b1c12cdadaceedd57702aa9405ae9f8a7cc94ba0e3d3956bf5a7c6598a3480e9

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-01-2025 19:45

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General

Target

b1c12cdadaceedd57702aa9405ae9f8a7cc94ba0e3d3956bf5a7c6598a3480e9.dll
Size

76KB
MD5

5c60762b9db39436e1a6234aa5798a6e
SHA1

a53260a630e06716a6c4b9906b24e2a4505b332b
SHA256

b1c12cdadaceedd57702aa9405ae9f8a7cc94ba0e3d3956bf5a7c6598a3480e9
SHA512

5cbb6ac8782d3f57d9910e5722ef85aa30124cc205d100b0778b7a2a2228d83f7b33cdc41a13e73ce758c14b625287398d5aecda73e4679d3c1b1b8724eb985f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z417fe1l:c8y93KQjy7G55riF1cMo03sfeD

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/1764-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1764-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4876	1764	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	1764	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5028 wrote to memory of 1764	5028	rundll32.exe	83
PID 5028 wrote to memory of 1764	5028	rundll32.exe	83
PID 5028 wrote to memory of 1764	5028	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b1c12cdadaceedd57702aa9405ae9f8a7cc94ba0e3d3956bf5a7c6598a3480e9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b1c12cdadaceedd57702aa9405ae9f8a7cc94ba0e3d3956bf5a7c6598a3480e9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1764
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 704
    3⤵
    - Program crash
    PID:4876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1764 -ip 1764
1⤵
PID:3260

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/1764-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/1764-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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