739d8e618999a6f107e6ade526ffa54d9773023446be89f546e4112bf642eab6

Analysis

max time kernel
139s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12/08/2024, 04:47

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General

Target

8d5f7d85254ab7dd9e04b7d1304b8521_JaffaCakes118.exe
Size

14KB
MD5

8d5f7d85254ab7dd9e04b7d1304b8521
SHA1

a4dffeba1b791418c48079197c23a42f2c4c5d79
SHA256

739d8e618999a6f107e6ade526ffa54d9773023446be89f546e4112bf642eab6
SHA512

563e8cc9262bf93188e22ce148b64bc7429caa95e8caa6ecbba78bb6dff38ee7e497c9e0079afca573079cc82022bf911bf74942d99c388b1328aa5089a1240f
SSDEEP

384:0JvnwKNGAnW6mwncg0nyf8WHHaG4exgveAh4:ynzbni4ke4i24

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1836-0-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1836-2-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1836-3-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1836-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4028 set thread context of 1836	4028	8d5f7d85254ab7dd9e04b7d1304b8521_JaffaCakes118.exe	84

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4636	1836	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 1 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	8d5f7d85254ab7dd9e04b7d1304b8521_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4028 wrote to memory of 1836	4028	8d5f7d85254ab7dd9e04b7d1304b8521_JaffaCakes118.exe	84
PID 4028 wrote to memory of 1836	4028	8d5f7d85254ab7dd9e04b7d1304b8521_JaffaCakes118.exe	84
PID 4028 wrote to memory of 1836	4028	8d5f7d85254ab7dd9e04b7d1304b8521_JaffaCakes118.exe	84
PID 4028 wrote to memory of 1836	4028	8d5f7d85254ab7dd9e04b7d1304b8521_JaffaCakes118.exe	84
PID 4028 wrote to memory of 1836	4028	8d5f7d85254ab7dd9e04b7d1304b8521_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\8d5f7d85254ab7dd9e04b7d1304b8521_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8d5f7d85254ab7dd9e04b7d1304b8521_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4028
- C:\Users\Admin\AppData\Local\Temp\8d5f7d85254ab7dd9e04b7d1304b8521_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\8d5f7d85254ab7dd9e04b7d1304b8521_JaffaCakes118.exe
  2⤵
  PID:1836
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1836 -s 456
    3⤵
    - Program crash
    PID:4636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1836 -ip 1836
1⤵
PID:4208

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

memory/1836-0-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1836-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1836-3-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1836-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download