23d96739f46e3389dfad5e6fb2993c00e86c09dff6d31fc98b1341ee92e28fad

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
02-01-2025 11:25

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General

Target

23d96739f46e3389dfad5e6fb2993c00e86c09dff6d31fc98b1341ee92e28fadN.dll
Size

76KB
MD5

8b0deadc22ed7884efb11b6364495430
SHA1

6ff2498f4599c28bb90fab816c109be9cad615f1
SHA256

23d96739f46e3389dfad5e6fb2993c00e86c09dff6d31fc98b1341ee92e28fad
SHA512

5e8468d9d01e13b31746d65e431270ff0d06e6022b1d2589d7e52b67d78a1a931c5028c5c0f3e6a8ef199a4e7577e27a24f9a4bed7cae6af52d28e163a91096a
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZalYSFd2mm3+h5:c8y93KQjy7G55riF1cMo03cV2R+T

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/4276-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4276-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3608	4276	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	4276	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 4276	2204	rundll32.exe	82
PID 2204 wrote to memory of 4276	2204	rundll32.exe	82
PID 2204 wrote to memory of 4276	2204	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\23d96739f46e3389dfad5e6fb2993c00e86c09dff6d31fc98b1341ee92e28fadN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\23d96739f46e3389dfad5e6fb2993c00e86c09dff6d31fc98b1341ee92e28fadN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4276
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4276 -s 704
    3⤵
    - Program crash
    PID:3608

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4276 -ip 4276
1⤵
PID:4692

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/4276-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4276-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download