fc68e2be2dc05d95e4500c0ba773f534a6c914e5cf1b357f1eb59a7d5759385d

Analysis

max time kernel
103s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
21/03/2025, 22:08

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General

Target

JaffaCakes118_84ea7668b24bdc5a467a707b0a5ee45d.exe
Size

280KB
MD5

84ea7668b24bdc5a467a707b0a5ee45d
SHA1

f29e008f0837207dd542099a3aeb335aa973f283
SHA256

fc68e2be2dc05d95e4500c0ba773f534a6c914e5cf1b357f1eb59a7d5759385d
SHA512

af6eafc874d11d8e3856daacfc25913340087ac1c6923306dae886b902704e43b6a6dd6ed7de806aef970d11572aa18c2b8b9506671e5d8bafd3d5858288b7e6
SSDEEP

6144:tM5sN58VIgR54KsA+UZI2hMU9StkcZFHz/FCcW2nWUUU:tMsQVFRKKsNWwUGk2FHMcWlUUU

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5124	JaffaCakes118_84ea7668b24bdc5a467a707b0a5ee45dmgr.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x001000000002370c-5.dat	upx
behavioral2/memory/5124-4-0x0000000000400000-0x00000000004A8000-memory.dmp	upx
behavioral2/memory/5124-7-0x0000000000400000-0x00000000004A8000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
6044	5124	WerFault.exe	88

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	JaffaCakes118_84ea7668b24bdc5a467a707b0a5ee45d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_84ea7668b24bdc5a467a707b0a5ee45dmgr.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1280 wrote to memory of 5124	1280	JaffaCakes118_84ea7668b24bdc5a467a707b0a5ee45d.exe	88
PID 1280 wrote to memory of 5124	1280	JaffaCakes118_84ea7668b24bdc5a467a707b0a5ee45d.exe	88
PID 1280 wrote to memory of 5124	1280	JaffaCakes118_84ea7668b24bdc5a467a707b0a5ee45d.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84ea7668b24bdc5a467a707b0a5ee45d.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84ea7668b24bdc5a467a707b0a5ee45d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1280
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84ea7668b24bdc5a467a707b0a5ee45dmgr.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84ea7668b24bdc5a467a707b0a5ee45dmgr.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5124
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5124 -s 272
    3⤵
    - Program crash
    PID:6044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 5124 -ip 5124
1⤵
PID:2756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84ea7668b24bdc5a467a707b0a5ee45dmgr.exe

Filesize
218KB

MD5
7d048e00ff926a573f310a35d77bf907

SHA1
032063c5779d1b5f89c78045bbf8e69f49216c12

SHA256
f953aab429aa3b466ee4d8e3189b9b196bcca54533ffd80a1e79003c17147d7f

SHA512
76f6e2d1c6a8de4c40cf2262759847f45217744a285645cb4f36c4479d703ca556e0cece1b756b2d14ef6d27f64921560f46e9b55d7c58c37651821b25b6ee0e

Download Submit
memory/1280-0-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1280-8-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/5124-6-0x00000000005C0000-0x00000000005C8000-memory.dmp

Filesize
32KB

Download
memory/5124-4-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/5124-7-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

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