be853670c70eaeb73ba0b7a71727e4505cd09847e0e28f01562f407b4b29791c

General

Target

be853670c70eaeb73ba0b7a71727e4505cd09847e0e28f01562f407b4b29791c.exe
Size

3.1MB
MD5

5497f2ee4ee7b5ed6a658308abfe1fda
SHA1

9c9c0d4a6e3132eecf66aea2573ec0a4e92329cd
SHA256

be853670c70eaeb73ba0b7a71727e4505cd09847e0e28f01562f407b4b29791c
SHA512

bf3dbbb1ef05c6fe3b953d87342ba24c74021fe2c381930ab0a4fc798cca72ca687db76d873d7d3892786601181a2801c97ccd2faeb9fe6fd792ce411a5140c1
SSDEEP

49152:DVAbw8VyRPkVwSdyKE6a8anqApzEVZnk8m0Uf89+zvi1QXsy4TpM+DWUl+n1aso:pA7VyRPS7MLq4ykF09+riyXWz6Ha

Score

8^/10

discovery spyware stealer

Malware Config

Signatures

Downloads MZ/PE file

Executes dropped EXE 6 IoCs

pid	Process
4100	setup.exe
216	setup.exe
4892	setup.exe
988	Opera_GX_assistant_73.0.3856.382_Setup.exe_sfx.exe
2116	assistant_installer.exe
4856	assistant_installer.exe

Loads dropped DLL 3 IoCs

pid	Process
4100	setup.exe
216	setup.exe
4892	setup.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Enumerates connected drives 3 TTPs 2 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\D:	setup.exe
File opened (read-only)	\??\F:	setup.exe

System Location Discovery: System Language Discovery 1 TTPs 7 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	setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Opera_GX_assistant_73.0.3856.382_Setup.exe_sfx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	assistant_installer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	assistant_installer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	be853670c70eaeb73ba0b7a71727e4505cd09847e0e28f01562f407b4b29791c.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	setup.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25	setup.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4100	setup.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3060 wrote to memory of 4100	3060	be853670c70eaeb73ba0b7a71727e4505cd09847e0e28f01562f407b4b29791c.exe	87
PID 3060 wrote to memory of 4100	3060	be853670c70eaeb73ba0b7a71727e4505cd09847e0e28f01562f407b4b29791c.exe	87
PID 3060 wrote to memory of 4100	3060	be853670c70eaeb73ba0b7a71727e4505cd09847e0e28f01562f407b4b29791c.exe	87
PID 4100 wrote to memory of 216	4100	setup.exe	90
PID 4100 wrote to memory of 216	4100	setup.exe	90
PID 4100 wrote to memory of 216	4100	setup.exe	90
PID 4100 wrote to memory of 4892	4100	setup.exe	91
PID 4100 wrote to memory of 4892	4100	setup.exe	91
PID 4100 wrote to memory of 4892	4100	setup.exe	91
PID 4100 wrote to memory of 988	4100	setup.exe	101
PID 4100 wrote to memory of 988	4100	setup.exe	101
PID 4100 wrote to memory of 988	4100	setup.exe	101
PID 4100 wrote to memory of 2116	4100	setup.exe	102
PID 4100 wrote to memory of 2116	4100	setup.exe	102
PID 4100 wrote to memory of 2116	4100	setup.exe	102
PID 2116 wrote to memory of 4856	2116	assistant_installer.exe	103
PID 2116 wrote to memory of 4856	2116	assistant_installer.exe	103
PID 2116 wrote to memory of 4856	2116	assistant_installer.exe	103

C:\Users\Admin\AppData\Local\Temp\be853670c70eaeb73ba0b7a71727e4505cd09847e0e28f01562f407b4b29791c.exe
"C:\Users\Admin\AppData\Local\Temp\be853670c70eaeb73ba0b7a71727e4505cd09847e0e28f01562f407b4b29791c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3060
- C:\Users\Admin\AppData\Local\Temp\7zS4FBDF887\setup.exe
  C:\Users\Admin\AppData\Local\Temp\7zS4FBDF887\setup.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Enumerates connected drives
  - System Location Discovery: System Language Discovery
  - Modifies system certificate store
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4100
- - C:\Users\Admin\AppData\Local\Temp\7zS4FBDF887\setup.exe
    C:\Users\Admin\AppData\Local\Temp\7zS4FBDF887\setup.exe --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\crash_count.txt" --url=https://crashstats-collector.opera.com/collector/submit --annotation=channel=Stable --annotation=plat=Win32 --annotation=prod=OperaDesktopGX --annotation=ver=112.0.5197.60 --initial-client-data=0x32c,0x330,0x334,0x30c,0x338,0x74af1b54,0x74af1b60,0x74af1b6c
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:216
- - C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\setup.exe" --version
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:4892
- - C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202408170236121\assistant\Opera_GX_assistant_73.0.3856.382_Setup.exe_sfx.exe
    "C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202408170236121\assistant\Opera_GX_assistant_73.0.3856.382_Setup.exe_sfx.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:988
- - C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202408170236121\assistant\assistant_installer.exe
    "C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202408170236121\assistant\assistant_installer.exe" --version
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2116
  - - C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202408170236121\assistant\assistant_installer.exe
      "C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202408170236121\assistant\assistant_installer.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\crash_count.txt" --url=https://crashstats-collector.opera.com/collector/submit --annotation=channel=Stable --annotation=plat=Win32 --annotation=prod=OperaDesktopGX --annotation=ver=73.0.3856.382 --initial-client-data=0x26c,0x270,0x274,0x248,0x278,0x994f48,0x994f58,0x994f64
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:4856

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202408170236121\additional_file0.tmp

Filesize
1.4MB

MD5
e9a2209b61f4be34f25069a6e54affea

SHA1
6368b0a81608c701b06b97aeff194ce88fd0e3c0

SHA256
e950f17f4181009eeafa9f5306e8a9dfd26d88ca63b1838f44ff0efc738e7d1f

SHA512
59e46277ca79a43ed8b0a25b24eff013e251a75f90587e013b9c12851e5dd7283b6172f7d48583982f6a32069457778ee440025c1c754bf7bb6ce8ae1d2c3fc5

Download Submit
C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202408170236121\assistant\assistant_installer.exe

Filesize
1.8MB

MD5
4c8fbed0044da34ad25f781c3d117a66

SHA1
8dd93340e3d09de993c3bc12db82680a8e69d653

SHA256
afe569ce9e4f71c23ba5f6e8fd32be62ac9538e397cde8f2ecbe46faa721242a

SHA512
a04e6fd052d2d63a0737c83702c66a9af834f9df8423666508c42b3e1d8384300239c9ddacdc31c1e85140eb1193bcfac209f218750b40342492ffce6e9da481

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS4FBDF887\setup.exe

Filesize
6.4MB

MD5
607fb47ad9d20bb16f90e4a38c93bbfe

SHA1
578ea8b4bd0bbd32114bfd61910118c3d9cfc355

SHA256
8a82ae5c857123cc6972b93828f3a6202c0db4d325ea6d5b1e36dcfb290c1e09

SHA512
23470d0aa5989132efa1fcd4b1d183374384e3b75249910c08e22d2fedf315f084028b7299d6f6c0a5230b2ec78179485d0f187d0a87f710d25f1eac81939e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\Opera_installer_2408170236110284100.dll

Filesize
5.9MB

MD5
1e6485e90130bb0cffd2ae2ca7fef2a2

SHA1
b9c01fddb3921b6f56d8d774eb0364f7024428e8

SHA256
907cb59383443ce62fdcd2eb90e4bf32cf3a0de6078e708f694dfc7bd7166b5b

SHA512
e28ec73e1465591827f092b71ab740a8de0b7ffcf5af0b3e4c1c8be37f16f1a87ae4fdfe23c25a305741a5aaf30fd2aab77f55061eb729f0dc5e64aef3dd6527

Download Submit
C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\Crash Reports\settings.dat

Filesize
40B

MD5
df00a4d4cf2bdbbe61de2d2a6e014f35

SHA1
0910ae04a919cb5ad1b4c4c6c589c918b691612b

SHA256
b6b7d36cc20194e4cfde6cae54c2375cc7b740d10f57d3fd0a81c940f4ec20d3

SHA512
e21f29edee8078729a7d5b73a0eb31b782cd66b22cd343d81016661432884bd7b1c483d13f216bdfadc2701f0e54a43959d5e91d44376b4377007fa97c0b0e73

Download Submit

Analysis

Sharing