a158f875a2188007fdd32f0bcfcf7e57e7fbfeb59bfc3576c721cc382330bd1d

Analysis

max time kernel
93s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
10-07-2024 19:26

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General

Target

3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe
Size

161KB
MD5

3610d5c5fe294b373b00757b74bcba92
SHA1

e642223b4fe994a1e91d317a6cc6e49128ff7928
SHA256

a158f875a2188007fdd32f0bcfcf7e57e7fbfeb59bfc3576c721cc382330bd1d
SHA512

bb058f587d9bb9f6699320de92ca34c193b013a49b34bd32cc5cfe53ebab263435f5da0ad80ba715f216ef7c23847be7e0a65905506ad0b2335d34a2f7272d33
SSDEEP

3072:ZTifILaAMNBeq5gAwttb5YwXRZ8SbUj+Onk3ZWHmmGvEWvEWndfbVcde:ZkI2AGBj5gp+IRZ8SwqOkYHmm9WMWPu

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3276-0-0x0000000000400000-0x0000000000485000-memory.dmp	upx
behavioral2/memory/3276-3-0x0000000000400000-0x0000000000485000-memory.dmp	upx
behavioral2/memory/3276-8-0x0000000000400000-0x0000000000485000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3276 set thread context of 2940	3276	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe	85

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3075942483"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "427404812"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3073442094"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3073442094"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{E2D0FD9D-3EF2-11EF-8B18-62661930FB50} = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31118079"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31118079"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\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
Key created	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31118079"	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2940	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe
2940	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe
2940	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2940	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe
Token: SeDebugPrivilege	5052	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4864	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
3276	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe
4864	IEXPLORE.EXE
4864	IEXPLORE.EXE
5052	IEXPLORE.EXE
5052	IEXPLORE.EXE
5052	IEXPLORE.EXE
5052	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 3276 wrote to memory of 2940	3276	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe	85
PID 3276 wrote to memory of 2940	3276	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe	85
PID 3276 wrote to memory of 2940	3276	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe	85
PID 3276 wrote to memory of 2940	3276	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe	85
PID 3276 wrote to memory of 2940	3276	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe	85
PID 3276 wrote to memory of 2940	3276	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe	85
PID 3276 wrote to memory of 2940	3276	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe	85
PID 3276 wrote to memory of 2940	3276	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe	85
PID 3276 wrote to memory of 2940	3276	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe	85
PID 2940 wrote to memory of 1160	2940	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe	86
PID 2940 wrote to memory of 1160	2940	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe	86
PID 2940 wrote to memory of 1160	2940	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe	86
PID 1160 wrote to memory of 4864	1160	iexplore.exe	87
PID 1160 wrote to memory of 4864	1160	iexplore.exe	87
PID 4864 wrote to memory of 5052	4864	IEXPLORE.EXE	88
PID 4864 wrote to memory of 5052	4864	IEXPLORE.EXE	88
PID 4864 wrote to memory of 5052	4864	IEXPLORE.EXE	88
PID 2940 wrote to memory of 5052	2940	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe	88
PID 2940 wrote to memory of 5052	2940	3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe	88

C:\Users\Admin\AppData\Local\Temp\3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3276
- C:\Users\Admin\AppData\Local\Temp\3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\3610d5c5fe294b373b00757b74bcba92_JaffaCakes118.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2940
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1160
  - - C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:4864
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4864 CREDAT:17410 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:5052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\S5KAZR04\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/2940-4-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2940-7-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2940-9-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2940-10-0x0000000002700000-0x000000000274E000-memory.dmp

Filesize
312KB

Download
memory/2940-13-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3276-0-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/3276-3-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/3276-8-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download