8b15b54f6a989e7ddd49cde8f4571c1e01a5555d04c7b897ede26f60af13335a

Analysis

max time kernel
13s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
07-02-2025 23:28

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General

Target

8b15b54f6a989e7ddd49cde8f4571c1e01a5555d04c7b897ede26f60af13335a.dll
Size

76KB
MD5

4ceca6fe52731a0fafc7d907373b70de
SHA1

6362b3cd519a683005b392edc734d7c793895302
SHA256

8b15b54f6a989e7ddd49cde8f4571c1e01a5555d04c7b897ede26f60af13335a
SHA512

9b8b62bf08581b059bd2cd82d71009c36a1cfc01c9795bc8ee114a1e8c5129bbcc5e76617e95234a343541bcdfe5c0239c11ea5386f6ddb0ca19e4d3fc6c4878
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZUNACpV:c8y93KQjy7G55riF1cMo03GfpV

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/928-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/928-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/928-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2568	928	WerFault.exe	29

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	928	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 928	2264	rundll32.exe	29
PID 2264 wrote to memory of 928	2264	rundll32.exe	29
PID 2264 wrote to memory of 928	2264	rundll32.exe	29
PID 2264 wrote to memory of 928	2264	rundll32.exe	29
PID 2264 wrote to memory of 928	2264	rundll32.exe	29
PID 2264 wrote to memory of 928	2264	rundll32.exe	29
PID 2264 wrote to memory of 928	2264	rundll32.exe	29
PID 928 wrote to memory of 2568	928	rundll32.exe	30
PID 928 wrote to memory of 2568	928	rundll32.exe	30
PID 928 wrote to memory of 2568	928	rundll32.exe	30
PID 928 wrote to memory of 2568	928	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8b15b54f6a989e7ddd49cde8f4571c1e01a5555d04c7b897ede26f60af13335a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2264
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8b15b54f6a989e7ddd49cde8f4571c1e01a5555d04c7b897ede26f60af13335a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:928
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 928 -s 332
    3⤵
    - Program crash
    PID:2568

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/928-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/928-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/928-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/928-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download