d5510bd00bb3d3885fc1c6b4b98da65d7f35a3a94d3feb8d726300a17e6e9369

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
04-01-2025 17:11

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General

Target

d5510bd00bb3d3885fc1c6b4b98da65d7f35a3a94d3feb8d726300a17e6e9369N.dll
Size

76KB
MD5

6137a14b0eec98bbad1a88bf711d4c40
SHA1

3572b9c462d57e665bb989a5383a5799814c3f78
SHA256

d5510bd00bb3d3885fc1c6b4b98da65d7f35a3a94d3feb8d726300a17e6e9369
SHA512

7567663027e7fab3f31db7452638a1478dd7d1f72340d50e3f0998a40011f1972afebf63d040cbcda0667a19f1964eea1dfccd5d0f152fb5f8a2b429a29b81dd
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZZ8J38:c8y93KQjy7G55riF1cMo03P

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 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2652-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2652-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2652-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2652-3-0x0000000010000000-0x0000000010030000-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
2652	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2652	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 2652	2360	rundll32.exe	31
PID 2360 wrote to memory of 2652	2360	rundll32.exe	31
PID 2360 wrote to memory of 2652	2360	rundll32.exe	31
PID 2360 wrote to memory of 2652	2360	rundll32.exe	31
PID 2360 wrote to memory of 2652	2360	rundll32.exe	31
PID 2360 wrote to memory of 2652	2360	rundll32.exe	31
PID 2360 wrote to memory of 2652	2360	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5510bd00bb3d3885fc1c6b4b98da65d7f35a3a94d3feb8d726300a17e6e9369N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2360
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5510bd00bb3d3885fc1c6b4b98da65d7f35a3a94d3feb8d726300a17e6e9369N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2652

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/2652-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2652-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2652-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2652-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download