dc00919243ff2ed3f95dd32dc9c4423fdc2b4c47b5631d211e21aeb7a24b9738

Analysis

max time kernel
99s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-12-2024 03:43

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General

Target

dc00919243ff2ed3f95dd32dc9c4423fdc2b4c47b5631d211e21aeb7a24b9738.dll
Size

76KB
MD5

e9233fa304feadd9be57ff5489b7745a
SHA1

e5e1dd3e51175d08d111829b19c2973a9d349e8c
SHA256

dc00919243ff2ed3f95dd32dc9c4423fdc2b4c47b5631d211e21aeb7a24b9738
SHA512

5edb44a3fe880dd861abe174150d25e16af74e6c6bf8c8b4049bfba0ae8bc1efb8dc6b32a7bb12b8cc11df6c3342c6b9931077beddb3be99a8fdd2535354f9af
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zfg69P3Na:c8y93KQjy7G55riF1cMo03Ze

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/3792-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3792-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1960	3792	WerFault.exe	85

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	3792	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3024 wrote to memory of 3792	3024	rundll32.exe	85
PID 3024 wrote to memory of 3792	3024	rundll32.exe	85
PID 3024 wrote to memory of 3792	3024	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dc00919243ff2ed3f95dd32dc9c4423fdc2b4c47b5631d211e21aeb7a24b9738.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3024
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dc00919243ff2ed3f95dd32dc9c4423fdc2b4c47b5631d211e21aeb7a24b9738.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3792
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3792 -s 700
    3⤵
    - Program crash
    PID:1960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3792 -ip 3792
1⤵
PID:1376

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/3792-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3792-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download