94ae6c3ac14274790ed26f298b96f32bf66d9afd6f19f8cf68981e17558f6c32

Analysis

max time kernel
133s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17-08-2024 15:36

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General

Target

a31d5244b91e336a31f7c69661a2b7e2_JaffaCakes118.dll
Size

16KB
MD5

a31d5244b91e336a31f7c69661a2b7e2
SHA1

0dcd942f3e30339a8fc025137c4d6f67be415a03
SHA256

94ae6c3ac14274790ed26f298b96f32bf66d9afd6f19f8cf68981e17558f6c32
SHA512

82ca1f204c8b7e1d0da810878cb12cad8116a70beb3c52c8bebf8041347665130d9ac786c46c7bcb3ff1bbfd4f48ab10c774c2063ef5b806378733a3cfeba8ae
SSDEEP

384:5RbDZTZkvIm0tBKSNskncK2WiJ65FvgtINmwxkmq4leo:nZlwnBouKPvFvcINmwR

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3160-1-0x0000000010000000-0x000000001000F000-memory.dmp	upx
behavioral2/memory/3160-2-0x0000000010000000-0x000000001000F000-memory.dmp	upx
behavioral2/memory/3160-0-0x0000000010000000-0x000000001000F000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1608	3160	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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
3160	rundll32.exe
3160	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 376 wrote to memory of 3160	376	rundll32.exe	84
PID 376 wrote to memory of 3160	376	rundll32.exe	84
PID 376 wrote to memory of 3160	376	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a31d5244b91e336a31f7c69661a2b7e2_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:376
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a31d5244b91e336a31f7c69661a2b7e2_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3160
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3160 -s 576
    3⤵
    - Program crash
    PID:1608

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3160 -ip 3160
1⤵
PID:1208

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

Replay Monitor

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Downloads

memory/3160-1-0x0000000010000000-0x000000001000F000-memory.dmp

Filesize
60KB

Download
memory/3160-3-0x0000000010001000-0x000000001000B000-memory.dmp

Filesize
40KB

Download
memory/3160-2-0x0000000010000000-0x000000001000F000-memory.dmp

Filesize
60KB

Download
memory/3160-0-0x0000000010000000-0x000000001000F000-memory.dmp

Filesize
60KB

Download