a0f2631feeeaf92ae96f12dd8246a00a78059e1716243398240038a012888682

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
03-01-2025 01:57

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General

Target

a0f2631feeeaf92ae96f12dd8246a00a78059e1716243398240038a012888682.dll
Size

76KB
MD5

45462936b0a1034cc6c4decaa8b38ab6
SHA1

7143dc3649c4af82e9dae30a02ef671d851c2369
SHA256

a0f2631feeeaf92ae96f12dd8246a00a78059e1716243398240038a012888682
SHA512

d5caa53deb9400fe066d256a132273bac6aab8efc397bfdaffb30a2fff0f5cc8d163ceca78910329a354966d63992cba2510926c4bcefe39fa926239680dccdf
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZMf:c8y93KQjy7G55riF1cMo036f

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/804-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/804-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/804-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process
2548	804	WerFault.exe

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	804	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2260 wrote to memory of 804	2260	rundll32.exe	31
PID 2260 wrote to memory of 804	2260	rundll32.exe	31
PID 2260 wrote to memory of 804	2260	rundll32.exe	31
PID 2260 wrote to memory of 804	2260	rundll32.exe	31
PID 2260 wrote to memory of 804	2260	rundll32.exe	31
PID 2260 wrote to memory of 804	2260	rundll32.exe	31
PID 2260 wrote to memory of 804	2260	rundll32.exe	31
PID 804 wrote to memory of 2548	804	rundll32.exe	32
PID 804 wrote to memory of 2548	804	rundll32.exe	32
PID 804 wrote to memory of 2548	804	rundll32.exe	32
PID 804 wrote to memory of 2548	804	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a0f2631feeeaf92ae96f12dd8246a00a78059e1716243398240038a012888682.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a0f2631feeeaf92ae96f12dd8246a00a78059e1716243398240038a012888682.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:804
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 804 -s 348
    3⤵
    - Program crash
    PID:2548

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/804-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/804-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/804-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/804-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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