688dc47bbac08ebfe98c1f18080f0a360a7ddff48c4e65ce547ce7e509402c42

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-01-2025 22:16

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General

Target

688dc47bbac08ebfe98c1f18080f0a360a7ddff48c4e65ce547ce7e509402c42.exe.dll
Size

76KB
MD5

f10d931c2afa8e7919cd5e8e51d151e2
SHA1

f2d9cb16f84cfe40a5ad754881842f3c0bfd9a80
SHA256

688dc47bbac08ebfe98c1f18080f0a360a7ddff48c4e65ce547ce7e509402c42
SHA512

da5d3a997967f0845164027222f8d1072593e03b32e6b018dd620ecfe835365d487edfe1871c9eda0db42b21a1772728e9f72bf6bb7121772cca6c00df15c1c0
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZTx:c8y93KQjy7G55riF1cMo03dx

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/2680-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2680-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2680-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2680-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2788	2680	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	2680	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 764 wrote to memory of 2680	764	rundll32.exe	31
PID 764 wrote to memory of 2680	764	rundll32.exe	31
PID 764 wrote to memory of 2680	764	rundll32.exe	31
PID 764 wrote to memory of 2680	764	rundll32.exe	31
PID 764 wrote to memory of 2680	764	rundll32.exe	31
PID 764 wrote to memory of 2680	764	rundll32.exe	31
PID 764 wrote to memory of 2680	764	rundll32.exe	31
PID 2680 wrote to memory of 2788	2680	rundll32.exe	32
PID 2680 wrote to memory of 2788	2680	rundll32.exe	32
PID 2680 wrote to memory of 2788	2680	rundll32.exe	32
PID 2680 wrote to memory of 2788	2680	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\688dc47bbac08ebfe98c1f18080f0a360a7ddff48c4e65ce547ce7e509402c42.exe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:764
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\688dc47bbac08ebfe98c1f18080f0a360a7ddff48c4e65ce547ce7e509402c42.exe.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2680 -s 236
    3⤵
    - Program crash
    PID:2788

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

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Downloads

memory/2680-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2680-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2680-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2680-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2680-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download