74bf342034a7457a78b01d587abbf38eb464c12950d356717e3037b136dbea85

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-01-2025 00:39

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General

Target

74bf342034a7457a78b01d587abbf38eb464c12950d356717e3037b136dbea85.dll
Size

203KB
MD5

3a3164c65a0458e36f47aa52e0cf40bc
SHA1

07e432145804e139ff83be98423606f6d4c2dbe1
SHA256

74bf342034a7457a78b01d587abbf38eb464c12950d356717e3037b136dbea85
SHA512

858cd83674cfc5216ceb2cf9e61a00c234fb4204bf99c230465d00e0e34fd8c1c22f695c677334b50b86c367a0a09c4d85e4eb7e4d73a55cdcd0e99b5527f9c5
SSDEEP

3072:aJ8IMILmCa3yx6oFEdgVXnF6C9Ugfxm32n7SpiMax:5kmCaiEoFEd+F3txm2SpiMY

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
behavioral1/memory/2320-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2320-1-0x0000000010000000-0x0000000010033000-memory.dmp	upx

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 behavior: EnumeratesProcesses 1 IoCs

pid	Process
2320	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2320	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 576 wrote to memory of 2320	576	rundll32.exe	31
PID 576 wrote to memory of 2320	576	rundll32.exe	31
PID 576 wrote to memory of 2320	576	rundll32.exe	31
PID 576 wrote to memory of 2320	576	rundll32.exe	31
PID 576 wrote to memory of 2320	576	rundll32.exe	31
PID 576 wrote to memory of 2320	576	rundll32.exe	31
PID 576 wrote to memory of 2320	576	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\74bf342034a7457a78b01d587abbf38eb464c12950d356717e3037b136dbea85.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:576
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\74bf342034a7457a78b01d587abbf38eb464c12950d356717e3037b136dbea85.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2320

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/2320-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

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memory/2320-1-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download