d899560a0663fb33f0a4713f824747514a10de5e7f1d5ea647f78bee83a3c9f2

Analysis

max time kernel
139s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
07-02-2025 05:47

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General

Target

d899560a0663fb33f0a4713f824747514a10de5e7f1d5ea647f78bee83a3c9f2.dll
Size

76KB
MD5

7a506ec803b9c4cac46202c73e750da3
SHA1

0d93687ea176ed0b7effb14bc83ad8468d8fd9d0
SHA256

d899560a0663fb33f0a4713f824747514a10de5e7f1d5ea647f78bee83a3c9f2
SHA512

ab3b7618a36f4df4714f6fa6f53e052ab7b4c2c1a4ab990cfe6c1e3c397a4a07c36288ef7a5646e6991fcf3e6f7f25ce65f734bacd2fa5893fa1deb2e9e6ee7a
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z1me:c8y93KQjy7G55riF1cMo03Z

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/2744-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2744-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4900	2744	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	2744	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3340 wrote to memory of 2744	3340	rundll32.exe	84
PID 3340 wrote to memory of 2744	3340	rundll32.exe	84
PID 3340 wrote to memory of 2744	3340	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d899560a0663fb33f0a4713f824747514a10de5e7f1d5ea647f78bee83a3c9f2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3340
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d899560a0663fb33f0a4713f824747514a10de5e7f1d5ea647f78bee83a3c9f2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2744
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 692
    3⤵
    - Program crash
    PID:4900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2744 -ip 2744
1⤵
PID:4124

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/2744-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2744-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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