memory of 2460	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	32
PID 2280 wrote to memory of 2460	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	32
PID 2460 wrote to memory of 2784	2460	PostTip.exe	33
PID 2460 wrote to memory of 2784	2460	PostTip.exe	33
PID 2460 wrote to memory of 2784	2460	PostTip.exe	33
PID 2460 wrote to memory of 2784	2460	PostTip.exe	33
PID 2460 wrote to memory of 2784	2460	PostTip.exe	33
PID 2460 wrote to memory of 2784	2460	PostTip.exe	33
PID 2460 wrote to memory of 2784	2460	PostTip.exe	33
PID 2280 wrote to memory of 2748	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	35
PID 2280 wrote to memory of 2748	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	35
PID 2280 wrote to memory of 2748	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	35
PID 2280 wrote to memory of 2748	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	35
PID 2280 wrote to memory of 2748	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	35
PID 2280 wrote to memory of 2748	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	35
PID 2280 wrote to memory of 2748	2280	dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe	35

C:\Users\Admin\AppData\Local\Temp\dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dff5ce1ed42f5fce0974d2f8de66e81c_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Windows\SysWOW64\regsvr32.exe
  regsvr32 /s "C:\Program Files (x86)\PostTip\PostTip.dll"
  2⤵
  - Loads dropped DLL
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2532
- C:\Program Files (x86)\PostTip\PostTip.exe
  "C:\Program Files (x86)\PostTip\PostTip.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2460
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32 /s "C:\Program Files (x86)\PostTip\PostTip.dll"
    3⤵
    - Loads dropped DLL
    - Installs/modifies Browser Helper Object
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    PID:2784
- C:\Windows\SysWOW64\cmd.exe
  cmd /c \DelUS.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Browser Extensions

T1176

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

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:\DelUS.bat

Filesize
271B

MD5
7e52b0d0b64b98cb6e59c6915c8d03f9

SHA1
b7425a385315c69dc7434da81c6da5e576ed9651

SHA256
547a6687afee39fe1f6e0c897e9dcadf7dcfb6ccb567328189e588b7cc1a2451

SHA512
abf5a441f2564cae12e3f5620ccaf03be5e62ebe0491f208f4b929ecb538185f7ee75b4328dbb151afdf3cdd1a56c5d925c0cbe297dc99ced1b209af18f0c63f

Download Submit
C:\Program Files (x86)\PostTip\PostTip.dll

Filesize
162KB

MD5
dc62c2f61a803bd1292b0b169fa6f8d9

SHA1
117ecef652f645ab87a611eab5bc16ae085d6ffb

SHA256
7434776f552dde651370f0e43026def6c56c412eb1c62d5214406b34144319af

SHA512
55f22c83fcfccf10bb799af214b456392f43b7c394a7dcebbe2fe7059c65ba2fad859c9709b4ca2ab28ab55f03e054196a5b3857a0ec09c3b603a3458cb212d1

Download Submit
\Program Files (x86)\PostTip\PostTip.exe

Filesize
38KB

MD5
c2b5be376cac31c0b01603105ae4ea89

SHA1
4fcfa0181ca5478103c6999199957be40f4a937b

SHA256
8ec9ca043b655d4bf868ccd7d9d5fdd4e23ad8610aed2fb983370437b7851feb

SHA512
d17e798a414a6d2295f13339a10151f2a34cff5a7d6c81862c26a0c4ac831bf9f867f9f2bf028fa15f189a93f8d8883a334a9857a33bcabac916376267c9da72

Download Submit
memory/2280-0-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2280-2-0x0000000000230000-0x0000000000278000-memory.dmp

Filesize
288KB

Download
memory/2280-1-0x0000000000230000-0x0000000000278000-memory.dmp

Filesize
288KB

Download
memory/2280-27-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download