2a56be67683620c2967992ea9422dd908f26a39288a529b00afbc42fa3d7ebc1

Analysis

max time kernel
96s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2024 07:48

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General

Target

2a56be67683620c2967992ea9422dd908f26a39288a529b00afbc42fa3d7ebc1.dll
Size

76KB
MD5

5b4895c1288df161ad5571b0967d6101
SHA1

5398591f83c98a0e30a2211baf987d6fb5f0bafb
SHA256

2a56be67683620c2967992ea9422dd908f26a39288a529b00afbc42fa3d7ebc1
SHA512

488f339ccba1cdfef9c90a3aeb4810ef4872cabed42388391613268f464bc5b72895e41b1601cd22ee395e4f1e49ac497d594456e324a92651c56a6fac42ccbf
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZPG4Yk:c8y93KQjy7G55riF1cMo039G4V

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/4036-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4036-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2456	4036	WerFault.exe	83

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	4036	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4024 wrote to memory of 4036	4024	rundll32.exe	83
PID 4024 wrote to memory of 4036	4024	rundll32.exe	83
PID 4024 wrote to memory of 4036	4024	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2a56be67683620c2967992ea9422dd908f26a39288a529b00afbc42fa3d7ebc1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4024
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2a56be67683620c2967992ea9422dd908f26a39288a529b00afbc42fa3d7ebc1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4036
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4036 -s 700
    3⤵
    - Program crash
    PID:2456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4036 -ip 4036
1⤵
PID:3192

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/4036-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4036-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download