6bb44c898d4bbc3ec9f6dbaaace63e47c8cb66c9db085000aad0387f44a1f1a4

Analysis

max time kernel
78s
max time network
16s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25-01-2025 00:12

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General

Target

6bb44c898d4bbc3ec9f6dbaaace63e47c8cb66c9db085000aad0387f44a1f1a4N.dll
Size

76KB
MD5

eec1e40eb0bd7d656f0b09c3da1347d0
SHA1

53ab2409a2006c770365b4fdca8bf40f2b676485
SHA256

6bb44c898d4bbc3ec9f6dbaaace63e47c8cb66c9db085000aad0387f44a1f1a4
SHA512

e3ea6ad871cdb561fb90f2358de34d853221a6d0ff80c7814070ba074153740f2251d454ec1cb2ad433b15b270bd2912566de483d66fa54112f75d73c1e9b9b5
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZqWqIi4InTlO:c8y93KQjy7G55riF1cMo03AWqIi4InTY

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 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1812-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1812-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1812-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1900	1812	WerFault.exe	31

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	1812	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 532 wrote to memory of 1812	532	rundll32.exe	31
PID 532 wrote to memory of 1812	532	rundll32.exe	31
PID 532 wrote to memory of 1812	532	rundll32.exe	31
PID 532 wrote to memory of 1812	532	rundll32.exe	31
PID 532 wrote to memory of 1812	532	rundll32.exe	31
PID 532 wrote to memory of 1812	532	rundll32.exe	31
PID 532 wrote to memory of 1812	532	rundll32.exe	31
PID 1812 wrote to memory of 1900	1812	rundll32.exe	32
PID 1812 wrote to memory of 1900	1812	rundll32.exe	32
PID 1812 wrote to memory of 1900	1812	rundll32.exe	32
PID 1812 wrote to memory of 1900	1812	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6bb44c898d4bbc3ec9f6dbaaace63e47c8cb66c9db085000aad0387f44a1f1a4N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:532
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6bb44c898d4bbc3ec9f6dbaaace63e47c8cb66c9db085000aad0387f44a1f1a4N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1812
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 332
    3⤵
    - Program crash
    PID:1900

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/1812-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1812-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1812-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download