1f86b9d07200666557ef20f48fa290838b541cc5c60bea8c8fdd457044a1edb0

Analysis

max time kernel
14s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
02/02/2025, 14:02

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General

Target

1f86b9d07200666557ef20f48fa290838b541cc5c60bea8c8fdd457044a1edb0.dll
Size

76KB
MD5

79366339d48f7f021654d19e7fbbcc27
SHA1

ff7b11462e2e9ddde19c1e4d00062e3adcae982d
SHA256

1f86b9d07200666557ef20f48fa290838b541cc5c60bea8c8fdd457044a1edb0
SHA512

2fa3b8ef82f49ed4b27dc73cf2efa15d80cd1579f007b0e477bab0107f681ba0447ddc2140a05fd0334bbf16e5ed53ff448fcde0c2f3e2d0429b4a7b5ac0719d
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZpuxMcS:c8y93KQjy7G55riF1cMo03LuqcS

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/2424-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2424-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2856	2424	WerFault.exe	29

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	2424	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2304 wrote to memory of 2424	2304	rundll32.exe	29
PID 2304 wrote to memory of 2424	2304	rundll32.exe	29
PID 2304 wrote to memory of 2424	2304	rundll32.exe	29
PID 2304 wrote to memory of 2424	2304	rundll32.exe	29
PID 2304 wrote to memory of 2424	2304	rundll32.exe	29
PID 2304 wrote to memory of 2424	2304	rundll32.exe	29
PID 2304 wrote to memory of 2424	2304	rundll32.exe	29
PID 2424 wrote to memory of 2856	2424	rundll32.exe	30
PID 2424 wrote to memory of 2856	2424	rundll32.exe	30
PID 2424 wrote to memory of 2856	2424	rundll32.exe	30
PID 2424 wrote to memory of 2856	2424	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1f86b9d07200666557ef20f48fa290838b541cc5c60bea8c8fdd457044a1edb0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2304
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1f86b9d07200666557ef20f48fa290838b541cc5c60bea8c8fdd457044a1edb0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2424
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2424 -s 236
    3⤵
    - Program crash
    PID:2856

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/2424-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2424-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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