15c22237e39e9d744267903fe67f70d97d4bdfd0a6f96ad56083db49ef2a18e2

Analysis

max time kernel
95s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01-01-2025 19:41

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General

Target

15c22237e39e9d744267903fe67f70d97d4bdfd0a6f96ad56083db49ef2a18e2N.dll
Size

76KB
MD5

1dd89f12ba17daa8572b567b257621b0
SHA1

a432b4e4477321e0b93075cb2e58bd424c765b48
SHA256

15c22237e39e9d744267903fe67f70d97d4bdfd0a6f96ad56083db49ef2a18e2
SHA512

e20cabd5d087f78bf726ea9497af15d9ed05c2ea6d13e9a0c9f21a4ec93132f664200e0f062b63ab8838a83af9830cd426b0dc2312111dfcc967f0e605f42e21
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z0AlEO3qQW:c8y93KQjy7G55riF1cMo036aEO6QW

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/4928-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4928-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2340	4928	WerFault.exe	85

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	4928	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2260 wrote to memory of 4928	2260	rundll32.exe	85
PID 2260 wrote to memory of 4928	2260	rundll32.exe	85
PID 2260 wrote to memory of 4928	2260	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\15c22237e39e9d744267903fe67f70d97d4bdfd0a6f96ad56083db49ef2a18e2N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\15c22237e39e9d744267903fe67f70d97d4bdfd0a6f96ad56083db49ef2a18e2N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4928
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4928 -s 704
    3⤵
    - Program crash
    PID:2340

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4928 -ip 4928
1⤵
PID:208

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/4928-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4928-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download