3d547a8c068b16570d08b6599c6e5436de09af46bea1571a83b54778b2b92b38

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 17:40

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General

Target

3d547a8c068b16570d08b6599c6e5436de09af46bea1571a83b54778b2b92b38.dll
Size

76KB
MD5

170ab3a4ab60f5dacdb628afbaca99a4
SHA1

45b944bbca212458fa624cc5055e012ab8ef550a
SHA256

3d547a8c068b16570d08b6599c6e5436de09af46bea1571a83b54778b2b92b38
SHA512

b5790c852b0d8d0086af333fe0c2be1d57704c9c9af28ef8d6b92369680c01167c7aa6f2535e60941fed7e99782785b7d7b76e43cab4c179978ca1e1df879879
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZVCxD:c8y93KQjy7G55riF1cMo03I

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 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2652-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2652-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2652-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

580 2652 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

rundll32.exe

description pid process

Token: SeDebugPrivilege 2652 rundll32.exe

pid	pid_target	process	target process
580	2652	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

description	pid	process
Token: SeDebugPrivilege	2652	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1268 wrote to memory of 2652	1268	rundll32.exe	rundll32.exe
PID 1268 wrote to memory of 2652	1268	rundll32.exe	rundll32.exe
PID 1268 wrote to memory of 2652	1268	rundll32.exe	rundll32.exe
PID 1268 wrote to memory of 2652	1268	rundll32.exe	rundll32.exe
PID 1268 wrote to memory of 2652	1268	rundll32.exe	rundll32.exe
PID 1268 wrote to memory of 2652	1268	rundll32.exe	rundll32.exe
PID 1268 wrote to memory of 2652	1268	rundll32.exe	rundll32.exe
PID 2652 wrote to memory of 580	2652	rundll32.exe	WerFault.exe
PID 2652 wrote to memory of 580	2652	rundll32.exe	WerFault.exe
PID 2652 wrote to memory of 580	2652	rundll32.exe	WerFault.exe
PID 2652 wrote to memory of 580	2652	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3d547a8c068b16570d08b6599c6e5436de09af46bea1571a83b54778b2b92b38.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1268
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3d547a8c068b16570d08b6599c6e5436de09af46bea1571a83b54778b2b92b38.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2652
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2652 -s 308
    3⤵
    - Program crash
    PID:580

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/2652-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2652-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2652-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download