f69fa3c7c341cff45f5ce5a5eb3e461e8ae4b182a0b1535f705aa364152e90af

Analysis

max time kernel
84s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/08/2024, 13:10

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General

Target

c8e11e2a4878368f56d475b952a80a80_JaffaCakes118.dll
Size

78KB
MD5

c8e11e2a4878368f56d475b952a80a80
SHA1

8f82a736182f9e571893aeb29922193307a356c0
SHA256

f69fa3c7c341cff45f5ce5a5eb3e461e8ae4b182a0b1535f705aa364152e90af
SHA512

3e29b663d81867951af1968831613fcf5b857a9cb199d67b4965efac5b1c387aa51ea98690d394246b7ba99e6624abac64dc0b18e5d1b998060bb89e3f6fedf3
SSDEEP

1536:UTEmAfnmTdX7ZAni/rUSUd9+VfgT5C3bB+sQziI3:U4mumTdX7Kni/oSUb+VfFhQzt

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4528-0-0x0000000010000000-0x000000001000B000-memory.dmp	upx
behavioral2/memory/4528-1-0x0000000010000000-0x000000001000B000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2872	4528	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	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4496 wrote to memory of 4528	4496	rundll32.exe	84
PID 4496 wrote to memory of 4528	4496	rundll32.exe	84
PID 4496 wrote to memory of 4528	4496	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c8e11e2a4878368f56d475b952a80a80_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4496
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c8e11e2a4878368f56d475b952a80a80_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4528
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4528 -s 572
    3⤵
    - Program crash
    PID:2872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4528 -ip 4528
1⤵
PID:3304

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/4528-0-0x0000000010000000-0x000000001000B000-memory.dmp

Filesize
44KB

Download
memory/4528-1-0x0000000010000000-0x000000001000B000-memory.dmp

Filesize
44KB

Download