4650e2754a4ab4e692416955c4dba59b4d0866cf017d813a15281e5420d8257f

Analysis

max time kernel
103s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-08-2024 23:55

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General

Target

2898e07bfcb3a453e2aeffb1652573b0N.dll
Size

76KB
MD5

2898e07bfcb3a453e2aeffb1652573b0
SHA1

217279df8dcd12ccaf17ef9a08ed3522903dabf4
SHA256

4650e2754a4ab4e692416955c4dba59b4d0866cf017d813a15281e5420d8257f
SHA512

4e788d108066ce290a8e72664ec9b20dde404b83d92dc8262961534830171072cc092825aab032bd6205e818045f57806ff2364aa95515d369c93ee75c5fa5a7
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z7Su4Obb:c8y93KQjy7G55riF1cMo031S1Obb

Score

7^/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/4860-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4860-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4060	4860	WerFault.exe	84

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	4860	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 440 wrote to memory of 4860	440	rundll32.exe	84
PID 440 wrote to memory of 4860	440	rundll32.exe	84
PID 440 wrote to memory of 4860	440	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2898e07bfcb3a453e2aeffb1652573b0N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:440
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2898e07bfcb3a453e2aeffb1652573b0N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4860
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 700
    3⤵
    - Program crash
    PID:4060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4860 -ip 4860
1⤵
PID:4032

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/4860-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4860-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download