da582b21e1f414e1c445f500da9da6aeb54b91a1db8f3885a8c832187392dce2

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-01-2025 05:57

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General

Target

da582b21e1f414e1c445f500da9da6aeb54b91a1db8f3885a8c832187392dce2N.dll
Size

76KB
MD5

219d127e7d658e3f6824051767a7a9c0
SHA1

198d11814705b44da492f371a8a71c5b5c299bd1
SHA256

da582b21e1f414e1c445f500da9da6aeb54b91a1db8f3885a8c832187392dce2
SHA512

c1e466f0bd62e999c766af0e9642ba9f1ac24568e94b3204cb97e7a80779a18f0184b9e2cb53a00610b8a2bf23a105e7d2ceb4b56ec867d4e609e966b3349a5e
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zm0s8A8Xp:c8y93KQjy7G55riF1cMo03M0s8Aep

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 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2244-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2244-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2244-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2244-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2244-5-0x0000000010000000-0x0000000010030000-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
2244	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2244	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1316 wrote to memory of 2244	1316	rundll32.exe	30
PID 1316 wrote to memory of 2244	1316	rundll32.exe	30
PID 1316 wrote to memory of 2244	1316	rundll32.exe	30
PID 1316 wrote to memory of 2244	1316	rundll32.exe	30
PID 1316 wrote to memory of 2244	1316	rundll32.exe	30
PID 1316 wrote to memory of 2244	1316	rundll32.exe	30
PID 1316 wrote to memory of 2244	1316	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\da582b21e1f414e1c445f500da9da6aeb54b91a1db8f3885a8c832187392dce2N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1316
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\da582b21e1f414e1c445f500da9da6aeb54b91a1db8f3885a8c832187392dce2N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2244

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/2244-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2244-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2244-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2244-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2244-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2244-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download