59b05817751e0d62671144ec481e3a9e4dd098eda78ca9909aaef5435ef456b7

Analysis

max time kernel
102s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
05/02/2025, 15:10

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General

Target

59b05817751e0d62671144ec481e3a9e4dd098eda78ca9909aaef5435ef456b7.dll
Size

76KB
MD5

d2ebf282719a53a56b1bb0f3a69c1689
SHA1

a54ccdf5e9eedb63301a2cc20c8cbf940bf79bf4
SHA256

59b05817751e0d62671144ec481e3a9e4dd098eda78ca9909aaef5435ef456b7
SHA512

f5eabb792a8922717c7482b2913043611ab1c3baf803ad1a34c1319c0d8bf4e8e2017a20208b4409a82aed826a3287e4341e10bc73cc1772f14892b9eceef9de
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZSUDRSVb5:c8y93KQjy7G55riF1cMo03wUDRSVb5

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/2428-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2428-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3812	2428	WerFault.exe	83

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	2428	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 2428	1376	rundll32.exe	83
PID 1376 wrote to memory of 2428	1376	rundll32.exe	83
PID 1376 wrote to memory of 2428	1376	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\59b05817751e0d62671144ec481e3a9e4dd098eda78ca9909aaef5435ef456b7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1376
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\59b05817751e0d62671144ec481e3a9e4dd098eda78ca9909aaef5435ef456b7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2428
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2428 -s 712
    3⤵
    - Program crash
    PID:3812

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2428 -ip 2428
1⤵
PID:2616

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/2428-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2428-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download