d99eae3dbca30aaf5c3e81afa006ffebb518824ac7fb56d10a6f99aa984fdf7b

Analysis

max time kernel
96s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03/01/2025, 14:07

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General

Target

d99eae3dbca30aaf5c3e81afa006ffebb518824ac7fb56d10a6f99aa984fdf7bN.dll
Size

76KB
MD5

2c79cadb285f2e5a3e5508275f98b320
SHA1

7d79c8c689a2e344ad8e3263610e9dbb51a5aecc
SHA256

d99eae3dbca30aaf5c3e81afa006ffebb518824ac7fb56d10a6f99aa984fdf7b
SHA512

280ab16ba20aa3a5560f9813adb67e8a87e28eba8c6e5f666dff6eb4c07e2266878f093e8baaa92a5e33d25101a5b75848df77ad46dc773ba5e62ff6f5e163c1
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z0cdia3s:c8y93KQjy7G55riF1cMo032cu

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/1768-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1768-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4072	1768	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	1768	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3224 wrote to memory of 1768	3224	rundll32.exe	83
PID 3224 wrote to memory of 1768	3224	rundll32.exe	83
PID 3224 wrote to memory of 1768	3224	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d99eae3dbca30aaf5c3e81afa006ffebb518824ac7fb56d10a6f99aa984fdf7bN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3224
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d99eae3dbca30aaf5c3e81afa006ffebb518824ac7fb56d10a6f99aa984fdf7bN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1768
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1768 -s 696
    3⤵
    - Program crash
    PID:4072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1768 -ip 1768
1⤵
PID:1964

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/1768-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1768-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download