raccoon | 2e0da8a28f7edfaf59c885fc2a8f520934b94222dd3e057e945cae4560a4d274

General

Target

STARLINK.exe
Size

5.4MB
MD5

548a3bca6279a371da4bb9d65f801bd1
SHA1

5cbbdb203d01801cc6ca05ed73e9e48ee1341823
SHA256

2e0da8a28f7edfaf59c885fc2a8f520934b94222dd3e057e945cae4560a4d274
SHA512

90c4330bdcd50aa4e0199d4be7a8db4fb3012f358a015fd8578e94b44be552345c446d1464cba6ca50db3d279c51dcbdba644494831f6c0e8f40cbf33652cf0f

Score

10^/10

raccoon 21f08585870c425fe2ebf8217377616a discovery evasion spyware stealer suricata themida trojan

Malware Config

Extracted

Family

raccoon

Botnet

21f08585870c425fe2ebf8217377616a

C2

http://142.132.229.12/

http://164.92.172.4/

rc4.plain

Signatures

Raccoon
Raccoon is an infostealer written in C++ and first seen in 2019.
stealer raccoon
suricata: ET MALWARE Generic Stealer Config Download Request
suricata: ET MALWARE Generic Stealer Config Download Request
suricata
suricata: ET MALWARE Win32/RecordBreaker CnC Checkin
suricata: ET MALWARE Win32/RecordBreaker CnC Checkin
suricata
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

STARLINK.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ STARLINK.exe
Downloads MZ/PE file

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	STARLINK.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

STARLINK.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	STARLINK.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	STARLINK.exe

Loads dropped DLL 3 IoCs

Processes:

STARLINK.exe

pid process

3484 STARLINK.exe
3484 STARLINK.exe
3484 STARLINK.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

pid	process
3484	STARLINK.exe
3484	STARLINK.exe
3484	STARLINK.exe

Themida packer 7 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/3484-130-0x0000000000680000-0x0000000000E3A000-memory.dmp	themida
behavioral2/memory/3484-131-0x0000000000680000-0x0000000000E3A000-memory.dmp	themida
behavioral2/memory/3484-132-0x0000000000680000-0x0000000000E3A000-memory.dmp	themida
behavioral2/memory/3484-133-0x0000000000680000-0x0000000000E3A000-memory.dmp	themida
behavioral2/memory/3484-134-0x0000000000680000-0x0000000000E3A000-memory.dmp	themida
behavioral2/memory/3484-136-0x0000000000680000-0x0000000000E3A000-memory.dmp	themida
behavioral2/memory/3484-141-0x0000000000680000-0x0000000000E3A000-memory.dmp	themida

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

STARLINK.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA STARLINK.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

STARLINK.exe

pid process

3484 STARLINK.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2352 3484 WerFault.exe STARLINK.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

STARLINK.exe

pid process

3484 STARLINK.exe
3484 STARLINK.exe
3484 STARLINK.exe
3484 STARLINK.exe
3484 STARLINK.exe
3484 STARLINK.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	STARLINK.exe

pid	process
3484	STARLINK.exe

pid	pid_target	process	target process
2352	3484	WerFault.exe	STARLINK.exe

pid	process
3484	STARLINK.exe
3484	STARLINK.exe
3484	STARLINK.exe
3484	STARLINK.exe
3484	STARLINK.exe
3484	STARLINK.exe

C:\Users\Admin\AppData\Local\Temp\STARLINK.exe
"C:\Users\Admin\AppData\Local\Temp\STARLINK.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:3484

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3484 -s 1372
2⤵
- Program crash
PID:2352

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3484 -ip 3484
1⤵
PID:4072

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

3

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

3

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\mozglue.dll
Filesize
612KB

MD5
f07d9977430e762b563eaadc2b94bbfa

SHA1
da0a05b2b8d269fb73558dfcf0ed5c167f6d3877

SHA256
4191faf7e5eb105a0f4c5c6ed3e9e9c71014e8aa39bbee313bc92d1411e9e862

SHA512
6afd512e4099643bba3fc7700dd72744156b78b7bda10263ba1f8571d1e282133a433215a9222a7799f9824f244a2bc80c2816a62de1497017a4b26d562b7eaf

Download Submit
C:\Users\Admin\AppData\LocalLow\nss3.dll
Filesize
1.9MB

MD5
f67d08e8c02574cbc2f1122c53bfb976

SHA1
6522992957e7e4d074947cad63189f308a80fcf2

SHA256
c65b7afb05ee2b2687e6280594019068c3d3829182dfe8604ce4adf2116cc46e

SHA512
2e9d0a211d2b085514f181852fae6e7ca6aed4d29f396348bedb59c556e39621810a9a74671566a49e126ec73a60d0f781fa9085eb407df1eefd942c18853be5

Download Submit
C:\Users\Admin\AppData\LocalLow\sqlite3.dll
Filesize
1.0MB

MD5
dbf4f8dcefb8056dc6bae4b67ff810ce

SHA1
bbac1dd8a07c6069415c04b62747d794736d0689

SHA256
47b64311719000fa8c432165a0fdcdfed735d5b54977b052de915b1cbbbf9d68

SHA512
b572ca2f2e4a5cc93e4fcc7a18c0ae6df888aa4c55bc7da591e316927a4b5cfcbdda6e60018950be891ff3b26f470cc5cce34d217c2d35074322ab84c32a25d1

Download Submit
memory/3484-133-0x0000000000680000-0x0000000000E3A000-memory.dmp

Filesize
7.7MB

Download
memory/3484-134-0x0000000000680000-0x0000000000E3A000-memory.dmp

Filesize
7.7MB

Download
memory/3484-135-0x00000000776B0000-0x0000000077853000-memory.dmp

Filesize
1.6MB

Download
memory/3484-136-0x0000000000680000-0x0000000000E3A000-memory.dmp

Filesize
7.7MB

Download
memory/3484-137-0x00000000776B0000-0x0000000077853000-memory.dmp

Filesize
1.6MB

Download
memory/3484-130-0x0000000000680000-0x0000000000E3A000-memory.dmp

Filesize
7.7MB

Download
memory/3484-132-0x0000000000680000-0x0000000000E3A000-memory.dmp

Filesize
7.7MB

Download
memory/3484-131-0x0000000000680000-0x0000000000E3A000-memory.dmp

Filesize
7.7MB

Download
memory/3484-141-0x0000000000680000-0x0000000000E3A000-memory.dmp

Filesize
7.7MB

Download
memory/3484-142-0x00000000776B0000-0x0000000077853000-memory.dmp

Filesize
1.6MB

Download

Analysis

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