7036f196a147bd79fedbf677da6fda73217835e68665047ea8d4614fecf76c71

Analysis

max time kernel
134s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/08/2024, 05:20

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General

Target

a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe
Size

148KB
MD5

a9be7ce20097e868436b5929ca3a0b0f
SHA1

acdc9d45e7228c8653d6bc11da6a9b62330bd112
SHA256

7036f196a147bd79fedbf677da6fda73217835e68665047ea8d4614fecf76c71
SHA512

26ccdf66b314ea005d57413b57106d5435b50d79b264066bc062b162218f4183c6acbcc4182c4ec0d15b5455d3785737590ee7ff06cb533be407ce7bd04b822d
SSDEEP

3072:QTInoF0+6Fkg9fErUgcnb3D9N7Tpc1w9YKoNljo:QTInx+OV9srUg47pO3E

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1196	Gwieik.exe
4424	Gwieik.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-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Gwieik = "C:\\Users\\Admin\\AppData\\Roaming\\Gwieik.exe"	a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3552 set thread context of 972	3552	a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe	84
PID 1196 set thread context of 4424	1196	Gwieik.exe	92

System Location Discovery: System Language Discovery 1 TTPs 6 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	Gwieik.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iexplore.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Gwieik.exe

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31126007"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2549388659"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\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-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "430809810"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{C39494F0-5DEA-11EF-818E-CA89CBF88D4A} = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2549388659"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2551889321"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31126007"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31126007"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
972	a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe
972	a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4424	Gwieik.exe
Token: SeDebugPrivilege	1824	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3092	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3092	IEXPLORE.EXE
3092	IEXPLORE.EXE
1824	IEXPLORE.EXE
1824	IEXPLORE.EXE
1824	IEXPLORE.EXE
1824	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 3552 wrote to memory of 972	3552	a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe	84
PID 3552 wrote to memory of 972	3552	a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe	84
PID 3552 wrote to memory of 972	3552	a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe	84
PID 3552 wrote to memory of 972	3552	a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe	84
PID 3552 wrote to memory of 972	3552	a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe	84
PID 3552 wrote to memory of 972	3552	a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe	84
PID 3552 wrote to memory of 972	3552	a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe	84
PID 3552 wrote to memory of 972	3552	a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe	84
PID 972 wrote to memory of 1196	972	a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe	91
PID 972 wrote to memory of 1196	972	a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe	91
PID 972 wrote to memory of 1196	972	a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe	91
PID 1196 wrote to memory of 4424	1196	Gwieik.exe	92
PID 1196 wrote to memory of 4424	1196	Gwieik.exe	92
PID 1196 wrote to memory of 4424	1196	Gwieik.exe	92
PID 1196 wrote to memory of 4424	1196	Gwieik.exe	92
PID 1196 wrote to memory of 4424	1196	Gwieik.exe	92
PID 1196 wrote to memory of 4424	1196	Gwieik.exe	92
PID 1196 wrote to memory of 4424	1196	Gwieik.exe	92
PID 1196 wrote to memory of 4424	1196	Gwieik.exe	92
PID 4424 wrote to memory of 4408	4424	Gwieik.exe	98
PID 4424 wrote to memory of 4408	4424	Gwieik.exe	98
PID 4424 wrote to memory of 4408	4424	Gwieik.exe	98
PID 4408 wrote to memory of 3092	4408	iexplore.exe	99
PID 4408 wrote to memory of 3092	4408	iexplore.exe	99
PID 3092 wrote to memory of 1824	3092	IEXPLORE.EXE	100
PID 3092 wrote to memory of 1824	3092	IEXPLORE.EXE	100
PID 3092 wrote to memory of 1824	3092	IEXPLORE.EXE	100
PID 4424 wrote to memory of 1824	4424	Gwieik.exe	100
PID 4424 wrote to memory of 1824	4424	Gwieik.exe	100

C:\Users\Admin\AppData\Local\Temp\a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3552
- C:\Users\Admin\AppData\Local\Temp\a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\a9be7ce20097e868436b5929ca3a0b0f_JaffaCakes118.exe
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:972
- - C:\Users\Admin\AppData\Roaming\Gwieik.exe
    "C:\Users\Admin\AppData\Roaming\Gwieik.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1196
  - - C:\Users\Admin\AppData\Roaming\Gwieik.exe
      C:\Users\Admin\AppData\Roaming\Gwieik.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:4424
    - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
        
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        5⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4408
      - C:\Program Files\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
        6⤵
        Modifies Internet Explorer settings
        Suspicious use of FindShellTrayWindow
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:3092
        
        C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3092 CREDAT:17410 /prefetch:2
        7⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:1824

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Roaming\Gwieik.exe

Filesize
148KB

MD5
a9be7ce20097e868436b5929ca3a0b0f

SHA1
acdc9d45e7228c8653d6bc11da6a9b62330bd112

SHA256
7036f196a147bd79fedbf677da6fda73217835e68665047ea8d4614fecf76c71

SHA512
26ccdf66b314ea005d57413b57106d5435b50d79b264066bc062b162218f4183c6acbcc4182c4ec0d15b5455d3785737590ee7ff06cb533be407ce7bd04b822d

Download Submit
memory/972-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/972-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/972-6-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/972-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1196-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3552-4-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3552-0-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4424-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4424-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4424-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4424-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download