11221d671be1ccc1be43bde27581f0063334a7be67113dc28dd5d877206bb051

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
11/06/2024, 10:55

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General

Target
9df0a39a419e2f3d14b0a70c12b7254c_JaffaCakes118.exe
Size 228KB
Sample240611-m1cvbathqd
SHA256 11221d671be1ccc1be43bde27581f0063334a7be67113dc28dd5d877206bb051
MD5 9df0a39a419e2f3d14b0a70c12b7254c
SHA1 4beec60f0cd05591b1a32b90e10ff58fb24a32e7
SHA512 58810a7f799e8e12428892ff8840c0c85d7c11221e1f40633a0155536a047563bbb3b1eb33a03e32d969162fd77f95cefaa35db70278827e9505a5936365076e
SSDEEP 6144:0AmIhgpYy4c2+keFKEK7kmR/qszYX1932QVTH3jRVI6a:0VIhgpYR+keoAmRCsm9Zs
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 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-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation	9df0a39a419e2f3d14b0a70c12b7254c_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation	ins97.exe

Executes dropped EXE 2 IoCs

pid	Process
4744	ins97.exe
5036	ins.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5264-0-0x00000000004A0000-0x00000000004FE000-memory.dmp	upx
behavioral2/memory/5264-35-0x00000000004A0000-0x00000000004FE000-memory.dmp	upx

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	ins.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	ins.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	ins.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	ins.exe
File opened for modification	C:\Windows\assembly	ins.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
5036	ins.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5036	ins.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5036	ins.exe
5036	ins.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 5264 wrote to memory of 4744	5264	9df0a39a419e2f3d14b0a70c12b7254c_JaffaCakes118.exe	80
PID 5264 wrote to memory of 4744	5264	9df0a39a419e2f3d14b0a70c12b7254c_JaffaCakes118.exe	80
PID 4744 wrote to memory of 5036	4744	ins97.exe	82
PID 4744 wrote to memory of 5036	4744	ins97.exe	82
PID 4744 wrote to memory of 5036	4744	ins97.exe	82

C:\Users\Admin\AppData\Local\Temp\9df0a39a419e2f3d14b0a70c12b7254c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9df0a39a419e2f3d14b0a70c12b7254c_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5264
- C:\Users\Admin\AppData\Local\Temp\ins97\ins97.exe
  "C:\Users\Admin\AppData\Local\Temp\ins97\ins97.exe" ins.exe /e10656431 /u50d1d9d5-cf90-407c-820a-35e05bc06f2f
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:4744
- - C:\Users\Admin\AppData\Local\Temp\ins97\ins.exe
    "C:\Users\Admin\AppData\Local\Temp\ins97\ins.exe" /e10656431 /u50d1d9d5-cf90-407c-820a-35e05bc06f2f
    3⤵
    - Executes dropped EXE
    - Drops desktop.ini file(s)
    - Drops file in Windows directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:5036

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

ins.exe

Path C:\Users\Admin\AppData\Local\Temp\ins97\ins.exe
Size 253KB
SHA256 68da632d702639815cc5875aefd103304c528df93bd8e197e7d6335787d131ae
MD5 990774201cab9f23e9b2a4dbfd7b322d
SHA1 a77b83a8a3b9efcc38e8b3d1c42e681c1450470c
SHA512 1d15af0b2a44b23319ffe35164b285868a32cd7b2e5810bf97902d5f91891eaf6f8f6e182d0ca9e6090a670f768567a3f667a95451d93e9881734f0c8b2ebde5
SSDEEP 3072:UWSe/Y3ePdcNGi6IgMsZ3emNjlfvadHOVyOkox49P0OH1hx0BKDyOu8bG+ejaW2:UWdo6IgI7cKG8b70MA
MD5 SHA1 SHA512 SSDEEP

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ins97.exe

Path C:\Users\Admin\AppData\Local\Temp\ins97\ins97.exe
Size 137KB
SHA256 d8e92455694e8d5cd8266221e5a536014b57df4169cb6793a5dabb0b42f0d781
MD5 658f4a04835c8522c64b73d478cb023d
SHA1 c1ed730661467a430e41247d5518afeb25ca7f7d
SHA512 c36ad5a49416f1dc0fa67068a106d120449ec3bb6e39a05e3730ca4cc982d6a7b01bbe7993ec74f3351223529ef3eb0a0df1f27180012ac21fadf5e2d953e1eb
SSDEEP 3072:tCLLPzr71gExu8tRwCMV/u0T5rQsRdRrHahoZpT+6r:tCvf79u8RwNVFT5rRRdRr6opT+6
MD5 SHA1 SHA512 SSDEEP

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memory/4744-12-0x00007FFAD35B5000-0x00007FFAD35B6000-memory.dmp

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memory/4744-13-0x00007FFAD3300000-0x00007FFAD3CA1000-memory.dmp

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memory/4744-15-0x00007FFAD3300000-0x00007FFAD3CA1000-memory.dmp

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memory/4744-34-0x00007FFAD3300000-0x00007FFAD3CA1000-memory.dmp

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memory/5036-26-0x0000000073CF2000-0x0000000073CF3000-memory.dmp

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memory/5036-27-0x0000000073CF0000-0x00000000742A1000-memory.dmp

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memory/5036-28-0x0000000073CF0000-0x00000000742A1000-memory.dmp

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memory/5036-32-0x0000000073CF0000-0x00000000742A1000-memory.dmp

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memory/5264-0-0x00000000004A0000-0x00000000004FE000-memory.dmp

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memory/5264-35-0x00000000004A0000-0x00000000004FE000-memory.dmp

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