3c8b7a895122c08f5f835f066f7709e0583412ac22e6e67b749ec9f796c122a4

Analysis

max time kernel
110s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03/01/2025, 11:23

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General

Target

3c8b7a895122c08f5f835f066f7709e0583412ac22e6e67b749ec9f796c122a4N.dll
Size

76KB
MD5

95caf79aa734af95d8c7e01f3551ab30
SHA1

73b4e8a1c668daf9b4a216a810d0a732e58f628e
SHA256

3c8b7a895122c08f5f835f066f7709e0583412ac22e6e67b749ec9f796c122a4
SHA512

67623b13089b3977001dadfb7b03a160fec4e5f6c9112e1b8520d2a6a2f73e142c8df43665525d6ceec010cd138918e96cc0d06c7df9fd40bfff3e316d1232ba
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z08OoVIP:c8y93KQjy7G55riF1cMo03Spoy

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 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3256-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3256-1-0x0000000010000000-0x0000000010030000-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 2 IoCs

pid	Process
3256	rundll32.exe
3256	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3256	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3088 wrote to memory of 3256	3088	rundll32.exe	83
PID 3088 wrote to memory of 3256	3088	rundll32.exe	83
PID 3088 wrote to memory of 3256	3088	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3c8b7a895122c08f5f835f066f7709e0583412ac22e6e67b749ec9f796c122a4N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3088
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3c8b7a895122c08f5f835f066f7709e0583412ac22e6e67b749ec9f796c122a4N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3256

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/3256-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3256-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download