df1550e79f618eb56004aa0a05a6504896e5e10b80140515be207af48406ad27

Analysis

max time kernel
94s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-12-2024 08:17

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General

Target

df1550e79f618eb56004aa0a05a6504896e5e10b80140515be207af48406ad27.dll
Size

76KB
MD5

ac43b629d5f8d3c0f07fba3c372fd2e0
SHA1

18a6e0c7698a77e0941fbf92a5f39bf3ffb18ce4
SHA256

df1550e79f618eb56004aa0a05a6504896e5e10b80140515be207af48406ad27
SHA512

adfbbbbab170b18b688c3b02d96dc9652d24a0c957b2d66eeeee9b87953481a8b25596c1c6d16f4ce9227a4c75c032dafb634563b4e60aeb56e7b5efca7d8c3f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZVrrJ:c8y93KQjy7G55riF1cMo03DR

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/1592-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1592-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3476	1592	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	1592	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1100 wrote to memory of 1592	1100	rundll32.exe	83
PID 1100 wrote to memory of 1592	1100	rundll32.exe	83
PID 1100 wrote to memory of 1592	1100	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\df1550e79f618eb56004aa0a05a6504896e5e10b80140515be207af48406ad27.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\df1550e79f618eb56004aa0a05a6504896e5e10b80140515be207af48406ad27.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1592
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 712
    3⤵
    - Program crash
    PID:3476

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1592 -ip 1592
1⤵
PID:3212

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/1592-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1592-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download