raccoon | d5ceb138f6efdbb08fb975cb10b91ea50fdd0aa87066ba5db0bdf9c0aef93cbb

Analysis

max time kernel
125s
max time network
64s
platform
windows7_x64
resource
win7v20210410
submitted
30/05/2021, 06:22

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General

Target
4dd2bad66af68ade063471ec97a9e549.exe
Size 603KB
Sample210530-9eswfa35k6
SHA256 d5ceb138f6efdbb08fb975cb10b91ea50fdd0aa87066ba5db0bdf9c0aef93cbb
MD5 4dd2bad66af68ade063471ec97a9e549
SHA1 96fba0ac17703d12b05f6cce8105c85e386b2ceb
SHA512 06e02c778e5b7833db9134e57824a03031a3d09571cd41cf55e49db81bf38d6d4b4f4fb133ef06405da8b970a9c4be7a2dbcdea95eb617ce6eca5df364603cf9
MD5 SHA1 SHA512

Score

10^/10

raccoon b8fb1ad683e5c551224b98d36f4ead260255476b discovery spyware stealer

Malware Config

Extracted

Family

raccoon

Botnet

b8fb1ad683e5c551224b98d36f4ead260255476b

Attributes

url4cnc
https://tttttt.me/jdiamond13

rc4.plain

Signatures

Raccoon
Simple but powerful infostealer which was very active in 2019.
stealer raccoon
Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
1668	Ve2L5HFnRH.exe
320	WypGQ3fEmr.exe
1764	PcUtility.exe

Deletes itself 1 IoCs

pid	Process
1520	cmd.exe

Loads dropped DLL 12 IoCs

pid	Process
2036	4dd2bad66af68ade063471ec97a9e549.exe
2036	4dd2bad66af68ade063471ec97a9e549.exe
2036	4dd2bad66af68ade063471ec97a9e549.exe
2036	4dd2bad66af68ade063471ec97a9e549.exe
2036	4dd2bad66af68ade063471ec97a9e549.exe
2036	4dd2bad66af68ade063471ec97a9e549.exe
2036	4dd2bad66af68ade063471ec97a9e549.exe
2036	4dd2bad66af68ade063471ec97a9e549.exe
2036	4dd2bad66af68ade063471ec97a9e549.exe
2036	4dd2bad66af68ade063471ec97a9e549.exe
320	WypGQ3fEmr.exe
1764	PcUtility.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
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 1 IoCs

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

flow	ioc
9	icanhazip.com

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

pid	pid_target	Process	procid_target
1548	1668	WerFault.exe	30

NSIS installer 6 IoCs

installer

resource	yara_rule
behavioral1/files/0x0004000000013102-77.dat	nsis_installer_1
behavioral1/files/0x0004000000013102-77.dat	nsis_installer_2
behavioral1/files/0x0004000000013102-79.dat	nsis_installer_1
behavioral1/files/0x0004000000013102-79.dat	nsis_installer_2
behavioral1/files/0x0004000000013102-83.dat	nsis_installer_1
behavioral1/files/0x0004000000013102-83.dat	nsis_installer_2

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

pid	Process
1220	schtasks.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1096	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\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	4dd2bad66af68ade063471ec97a9e549.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 040000000100000010000000410352dc0ff7501b16f0028eba6f45c50f00000001000000140000005bcaa1c2780f0bcb5a90770451d96f38963f012d0b000000010000001e000000440053005400200052006f006f0074002000430041002000580033000000090000000100000016000000301406082b0601050507030406082b06010505070301140000000100000014000000c4a7b1a47b2c71fadbe14b9075ffc415608589101d00000001000000100000004558d512eecb27464920897de7b66053030000000100000014000000dac9024f54d8f6df94935fb1732638ca6ad77c131900000001000000100000006cf252fec3e8f20996de5d4dd9aef42420000000010000004e0300003082034a30820232a003020102021044afb080d6a327ba893039862ef8406b300d06092a864886f70d0101050500303f31243022060355040a131b4469676974616c205369676e617475726520547275737420436f2e311730150603550403130e44535420526f6f74204341205833301e170d3030303933303231313231395a170d3231303933303134303131355a303f31243022060355040a131b4469676974616c205369676e617475726520547275737420436f2e311730150603550403130e44535420526f6f7420434120583330820122300d06092a864886f70d01010105000382010f003082010a0282010100dfafe99750088357b4cc6265f69082ecc7d32c6b30ca5becd9c37dc740c118148be0e83376492ae33f214993ac4e0eaf3e48cb65eefcd3210f65d22ad9328f8ce5f777b0127bb595c089a3a9baed732e7a0c063283a27e8a1430cd11a0e12a38b9790a31fd50bd8065dfb7516383c8e28861ea4b6181ec526bb9a2e24b1a289f48a39e0cda098e3e172e1edd20df5bc62a8aab2ebd70adc50b1a25907472c57b6aab34d63089ffe568137b540bc8d6aeec5a9c921e3d64b38cc6dfbfc94170ec1672d526ec38553943d0fcfd185c40f197ebd59a9b8d1dbada25b9c6d8dfc115023aabda6ef13e2ef55c089c3cd68369e4109b192ab62957e3e53d9b9ff0025d0203010001a3423040300f0603551d130101ff040530030101ff300e0603551d0f0101ff040403020106301d0603551d0e04160414c4a7b1a47b2c71fadbe14b9075ffc41560858910300d06092a864886f70d01010505000382010100a31a2c9b17005ca91eee2866373abf83c73f4bc309a095205de3d95944d23e0d3ebd8a4ba0741fce10829c741a1d7e981addcb134bb32044e491e9ccfc7da5db6ae5fee6fde04eddb7003ab57049aff2e5eb02f1d1028b19cb943a5e48c4181e58195f1e025af00cf1b1ada9dc59868b6ee991f586cafab96633aa595bcee2a7167347cb2bcc99b03748cfe3564bf5cf0f0c723287c6f044bb53726d43f526489a5267b758abfe67767178db0da256141339243185a2a8025a3047e1dd5007bc02099000eb6463609b16bc88c912e6d27d918bf93d328d65b4e97cb15776eac5b62839bf15651cc8f677966a0a8d770bd8910b048e07db29b60aee9d82353510	4dd2bad66af68ade063471ec97a9e549.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
1668	Ve2L5HFnRH.exe
1668	Ve2L5HFnRH.exe
1548	WerFault.exe
1548	WerFault.exe
1548	WerFault.exe
1548	WerFault.exe
1548	WerFault.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1668	Ve2L5HFnRH.exe
Token: SeDebugPrivilege	1548	WerFault.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 1668	2036	4dd2bad66af68ade063471ec97a9e549.exe	30
PID 2036 wrote to memory of 1668	2036	4dd2bad66af68ade063471ec97a9e549.exe	30
PID 2036 wrote to memory of 1668	2036	4dd2bad66af68ade063471ec97a9e549.exe	30
PID 2036 wrote to memory of 1668	2036	4dd2bad66af68ade063471ec97a9e549.exe	30
PID 2036 wrote to memory of 320	2036	4dd2bad66af68ade063471ec97a9e549.exe	31
PID 2036 wrote to memory of 320	2036	4dd2bad66af68ade063471ec97a9e549.exe	31
PID 2036 wrote to memory of 320	2036	4dd2bad66af68ade063471ec97a9e549.exe	31
PID 2036 wrote to memory of 320	2036	4dd2bad66af68ade063471ec97a9e549.exe	31
PID 2036 wrote to memory of 1520	2036	4dd2bad66af68ade063471ec97a9e549.exe	32
PID 2036 wrote to memory of 1520	2036	4dd2bad66af68ade063471ec97a9e549.exe	32
PID 2036 wrote to memory of 1520	2036	4dd2bad66af68ade063471ec97a9e549.exe	32
PID 2036 wrote to memory of 1520	2036	4dd2bad66af68ade063471ec97a9e549.exe	32
PID 1520 wrote to memory of 1096	1520	cmd.exe	34
PID 1520 wrote to memory of 1096	1520	cmd.exe	34
PID 1520 wrote to memory of 1096	1520	cmd.exe	34
PID 1520 wrote to memory of 1096	1520	cmd.exe	34
PID 320 wrote to memory of 1764	320	WypGQ3fEmr.exe	35
PID 320 wrote to memory of 1764	320	WypGQ3fEmr.exe	35
PID 320 wrote to memory of 1764	320	WypGQ3fEmr.exe	35
PID 320 wrote to memory of 1764	320	WypGQ3fEmr.exe	35
PID 1668 wrote to memory of 1548	1668	Ve2L5HFnRH.exe	37
PID 1668 wrote to memory of 1548	1668	Ve2L5HFnRH.exe	37
PID 1668 wrote to memory of 1548	1668	Ve2L5HFnRH.exe	37
PID 1764 wrote to memory of 1220	1764	PcUtility.exe	38
PID 1764 wrote to memory of 1220	1764	PcUtility.exe	38
PID 1764 wrote to memory of 1220	1764	PcUtility.exe	38
PID 1764 wrote to memory of 1220	1764	PcUtility.exe	38

C:\Users\Admin\AppData\Local\Temp\4dd2bad66af68ade063471ec97a9e549.exe
"C:\Users\Admin\AppData\Local\Temp\4dd2bad66af68ade063471ec97a9e549.exe"
1⤵
- Loads dropped DLL
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Users\Admin\AppData\Local\Temp\Ve2L5HFnRH.exe
  "C:\Users\Admin\AppData\Local\Temp\Ve2L5HFnRH.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1668
- - C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -u -p 1668 -s 1092
    3⤵
    - Program crash
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1548
- C:\Users\Admin\AppData\Local\Temp\WypGQ3fEmr.exe
  "C:\Users\Admin\AppData\Local\Temp\WypGQ3fEmr.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:320
- - C:\Users\Admin\AppData\Roaming\BorisEyrichSoft\Artweaver\PcUtility.exe
    C:\Users\Admin\AppData\Roaming\BorisEyrichSoft\Artweaver\PcUtility.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:1764
  - - C:\Windows\SysWOW64\schtasks.exe
      /C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\sqlcmd.exe"
      4⤵
      Creates scheduled task(s)
      PID:1220
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\4dd2bad66af68ade063471ec97a9e549.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1520
- - C:\Windows\SysWOW64\timeout.exe
    timeout /T 10 /NOBREAK
    3⤵
    - Delays execution with timeout.exe
    PID:1096

C:\Windows\system32\taskeng.exe
taskeng.exe {0E9456E6-E25F-4ACB-B40D-10E255247F73} S-1-5-21-2513283230-931923277-594887482-1000:MRBKYMNO\Admin:Interactive:[1]
1⤵
PID:2036

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

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

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Downloads

memory/1548-93-0x0000000000310000-0x0000000000311000-memory.dmp

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memory/1548-92-0x000007FEFC141000-0x000007FEFC143000-memory.dmp

Download

memory/1668-84-0x000000001AD00000-0x000000001AD02000-memory.dmp

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memory/1668-75-0x00000000000E0000-0x00000000000E1000-memory.dmp

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memory/2036-62-0x0000000000400000-0x000000000049F000-memory.dmp

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memory/2036-61-0x0000000000220000-0x00000000002B1000-memory.dmp

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memory/2036-60-0x0000000076281000-0x0000000076283000-memory.dmp

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