4824715bcd52482056dab04b10820b52360ccdb1d1a33e8fff55571f872e23d8

Analysis

max time kernel
92s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
02/02/2025, 09:53

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General

Target

4824715bcd52482056dab04b10820b52360ccdb1d1a33e8fff55571f872e23d8N.dll
Size

76KB
MD5

b7ab8b0c62e8c7123bc8416f4dcf9640
SHA1

f1b4c2dc58449b96b0856f1ed053a63d863d3991
SHA256

4824715bcd52482056dab04b10820b52360ccdb1d1a33e8fff55571f872e23d8
SHA512

2fdada597393e0887f229f93ca10cc61d27a77a1f233cc9f438be216a126895600fb99aba09fbc84558cf1b686921403f898ab8e5abc15f3c191b1b5e2dca1c0
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z2uAl/:c8y93KQjy7G55riF1cMo03MuAl/

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2704-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2704-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1224	2704	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	2704	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 2704	2236	rundll32.exe	83
PID 2236 wrote to memory of 2704	2236	rundll32.exe	83
PID 2236 wrote to memory of 2704	2236	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4824715bcd52482056dab04b10820b52360ccdb1d1a33e8fff55571f872e23d8N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4824715bcd52482056dab04b10820b52360ccdb1d1a33e8fff55571f872e23d8N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2704 -s 704
    3⤵
    - Program crash
    PID:1224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2704 -ip 2704
1⤵
PID:3964

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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/2704-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2704-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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