35de58beb7c49d16c1c3a931986383965ef292275fa0a5be1380926a7e45a618

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27/01/2025, 07:29

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General

Target

35de58beb7c49d16c1c3a931986383965ef292275fa0a5be1380926a7e45a618N.dll
Size

76KB
MD5

c1047a359f07bf10c3a51048da3b8a80
SHA1

282d0e078f058cc9c3cefc37544eec30343f1dab
SHA256

35de58beb7c49d16c1c3a931986383965ef292275fa0a5be1380926a7e45a618
SHA512

2fbee5b4b705a9155d0f44e2945004430a345b72158d08240aa1aae28880dc7862e72de33f93d2c1d38e30aadfde75cbc709ae584621c94585b78e11b50404b9
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zs5//:c8y93KQjy7G55riF1cMo03W53

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/4836-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4836-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3332	4836	WerFault.exe	82

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	4836	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3204 wrote to memory of 4836	3204	rundll32.exe	82
PID 3204 wrote to memory of 4836	3204	rundll32.exe	82
PID 3204 wrote to memory of 4836	3204	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\35de58beb7c49d16c1c3a931986383965ef292275fa0a5be1380926a7e45a618N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3204
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\35de58beb7c49d16c1c3a931986383965ef292275fa0a5be1380926a7e45a618N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4836
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 700
    3⤵
    - Program crash
    PID:3332

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4836 -ip 4836
1⤵
PID:4676

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/4836-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4836-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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