ebd381b8f4e6b9049a9f55542b41c576be1f7e8ae4819933d1710ba1bce3a564

Analysis

max time kernel
75s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-11-2024 21:00

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General

Target

ebd381b8f4e6b9049a9f55542b41c576be1f7e8ae4819933d1710ba1bce3a564N.dll
Size

76KB
MD5

0be61abfe648343d0109fbf6cf22c070
SHA1

4b5dad90ca1ce13c3ea49464097231bab4176770
SHA256

ebd381b8f4e6b9049a9f55542b41c576be1f7e8ae4819933d1710ba1bce3a564
SHA512

5bb864fd26d5ac6bcbc636b901ecf64399968e6e85ecd5e91f018cc7e0898903f662292e83123b2c3aae4bc596bb4c507d60ad2e7e92db883a200523cf896d81
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZvWD15:c8y93KQjy7G55riF1cMo038D15

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 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3068-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/3068-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/3068-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/3068-6-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2816	3068	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	3068	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 3068	2092	rundll32.exe	30
PID 2092 wrote to memory of 3068	2092	rundll32.exe	30
PID 2092 wrote to memory of 3068	2092	rundll32.exe	30
PID 2092 wrote to memory of 3068	2092	rundll32.exe	30
PID 2092 wrote to memory of 3068	2092	rundll32.exe	30
PID 2092 wrote to memory of 3068	2092	rundll32.exe	30
PID 2092 wrote to memory of 3068	2092	rundll32.exe	30
PID 3068 wrote to memory of 2816	3068	rundll32.exe	31
PID 3068 wrote to memory of 2816	3068	rundll32.exe	31
PID 3068 wrote to memory of 2816	3068	rundll32.exe	31
PID 3068 wrote to memory of 2816	3068	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ebd381b8f4e6b9049a9f55542b41c576be1f7e8ae4819933d1710ba1bce3a564N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ebd381b8f4e6b9049a9f55542b41c576be1f7e8ae4819933d1710ba1bce3a564N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3068 -s 332
    3⤵
    - Program crash
    PID:2816

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/3068-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3068-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3068-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3068-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3068-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3068-6-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download