raccoon | ee481a9210b97a776dc8be57fd94db7f58dbdf7b29833ab20983d70d3a26f685

General

Target

raccon.exe
Size

435KB
MD5

25e806c8e9a523538a0c53ad06a4a57b
SHA1

a3c8f06a65dcd522d3eaf4f6217334924ae405f4
SHA256

ee481a9210b97a776dc8be57fd94db7f58dbdf7b29833ab20983d70d3a26f685
SHA512

8c223d20576abb60c37d9bdec2a9edeaee46bdc5dda5747f6b9d765bf797d977dbefee6077bb5a5555a1db901e7459bfd75be14c57829ee39665ed2916dc3c91

Score

10^/10

ransomware spyware discovery stealer raccoon

Malware Config

Extracted

Path

C:\Users\Admin\AppData\LocalLow\machineinfo.txt

Family

raccoon

Ransom Note

[Raccoon Stealer] - v1.5.13-af-hotfix Release Build compiled on Mon Jul 6 14:33:03 2020 Launched at: 2020.09.10 - 18:22:06 GMT Bot_ID: 18823CA4-5761-4226-8787-CF36135F1C68_Admin Running on a desktop =R=A=C=C=O=O=N= - Cookies: 0 - Passwords: 5 - Files: 0 System Information: - System Language: English - System TimeZone: -0 hrs - IP: 154.61.71.13 - Location: 37.750999, -97.821999 | ?, ?, United States (?) - ComputerName: LZUKLIOU - Username: Admin - Windows version: NT 10.0 - Product name: Windows 10 Pro - System arch: x64 - CPU: Persocon Processor 2.5+ (2 cores) - RAM: 4095 MB (722 MB used) - Screen resolution: 1280x720 - Display devices: 0) Microsoft Basic Display Adapter ============

Signatures

Raccoon
Simple but powerful infostealer which was very active in 2019.
stealer raccoon
Raccoon log file 1 IoCs
Detects a log file produced by the Raccoon Stealer.

Processes:

yara_rule

raccoon_log_file
Loads dropped DLL 6 IoCs

Processes:

raccon.exe

pid process

3488 raccon.exe
3488 raccon.exe
3488 raccon.exe
3488 raccon.exe
3488 raccon.exe
3488 raccon.exe
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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

yara_rule
raccoon_log_file

pid	process
3488	raccon.exe
3488	raccon.exe
3488	raccon.exe
3488	raccon.exe
3488	raccon.exe
3488	raccon.exe

JavaScript code in executable 1 IoCs

Processes:

resource	yara_rule
\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\nss3.dll	js

Drops file in Windows directory 1 IoCs

Processes:

svchost.exe

description ioc process

File opened for modification C:\Windows\ServiceProfiles\LocalService\winhttp\cachev3.dat svchost.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

2788 timeout.exe

description	ioc	process
File opened for modification	C:\Windows\ServiceProfiles\LocalService\winhttp\cachev3.dat	svchost.exe

pid	process
2788	timeout.exe

Modifies data under HKEY_USERS 6 IoCs

Processes:

svchost.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\windows\CurrentVersion\Internet Settings\Connections	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecisionReason = "1"	svchost.exe
Set value (data)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecisionTime = 6df464459f87d601	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecision = "0"	svchost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

svchost.exe

description pid process

Token: SeShutdownPrivilege 632 svchost.exe
Token: SeCreatePagefilePrivilege 632 svchost.exe

description	pid	process
Token: SeShutdownPrivilege	632	svchost.exe
Token: SeCreatePagefilePrivilege	632	svchost.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

raccon.execmd.exe

description	pid	process	target process
PID 3488 wrote to memory of 3000	3488	raccon.exe	cmd.exe
PID 3488 wrote to memory of 3000	3488	raccon.exe	cmd.exe
PID 3488 wrote to memory of 3000	3488	raccon.exe	cmd.exe
PID 3000 wrote to memory of 2788	3000	cmd.exe	timeout.exe
PID 3000 wrote to memory of 2788	3000	cmd.exe	timeout.exe
PID 3000 wrote to memory of 2788	3000	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\raccon.exe
"C:\Users\Admin\AppData\Local\Temp\raccon.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3488

C:\Windows\SysWOW64\cmd.exe
cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\raccon.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3000

C:\Windows\SysWOW64\timeout.exe
timeout /T 10 /NOBREAK
3⤵
- Delays execution with timeout.exe
PID:2788

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -s WinHttpAutoProxySvc
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:632

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

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Downloads

\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\freebl3.dll

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\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\freebl3.dll

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\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\mozglue.dll

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\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\nss3.dll

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\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\softokn3.dll

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\Users\Admin\AppData\LocalLow\sqlite3.dll

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memory/2788-16-0x0000000000000000-mapping.dmp

Download
memory/3000-14-0x0000000000000000-mapping.dmp

Download
memory/3488-0-0x0000000000A51000-0x0000000000A52000-memory.dmp

Filesize
4KB

Download
memory/3488-1-0x0000000000D90000-0x0000000000D91000-memory.dmp

Filesize
4KB

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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