raccoon | 43c3d524f132423d0dde8c50ab358fac413c68221b1bb733bbfe1f4ef6a4e759

Analysis

max time kernel
134s
max time network
136s
platform
windows10_x64
resource
win10v20210410
submitted
22/05/2021, 18:36

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General

Target
2887c0f490d38170e31cfd01eb4d0dc9.exe
Size 838KB
Sample210522-13walqja96
SHA256 43c3d524f132423d0dde8c50ab358fac413c68221b1bb733bbfe1f4ef6a4e759
MD5 2887c0f490d38170e31cfd01eb4d0dc9
SHA1 247fca99c72758a2779412a58270ad54dad7afe3
SHA512 8b5cc99308ef749c1700b7a9ae0b0e5eeee4bd4a733d179979ffa1e775bb2b6c44528fd274ec34a043f6f26ca8343b8c38e2ac2444e4edd6ea2edc168836ad63
MD5 SHA1 SHA512

Score

10^/10

raccoon 1d76a465540f6a904ac9f1310fe3a3824b5b4549 discovery evasion persistence spyware stealer

Malware Config

Extracted

Family

raccoon

Botnet

1d76a465540f6a904ac9f1310fe3a3824b5b4549

Attributes

url4cnc
https://tttttt.me/kokajakprozak

rc4.plain

Signatures

Deletes Windows Defender Definitions 2 TTPs 1 IoCs

Uses mpcmdrun utility to delete all AV definitions.

evasion

Impair Defenses

T1562

Command-Line Interface

T1059

pid	Process
2664	mpcmdrun.exe

Raccoon
Simple but powerful infostealer which was very active in 2019.
stealer raccoon
Disables Task Manager via registry modification
evasion
Downloads MZ/PE file

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	updatewin2.exe

Executes dropped EXE 4 IoCs

pid	Process
2440	updatewin1.exe
208	updatewin2.exe
2176	updatewin1.exe
2140	5.exe

Loads dropped DLL 6 IoCs

pid	Process
2140	5.exe
2140	5.exe
2140	5.exe
2140	5.exe
2140	5.exe
2140	5.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1900	icacls.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 stealer

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 stealer

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\59b09a9b-90ba-44b9-b874-f6e113e48cc2\\2887c0f490d38170e31cfd01eb4d0dc9.exe\" --AutoStart"	2887c0f490d38170e31cfd01eb4d0dc9.exe

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

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
13	api.2ip.ua
14	api.2ip.ua
23	api.2ip.ua

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 500 set thread context of 192	500	2887c0f490d38170e31cfd01eb4d0dc9.exe	78
PID 1020 set thread context of 2084	1020	2887c0f490d38170e31cfd01eb4d0dc9.exe	83

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

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2352	timeout.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	2887c0f490d38170e31cfd01eb4d0dc9.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	2887c0f490d38170e31cfd01eb4d0dc9.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
192	2887c0f490d38170e31cfd01eb4d0dc9.exe
192	2887c0f490d38170e31cfd01eb4d0dc9.exe
2084	2887c0f490d38170e31cfd01eb4d0dc9.exe
2084	2887c0f490d38170e31cfd01eb4d0dc9.exe
2788	powershell.exe
2788	powershell.exe
2788	powershell.exe
2788	powershell.exe
2264	powershell.exe
2264	powershell.exe
2264	powershell.exe
3196	powershell.exe
3196	powershell.exe
3196	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2788	powershell.exe
Token: SeDebugPrivilege	2264	powershell.exe
Token: SeDebugPrivilege	3196	powershell.exe

Suspicious use of WriteProcessMemory 58 IoCs

description	pid	Process	procid_target
PID 500 wrote to memory of 192	500	2887c0f490d38170e31cfd01eb4d0dc9.exe	78
PID 500 wrote to memory of 192	500	2887c0f490d38170e31cfd01eb4d0dc9.exe	78
PID 500 wrote to memory of 192	500	2887c0f490d38170e31cfd01eb4d0dc9.exe	78
PID 500 wrote to memory of 192	500	2887c0f490d38170e31cfd01eb4d0dc9.exe	78
PID 500 wrote to memory of 192	500	2887c0f490d38170e31cfd01eb4d0dc9.exe	78
PID 500 wrote to memory of 192	500	2887c0f490d38170e31cfd01eb4d0dc9.exe	78
PID 500 wrote to memory of 192	500	2887c0f490d38170e31cfd01eb4d0dc9.exe	78
PID 500 wrote to memory of 192	500	2887c0f490d38170e31cfd01eb4d0dc9.exe	78
PID 500 wrote to memory of 192	500	2887c0f490d38170e31cfd01eb4d0dc9.exe	78
PID 500 wrote to memory of 192	500	2887c0f490d38170e31cfd01eb4d0dc9.exe	78
PID 192 wrote to memory of 1900	192	2887c0f490d38170e31cfd01eb4d0dc9.exe	80
PID 192 wrote to memory of 1900	192	2887c0f490d38170e31cfd01eb4d0dc9.exe	80
PID 192 wrote to memory of 1900	192	2887c0f490d38170e31cfd01eb4d0dc9.exe	80
PID 192 wrote to memory of 1020	192	2887c0f490d38170e31cfd01eb4d0dc9.exe	81
PID 192 wrote to memory of 1020	192	2887c0f490d38170e31cfd01eb4d0dc9.exe	81
PID 192 wrote to memory of 1020	192	2887c0f490d38170e31cfd01eb4d0dc9.exe	81
PID 1020 wrote to memory of 2084	1020	2887c0f490d38170e31cfd01eb4d0dc9.exe	83
PID 1020 wrote to memory of 2084	1020	2887c0f490d38170e31cfd01eb4d0dc9.exe	83
PID 1020 wrote to memory of 2084	1020	2887c0f490d38170e31cfd01eb4d0dc9.exe	83
PID 1020 wrote to memory of 2084	1020	2887c0f490d38170e31cfd01eb4d0dc9.exe	83
PID 1020 wrote to memory of 2084	1020	2887c0f490d38170e31cfd01eb4d0dc9.exe	83
PID 1020 wrote to memory of 2084	1020	2887c0f490d38170e31cfd01eb4d0dc9.exe	83
PID 1020 wrote to memory of 2084	1020	2887c0f490d38170e31cfd01eb4d0dc9.exe	83
PID 1020 wrote to memory of 2084	1020	2887c0f490d38170e31cfd01eb4d0dc9.exe	83
PID 1020 wrote to memory of 2084	1020	2887c0f490d38170e31cfd01eb4d0dc9.exe	83
PID 1020 wrote to memory of 2084	1020	2887c0f490d38170e31cfd01eb4d0dc9.exe	83
PID 2084 wrote to memory of 2440	2084	2887c0f490d38170e31cfd01eb4d0dc9.exe	84
PID 2084 wrote to memory of 2440	2084	2887c0f490d38170e31cfd01eb4d0dc9.exe	84
PID 2084 wrote to memory of 2440	2084	2887c0f490d38170e31cfd01eb4d0dc9.exe	84
PID 2084 wrote to memory of 208	2084	2887c0f490d38170e31cfd01eb4d0dc9.exe	85
PID 2084 wrote to memory of 208	2084	2887c0f490d38170e31cfd01eb4d0dc9.exe	85
PID 2084 wrote to memory of 208	2084	2887c0f490d38170e31cfd01eb4d0dc9.exe	85
PID 2440 wrote to memory of 2176	2440	updatewin1.exe	86
PID 2440 wrote to memory of 2176	2440	updatewin1.exe	86
PID 2440 wrote to memory of 2176	2440	updatewin1.exe	86
PID 2084 wrote to memory of 2140	2084	2887c0f490d38170e31cfd01eb4d0dc9.exe	87
PID 2084 wrote to memory of 2140	2084	2887c0f490d38170e31cfd01eb4d0dc9.exe	87
PID 2084 wrote to memory of 2140	2084	2887c0f490d38170e31cfd01eb4d0dc9.exe	87
PID 2176 wrote to memory of 2788	2176	updatewin1.exe	88
PID 2176 wrote to memory of 2788	2176	updatewin1.exe	88
PID 2176 wrote to memory of 2788	2176	updatewin1.exe	88
PID 2140 wrote to memory of 360	2140	5.exe	90
PID 2140 wrote to memory of 360	2140	5.exe	90
PID 2140 wrote to memory of 360	2140	5.exe	90
PID 360 wrote to memory of 2352	360	cmd.exe	92
PID 360 wrote to memory of 2352	360	cmd.exe	92
PID 360 wrote to memory of 2352	360	cmd.exe	92
PID 2176 wrote to memory of 2264	2176	updatewin1.exe	93
PID 2176 wrote to memory of 2264	2176	updatewin1.exe	93
PID 2176 wrote to memory of 2264	2176	updatewin1.exe	93
PID 2264 wrote to memory of 3196	2264	powershell.exe	95
PID 2264 wrote to memory of 3196	2264	powershell.exe	95
PID 2264 wrote to memory of 3196	2264	powershell.exe	95
PID 2176 wrote to memory of 2664	2176	updatewin1.exe	97
PID 2176 wrote to memory of 2664	2176	updatewin1.exe	97
PID 2176 wrote to memory of 3900	2176	updatewin1.exe	99
PID 2176 wrote to memory of 3900	2176	updatewin1.exe	99
PID 2176 wrote to memory of 3900	2176	updatewin1.exe	99

C:\Users\Admin\AppData\Local\Temp\2887c0f490d38170e31cfd01eb4d0dc9.exe
"C:\Users\Admin\AppData\Local\Temp\2887c0f490d38170e31cfd01eb4d0dc9.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:500
- C:\Users\Admin\AppData\Local\Temp\2887c0f490d38170e31cfd01eb4d0dc9.exe
  "C:\Users\Admin\AppData\Local\Temp\2887c0f490d38170e31cfd01eb4d0dc9.exe"
  2⤵
  - Adds Run key to start application
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:192
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\59b09a9b-90ba-44b9-b874-f6e113e48cc2" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:1900
- - C:\Users\Admin\AppData\Local\Temp\2887c0f490d38170e31cfd01eb4d0dc9.exe
    "C:\Users\Admin\AppData\Local\Temp\2887c0f490d38170e31cfd01eb4d0dc9.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:1020
  - - C:\Users\Admin\AppData\Local\Temp\2887c0f490d38170e31cfd01eb4d0dc9.exe
      "C:\Users\Admin\AppData\Local\Temp\2887c0f490d38170e31cfd01eb4d0dc9.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:2084
    - - C:\Users\Admin\AppData\Local\07602344-04f2-4b0e-ad62-c710cc727569\updatewin1.exe
        
        "C:\Users\Admin\AppData\Local\07602344-04f2-4b0e-ad62-c710cc727569\updatewin1.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:2440
      - C:\Users\Admin\AppData\Local\07602344-04f2-4b0e-ad62-c710cc727569\updatewin1.exe
        
        "C:\Users\Admin\AppData\Local\07602344-04f2-4b0e-ad62-c710cc727569\updatewin1.exe" --Admin
        6⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:2176
        
        C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -Command Set-ExecutionPolicy -Scope CurrentUser RemoteSigned
        7⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2788
        
        C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -NoProfile -ExecutionPolicy Bypass -Command "& {Start-Process PowerShell -ArgumentList '-NoProfile -ExecutionPolicy Bypass -File ""C:\Users\Admin\AppData\Local\script.ps1""' -Verb RunAs}"
        7⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:2264
        
        C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -ExecutionPolicy Bypass -File "C:\Users\Admin\AppData\Local\script.ps1
        8⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:3196
        
        C:\Program Files\Windows Defender\mpcmdrun.exe
        
        "C:\Program Files\Windows Defender\mpcmdrun.exe" -removedefinitions -all
        7⤵
        Deletes Windows Defender Definitions
        
        PID:2664
        
        C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\delself.bat""
        7⤵
        
        PID:3900
    - - C:\Users\Admin\AppData\Local\07602344-04f2-4b0e-ad62-c710cc727569\updatewin2.exe
        
        "C:\Users\Admin\AppData\Local\07602344-04f2-4b0e-ad62-c710cc727569\updatewin2.exe"
        5⤵
        Drops file in Drivers directory
        Executes dropped EXE
        
        PID:208
    - - C:\Users\Admin\AppData\Local\07602344-04f2-4b0e-ad62-c710cc727569\5.exe
        
        "C:\Users\Admin\AppData\Local\07602344-04f2-4b0e-ad62-c710cc727569\5.exe"
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        Suspicious use of WriteProcessMemory
        
        PID:2140
      - C:\Windows\SysWOW64\cmd.exe
        
        cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\07602344-04f2-4b0e-ad62-c710cc727569\5.exe"
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:360
        
        C:\Windows\SysWOW64\timeout.exe
        
        timeout /T 10 /NOBREAK
        7⤵
        Delays execution with timeout.exe
        
        PID:2352

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Command-Line Interface

T1059

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Impair Defenses

T1562

Install Root Certificate

T1130

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/192-114-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/192-119-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/208-142-0x0000000000400000-0x000000000044D000-memory.dmp

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memory/500-116-0x00000000021D0000-0x00000000022EB000-memory.dmp

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memory/2084-124-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/2176-151-0x0000000000400000-0x000000000044D000-memory.dmp

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memory/2264-226-0x0000000006EA3000-0x0000000006EA4000-memory.dmp

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memory/2264-223-0x0000000006EA2000-0x0000000006EA3000-memory.dmp

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memory/2264-222-0x0000000006EA0000-0x0000000006EA1000-memory.dmp

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memory/2440-135-0x0000000000400000-0x000000000044D000-memory.dmp

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memory/2788-152-0x0000000006DE0000-0x0000000006DE1000-memory.dmp

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memory/2788-157-0x0000000007EB0000-0x0000000007EB1000-memory.dmp

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memory/2788-172-0x0000000009570000-0x00000000095A3000-memory.dmp

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memory/2788-179-0x0000000009530000-0x0000000009531000-memory.dmp

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memory/2788-184-0x00000000096A0000-0x00000000096A1000-memory.dmp

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memory/2788-185-0x0000000009860000-0x0000000009861000-memory.dmp

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memory/2788-188-0x000000007F3F0000-0x000000007F3F1000-memory.dmp

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memory/2788-189-0x0000000006F83000-0x0000000006F84000-memory.dmp

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memory/2788-161-0x00000000082C0000-0x00000000082C1000-memory.dmp

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memory/2788-160-0x0000000007C50000-0x0000000007C51000-memory.dmp

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memory/2788-158-0x0000000006F80000-0x0000000006F81000-memory.dmp

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memory/2788-221-0x0000000006F86000-0x0000000006F88000-memory.dmp

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memory/2788-159-0x0000000006F82000-0x0000000006F83000-memory.dmp

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memory/2788-164-0x00000000085F0000-0x00000000085F1000-memory.dmp

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memory/2788-156-0x0000000007E40000-0x0000000007E41000-memory.dmp

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memory/2788-155-0x0000000007CD0000-0x0000000007CD1000-memory.dmp

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memory/2788-153-0x00000000075C0000-0x00000000075C1000-memory.dmp

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memory/2788-154-0x00000000074F0000-0x00000000074F1000-memory.dmp

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memory/3196-231-0x0000000004E20000-0x0000000004E21000-memory.dmp

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memory/3196-232-0x0000000004E22000-0x0000000004E23000-memory.dmp

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memory/3196-233-0x000000007E510000-0x000000007E511000-memory.dmp

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memory/3196-234-0x0000000004E23000-0x0000000004E24000-memory.dmp

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