8c7424de88d9cd8b116e25a3de3ec4bd712ffbc2121ea69ce2c38941dfab5693

Analysis

max time kernel
16s
max time network
20s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
18-12-2024 21:59

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General

Target

8c7424de88d9cd8b116e25a3de3ec4bd712ffbc2121ea69ce2c38941dfab5693N.dll
Size

76KB
MD5

da787e505b24fe0a4d3d5c49894d84b0
SHA1

3697f22655dc4d68acb5e43b29e52a653953bc9e
SHA256

8c7424de88d9cd8b116e25a3de3ec4bd712ffbc2121ea69ce2c38941dfab5693
SHA512

15e4118c815e6f773577cb1c315c30b69aa0ba8e28324a8c5df6416fd539a119e6b22e205776565687b40c24c37122c9a9cf4dd38a582dbda66e64c14d20abe3
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZOhc2OFO:c8y93KQjy7G55riF1cMo03ScFFO

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/2328-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2328-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2372	2328	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	2328	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2300 wrote to memory of 2328	2300	rundll32.exe	30
PID 2300 wrote to memory of 2328	2300	rundll32.exe	30
PID 2300 wrote to memory of 2328	2300	rundll32.exe	30
PID 2300 wrote to memory of 2328	2300	rundll32.exe	30
PID 2300 wrote to memory of 2328	2300	rundll32.exe	30
PID 2300 wrote to memory of 2328	2300	rundll32.exe	30
PID 2300 wrote to memory of 2328	2300	rundll32.exe	30
PID 2328 wrote to memory of 2372	2328	rundll32.exe	31
PID 2328 wrote to memory of 2372	2328	rundll32.exe	31
PID 2328 wrote to memory of 2372	2328	rundll32.exe	31
PID 2328 wrote to memory of 2372	2328	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8c7424de88d9cd8b116e25a3de3ec4bd712ffbc2121ea69ce2c38941dfab5693N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2300
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8c7424de88d9cd8b116e25a3de3ec4bd712ffbc2121ea69ce2c38941dfab5693N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2328
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2328 -s 328
    3⤵
    - Program crash
    PID:2372

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/2328-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2328-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download