f9289b353b53145a0ae81bfc0446d10fc6706fc765661c1ea3710b9d75871135

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 00:22

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

f9289b353b53145a0ae81bfc0446d10fc6706fc765661c1ea3710b9d75871135N.dll
Size

76KB
MD5

31ded88c0c8d9241a71f240da02a87e0
SHA1

aa54b09b5b91db34c436e94ac91b9c56c20b49dd
SHA256

f9289b353b53145a0ae81bfc0446d10fc6706fc765661c1ea3710b9d75871135
SHA512

fc7c188fa3c8b6e554930db3caff6418243452a61c96fac5483cd603003f8997aead40d4ada7bc5a6e572a161dfaa6cf6839b4b0864f37f15c92d81c7261db4c
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZynF88dNgMn9Q9D64:c8y93KQjy7G55riF1cMo03EM

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 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2072-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2072-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2072-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2072-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

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 behavior: EnumeratesProcesses 1 IoCs

pid	Process
2072	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2072	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 2072	2036	rundll32.exe	31
PID 2036 wrote to memory of 2072	2036	rundll32.exe	31
PID 2036 wrote to memory of 2072	2036	rundll32.exe	31
PID 2036 wrote to memory of 2072	2036	rundll32.exe	31
PID 2036 wrote to memory of 2072	2036	rundll32.exe	31
PID 2036 wrote to memory of 2072	2036	rundll32.exe	31
PID 2036 wrote to memory of 2072	2036	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f9289b353b53145a0ae81bfc0446d10fc6706fc765661c1ea3710b9d75871135N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f9289b353b53145a0ae81bfc0446d10fc6706fc765661c1ea3710b9d75871135N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2072

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

Loading Replay Monitor...

Downloads

memory/2072-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2072-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2072-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2072-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download