b79799aa92372d05b48166369ce00ef64a1d93e1a6a8c7067032e365711a9771

Analysis

max time kernel
141s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/02/2025, 03:28

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General

Target

b79799aa92372d05b48166369ce00ef64a1d93e1a6a8c7067032e365711a9771.dll
Size

76KB
MD5

f49841a8140194d63b20d96839712cf4
SHA1

169901f921150cc91832bbb44a8a9c7ba5e29117
SHA256

b79799aa92372d05b48166369ce00ef64a1d93e1a6a8c7067032e365711a9771
SHA512

15c80a61296dae861fcd2f83eb71e59aada8e4f68a6ab41a12280213b9803e94a5e53bdef788fbfb08ef13cad19ea616285d4bc4e5ea7e5b59eff2656f18448a
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZzJKOb:c8y93KQjy7G55riF1cMo035JKOb

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 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2792-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2792-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2792-2-0x0000000010000000-0x0000000010030000-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
2792	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2792	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 2792	2772	rundll32.exe	30
PID 2772 wrote to memory of 2792	2772	rundll32.exe	30
PID 2772 wrote to memory of 2792	2772	rundll32.exe	30
PID 2772 wrote to memory of 2792	2772	rundll32.exe	30
PID 2772 wrote to memory of 2792	2772	rundll32.exe	30
PID 2772 wrote to memory of 2792	2772	rundll32.exe	30
PID 2772 wrote to memory of 2792	2772	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b79799aa92372d05b48166369ce00ef64a1d93e1a6a8c7067032e365711a9771.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b79799aa92372d05b48166369ce00ef64a1d93e1a6a8c7067032e365711a9771.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2792

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/2792-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2792-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2792-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download