40202b691437490af18f509ef183599e0aa70dc29808565d5d4fdaf956b56023

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/10/2024, 00:40

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General

Target

27dde85b3a0e66c44b4efe32d8e25cbe_JaffaCakes118.dll
Size

211KB
MD5

27dde85b3a0e66c44b4efe32d8e25cbe
SHA1

d7895362f5d8d20a10619968c3399738a935db58
SHA256

40202b691437490af18f509ef183599e0aa70dc29808565d5d4fdaf956b56023
SHA512

2ba5e0834fe51ba93c8254bde3212f1565fd2d3d0c45377f573e85841c68c06ebfedf3cafe2a2c0e8331a83ab67806b336f8289d9c42f40f0bd6906a0ddce34e
SSDEEP

6144:Cv7GRJp+zGztmw/gdktv351RdPufObJN5GLnlvqbZb:Cv7+Oz5ritPQeJOpSVb

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1112-0-0x0000000000A60000-0x0000000000AB8000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1632	1112	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 1980 wrote to memory of 1112	1980	rundll32.exe	84
PID 1980 wrote to memory of 1112	1980	rundll32.exe	84
PID 1980 wrote to memory of 1112	1980	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\27dde85b3a0e66c44b4efe32d8e25cbe_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1980
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\27dde85b3a0e66c44b4efe32d8e25cbe_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1112
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1112 -s 568
    3⤵
    - Program crash
    PID:1632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1112 -ip 1112
1⤵
PID:2316

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/1112-0-0x0000000000A60000-0x0000000000AB8000-memory.dmp

Filesize
352KB

Download
memory/1112-1-0x00000000006F0000-0x0000000000704000-memory.dmp

Filesize
80KB

Download
memory/1112-2-0x0000000000A60000-0x0000000000AB8000-memory.dmp

Filesize
352KB

Download