e8b7ebcdff69698c7a50412b92d0736489bf2bfbc962357deffe9497a9f56b76

Analysis

max time kernel
149s
max time network
151s
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, 06:00

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General

Target

e8b7ebcdff69698c7a50412b92d0736489bf2bfbc962357deffe9497a9f56b76.dll
Size

76KB
MD5

227c78457aa907d41d38020fc5717e5d
SHA1

800a68bbbe230c55e8cce739842916ccb2e38db5
SHA256

e8b7ebcdff69698c7a50412b92d0736489bf2bfbc962357deffe9497a9f56b76
SHA512

d6856ef97313da1b147f5dff518db0d8dc51e758d4454b752019f68f985603431dfc14984a07b2173ec69a7f7dfc25b0f4fa88c6e2a19852eeacce009903ca05
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z0ZGL9vI77S:c8y93KQjy7G55riF1cMo03ZAS

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/1964-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1964-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4092	1964	WerFault.exe	84

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	1964	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1516 wrote to memory of 1964	1516	rundll32.exe	84
PID 1516 wrote to memory of 1964	1516	rundll32.exe	84
PID 1516 wrote to memory of 1964	1516	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8b7ebcdff69698c7a50412b92d0736489bf2bfbc962357deffe9497a9f56b76.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1516
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8b7ebcdff69698c7a50412b92d0736489bf2bfbc962357deffe9497a9f56b76.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1964
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1964 -s 700
    3⤵
    - Program crash
    PID:4092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 1964 -ip 1964
1⤵
PID:1508

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

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Downloads

memory/1964-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/1964-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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