3a153ebdf8eddb3b9546908077c77aca38274840e77b39f4336ef6de28a4a580

Analysis

max time kernel
140s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
08-08-2024 20:22

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General

Target

3a153ebdf8eddb3b9546908077c77aca38274840e77b39f4336ef6de28a4a580.dll
Size

76KB
MD5

51d5044535e365656f70476a6f3ce5b6
SHA1

d2b155f064d61fa594c46c8432f597bda95500b3
SHA256

3a153ebdf8eddb3b9546908077c77aca38274840e77b39f4336ef6de28a4a580
SHA512

8921d311d753c5f848a45ad1083c82231e0151b10adee0a54d9dd838025328043ff403845768dcdc1fb2a5086e43ec13363f6a2f561ab13f9e788db8d38f454f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z/xFDKXhCYin:c8y93KQjy7G55riF1cMo03NxFKXhCYin

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

resource	yara_rule
behavioral1/memory/2984-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2984-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2984-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2224	2984	WerFault.exe	30

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	2984	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 2984	2964	rundll32.exe	30
PID 2964 wrote to memory of 2984	2964	rundll32.exe	30
PID 2964 wrote to memory of 2984	2964	rundll32.exe	30
PID 2964 wrote to memory of 2984	2964	rundll32.exe	30
PID 2964 wrote to memory of 2984	2964	rundll32.exe	30
PID 2964 wrote to memory of 2984	2964	rundll32.exe	30
PID 2964 wrote to memory of 2984	2964	rundll32.exe	30
PID 2984 wrote to memory of 2224	2984	rundll32.exe	31
PID 2984 wrote to memory of 2224	2984	rundll32.exe	31
PID 2984 wrote to memory of 2224	2984	rundll32.exe	31
PID 2984 wrote to memory of 2224	2984	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3a153ebdf8eddb3b9546908077c77aca38274840e77b39f4336ef6de28a4a580.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2964
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3a153ebdf8eddb3b9546908077c77aca38274840e77b39f4336ef6de28a4a580.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2984
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2984 -s 328
    3⤵
    - Program crash
    PID:2224

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/2984-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2984-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2984-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download