a473d75d12500f64931fa39a681c3214b94f4131266334c328d94cafe0810fa9

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12-12-2024 01:13

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General

Target

a473d75d12500f64931fa39a681c3214b94f4131266334c328d94cafe0810fa9.dll
Size

76KB
MD5

8e4d391176380e9c4abf056bece21928
SHA1

39ca917e626fc22009da5bf5dce5a1b722ba776f
SHA256

a473d75d12500f64931fa39a681c3214b94f4131266334c328d94cafe0810fa9
SHA512

3f6dac2a5c2c4203483954065789037aaf8febd3bcae11b0d054ca57259278ae6ab07a90b3121a2aa454648cb5166ad259a125cd96e52a3ba4b9bdf1292fa934
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZXCYlcV+:c8y93KQjy7G55riF1cMo03t5lcV+

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/2896-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2896-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
576	2896	WerFault.exe	31

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	2896	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 2896	2388	rundll32.exe	31
PID 2388 wrote to memory of 2896	2388	rundll32.exe	31
PID 2388 wrote to memory of 2896	2388	rundll32.exe	31
PID 2388 wrote to memory of 2896	2388	rundll32.exe	31
PID 2388 wrote to memory of 2896	2388	rundll32.exe	31
PID 2388 wrote to memory of 2896	2388	rundll32.exe	31
PID 2388 wrote to memory of 2896	2388	rundll32.exe	31
PID 2896 wrote to memory of 576	2896	rundll32.exe	32
PID 2896 wrote to memory of 576	2896	rundll32.exe	32
PID 2896 wrote to memory of 576	2896	rundll32.exe	32
PID 2896 wrote to memory of 576	2896	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a473d75d12500f64931fa39a681c3214b94f4131266334c328d94cafe0810fa9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a473d75d12500f64931fa39a681c3214b94f4131266334c328d94cafe0810fa9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2896
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2896 -s 308
    3⤵
    - Program crash
    PID:576

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/2896-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2896-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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