cb547f21e903e686c56f0e5df567ccc65462e85b3802adce66bc9c081d818a3f

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/04/2024, 04:37

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General

Target

e93c38c107a6bbc06ef10acf04366aca_JaffaCakes118.exe
Size

61KB
MD5

e93c38c107a6bbc06ef10acf04366aca
SHA1

5649eab95ca67bd709db9f9bf9eb5857617d14b4
SHA256

cb547f21e903e686c56f0e5df567ccc65462e85b3802adce66bc9c081d818a3f
SHA512

aed050ca9e7fa0b957463de4c6d2123a5aca020cf7a45415914863ceb9497b7a16b43c08bd8da89ad3049dffdb968e07951ad1a4a6ea49211149b36871662db2
SSDEEP

768:iM7O0GTipbBNcJ1wjHQwUPdKAZbyAD4ZVAuEPTeWq6umT/9O3x+DUYh3zXp2F5ke:iDVBwviKAJyAD4ZVAHPTc6uSo82Iot

Score

7^/10

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-1-5-21-1904519900-954640453-4250331663-1000\Control Panel\International\Geo\Nation	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
5092	e93c38c107a6bbc06ef10acf04366aca_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-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MSSMSGS = "rundll32.exe winwgp32.rom,IydzOmxxpBRr"	e93c38c107a6bbc06ef10acf04366aca_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\winwgp32.rom	e93c38c107a6bbc06ef10acf04366aca_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\winwgp32.rom	e93c38c107a6bbc06ef10acf04366aca_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
4192	5092	WerFault.exe	92

Modifies Internet Explorer settings 1 TTPs 29 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31099447"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2876522281"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\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 (str)	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2870428299"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31099447"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "419402409"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{D6B27A8B-F62A-11EE-9846-F2C20ACFDC46} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31099447"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2870428299"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1680	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1680	iexplore.exe
1680	iexplore.exe
1952	IEXPLORE.EXE
1952	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 5092 wrote to memory of 5044	5092	e93c38c107a6bbc06ef10acf04366aca_JaffaCakes118.exe	96
PID 5092 wrote to memory of 5044	5092	e93c38c107a6bbc06ef10acf04366aca_JaffaCakes118.exe	96
PID 5092 wrote to memory of 5044	5092	e93c38c107a6bbc06ef10acf04366aca_JaffaCakes118.exe	96
PID 5044 wrote to memory of 1680	5044	cmd.exe	98
PID 5044 wrote to memory of 1680	5044	cmd.exe	98
PID 1680 wrote to memory of 1952	1680	iexplore.exe	100
PID 1680 wrote to memory of 1952	1680	iexplore.exe	100
PID 1680 wrote to memory of 1952	1680	iexplore.exe	100
PID 5092 wrote to memory of 1680	5092	e93c38c107a6bbc06ef10acf04366aca_JaffaCakes118.exe	98
PID 5092 wrote to memory of 1680	5092	e93c38c107a6bbc06ef10acf04366aca_JaffaCakes118.exe	98
PID 5092 wrote to memory of 1388	5092	e93c38c107a6bbc06ef10acf04366aca_JaffaCakes118.exe	105
PID 5092 wrote to memory of 1388	5092	e93c38c107a6bbc06ef10acf04366aca_JaffaCakes118.exe	105
PID 5092 wrote to memory of 1388	5092	e93c38c107a6bbc06ef10acf04366aca_JaffaCakes118.exe	105

C:\Users\Admin\AppData\Local\Temp\e93c38c107a6bbc06ef10acf04366aca_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e93c38c107a6bbc06ef10acf04366aca_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:5092
- C:\Windows\SysWOW64\cmd.exe
  cmd /c start iexplore -embedding
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:5044
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" -embedding
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1680
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1680 CREDAT:17410 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:1952
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\fig5BCC.bat"
  2⤵
  PID:1388
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5092 -s 492
  2⤵
  - Program crash
  PID:4192

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5092 -ip 5092
1⤵
PID:2052

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1420 --field-trial-handle=3136,i,3192284747741020952,1225278682167953346,262144 --variations-seed-version /prefetch:8
1⤵
PID:4488

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
39dd625b01652b616f218d3ddd2cf208

SHA1
d743d761bbfcb8cfc9b197bf3e903154f0255113

SHA256
885889906cf0a34f41de313074d706b129d988dc1d8b944dbdcf4e1d4e460b77

SHA512
b9f61ef3bbf3f7324ac0852c1c49a7a1c576b9168238eb16a15023916cbf1370d49787e8d05e58dbcc6ee8b23427f12a50d203de0ab3226eb6e1a80ee9637f80

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
9b7bf61200f3ff1cc462c09eeffa7362

SHA1
a13aadaa87ca4d62d78810f8a03488646d752ec3

SHA256
a376c414cef69243ad87a455dae5d5579320a0c2dd6f0fc67250905c560c62c2

SHA512
a79cd27594353955aa904631966da45e865f4580e49def86da042237232bcd97e5b09f96c26f70e1557aeca8a154ad993863d453d155a064d8dfa08e951c97db

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\R2H8ZEZE\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\fig5BCC.bat

Filesize
188B

MD5
6c8bbc41c21d495ae9fbb12eacc83f40

SHA1
44ef01de7fd48dc0cd7be7f66eb8a10676935cd0

SHA256
d7e5a65badf6ff490c87cd4912550db8223165b3361ddb3e068a185a9d2b02b7

SHA512
6367c21820ff2b27ffdf9ff5fc700021afdae879050585a3a1f8600f2e7f7c1b33bea85210fc9a0c2b1f6c12fdee8f00635e5010a932d453f045840d71ebb865

Download Submit
C:\Users\Admin\AppData\Local\Temp\fig5BCC.tmp

Filesize
37KB

MD5
f6393fd79b14d643dbd422cf5a3bf414

SHA1
73fe444cad30d51eba92fc3ed0c1ba2b90b768c5

SHA256
ddf5e708f09784dcb0ff00a4db400e552dee8b44bdc0a28c0f88a522b340b893

SHA512
7b069a772734ee9e7943686bde8b207f3d5a21b673954d64835c82baebc3d56ae956587c3c0b80a64c387dded2c4fd06bc38daa790bb6dc01687eb6199801f57

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads