raccoon | fa5ac27700f443ba8bc0509f2ce8c1c0be408e3dbca55a07de27f7d1bcb5de16

General

Target

DRBFSJC.exe
Size

3.7MB
MD5

fcdb10a4ed519ba71aa3c715e0785977
SHA1

39634afc86ffe83e71e1a5a387d1b4314f33d2fe
SHA256

fa5ac27700f443ba8bc0509f2ce8c1c0be408e3dbca55a07de27f7d1bcb5de16
SHA512

12b66c3f4f1b8d11b223d61cb3429d11a9eda83a4a28484dcf0e3ce4f0f55ebf5ede2433fb114e4f20ddf2c749e9f2e7028210cefc04e3eee030849ba516b153
SSDEEP

49152:LqgtfkiCBPMP2vdBUEyVJwjQ1pxDG2OTINXRA1ked1iutOdj:2N5MeBUbVOjKpxDROcN4keHVwd

Score

10^/10

raccoon 9b19cf60d9bdf65b8a2495aa965456c3 evasion spyware stealer themida trojan

Malware Config

Extracted

Family

raccoon

Botnet

9b19cf60d9bdf65b8a2495aa965456c3

C2

http://5.2.70.65/

rc4.plain

Signatures

Raccoon
Raccoon is an infostealer written in C++ and first seen in 2019.
stealer raccoon
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

acbMF3u0.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ acbMF3u0.exe
Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

acbMF3u0.exe

pid process

4168 acbMF3u0.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	acbMF3u0.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:

acbMF3u0.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	acbMF3u0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	acbMF3u0.exe

Loads dropped DLL 3 IoCs

Processes:

vbc.exe

pid process

2844 vbc.exe
2844 vbc.exe
2844 vbc.exe

pid	process
2844	vbc.exe
2844	vbc.exe
2844	vbc.exe

Themida packer 4 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\acbMF3u0.exe	themida
C:\Users\Admin\AppData\Roaming\acbMF3u0.exe	themida
behavioral2/memory/4168-147-0x0000000000400000-0x0000000001022000-memory.dmp	themida
behavioral2/memory/4168-151-0x0000000000400000-0x0000000001022000-memory.dmp	themida

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

acbMF3u0.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA acbMF3u0.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

acbMF3u0.exe

pid process

4168 acbMF3u0.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

DRBFSJC.exe

description pid process target process

PID 4464 set thread context of 2844 4464 DRBFSJC.exe vbc.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	acbMF3u0.exe

description	pid	process	target process
PID 4464 set thread context of 2844	4464	DRBFSJC.exe	vbc.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

acbMF3u0.exe

pid	process
4168	acbMF3u0.exe
4168	acbMF3u0.exe
4168	acbMF3u0.exe
4168	acbMF3u0.exe
4168	acbMF3u0.exe
4168	acbMF3u0.exe
4168	acbMF3u0.exe
4168	acbMF3u0.exe
4168	acbMF3u0.exe
4168	acbMF3u0.exe
4168	acbMF3u0.exe
4168	acbMF3u0.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

DRBFSJC.exe

description pid process

Token: SeDebugPrivilege 4464 DRBFSJC.exe

description	pid	process
Token: SeDebugPrivilege	4464	DRBFSJC.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

DRBFSJC.exevbc.exe

description	pid	process	target process
PID 4464 wrote to memory of 2844	4464	DRBFSJC.exe	vbc.exe
PID 4464 wrote to memory of 2844	4464	DRBFSJC.exe	vbc.exe
PID 4464 wrote to memory of 2844	4464	DRBFSJC.exe	vbc.exe
PID 4464 wrote to memory of 2844	4464	DRBFSJC.exe	vbc.exe
PID 4464 wrote to memory of 2844	4464	DRBFSJC.exe	vbc.exe
PID 4464 wrote to memory of 2844	4464	DRBFSJC.exe	vbc.exe
PID 4464 wrote to memory of 2844	4464	DRBFSJC.exe	vbc.exe
PID 4464 wrote to memory of 2844	4464	DRBFSJC.exe	vbc.exe
PID 4464 wrote to memory of 2844	4464	DRBFSJC.exe	vbc.exe
PID 2844 wrote to memory of 4168	2844	vbc.exe	acbMF3u0.exe
PID 2844 wrote to memory of 4168	2844	vbc.exe	acbMF3u0.exe
PID 2844 wrote to memory of 4168	2844	vbc.exe	acbMF3u0.exe

C:\Users\Admin\AppData\Local\Temp\DRBFSJC.exe
"C:\Users\Admin\AppData\Local\Temp\DRBFSJC.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4464

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\vbc.exe"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2844

C:\Users\Admin\AppData\Roaming\acbMF3u0.exe
"C:\Users\Admin\AppData\Roaming\acbMF3u0.exe"
3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:4168

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Scripting

1

T1064

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

2

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

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
C:\Users\Admin\AppData\Roaming\acbMF3u0.exe
Filesize
6.1MB

MD5
00fcb83ba5ccfc06e0d188da8f7199d9

SHA1
d25177c49632ebd00606aca4dc74dc86c2809197

SHA256
715a725a1a6ae5c7d3437b0c2914afef7d585aafa068e2d2e9331826000e1bac

SHA512
615594dbbdbb73475ee30222fb61b81f48c831518c13a7041acc3e7ceca35d6f4829c44f7bac15e74504b913c06105f13854b041dc61e5ce3c25bd55b6fa16f6

Download Submit
C:\Users\Admin\AppData\Roaming\acbMF3u0.exe
Filesize
6.1MB

MD5
00fcb83ba5ccfc06e0d188da8f7199d9

SHA1
d25177c49632ebd00606aca4dc74dc86c2809197

SHA256
715a725a1a6ae5c7d3437b0c2914afef7d585aafa068e2d2e9331826000e1bac

SHA512
615594dbbdbb73475ee30222fb61b81f48c831518c13a7041acc3e7ceca35d6f4829c44f7bac15e74504b913c06105f13854b041dc61e5ce3c25bd55b6fa16f6

Download Submit
memory/2844-135-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2844-136-0x0000000000408597-mapping.dmp

Download
memory/2844-139-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2844-140-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4168-148-0x00000000773C0000-0x0000000077563000-memory.dmp

Filesize
1.6MB

Download
memory/4168-144-0x0000000000000000-mapping.dmp

Download
memory/4168-147-0x0000000000400000-0x0000000001022000-memory.dmp

Filesize
12.1MB

Download
memory/4168-149-0x00000000032D5000-0x0000000003A65000-memory.dmp

Filesize
7.6MB

Download
memory/4168-150-0x00000000030DB000-0x000000000325A000-memory.dmp

Filesize
1.5MB

Download
memory/4168-151-0x0000000000400000-0x0000000001022000-memory.dmp

Filesize
12.1MB

Download
memory/4168-152-0x00000000773C0000-0x0000000077563000-memory.dmp

Filesize
1.6MB

Download
memory/4168-153-0x00000000032D5000-0x0000000003A65000-memory.dmp

Filesize
7.6MB

Download
memory/4168-154-0x00000000030DB000-0x000000000325A000-memory.dmp

Filesize
1.5MB

Download
memory/4464-138-0x00007FFA79FD0000-0x00007FFA7AA91000-memory.dmp

Filesize
10.8MB

Download
memory/4464-134-0x00007FFA79FD0000-0x00007FFA7AA91000-memory.dmp

Filesize
10.8MB

Download
memory/4464-133-0x00007FFA79FD0000-0x00007FFA7AA91000-memory.dmp

Filesize
10.8MB

Download
memory/4464-132-0x00000000009B0000-0x0000000000D60000-memory.dmp

Filesize
3.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads