8fd0bf127da7375f21faec6a2f5efc5cb3752c39ece7a9f98b660773ce1e0e02

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 00:31

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General

Target

8fd0bf127da7375f21faec6a2f5efc5cb3752c39ece7a9f98b660773ce1e0e02.dll
Size

203KB
MD5

1a620d9017f3fd29ead4fd0a2d703765
SHA1

a21d779bcb04fa29daab72ec62c004cafd5710d3
SHA256

8fd0bf127da7375f21faec6a2f5efc5cb3752c39ece7a9f98b660773ce1e0e02
SHA512

48039ea7d3e959f8ce52075e6eee916a8b2a4d6878798c6aaf704c718ff5e6891bd2a8ed873f9038421ff0c383adb13be153f9ac3e11099060d1f2cf123013e0
SSDEEP

3072:hJ8IMILmCa3yx6oFEdgVXnFYf7C9Ugfxm3Nep9viMS60cN86:0kmCaiEoFEd+FYOtxmdeviMS60cN86

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2684-2-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2684-3-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2684-1-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2684-4-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2808	2684	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	2684	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2684 wrote to memory of 2808	2684	rundll32.exe	31
PID 2684 wrote to memory of 2808	2684	rundll32.exe	31
PID 2684 wrote to memory of 2808	2684	rundll32.exe	31
PID 2684 wrote to memory of 2808	2684	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8fd0bf127da7375f21faec6a2f5efc5cb3752c39ece7a9f98b660773ce1e0e02.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8fd0bf127da7375f21faec6a2f5efc5cb3752c39ece7a9f98b660773ce1e0e02.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2684
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2684 -s 332
    3⤵
    - Program crash
    PID:2808

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/2684-2-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2684-3-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2684-1-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2684-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2684-4-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download