ba61ae3a28eccf90c0603381441e4df49d86b294eacda958d035981212d852e7

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2024 10:06

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General

Target

ba61ae3a28eccf90c0603381441e4df49d86b294eacda958d035981212d852e7N.dll
Size

76KB
MD5

abefe984f2c71df3aab036b17a375e90
SHA1

71fc1edd40764196fbd98c6ff320590423f0c909
SHA256

ba61ae3a28eccf90c0603381441e4df49d86b294eacda958d035981212d852e7
SHA512

40edd85531baf3e1a2ab6616375ae6a03d99582cbef28eefc931b904686429c2ff99eecb6a8b14c45d63678c0ec79316eb9a879b2b667835cbc6552af6b0a777
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZPG4Y8:c8y93KQjy7G55riF1cMo039G4/

Score

5^/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/4992-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4992-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3228	4992	WerFault.exe	82

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 AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4992	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 4992	2368	rundll32.exe	82
PID 2368 wrote to memory of 4992	2368	rundll32.exe	82
PID 2368 wrote to memory of 4992	2368	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba61ae3a28eccf90c0603381441e4df49d86b294eacda958d035981212d852e7N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba61ae3a28eccf90c0603381441e4df49d86b294eacda958d035981212d852e7N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4992
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4992 -s 664
    3⤵
    - Program crash
    PID:3228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4992 -ip 4992
1⤵
PID:4108

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/4992-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4992-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download