f4012a66358ebeca5619073017a2b9cfe7ebfcb023aa614f65b947adb8df6c1e

Analysis

max time kernel
100s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-01-2025 03:48

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General

Target

f4012a66358ebeca5619073017a2b9cfe7ebfcb023aa614f65b947adb8df6c1e.dll
Size

76KB
MD5

24506a67ab9372b1057a885d27cdf1c7
SHA1

81a952425d19409e29e17fee195f6b94613a3779
SHA256

f4012a66358ebeca5619073017a2b9cfe7ebfcb023aa614f65b947adb8df6c1e
SHA512

c6965d717a22624d2d0f2800ac3c09a0fea5a18e1ef00b2715a71863a848259a74414341e61eb7d858be76b572cde980b551db346b756f1f3192fe7ccdb1f154
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z0AlEO3qQy:c8y93KQjy7G55riF1cMo036aEO6Qy

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/2892-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2892-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2892-6-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2836	2892	WerFault.exe	30

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	2892	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 2892	2736	rundll32.exe	30
PID 2736 wrote to memory of 2892	2736	rundll32.exe	30
PID 2736 wrote to memory of 2892	2736	rundll32.exe	30
PID 2736 wrote to memory of 2892	2736	rundll32.exe	30
PID 2736 wrote to memory of 2892	2736	rundll32.exe	30
PID 2736 wrote to memory of 2892	2736	rundll32.exe	30
PID 2736 wrote to memory of 2892	2736	rundll32.exe	30
PID 2892 wrote to memory of 2836	2892	rundll32.exe	31
PID 2892 wrote to memory of 2836	2892	rundll32.exe	31
PID 2892 wrote to memory of 2836	2892	rundll32.exe	31
PID 2892 wrote to memory of 2836	2892	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f4012a66358ebeca5619073017a2b9cfe7ebfcb023aa614f65b947adb8df6c1e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f4012a66358ebeca5619073017a2b9cfe7ebfcb023aa614f65b947adb8df6c1e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2892
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2892 -s 328
    3⤵
    - Program crash
    PID:2836

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/2892-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2892-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2892-2-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2892-6-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download