34caaa19ab6da44aa282288b471e0f41c3e38125605fa2657b90cccba34b6e6e

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 16:34

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General

Target

34caaa19ab6da44aa282288b471e0f41c3e38125605fa2657b90cccba34b6e6e.dll
Size

76KB
MD5

2ecfc5468670c49bbf75ab6d11904c4c
SHA1

5d3853c92e3693651a357c317ae48c5db286d215
SHA256

34caaa19ab6da44aa282288b471e0f41c3e38125605fa2657b90cccba34b6e6e
SHA512

99a4469ecd97305bb7f81f2e43544654d63fd963a30a5c58c169f4e7a5732c1f0420cca7ee8048a3c178bdca362b84a5afe50171add2eae98fd57e65eca22752
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZiZgNge0k:c8y93KQjy7G55riF1cMo03sZq

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
behavioral2/memory/1984-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1984-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2172	1984	WerFault.exe	82

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	1984	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4960 wrote to memory of 1984	4960	rundll32.exe	82
PID 4960 wrote to memory of 1984	4960	rundll32.exe	82
PID 4960 wrote to memory of 1984	4960	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\34caaa19ab6da44aa282288b471e0f41c3e38125605fa2657b90cccba34b6e6e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4960
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\34caaa19ab6da44aa282288b471e0f41c3e38125605fa2657b90cccba34b6e6e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1984
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1984 -s 700
    3⤵
    - Program crash
    PID:2172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1984 -ip 1984
1⤵
PID:640

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

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Downloads

memory/1984-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/1984-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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