c4d7a27f2e6c36ff2e583f4cb1d0aa90278c3163231f7dff337fdaac1d17ef90

Analysis

max time kernel
96s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2024 01:28

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General

Target

c4d7a27f2e6c36ff2e583f4cb1d0aa90278c3163231f7dff337fdaac1d17ef90N.dll
Size

76KB
MD5

867cbe2bbeec13ab4a42a9e1ac021430
SHA1

742d8d17e25548c1e398ab478dba10f7e8abc054
SHA256

c4d7a27f2e6c36ff2e583f4cb1d0aa90278c3163231f7dff337fdaac1d17ef90
SHA512

e0426fac9c0a56b78800804c1d6dba86b1973e8fa180bdb231bfdbc415dea3f831e7f27834026c536941e3041e28ea27da49e729901fc87f06d32cc54c736b0d
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zy7Pw:c8y93KQjy7G55riF1cMo03074

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/860-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/860-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3324	860	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	860	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4804 wrote to memory of 860	4804	rundll32.exe	83
PID 4804 wrote to memory of 860	4804	rundll32.exe	83
PID 4804 wrote to memory of 860	4804	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c4d7a27f2e6c36ff2e583f4cb1d0aa90278c3163231f7dff337fdaac1d17ef90N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4804
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c4d7a27f2e6c36ff2e583f4cb1d0aa90278c3163231f7dff337fdaac1d17ef90N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:860
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 860 -s 664
    3⤵
    - Program crash
    PID:3324

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 860 -ip 860
1⤵
PID:3808

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/860-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/860-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download