0b4aaf7e289c11ee0cfd88e834806bd5c6e52afffa3eed0c56b40972fde82cab

Resubmissions

12/12/2024, 19:10

241212-xvd6aswmep 10

25/08/2024, 14:17

240825-rl7tcsycpe 10

25/08/2024, 14:10

240825-rgzbeszdqj 10

Analysis

max time kernel
1346s
max time network
1406s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20241211-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20241211-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
12/12/2024, 19:10

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General

Target

0b9fbfd66ba0b70991e0693bff0cb830N.dll
Size

76KB
MD5

0b9fbfd66ba0b70991e0693bff0cb830
SHA1

b7633e9752c25bc4657e6c7bfc5471be4b1bc990
SHA256

0b4aaf7e289c11ee0cfd88e834806bd5c6e52afffa3eed0c56b40972fde82cab
SHA512

9826df8cbfa7db6bbc510bd364b0ed7a2c42a431bec6076a5b6874de559f1a8879eda2149de372c31edd0261e49304ce66f9f09b59bf090605b21cbf7f1933ac
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zq7/YPA:c8y93KQjy7G55riF1cMo03iN

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1868-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1868-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2908	1868	WerFault.exe	81

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	1868	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1304 wrote to memory of 1868	1304	rundll32.exe	81
PID 1304 wrote to memory of 1868	1304	rundll32.exe	81
PID 1304 wrote to memory of 1868	1304	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0b9fbfd66ba0b70991e0693bff0cb830N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1304
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0b9fbfd66ba0b70991e0693bff0cb830N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1868
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 712
    3⤵
    - Program crash
    PID:2908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1868 -ip 1868
1⤵
PID:2456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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/1868-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1868-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download