d5598fd834a50543a33e64d17e986812c5e356cf3b6cecf6e9b55def4dc7f837

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 04:34

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General

Target

d5598fd834a50543a33e64d17e986812c5e356cf3b6cecf6e9b55def4dc7f837.dll
Size

76KB
MD5

517d28cf31d72675587a45880b1f8246
SHA1

d4da30ea7902669b694939acf16cbd78866e88ec
SHA256

d5598fd834a50543a33e64d17e986812c5e356cf3b6cecf6e9b55def4dc7f837
SHA512

55e442d1b2bfc75e61ceb33a493dc3952c016555759b899414017896421fcc1db0c9f7729138018a82a92ea8df2d537b6fe910474045a69596aa300096177426
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZO886xvT:c8y93KQjy7G55riF1cMo03Y8VT

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/2908-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2908-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2908-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2560	2908	WerFault.exe	28

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	2908	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2896 wrote to memory of 2908	2896	rundll32.exe	28
PID 2896 wrote to memory of 2908	2896	rundll32.exe	28
PID 2896 wrote to memory of 2908	2896	rundll32.exe	28
PID 2896 wrote to memory of 2908	2896	rundll32.exe	28
PID 2896 wrote to memory of 2908	2896	rundll32.exe	28
PID 2896 wrote to memory of 2908	2896	rundll32.exe	28
PID 2896 wrote to memory of 2908	2896	rundll32.exe	28
PID 2908 wrote to memory of 2560	2908	rundll32.exe	29
PID 2908 wrote to memory of 2560	2908	rundll32.exe	29
PID 2908 wrote to memory of 2560	2908	rundll32.exe	29
PID 2908 wrote to memory of 2560	2908	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5598fd834a50543a33e64d17e986812c5e356cf3b6cecf6e9b55def4dc7f837.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2896
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5598fd834a50543a33e64d17e986812c5e356cf3b6cecf6e9b55def4dc7f837.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2908
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2908 -s 276
    3⤵
    - Program crash
    PID:2560

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/2908-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2908-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2908-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2908-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download