d964b22ec491d3b53b9d82df082ea8a32d9e5ea79b57c95a90d8a1e8ebef7e09

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
03/01/2025, 15:13

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General

Target

d964b22ec491d3b53b9d82df082ea8a32d9e5ea79b57c95a90d8a1e8ebef7e09N.dll
Size

203KB
MD5

8aaf828dfb9f5b027dae10972e658850
SHA1

a46bef8433c4f4f383c704d767f4854a59cd7189
SHA256

d964b22ec491d3b53b9d82df082ea8a32d9e5ea79b57c95a90d8a1e8ebef7e09
SHA512

4b66e9c18b19b6600beee28aef76675a80496b5d0a7fcb10b1866dfb7e4d35eff5a2fc7d0e3e6b1ad25cf1afc67484d1821d3fed5679f14e542b83d6169f698a
SSDEEP

3072:aJ8IMILmCa3yx6oFEdgVXnF6C9Ugfxm32n7SpiMsQ:5kmCaiEoFEd+F3txm2SpiMz

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/1760-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral2/memory/1760-1-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3808	1760	WerFault.exe	82

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	1760	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4420 wrote to memory of 1760	4420	rundll32.exe	82
PID 4420 wrote to memory of 1760	4420	rundll32.exe	82
PID 4420 wrote to memory of 1760	4420	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d964b22ec491d3b53b9d82df082ea8a32d9e5ea79b57c95a90d8a1e8ebef7e09N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4420
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d964b22ec491d3b53b9d82df082ea8a32d9e5ea79b57c95a90d8a1e8ebef7e09N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1760 -s 704
    3⤵
    - Program crash
    PID:3808

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1760 -ip 1760
1⤵
PID:2308

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/1760-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

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memory/1760-1-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download