fbc1c695e996b6d0cfe26dcd7b6ef90033dbe1ef1fd6b8ada3efd43091d71137

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
27-12-2024 04:38

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General

Target

fbc1c695e996b6d0cfe26dcd7b6ef90033dbe1ef1fd6b8ada3efd43091d71137.dll
Size

76KB
MD5

21d41103b4d9d75a3125358fa3f1b3b8
SHA1

247957c5746850cc1b1a2a0d6ee49c54da17bcc2
SHA256

fbc1c695e996b6d0cfe26dcd7b6ef90033dbe1ef1fd6b8ada3efd43091d71137
SHA512

e5279a103edb4161f9c9abd5149466341f1e1d33a2298b1a27c9f2051e7d008f419eba91e54d5c902bd505b7040827929010352e999d1c29eaf552c52f438eb3
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZK0:c8y93KQjy7G55riF1cMo03F

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/2112-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2112-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2112-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2836	2112	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	2112	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2724 wrote to memory of 2112	2724	rundll32.exe	31
PID 2724 wrote to memory of 2112	2724	rundll32.exe	31
PID 2724 wrote to memory of 2112	2724	rundll32.exe	31
PID 2724 wrote to memory of 2112	2724	rundll32.exe	31
PID 2724 wrote to memory of 2112	2724	rundll32.exe	31
PID 2724 wrote to memory of 2112	2724	rundll32.exe	31
PID 2724 wrote to memory of 2112	2724	rundll32.exe	31
PID 2112 wrote to memory of 2836	2112	rundll32.exe	32
PID 2112 wrote to memory of 2836	2112	rundll32.exe	32
PID 2112 wrote to memory of 2836	2112	rundll32.exe	32
PID 2112 wrote to memory of 2836	2112	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fbc1c695e996b6d0cfe26dcd7b6ef90033dbe1ef1fd6b8ada3efd43091d71137.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2724
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fbc1c695e996b6d0cfe26dcd7b6ef90033dbe1ef1fd6b8ada3efd43091d71137.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2112
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2112 -s 268
    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/2112-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2112-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2112-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2112-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2112-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download