44576566b63781693b33254b05625cf168b4cad237d1d8eb3601c21504e50e3a

Analysis

max time kernel
110s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 04:57

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General

Target

44576566b63781693b33254b05625cf168b4cad237d1d8eb3601c21504e50e3a.dll
Size

76KB
MD5

24e03b021a29ae1fc7f3dfa2704d6441
SHA1

5f862eff387ef6ce7b9fbf8a188d1b14d6008ea2
SHA256

44576566b63781693b33254b05625cf168b4cad237d1d8eb3601c21504e50e3a
SHA512

570818815c3a9fe823bd7c71227153616aedeae991382ec98f48420a7133ced077f21ed35123d9f9305e97b9e0ceb5e4192aecf2e5b4f13b5da8ede9f06346ba
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z1y8oVPNWe8:c8y93KQjy7G55riF1cMo03pf

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 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2744-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2744-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2744-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2744-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2744-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2744-5-0x0000000010000000-0x0000000010030000-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
2744	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2744	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2744	2112	rundll32.exe	31
PID 2112 wrote to memory of 2744	2112	rundll32.exe	31
PID 2112 wrote to memory of 2744	2112	rundll32.exe	31
PID 2112 wrote to memory of 2744	2112	rundll32.exe	31
PID 2112 wrote to memory of 2744	2112	rundll32.exe	31
PID 2112 wrote to memory of 2744	2112	rundll32.exe	31
PID 2112 wrote to memory of 2744	2112	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\44576566b63781693b33254b05625cf168b4cad237d1d8eb3601c21504e50e3a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\44576566b63781693b33254b05625cf168b4cad237d1d8eb3601c21504e50e3a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2744

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/2744-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2744-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2744-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2744-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2744-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2744-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download