183f6d084f6fab7c77a5e71be3d9ddcb64cb34486fae7622d454d3b9997289de

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
17/08/2024, 15:17

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General

Target
6f115fd037259c42feaa26a5b9071b10N.dll
Size 76KB
Sample240817-sn8dcascpf
SHA256 183f6d084f6fab7c77a5e71be3d9ddcb64cb34486fae7622d454d3b9997289de
MD5 6f115fd037259c42feaa26a5b9071b10
SHA1 8bcb07dbfb473d317a6e7ee3ebc0e288dee35908
SHA512 369f063971376d3dc71628b3620279b0cc90fe8350c4f1c50559d4482db8930f046b026186eb6b6ec4e0f7e0729baa1be1df1d216d739a2721f643c56a769157
SSDEEP 1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zia+4Ufl65pC:c8y93KQjy7G55riF1cMo03Rwl6/C
MD5 SHA1 SHA512 SSDEEP

Score

7^/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/2752-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2752-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2752-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2700	2752	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	2752	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2740 wrote to memory of 2752	2740	rundll32.exe	31
PID 2740 wrote to memory of 2752	2740	rundll32.exe	31
PID 2740 wrote to memory of 2752	2740	rundll32.exe	31
PID 2740 wrote to memory of 2752	2740	rundll32.exe	31
PID 2740 wrote to memory of 2752	2740	rundll32.exe	31
PID 2740 wrote to memory of 2752	2740	rundll32.exe	31
PID 2740 wrote to memory of 2752	2740	rundll32.exe	31
PID 2752 wrote to memory of 2700	2752	rundll32.exe	32
PID 2752 wrote to memory of 2700	2752	rundll32.exe	32
PID 2752 wrote to memory of 2700	2752	rundll32.exe	32
PID 2752 wrote to memory of 2700	2752	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6f115fd037259c42feaa26a5b9071b10N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6f115fd037259c42feaa26a5b9071b10N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2752
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2752 -s 308
    3⤵
    - Program crash
    PID:2700

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/2752-1-0x0000000010000000-0x0000000010030000-memory.dmp

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memory/2752-0-0x0000000010000000-0x0000000010030000-memory.dmp

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memory/2752-2-0x0000000010000000-0x0000000010030000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads