39f0a4ad1f4d8905c7ddcf3205ddd49b62cf60f26764d48318c815b3ee24a064

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/09/2024, 10:50

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General

Target

efa1e5079bc0bcac987f0bedd9eb1f5a_JaffaCakes118.dll
Size

28KB
MD5

efa1e5079bc0bcac987f0bedd9eb1f5a
SHA1

d033a401e7574064f34dd97b328891ab127993bd
SHA256

39f0a4ad1f4d8905c7ddcf3205ddd49b62cf60f26764d48318c815b3ee24a064
SHA512

66d10941e8e59e2a0c478ca12119c7918af5014bd18c47e2dcff1b3ba7150524cfd3addd804267c1de657f23f2d3aeab58f3e8871d04aaa08bd41bf7f2262d93
SSDEEP

768:MMaVabPIJcNj43Uz0vfXKAriMP0CrHPjZDKji5+q8BPa:MCzICNjkUz0KK0Crvjcjeh

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
behavioral1/memory/2248-1-0x0000000010000000-0x0000000010018000-memory.dmp	upx
behavioral1/memory/2248-0-0x0000000010000000-0x0000000010018000-memory.dmp	upx

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 7 IoCs

description	pid	Process	procid_target
PID 2436 wrote to memory of 2248	2436	rundll32.exe	30
PID 2436 wrote to memory of 2248	2436	rundll32.exe	30
PID 2436 wrote to memory of 2248	2436	rundll32.exe	30
PID 2436 wrote to memory of 2248	2436	rundll32.exe	30
PID 2436 wrote to memory of 2248	2436	rundll32.exe	30
PID 2436 wrote to memory of 2248	2436	rundll32.exe	30
PID 2436 wrote to memory of 2248	2436	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\efa1e5079bc0bcac987f0bedd9eb1f5a_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2436
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\efa1e5079bc0bcac987f0bedd9eb1f5a_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2248

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/2248-1-0x0000000010000000-0x0000000010018000-memory.dmp

Filesize
96KB

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memory/2248-0-0x0000000010000000-0x0000000010018000-memory.dmp

Filesize
96KB

Download