e3a4bd2bec9ab0ac245996a22783c32f921e9688b5f216d6996188d9103c0fd4

Analysis

max time kernel
91s
max time network
113s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
16/04/2024, 15:56

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General

Target

f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe
Size

34KB
MD5

f3d1bb1b55971c3647bc279bd561161a
SHA1

ed0d7508c88bd25d14fea9fa218b5d765d89891f
SHA256

e3a4bd2bec9ab0ac245996a22783c32f921e9688b5f216d6996188d9103c0fd4
SHA512

b520dd6b892705fee49b4304c19b0d87e1434d614953f74cc4b92ca8fd27d4dedb7985b8362c8823b7f375f545358f6df15b04188fb58b560c18cf64c9ec61dd
SSDEEP

768:WdjrSskr3yKptT12XgeVtvEKJiGbKCp/5IHnELNl1j3DojRHcZW:CfSsc3yKp2XgeHEWiW//GHnMl5DojRx

Score

7^/10

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-1-5-21-2177723727-746291240-1644359950-1000\Control Panel\International\Geo\Nation	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
732	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\winvyy32.dll	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\winvyy32.dll	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 29 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\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-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3265965135"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3268152788"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31100950"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31100950"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{EE4F6F22-FC09-11EE-ADB6-FE5B5C383FAD} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31100950"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "420047982"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3265965135"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
948	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
948	iexplore.exe
948	iexplore.exe
4760	IEXPLORE.EXE
4760	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 732 wrote to memory of 5048	732	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe	87
PID 732 wrote to memory of 5048	732	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe	87
PID 732 wrote to memory of 5048	732	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe	87
PID 5048 wrote to memory of 948	5048	cmd.exe	90
PID 5048 wrote to memory of 948	5048	cmd.exe	90
PID 948 wrote to memory of 4760	948	iexplore.exe	93
PID 948 wrote to memory of 4760	948	iexplore.exe	93
PID 948 wrote to memory of 4760	948	iexplore.exe	93
PID 732 wrote to memory of 948	732	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe	90
PID 732 wrote to memory of 948	732	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe	90
PID 732 wrote to memory of 948	732	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe	90
PID 732 wrote to memory of 948	732	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe	90
PID 732 wrote to memory of 948	732	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe	90
PID 732 wrote to memory of 948	732	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe	90
PID 732 wrote to memory of 4196	732	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe	97
PID 732 wrote to memory of 4196	732	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe	97
PID 732 wrote to memory of 4196	732	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe	97
PID 732 wrote to memory of 2788	732	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe	98
PID 732 wrote to memory of 2788	732	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe	98
PID 732 wrote to memory of 2788	732	f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe	98

C:\Users\Admin\AppData\Local\Temp\f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:732
- C:\Windows\SysWOW64\cmd.exe
  cmd /c start iexplore -embedding
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:5048
- - 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:948
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:948 CREDAT:17410 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:4760
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\gos6699.bat"
  2⤵
  PID:4196
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.bat"
  2⤵
  PID:2788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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\Local\Microsoft\Windows\INetCache\IE\UM8YFV59\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\f3d1bb1b55971c3647bc279bd561161a_JaffaCakes118.bat

Filesize
307B

MD5
0fd4d534966c67300e09973b1bb6d52d

SHA1
3ef46ed3d77d748931e7ba89dfa99d4f21a957ea

SHA256
47627d7af0a1ee8cc137dbe1212fe1cc15258ac761c16530adc9e92b953631b7

SHA512
493ead11627bf5a7e81ebc62436427e5fcfb2b1ab0efc7a5e7b34a26902093a99ad5d4ba017130614ff6f40b3755a7b739aa376b97242c7bed455840124b3f03

Download Submit
C:\Users\Admin\AppData\Local\Temp\gos6699.bat

Filesize
190B

MD5
7d9dbee7ea418a95db407eb148ffffd0

SHA1
9eb510aff6dcd0a5c92303a734469f9ad4633f5b

SHA256
8f96d74778029e9ce95d634b99f001d142d70200fd5227ff4908f4c2658e5db0

SHA512
c203abae8604e1768e05ae11de7382d39f60ae0bd6b3de1de7cd741be56a78b061794696fbb4c304103479c8ea7cd5d79c7054258f75637ce95aa5f9b59183ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\gos6699.tmp

Filesize
24KB

MD5
5ecce9af16e14becfeb560dd03644b75

SHA1
71226ccdc066672c643a255ab45b52f5661a1dd7

SHA256
5b5ae28ae7623e3a1800f3488354b706d16981b8f772ccec4b92fa4edfe4e748

SHA512
c6e8d93b6060b5d9e0ba1842e937c8ac61d5f5390cf87db464ca3602106d590789c1fa1170cafc67d4a1451dcee4808271a2006bc412af6d3fd6609c5d4b1fbe

Download Submit
memory/732-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/732-1-0x00000000001C0000-0x00000000001C5000-memory.dmp

Filesize
20KB

Download
memory/732-7-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download
memory/732-8-0x00000000024C0000-0x00000000024C5000-memory.dmp

Filesize
20KB

Download
memory/732-17-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/732-18-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download
memory/732-19-0x00000000001C0000-0x00000000001C5000-memory.dmp

Filesize
20KB

Download