raccoon | 86fc3e58537ac903356866de03df56baaba69b2641f90da283560a08fc60786b

Analysis

max time kernel
149s
max time network
149s
platform
windows10_x64
resource
win10
submitted
18-07-2020 08:55

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General

Target

c66fae0f5e7dd0ed0ee19d329d10ddae.exe
Size

1.2MB
MD5

c66fae0f5e7dd0ed0ee19d329d10ddae
SHA1

49d0242a76f03f8df4e1e9a32bf87977ae752060
SHA256

86fc3e58537ac903356866de03df56baaba69b2641f90da283560a08fc60786b
SHA512

02697f385d860fe0bb4b0d3f2c94a50d7327e0cc51381aaa8055f0f83e1f2690911e39c470c62dd620c38f2ff0efd5fb329e7286707b5eae7b61d8d0698fb8de

Score

10^/10

ransomware spyware discovery persistence 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: 2020.07.18 - 08:55:13 GMT Bot_ID: 664A9041-4AC4-46F3-B3DC-87DB4D57890E_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: 154.61.71.51 - Location: 37.750999, -97.821999 | ?, ?, United States (?) - ComputerName: GOHCSFBB - 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 (691 MB used) - Screen resolution: 1280x720 - Display devices: 0) Microsoft Basic Display Adapter ============

Signatures

Drops startup file 1 IoCs

Processes:

tFn9f8fs6G.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\autorun.ini.lnk tFn9f8fs6G.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\autorun.ini.lnk	tFn9f8fs6G.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

REG.exeREG.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\Run	REG.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\Run\cred = "rundll32 C:\\Users\\Admin\\AppData\\Local\\Temp\\cred.dll, Main"	REG.exe
Key created	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\Run	REG.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\Run\scr = "rundll32 C:\\Users\\Admin\\AppData\\Local\\Temp\\scr.dll, Main"	REG.exe

Raccoon log file 1 IoCs
Detects a log file produced by the Raccoon Stealer.

Processes:

yara_rule

raccoon_log_file
Blacklisted process makes network request 2 IoCs

Processes:

rundll32.exerundll32.exe

flow pid process

17 3368 rundll32.exe
21 988 rundll32.exe
NTFS ADS 1 IoCs

Processes:

UB4CKzc4yS.exe

description ioc process

File created \??\c:\programdata\1321ba6d1f\bdif.exe:Zone.Identifier UB4CKzc4yS.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

client32.exe

pid process

3508 client32.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

3368 rundll32.exe
3368 rundll32.exe
3368 rundll32.exe
3368 rundll32.exe

yara_rule
raccoon_log_file

flow	pid	process
17	3368	rundll32.exe
21	988	rundll32.exe

description	ioc	process
File created	\??\c:\programdata\1321ba6d1f\bdif.exe:Zone.Identifier	UB4CKzc4yS.exe

pid	process
3508	client32.exe

pid	process
3368	rundll32.exe
3368	rundll32.exe
3368	rundll32.exe
3368	rundll32.exe

JavaScript code in executable 4 IoCs

Processes:

resource	yara_rule
\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\nss3.dll	js
C:\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\PCICL32.dll	js
\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\PCICL32.DLL	js
\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\PCICL32.DLL	js

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
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

2492 schtasks.exe

pid	process
2492	schtasks.exe

Loads dropped DLL 21 IoCs

Processes:

c66fae0f5e7dd0ed0ee19d329d10ddae.execlient32.exerundll32.exerundll32.execlient32.exe

pid	process
712	c66fae0f5e7dd0ed0ee19d329d10ddae.exe
712	c66fae0f5e7dd0ed0ee19d329d10ddae.exe
712	c66fae0f5e7dd0ed0ee19d329d10ddae.exe
712	c66fae0f5e7dd0ed0ee19d329d10ddae.exe
712	c66fae0f5e7dd0ed0ee19d329d10ddae.exe
712	c66fae0f5e7dd0ed0ee19d329d10ddae.exe
712	c66fae0f5e7dd0ed0ee19d329d10ddae.exe
712	c66fae0f5e7dd0ed0ee19d329d10ddae.exe
3508	client32.exe
3508	client32.exe
3508	client32.exe
3508	client32.exe
3508	client32.exe
3508	client32.exe
3508	client32.exe
3368	rundll32.exe
988	rundll32.exe
3328	client32.exe
3328	client32.exe
3328	client32.exe
3328	client32.exe

Suspicious use of WriteProcessMemory 45 IoCs

Processes:

c66fae0f5e7dd0ed0ee19d329d10ddae.exeUB4CKzc4yS.execmd.exetFn9f8fs6G.exebdif.execmd.exeldr.exe

description	pid	process	target process
PID 712 wrote to memory of 3808	712	c66fae0f5e7dd0ed0ee19d329d10ddae.exe	UB4CKzc4yS.exe
PID 712 wrote to memory of 3808	712	c66fae0f5e7dd0ed0ee19d329d10ddae.exe	UB4CKzc4yS.exe
PID 712 wrote to memory of 3808	712	c66fae0f5e7dd0ed0ee19d329d10ddae.exe	UB4CKzc4yS.exe
PID 3808 wrote to memory of 3864	3808	UB4CKzc4yS.exe	bdif.exe
PID 3808 wrote to memory of 3864	3808	UB4CKzc4yS.exe	bdif.exe
PID 3808 wrote to memory of 3864	3808	UB4CKzc4yS.exe	bdif.exe
PID 712 wrote to memory of 3748	712	c66fae0f5e7dd0ed0ee19d329d10ddae.exe	tFn9f8fs6G.exe
PID 712 wrote to memory of 3748	712	c66fae0f5e7dd0ed0ee19d329d10ddae.exe	tFn9f8fs6G.exe
PID 712 wrote to memory of 3748	712	c66fae0f5e7dd0ed0ee19d329d10ddae.exe	tFn9f8fs6G.exe
PID 712 wrote to memory of 3328	712	c66fae0f5e7dd0ed0ee19d329d10ddae.exe	cmd.exe
PID 712 wrote to memory of 3328	712	c66fae0f5e7dd0ed0ee19d329d10ddae.exe	cmd.exe
PID 712 wrote to memory of 3328	712	c66fae0f5e7dd0ed0ee19d329d10ddae.exe	cmd.exe
PID 3328 wrote to memory of 3936	3328	cmd.exe	timeout.exe
PID 3328 wrote to memory of 3936	3328	cmd.exe	timeout.exe
PID 3328 wrote to memory of 3936	3328	cmd.exe	timeout.exe
PID 3748 wrote to memory of 3508	3748	tFn9f8fs6G.exe	client32.exe
PID 3748 wrote to memory of 3508	3748	tFn9f8fs6G.exe	client32.exe
PID 3748 wrote to memory of 3508	3748	tFn9f8fs6G.exe	client32.exe
PID 3864 wrote to memory of 556	3864	bdif.exe	REG.exe
PID 3864 wrote to memory of 556	3864	bdif.exe	REG.exe
PID 3864 wrote to memory of 556	3864	bdif.exe	REG.exe
PID 3864 wrote to memory of 3368	3864	bdif.exe	rundll32.exe
PID 3864 wrote to memory of 3368	3864	bdif.exe	rundll32.exe
PID 3864 wrote to memory of 3368	3864	bdif.exe	rundll32.exe
PID 3864 wrote to memory of 728	3864	bdif.exe	REG.exe
PID 3864 wrote to memory of 728	3864	bdif.exe	REG.exe
PID 3864 wrote to memory of 728	3864	bdif.exe	REG.exe
PID 3864 wrote to memory of 988	3864	bdif.exe	rundll32.exe
PID 3864 wrote to memory of 988	3864	bdif.exe	rundll32.exe
PID 3864 wrote to memory of 988	3864	bdif.exe	rundll32.exe
PID 3864 wrote to memory of 1924	3864	bdif.exe	cmd.exe
PID 3864 wrote to memory of 1924	3864	bdif.exe	cmd.exe
PID 3864 wrote to memory of 1924	3864	bdif.exe	cmd.exe
PID 3864 wrote to memory of 3884	3864	bdif.exe	REG.exe
PID 3864 wrote to memory of 3884	3864	bdif.exe	REG.exe
PID 3864 wrote to memory of 3884	3864	bdif.exe	REG.exe
PID 1924 wrote to memory of 2492	1924	cmd.exe	schtasks.exe
PID 1924 wrote to memory of 2492	1924	cmd.exe	schtasks.exe
PID 1924 wrote to memory of 2492	1924	cmd.exe	schtasks.exe
PID 3864 wrote to memory of 3700	3864	bdif.exe	ldr.exe
PID 3864 wrote to memory of 3700	3864	bdif.exe	ldr.exe
PID 3864 wrote to memory of 3700	3864	bdif.exe	ldr.exe
PID 3700 wrote to memory of 3328	3700	ldr.exe	client32.exe
PID 3700 wrote to memory of 3328	3700	ldr.exe	client32.exe
PID 3700 wrote to memory of 3328	3700	ldr.exe	client32.exe

Executes dropped EXE 6 IoCs

Processes:

UB4CKzc4yS.exebdif.exetFn9f8fs6G.execlient32.exeldr.execlient32.exe

pid process

3808 UB4CKzc4yS.exe
3864 bdif.exe
3748 tFn9f8fs6G.exe
3508 client32.exe
3700 ldr.exe
3328 client32.exe
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
Raccoon
Simple but powerful infostealer which was very active in 2019.
stealer raccoon
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

client32.exe

description pid process

Token: SeSecurityPrivilege 3508 client32.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

3936 timeout.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

pid	process
3808	UB4CKzc4yS.exe
3864	bdif.exe
3748	tFn9f8fs6G.exe
3508	client32.exe
3700	ldr.exe
3328	client32.exe

description	pid	process
Token: SeSecurityPrivilege	3508	client32.exe

pid	process
3936	timeout.exe

C:\Users\Admin\AppData\Local\Temp\c66fae0f5e7dd0ed0ee19d329d10ddae.exe
"C:\Users\Admin\AppData\Local\Temp\c66fae0f5e7dd0ed0ee19d329d10ddae.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:712

C:\Users\Admin\AppData\Local\Temp\UB4CKzc4yS.exe
"C:\Users\Admin\AppData\Local\Temp\UB4CKzc4yS.exe"
2⤵
- NTFS ADS
- Suspicious use of WriteProcessMemory
- Executes dropped EXE
PID:3808

\??\c:\programdata\1321ba6d1f\bdif.exe
c:\programdata\1321ba6d1f\bdif.exe
3⤵
- Suspicious use of WriteProcessMemory
- Executes dropped EXE
PID:3864

C:\Windows\SysWOW64\REG.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v cred /t REG_SZ /d "rundll32 C:\Users\Admin\AppData\Local\Temp\cred.dll, Main"
4⤵
- Adds Run key to start application
PID:556

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cred.dll, Main
4⤵
- Blacklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Loads dropped DLL
PID:3368

C:\Windows\SysWOW64\REG.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v scr /t REG_SZ /d "rundll32 C:\Users\Admin\AppData\Local\Temp\scr.dll, Main"
4⤵
- Adds Run key to start application
PID:728

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\scr.dll, Main
4⤵
- Blacklisted process makes network request
- Loads dropped DLL
PID:988

C:\Windows\SysWOW64\cmd.exe
cmd.exe /C SCHTASKS /Create /SC HOURLY /MO 1 /TN a174c1ef10e2077451f5b6dda83242a1 /TR c:\programdata\1321ba6d1f\bdif.exe
4⤵
- Suspicious use of WriteProcessMemory
PID:1924

C:\Windows\SysWOW64\schtasks.exe
SCHTASKS /Create /SC HOURLY /MO 1 /TN a174c1ef10e2077451f5b6dda83242a1 /TR c:\programdata\1321ba6d1f\bdif.exe
5⤵
- Creates scheduled task(s)
PID:2492

C:\Windows\SysWOW64\REG.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d c:\programdata\1321ba6d1f
4⤵
PID:3884

C:\ProgramData\1321ba6d1f\ldr.exe
C:\ProgramData\1321ba6d1f\ldr.exe
4⤵
- Suspicious use of WriteProcessMemory
- Executes dropped EXE
PID:3700

C:\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\client32.exe
"C:\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\client32.exe"
5⤵
- Loads dropped DLL
- Executes dropped EXE
PID:3328

C:\Users\Admin\AppData\Local\Temp\tFn9f8fs6G.exe
"C:\Users\Admin\AppData\Local\Temp\tFn9f8fs6G.exe"
2⤵
- Drops startup file
- Suspicious use of WriteProcessMemory
- Executes dropped EXE
PID:3748

C:\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\client32.exe
"C:\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\client32.exe"
3⤵
- Suspicious use of FindShellTrayWindow
- Loads dropped DLL
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3508

C:\Windows\SysWOW64\cmd.exe
cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\c66fae0f5e7dd0ed0ee19d329d10ddae.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3328

C:\Windows\SysWOW64\timeout.exe
timeout /T 10 /NOBREAK
3⤵
- Delays execution with timeout.exe
PID:3936

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\1321ba6d1f\bdif.exe

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C:\ProgramData\1321ba6d1f\ldr.exe

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C:\ProgramData\1321ba6d1f\ldr.exe

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C:\ProgramData\a174c1ef10e2077451f5b6dda83242a1

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\2VAW3F4A\ldr[1].exe

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\TBGELJM6.cookie

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C:\Users\Admin\AppData\Local\Temp\UB4CKzc4yS.exe

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C:\Users\Admin\AppData\Local\Temp\UB4CKzc4yS.exe

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C:\Users\Admin\AppData\Local\Temp\cred.dll

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C:\Users\Admin\AppData\Local\Temp\scr.dll

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C:\Users\Admin\AppData\Local\Temp\tFn9f8fs6G.exe

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C:\Users\Admin\AppData\Local\Temp\tFn9f8fs6G.exe

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C:\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\HTCTL32.DLL

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C:\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\MSVCR100.dll

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C:\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\NSM.LIC

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C:\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\PCICL32.dll

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C:\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\TCCTL32.DLL

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C:\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\client32.exe

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C:\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\client32.exe

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C:\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\client32.exe

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C:\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\client32.ini

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C:\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\pcicapi.dll

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C:\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\pcichek.dll

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\??\c:\programdata\1321ba6d1f\bdif.exe

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\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\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\3098htrhpen8ifg0\softokn3.dll

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

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\Users\Admin\AppData\Local\Temp\cred.dll

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\Users\Admin\AppData\Local\Temp\scr.dll

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\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\HTCTL32.DLL

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\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\PCICHEK.DLL

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\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\PCICHEK.DLL

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\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\PCICL32.DLL

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\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\PCICL32.DLL

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\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\TCCTL32.DLL

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\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\msvcr100.dll

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\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\msvcr100.dll

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\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\msvcr100.dll

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\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\pcicapi.dll

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\Users\Admin\AppData\Roaming\CodeIntegrity\WinSupport\pcicapi.dll

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memory/556-38-0x0000000000000000-mapping.dmp

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memory/728-42-0x0000000000000000-mapping.dmp

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memory/988-43-0x0000000000000000-mapping.dmp

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memory/1924-47-0x0000000000000000-mapping.dmp

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memory/2492-49-0x0000000000000000-mapping.dmp

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memory/3328-54-0x0000000000000000-mapping.dmp

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memory/3328-17-0x0000000000000000-mapping.dmp

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memory/3368-39-0x0000000000000000-mapping.dmp

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memory/3508-20-0x0000000000000000-mapping.dmp

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memory/3700-51-0x0000000000000000-mapping.dmp

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memory/3748-15-0x0000000000000000-mapping.dmp

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memory/3808-8-0x0000000000000000-mapping.dmp

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memory/3864-11-0x0000000000000000-mapping.dmp

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memory/3884-48-0x0000000000000000-mapping.dmp

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memory/3936-18-0x0000000000000000-mapping.dmp

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