16d11658ac01b19eda527d4bc6a4e2148bfccd080b0eb3a6a76a90c0750d078c

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-01-2025 19:59

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General

Target

16d11658ac01b19eda527d4bc6a4e2148bfccd080b0eb3a6a76a90c0750d078c.dll
Size

76KB
MD5

2c1b5cc74ebb229af218b56c81f049b4
SHA1

75c9b48d36e149c72e0b415a25d8707063b63752
SHA256

16d11658ac01b19eda527d4bc6a4e2148bfccd080b0eb3a6a76a90c0750d078c
SHA512

0ddd38eacd6876ce2f21aebd829cbcd77259a66226a3d23d4c6755b2ce4685fdd4165d0ec611c8563193425f7524ab387e62146bafb87a2b645a57a5a8e40bcb
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z1ZoWD7baLuyOr:c8y93KQjy7G55riF1cMo03CWDSLuyOr

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/1860-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1860-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1860-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1860-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1860-6-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2504	1860	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	1860	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 1860	2364	rundll32.exe	30
PID 2364 wrote to memory of 1860	2364	rundll32.exe	30
PID 2364 wrote to memory of 1860	2364	rundll32.exe	30
PID 2364 wrote to memory of 1860	2364	rundll32.exe	30
PID 2364 wrote to memory of 1860	2364	rundll32.exe	30
PID 2364 wrote to memory of 1860	2364	rundll32.exe	30
PID 2364 wrote to memory of 1860	2364	rundll32.exe	30
PID 1860 wrote to memory of 2504	1860	rundll32.exe	31
PID 1860 wrote to memory of 2504	1860	rundll32.exe	31
PID 1860 wrote to memory of 2504	1860	rundll32.exe	31
PID 1860 wrote to memory of 2504	1860	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\16d11658ac01b19eda527d4bc6a4e2148bfccd080b0eb3a6a76a90c0750d078c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\16d11658ac01b19eda527d4bc6a4e2148bfccd080b0eb3a6a76a90c0750d078c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1860
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1860 -s 308
    3⤵
    - Program crash
    PID:2504

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/1860-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1860-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1860-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1860-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1860-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1860-6-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download