6796aa9b4cfbcd5c06be8f82a837e866f3817083a1d6b11af34ce9c1d234356b

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02/10/2024, 08:12

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General

Target

split.dll
Size

1.5MB
MD5

9d5d9335513737629d8eae55327be116
SHA1

5f1bd1b0044c0b9d437caab799d057196f962b74
SHA256

79a07e95271da9ef61553aa5e6d3f969106288d9da30a68f1a5bd6c782ad4bea
SHA512

a3511a5afa336e54a1cbb136dffe5bfe84436bbe5b852b880a393b98fcf830ba57b50ce474c6d9a15df142766a6b894b57ec58f464ba20047c7e139d87a2d41f
SSDEEP

24576:okDgcgDwyFp2htLeYuDqOIKcolir1tdJCBN0cVQmR6:cmJKqnbRkYyQC

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2668	2672	WerFault.exe	31

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 11 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2672	2372	rundll32.exe	31
PID 2372 wrote to memory of 2672	2372	rundll32.exe	31
PID 2372 wrote to memory of 2672	2372	rundll32.exe	31
PID 2372 wrote to memory of 2672	2372	rundll32.exe	31
PID 2372 wrote to memory of 2672	2372	rundll32.exe	31
PID 2372 wrote to memory of 2672	2372	rundll32.exe	31
PID 2372 wrote to memory of 2672	2372	rundll32.exe	31
PID 2672 wrote to memory of 2668	2672	rundll32.exe	32
PID 2672 wrote to memory of 2668	2672	rundll32.exe	32
PID 2672 wrote to memory of 2668	2672	rundll32.exe	32
PID 2672 wrote to memory of 2668	2672	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\split.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\split.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 460
    3⤵
    - Program crash
    PID:2668

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/2672-0-0x00000000006D0000-0x0000000000864000-memory.dmp

Filesize
1.6MB

Download
memory/2672-1-0x00000000006D0000-0x0000000000864000-memory.dmp

Filesize
1.6MB

Download
memory/2672-2-0x00000000006D0000-0x0000000000864000-memory.dmp

Filesize
1.6MB

Download
memory/2672-3-0x00000000006D0000-0x0000000000864000-memory.dmp

Filesize
1.6MB

Download