b5bd63bdad5ed476fdf6883171a28b5d71bc12d868b73628d735a02ef748e88c

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07/09/2024, 13:46

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General

Target

d21201b6c3cf1c33824b9ff711e152d8_JaffaCakes118.exe
Size

8KB
MD5

d21201b6c3cf1c33824b9ff711e152d8
SHA1

2f091d4481454d178972f54e654f67e58a6b7856
SHA256

b5bd63bdad5ed476fdf6883171a28b5d71bc12d868b73628d735a02ef748e88c
SHA512

0cc9410b736f4858f1ed79cbd7c58c0e1178b5e36096d16c46dee8988b0dd2401fa87a5c5767aa38ae65a4829d21607a146cdf21be9cae9dff42433a0590d922
SSDEEP

192:9hAMOYGYFE+p1BRz++XRKqsXdbSxKdXsFaNJhLkwcud2DH9VwGfct8uU:9eMOiS+pJa+XRYXdbSMdIaNJawcudoDN

Score

7^/10

discovery 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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	d21201b6c3cf1c33824b9ff711e152d8_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 1 IoCs

pid	Process
3612	b2e.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2072-0-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/2072-11-0x0000000000400000-0x0000000000409000-memory.dmp	upx

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 4 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	d21201b6c3cf1c33824b9ff711e152d8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b2e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 3612	2072	d21201b6c3cf1c33824b9ff711e152d8_JaffaCakes118.exe	83
PID 2072 wrote to memory of 3612	2072	d21201b6c3cf1c33824b9ff711e152d8_JaffaCakes118.exe	83
PID 2072 wrote to memory of 3612	2072	d21201b6c3cf1c33824b9ff711e152d8_JaffaCakes118.exe	83
PID 3612 wrote to memory of 3920	3612	b2e.exe	85
PID 3612 wrote to memory of 3920	3612	b2e.exe	85
PID 3612 wrote to memory of 3920	3612	b2e.exe	85
PID 3920 wrote to memory of 4112	3920	cmd.exe	89
PID 3920 wrote to memory of 4112	3920	cmd.exe	89
PID 3920 wrote to memory of 4112	3920	cmd.exe	89

C:\Users\Admin\AppData\Local\Temp\d21201b6c3cf1c33824b9ff711e152d8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d21201b6c3cf1c33824b9ff711e152d8_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Users\Admin\AppData\Local\Temp\90F5.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\90F5.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\90F5.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\d21201b6c3cf1c33824b9ff711e152d8_JaffaCakes118.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3612
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\926C.tmp\batchfile.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3920
  - - C:\Windows\SysWOW64\cmd.exe
      cmd.exe
      4⤵
      System Location Discovery: System Language Discovery
      PID:4112

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

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\Temp\90F5.tmp\b2e.exe

Filesize
9KB

MD5
900d66283b07887e83b006628e5da178

SHA1
d9a43d315735e796546032e1ba9384739f476b10

SHA256
923324d6109ef001bed6788b90fcd49deb86a2e29ec49b99ca06792607bb938e

SHA512
c28c825795ec8de3f368cdb39ce9275aeebf7751d83711ddb8eb0670bdbf21b0b7cae6281e50bc79ae0365d8d2e95b951f9a102ca26e34a58c09f19fb0ef83e1

Download Submit
C:\Users\Admin\AppData\Local\Temp\926C.tmp\batchfile.bat

Filesize
1KB

MD5
39a7259277fa2bb831ea26bf67fb53ea

SHA1
5e48b5d1c1812ec605d3b748e870ac0b340bfeec

SHA256
a454d982de66d789dc8c9f03c4b430b18baad96503441caaa92b37b353f17459

SHA512
018257da76f6e92a6466fb41cb51757b07d11ff987e2673d7b6b57c65dcd01d9908b9712e1a8a2978976c28fa565ec0b6a8a1fb9b777f4544043159c93fbfb68

Download Submit
memory/2072-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2072-11-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3612-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3612-15-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download