9fdf79fe36d4f7dbb756f61e804c5dab072d1bbc8d88511ceb0e1c7d7df37da2

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25-07-2024 10:42

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General

Target

6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe
Size

58KB
MD5

6f3f19af453972bd14aeea8cb7a26c1e
SHA1

6fe0bbb93ea28a992b3b6a2355a4b408f1477b6b
SHA256

9fdf79fe36d4f7dbb756f61e804c5dab072d1bbc8d88511ceb0e1c7d7df37da2
SHA512

fef9b762969228d3249b88b6ecfbf7f29cc75c5627198b4c288200bf5ce4cc456b6dc5a413b96facb4fa80ba46260c38c02329c75a31f04c6d6e1a19104cdb5a
SSDEEP

1536:V/5NWWV97qCIJMJ/SlQoxKaV1+ZBZhstEgevwgM:hDxqCc+++zst4w3

Score

7^/10

discovery persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Control Panel\International\Geo\Nation	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
404	6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe

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\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MSSMSGS = "rundll32.exe winzfx32.rom,MPDQpn"	6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\winzfx32.rom	6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\winzfx32.rom	6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2740	404	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 4 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	6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "428669557"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1840363561"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31121024"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{9900A540-4A73-11EF-AF84-5EC22215AA79} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1840363561"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1840832815"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31121024"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31121024"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31121024"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1840832815"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1220	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1220	iexplore.exe
1220	iexplore.exe
1456	IEXPLORE.EXE
1456	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 404 wrote to memory of 1748	404	6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe	87
PID 404 wrote to memory of 1748	404	6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe	87
PID 404 wrote to memory of 1748	404	6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe	87
PID 1748 wrote to memory of 1220	1748	cmd.exe	89
PID 1748 wrote to memory of 1220	1748	cmd.exe	89
PID 1220 wrote to memory of 1456	1220	iexplore.exe	91
PID 1220 wrote to memory of 1456	1220	iexplore.exe	91
PID 1220 wrote to memory of 1456	1220	iexplore.exe	91
PID 404 wrote to memory of 1220	404	6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe	89
PID 404 wrote to memory of 1220	404	6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe	89
PID 404 wrote to memory of 3440	404	6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe	56
PID 404 wrote to memory of 3440	404	6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe	56
PID 404 wrote to memory of 3312	404	6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe	96
PID 404 wrote to memory of 3312	404	6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe	96
PID 404 wrote to memory of 3312	404	6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe	96

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3440
- C:\Users\Admin\AppData\Local\Temp\6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\6f3f19af453972bd14aeea8cb7a26c1e_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:404
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c start iexplore -embedding
    3⤵
    - Checks computer location settings
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1748
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -embedding
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1220
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1220 CREDAT:17410 /prefetch:2
        5⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:1456
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\figAC2E.bat"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3312
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 404 -s 492
    3⤵
    - Program crash
    PID:2740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 404 -ip 404
1⤵
PID:960

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

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver3285.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\QOWVUGSW\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\figAC2E.bat

Filesize
188B

MD5
e5cf04bd6931429daeb831d889942335

SHA1
4733a9ffbc09428b8ef0f0f068f8bdb0a3a97efd

SHA256
1afe8eb801f7a81755de6eac52a06850b99972b9e7f3cace9b92c33b8a57763a

SHA512
4c925acfea10bd5efa8f76a86ecc60ebb7bd731ca7454dc6373eca0121c4860c27b3ac2d062221eb517d5c7b4f7fe4dcd1b4b0b3d7ab850601f484a5119281a0

Download Submit
C:\Users\Admin\AppData\Local\Temp\figAC2E.tmp

Filesize
38KB

MD5
f5984ed509efac58261b8f0320669745

SHA1
d25ff87a83730e4e0b0ade63e2567df180e1bd56

SHA256
c758c892252bf4e813c3f6a86c518577437d17d220cc428d65e91c585470f943

SHA512
94c0b22daa4600fd346c1366a5d8e97fe9ad5006b408cbc4899e2918b9ec29411c20e1bf5a7561ab0bd19884e26fbab55d8edfc3013774a49aa81e5c6fa71cf2

Download Submit
memory/3440-8-0x000000007FFF0000-0x000000007FFF6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads