1650d79e68c540d83541b01c8b017210a02eb90927e98b1bc7a4bafc9ee0542a

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29-09-2024 06:44

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General

Target

$PLUGINSDIR/ProcDll3.dll
Size

42KB
MD5

88f8a06a997f6d5c7995f14b8b4bc9d4
SHA1

fa1a5b56d134d2b8ba5fa0a0907469b8a8833cbe
SHA256

11bf93bb0ecf51411ecf4da1534dd088e910ae1618adc9093cc179cee60d2c74
SHA512

354db8e3cd4fe9f554806948541857bfe1f959146861bb7b3d1264ee4913e2cf28980fed1f3178485273bb7c18b4dd23bc65badffce6999b9b743e339560f2fc
SSDEEP

768:zZBEse4jeDAnAtZR6Ci0RSIl64VYIGSuRdJeEhH4nOxxxJ7ZK8qG6FLXbO:nE4yDsAXRg0R64iLJeEhYOxxb7Y8qnFu

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
behavioral16/memory/404-0-0x0000000010000000-0x000000001001D000-memory.dmp	upx
behavioral16/memory/404-1-0x0000000010000000-0x000000001001D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
924	404	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 WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3844 wrote to memory of 404	3844	rundll32.exe	82
PID 3844 wrote to memory of 404	3844	rundll32.exe	82
PID 3844 wrote to memory of 404	3844	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ProcDll3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3844
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ProcDll3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:404
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 404 -s 628
    3⤵
    - Program crash
    PID:924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 404 -ip 404
1⤵
PID:2644

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/404-0-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

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memory/404-1-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

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