878a4f6a331064ef63e913aad60eeccf120f6f9d8dfdf79869c2d0a59a0f7624

Analysis

max time kernel
93s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-01-2025 01:28

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General

Target

878a4f6a331064ef63e913aad60eeccf120f6f9d8dfdf79869c2d0a59a0f7624.dll
Size

76KB
MD5

bf05004cf9f100d24117ba0bd7b40daf
SHA1

a6311f8f28f6533ab40aff95e0a3690573662de2
SHA256

878a4f6a331064ef63e913aad60eeccf120f6f9d8dfdf79869c2d0a59a0f7624
SHA512

993d416e007cb4de80928e47ce9b35c5b196df33e1474222998801666f039a5cb8e823742a4cf3b4f40de17b3c23400698bf4d2a166d9db5a815d38aef13c58f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZVrXT:c8y93KQjy7G55riF1cMo037rj

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/1820-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1820-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2308	1820	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	1820	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 1820	2444	rundll32.exe	83
PID 2444 wrote to memory of 1820	2444	rundll32.exe	83
PID 2444 wrote to memory of 1820	2444	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\878a4f6a331064ef63e913aad60eeccf120f6f9d8dfdf79869c2d0a59a0f7624.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\878a4f6a331064ef63e913aad60eeccf120f6f9d8dfdf79869c2d0a59a0f7624.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1820
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1820 -s 704
    3⤵
    - Program crash
    PID:2308

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1820 -ip 1820
1⤵
PID:1428

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/1820-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/1820-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download