985921648728599a08d3a88ad0fff72c89b8056421aa8088199a1b854a71863a

General

Target

151c08a7ed9361ba182b5d339b789b6e_JaffaCakes118.exe
Size

193KB
MD5

151c08a7ed9361ba182b5d339b789b6e
SHA1

f468daa950583b7741019179679aa422f1a758a3
SHA256

985921648728599a08d3a88ad0fff72c89b8056421aa8088199a1b854a71863a
SHA512

585209ebd9b5267f485b7d14d9083c8aa36d90b62c7fdc06b0e5db99cebe464011e54a87192e90b64acc6cea85e43dbdb0669f71aaa90db8bc7ab854743c878a
SSDEEP

3072:3BoVZJ+5RlPM3rdS0v9QFJtbP1QGNJH7H8+yvX/q0ANX1W1GzIP:R2KM7dlv9Qx73H78pvvjSk0I

Score

7^/10

discovery upx

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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	151c08a7ed9361ba182b5d339b789b6e_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3076	ins9088.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	ins9088.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	ins9088.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1728-0-0x0000000000610000-0x000000000068B000-memory.dmp	upx
behavioral2/memory/1728-21-0x0000000000610000-0x000000000068B000-memory.dmp	upx
behavioral2/memory/1728-26-0x0000000000610000-0x000000000068B000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly\Desktop.ini	ins9088.exe
File opened for modification	C:\Windows\assembly	ins9088.exe
File created	C:\Windows\assembly\Desktop.ini	ins9088.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	151c08a7ed9361ba182b5d339b789b6e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ins9088.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3076	ins9088.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3076	ins9088.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3076	ins9088.exe
3076	ins9088.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 3076	1728	151c08a7ed9361ba182b5d339b789b6e_JaffaCakes118.exe	82
PID 1728 wrote to memory of 3076	1728	151c08a7ed9361ba182b5d339b789b6e_JaffaCakes118.exe	82
PID 1728 wrote to memory of 3076	1728	151c08a7ed9361ba182b5d339b789b6e_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\151c08a7ed9361ba182b5d339b789b6e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\151c08a7ed9361ba182b5d339b789b6e_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Users\Admin\AppData\Local\Temp\ins9088\ins9088.exe
  "C:\Users\Admin\AppData\Local\Temp\ins9088\ins9088.exe" /e5348748 /u50d19690-97d8-405e-bebb-08625bc06f2f
  2⤵
  - Executes dropped EXE
  - Drops desktop.ini file(s)
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3076

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ins9088\ins9088.exe

Filesize
253KB

MD5
990774201cab9f23e9b2a4dbfd7b322d

SHA1
a77b83a8a3b9efcc38e8b3d1c42e681c1450470c

SHA256
68da632d702639815cc5875aefd103304c528df93bd8e197e7d6335787d131ae

SHA512
1d15af0b2a44b23319ffe35164b285868a32cd7b2e5810bf97902d5f91891eaf6f8f6e182d0ca9e6090a670f768567a3f667a95451d93e9881734f0c8b2ebde5

Download Submit
memory/1728-21-0x0000000000610000-0x000000000068B000-memory.dmp

Filesize
492KB

Download
memory/1728-26-0x0000000000610000-0x000000000068B000-memory.dmp

Filesize
492KB

Download
memory/1728-0-0x0000000000610000-0x000000000068B000-memory.dmp

Filesize
492KB

Download
memory/3076-13-0x0000000073220000-0x00000000737D1000-memory.dmp

Filesize
5.7MB

Download
memory/3076-17-0x0000000073220000-0x00000000737D1000-memory.dmp

Filesize
5.7MB

Download
memory/3076-18-0x0000000073220000-0x00000000737D1000-memory.dmp

Filesize
5.7MB

Download
memory/3076-19-0x0000000073220000-0x00000000737D1000-memory.dmp

Filesize
5.7MB

Download
memory/3076-20-0x0000000073220000-0x00000000737D1000-memory.dmp

Filesize
5.7MB

Download
memory/3076-14-0x0000000073220000-0x00000000737D1000-memory.dmp

Filesize
5.7MB

Download
memory/3076-22-0x0000000073220000-0x00000000737D1000-memory.dmp

Filesize
5.7MB

Download
memory/3076-23-0x0000000073222000-0x0000000073223000-memory.dmp

Filesize
4KB

Download
memory/3076-25-0x0000000073220000-0x00000000737D1000-memory.dmp

Filesize
5.7MB

Download
memory/3076-12-0x0000000073222000-0x0000000073223000-memory.dmp

Filesize
4KB

Download

Analysis

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