c0275af0a8571ba0aff89bc2c14fe6839ff2875c3a4d5d60c28251ecbcc63446

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
01-02-2025 23:22

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General

Target

c0275af0a8571ba0aff89bc2c14fe6839ff2875c3a4d5d60c28251ecbcc63446N.dll
Size

76KB
MD5

160ed808c5808e9c47ba0a1dfad59620
SHA1

960e3e2f1e19ba64f7fbce856c37563c17f79477
SHA256

c0275af0a8571ba0aff89bc2c14fe6839ff2875c3a4d5d60c28251ecbcc63446
SHA512

5f5c4ea9d972c97e0bb038e3b077770d76a1462143efa048da6fbeff93692904353161716587f774d8b1c45d2809b54a1cf39f47d6be93a9a9d2e6c74c6cc762
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z6+z:c8y93KQjy7G55riF1cMo03I6

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/4616-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4616-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3824	4616	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	4616	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2900 wrote to memory of 4616	2900	rundll32.exe	83
PID 2900 wrote to memory of 4616	2900	rundll32.exe	83
PID 2900 wrote to memory of 4616	2900	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c0275af0a8571ba0aff89bc2c14fe6839ff2875c3a4d5d60c28251ecbcc63446N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2900
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c0275af0a8571ba0aff89bc2c14fe6839ff2875c3a4d5d60c28251ecbcc63446N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4616
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4616 -s 712
    3⤵
    - Program crash
    PID:3824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4616 -ip 4616
1⤵
PID:4536

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/4616-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4616-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download