fa6a6e24ccde3655c323ee94c7729fbd7f3ff66220880e31cf4982d67e61b666

Analysis

max time kernel
141s
max time network
118s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
19/09/2024, 03:39

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General

Target

fa6a6e24ccde3655c323ee94c7729fbd7f3ff66220880e31cf4982d67e61b666.dll
Size

76KB
MD5

f9cdc7d4a983379f5efde149a462b3d9
SHA1

49981c3e024a7bedecb9aaa0a0d286c8486ce1f3
SHA256

fa6a6e24ccde3655c323ee94c7729fbd7f3ff66220880e31cf4982d67e61b666
SHA512

7775e1c2805e568cd149a777ea0c43762065c04fca672a21c00beb399ca80633132358615edac7d26084a850637d0c006f38f2fa102308f0b73bff99440100ba
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZRe0ZyBW/X:c8y93KQjy7G55riF1cMo03HZqQ

Score

7^/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/2280-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2280-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2244	2280	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	2280	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 2280	2520	rundll32.exe	30
PID 2520 wrote to memory of 2280	2520	rundll32.exe	30
PID 2520 wrote to memory of 2280	2520	rundll32.exe	30
PID 2520 wrote to memory of 2280	2520	rundll32.exe	30
PID 2520 wrote to memory of 2280	2520	rundll32.exe	30
PID 2520 wrote to memory of 2280	2520	rundll32.exe	30
PID 2520 wrote to memory of 2280	2520	rundll32.exe	30
PID 2280 wrote to memory of 2244	2280	rundll32.exe	31
PID 2280 wrote to memory of 2244	2280	rundll32.exe	31
PID 2280 wrote to memory of 2244	2280	rundll32.exe	31
PID 2280 wrote to memory of 2244	2280	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fa6a6e24ccde3655c323ee94c7729fbd7f3ff66220880e31cf4982d67e61b666.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fa6a6e24ccde3655c323ee94c7729fbd7f3ff66220880e31cf4982d67e61b666.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2280
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 316
    3⤵
    - Program crash
    PID:2244

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/2280-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2280-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2280-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2280-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2280-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download