strela | 4f3cbd590058bf2e510c217fb60cb8ac5d39e661106eb84216df3761c24c46c0

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-10-2024 03:58

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Monster Truck Rumble.exe
Size

1.4MB
MD5

75ddda8d73d7dea6e734de31029c089d
SHA1

df0fde6f7f3da76f782aae05824b6bbac6986145
SHA256

138a8aca9fd42ffb23331f875e7b4a9a7d92c25f5225306cd7340d45fe607512
SHA512

d11713ef4a1094b6f897fe808ecc2530ed248c310fdcc8e4bf63532aa4726e07638fd30a693f8a54a58f4d9777d362b1eab053099bf7f05e5097f3011ae80169
SSDEEP

24576:bOqo7MA17jjUhq1C7tX6kq9hpvcfHnTOAC0slw/LKOaK97+K+RtMeKnzouzd5SO:WGHqkqtyHnTO0swjaKDzouzd5SO

Score

10^/10

strela discovery stealer

Malware Config

Signatures

Detects Strela Stealer payload 1 IoCs

resource	yara_rule
behavioral25/memory/2716-2-0x0000000000400000-0x00000000005EF000-memory.dmp	family_strela

Strela stealer
An info stealer targeting mail credentials first seen in late 2022.
stealer strela

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	2820	rundll32.exe
5	2820	rundll32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	Monster Truck Rumble.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Modifies Control Panel 2 IoCs

evasion

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Control Panel\Desktop\ScreenSaveActive = "1"	Monster Truck Rumble.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Control Panel\Desktop\ScreenSaveActive = "0"	Monster Truck Rumble.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000_CLASSES\Local Settings\Software\Microsoft\Windows\GameUX	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000_CLASSES\Local Settings\Software\Microsoft\Windows\GameUX\OOBGameInstalled = "1"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000_CLASSES\Local Settings\Software\Microsoft\Windows\GameUX\ServiceLocation	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2716 wrote to memory of 2820	2716	Monster Truck Rumble.exe	30
PID 2716 wrote to memory of 2820	2716	Monster Truck Rumble.exe	30
PID 2716 wrote to memory of 2820	2716	Monster Truck Rumble.exe	30
PID 2716 wrote to memory of 2820	2716	Monster Truck Rumble.exe	30
PID 2716 wrote to memory of 2820	2716	Monster Truck Rumble.exe	30
PID 2716 wrote to memory of 2820	2716	Monster Truck Rumble.exe	30
PID 2716 wrote to memory of 2820	2716	Monster Truck Rumble.exe	30

C:\Users\Admin\AppData\Local\Temp\Monster Truck Rumble.exe
"C:\Users\Admin\AppData\Local\Temp\Monster Truck Rumble.exe"
1⤵
- System Location Discovery: System Language Discovery
- Modifies Control Panel
- Suspicious use of WriteProcessMemory
PID:2716
- C:\Windows\SysWOW64\rundll32.exe
  C:\Windows\system32\rundll32.exe C:\Windows\system32\gameux.dll,GameUXShim {193d0256-d7d6-4574-82d0-83d536c45e18};C:\Users\Admin\AppData\Local\Temp\Monster Truck Rumble.exe;2716
  2⤵
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2716-2-0x0000000000400000-0x00000000005EF000-memory.dmp

Filesize
1.9MB

Download
memory/2716-3-0x0000000000401000-0x000000000052C000-memory.dmp

Filesize
1.2MB

Download
memory/2716-5-0x00000000002B0000-0x00000000002BA000-memory.dmp

Filesize
40KB

Download
memory/2716-4-0x00000000002B0000-0x00000000002BA000-memory.dmp

Filesize
40KB

Download
memory/2716-7-0x0000000000370000-0x000000000037A000-memory.dmp

Filesize
40KB

Download
memory/2716-6-0x0000000000370000-0x000000000037A000-memory.dmp

Filesize
40KB

Download
memory/2716-8-0x00000000002B0000-0x00000000002BA000-memory.dmp

Filesize
40KB

Download
memory/2716-9-0x00000000002B0000-0x00000000002BA000-memory.dmp

Filesize
40KB

Download
memory/2716-32-0x00000000002B0000-0x00000000002B2000-memory.dmp

Filesize
8KB

Download