c8a53033b97ff0ba41fc52c44018e9df273fe900a10bdca857d00f698b91626d

Analysis

max time kernel
92s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-12-2024 09:51

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General

Target

c8a53033b97ff0ba41fc52c44018e9df273fe900a10bdca857d00f698b91626dN.dll
Size

76KB
MD5

1569ab93946715c615f72ddf4e827490
SHA1

7ab7c0f42ae2daeecbe1198ded5b80adc350c681
SHA256

c8a53033b97ff0ba41fc52c44018e9df273fe900a10bdca857d00f698b91626d
SHA512

fba24bef949382c32cb1e82e1f08a405506100e2a76f0fe5e90f7b269c5f4cc8cf96fdecbbd7ed6dcd2aefb2671235a540742693f021e17776edf133a94cc16e
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z6ZuNz3E:c8y93KQjy7G55riF1cMo035x0

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
behavioral2/memory/4828-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4828-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4844	4828	WerFault.exe	83

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	4828	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3892 wrote to memory of 4828	3892	rundll32.exe	83
PID 3892 wrote to memory of 4828	3892	rundll32.exe	83
PID 3892 wrote to memory of 4828	3892	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c8a53033b97ff0ba41fc52c44018e9df273fe900a10bdca857d00f698b91626dN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3892
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c8a53033b97ff0ba41fc52c44018e9df273fe900a10bdca857d00f698b91626dN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4828
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4828 -s 692
    3⤵
    - Program crash
    PID:4844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4828 -ip 4828
1⤵
PID:1564

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/4828-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4828-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download