52c70b7354c3c61bf5c659f7fc2b0c794b22dfcb46607d0f20fbd692d979ba81

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
04-02-2025 19:05

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General

Target

52c70b7354c3c61bf5c659f7fc2b0c794b22dfcb46607d0f20fbd692d979ba81N.dll
Size

76KB
MD5

f856e2e7a5098dc1e87c4d2a00e72ce0
SHA1

7beacc564a4dad7f899dae8e1823dc72eb3f8254
SHA256

52c70b7354c3c61bf5c659f7fc2b0c794b22dfcb46607d0f20fbd692d979ba81
SHA512

1f2320fd4a6cbb2f9f87a45f9d094302c30d5ec5b97d59c4578ee4a77c4a59b1f6041df83dc9ff01e0e7c497487a57a0bc275e52e78ab121ba108dafbb252984
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zyuko:c8y93KQjy7G55riF1cMo038No

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4720-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4720-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3956	4720	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	4720	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3788 wrote to memory of 4720	3788	rundll32.exe	83
PID 3788 wrote to memory of 4720	3788	rundll32.exe	83
PID 3788 wrote to memory of 4720	3788	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\52c70b7354c3c61bf5c659f7fc2b0c794b22dfcb46607d0f20fbd692d979ba81N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3788
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\52c70b7354c3c61bf5c659f7fc2b0c794b22dfcb46607d0f20fbd692d979ba81N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4720
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 700
    3⤵
    - Program crash
    PID:3956

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4720 -ip 4720
1⤵
PID:4132

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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/4720-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4720-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download