b206bb74576859750af8b6a05b10a019e71d7fde4b36ca07bb975150590174a1

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22-01-2025 07:23

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General

Target

b206bb74576859750af8b6a05b10a019e71d7fde4b36ca07bb975150590174a1.dll
Size

76KB
MD5

f76f4960ab86e9579230260b9fb6f6e1
SHA1

554343115f7ff82bba4ba2edd1e7803a6b31a45b
SHA256

b206bb74576859750af8b6a05b10a019e71d7fde4b36ca07bb975150590174a1
SHA512

ffca6d60b4bc411f0b93cbd2d93d156d55ae9574476bae8683ba3223b56be71b8c8245d6391801e0d359ada9d81b73648047c9db070f402bb5938eedbb365bbe
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZU7Onoxt:c8y93KQjy7G55riF1cMo03Sxt

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/2184-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2184-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2436	2184	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	2184	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2460 wrote to memory of 2184	2460	rundll32.exe	30
PID 2460 wrote to memory of 2184	2460	rundll32.exe	30
PID 2460 wrote to memory of 2184	2460	rundll32.exe	30
PID 2460 wrote to memory of 2184	2460	rundll32.exe	30
PID 2460 wrote to memory of 2184	2460	rundll32.exe	30
PID 2460 wrote to memory of 2184	2460	rundll32.exe	30
PID 2460 wrote to memory of 2184	2460	rundll32.exe	30
PID 2184 wrote to memory of 2436	2184	rundll32.exe	31
PID 2184 wrote to memory of 2436	2184	rundll32.exe	31
PID 2184 wrote to memory of 2436	2184	rundll32.exe	31
PID 2184 wrote to memory of 2436	2184	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b206bb74576859750af8b6a05b10a019e71d7fde4b36ca07bb975150590174a1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2460
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b206bb74576859750af8b6a05b10a019e71d7fde4b36ca07bb975150590174a1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2184
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2184 -s 312
    3⤵
    - Program crash
    PID:2436

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/2184-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2184-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2184-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2184-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2184-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download