satancryptor | 195688fdc5454fb7f6ba8188015e395bfe86876a9c0e28b818944ee264f0e77c

Resubmissions

21-08-2024 19:30

240821-x76q3sweqg 10

21-08-2024 17:42

240821-v92h2avgpj 10

12-06-2024 16:01

240612-tgps4a1bqh 10

Analysis

max time kernel
1563s
max time network
1564s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
21-08-2024 17:42

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General

Target

Mydoom Ransomwares/dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
Size

1.8MB
MD5

057aad993a3ef50f6b3ca2db37cb928a
SHA1

a57592be641738c86c85308ef68148181249bc0b
SHA256

dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876
SHA512

87c89027d60f80e99c526584fa093620b3f099151170362424ad78f5e4d7184bd9f2d627ec8463ca202127835f435dd4f85bf2b0d9351593c688855f0bbaffbb
SSDEEP

49152:BY/3BNLViG5jQWArXncSxhBfV7xLE1t+XgWJz5qtAj6R:BwgG5MWMX7h8+Uw

Score

10^/10

satancryptor zebrocy backdoor credential_access defense_evasion discovery ransomware spyware stealer trojan upx

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\# SATAN CRYPTOR #.hta

Ransom Note

<html> <head> <title>SATAN CRYPTOR</title> <HTA:APPLICATION ID="" APPLICATIONNAME="" BORDER="DIALOG" MAXIMIZEBUTTON="NO" SCROLLFLAT="YES" CAPTION="YES" SELECTION="NO" INNERBORDER="NO" ICON="" SCROLL="NO" SHOWINTASKBAR="YES" SINGLEINSTANCE="YES" SYSMENU="YES" WINDOWSTATE="NORMAL" /> </head> <script language=javascript> var winWidth = 800; var winHeight = 600; window.resizeTo(winWidth, winHeight); window.moveTo(screen.width/2-winWidth/2, screen.height/2-winHeight/2); </script> <body bgcolor=buttonface text=buttontext style="font: 10pt 'Tahoma'"> <div style="font-weight:bold; font:16pt; text-align: center" id="Tittle">Attention!</div> <br> <div style="padding:15px" id="SubTittle"> Your documents, photos, databases and other important files have been encrypted cryptographically strong, without the cipher key recovery is impossible! <br> <br> To decrypt your files you need to buy the special software - <strong>SATAN DECRYPTOR</strong> and your <strong>Private Decryption Key</strong>. <br> <br> Using another tools could corrupt your files, in case of using third party software we dont give guarantees that full recovery is possible so use it on your own risk. <br> <br> If you want to restore files, write us to the our e-mail: <strong>[email protected]</strong> <br> <br> Please write your <strong>Personal Identification Code</strong> in body of your message. <br> <br> Also attach to email 3 encrypted files for free decryption test. (each file have to be less than 1 MB size and not have valuable content) <br> <br> It is in your interest to respond as soon as possible to ensure the restoration of your files! <br> <br> Your <strong>Personal Identification Code</strong>: </div> <center> <textarea style="overflow:auto; font:10pt 'Tahoma'" name="TextArea" rows=10 cols=120 readonly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textarea> </center> </body>

Emails

<strong>[email protected]</strong>

Extracted

Family

zebrocy

Windows XP Professional x64 Edition

Signatures

SatanCryptor
Golang ransomware first seen in early 2020.
ransomware satancryptor
Zebrocy
Zebrocy is a backdoor created by Sofacy threat group and has multiple variants developed in different languages.
trojan backdoor zebrocy

Zebrocy Go Variant 6 IoCs

resource	yara_rule
behavioral28/memory/2052-3345-0x0000000000400000-0x00000000008D5000-memory.dmp	Zebrocy
behavioral28/memory/2052-3346-0x0000000000400000-0x00000000008D5000-memory.dmp	Zebrocy
behavioral28/memory/2052-3347-0x0000000000400000-0x00000000008D5000-memory.dmp	Zebrocy
behavioral28/memory/2052-3351-0x0000000000400000-0x00000000008D5000-memory.dmp	Zebrocy
behavioral28/memory/2052-3352-0x0000000000400000-0x00000000008D5000-memory.dmp	Zebrocy
behavioral28/memory/2052-3354-0x0000000000400000-0x00000000008D5000-memory.dmp	Zebrocy

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Credentials from Password Stores: Windows Credential Manager 1 TTPs
Suspicious access to Credentials History.
credential_access stealer

Windows Credential Manager
T1555.004
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
T1552.001

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral28/memory/2052-0-0x0000000000400000-0x00000000008D5000-memory.dmp	upx
behavioral28/memory/2052-3345-0x0000000000400000-0x00000000008D5000-memory.dmp	upx
behavioral28/memory/2052-3346-0x0000000000400000-0x00000000008D5000-memory.dmp	upx
behavioral28/memory/2052-3347-0x0000000000400000-0x00000000008D5000-memory.dmp	upx
behavioral28/memory/2052-3351-0x0000000000400000-0x00000000008D5000-memory.dmp	upx
behavioral28/memory/2052-3352-0x0000000000400000-0x00000000008D5000-memory.dmp	upx
behavioral28/memory/2052-3354-0x0000000000400000-0x00000000008D5000-memory.dmp	upx

Drops desktop.ini file(s) 34 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Public\Downloads\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\Desktop\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\Favorites\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\Pictures\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Public\Pictures\Sample Pictures\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\Music\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Public\Libraries\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Feeds Cache\GGQPDAP3\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\Favorites\Links\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\Favorites\Links for United States\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\Searches\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Default\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Public\Desktop\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Public\Pictures\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Public\Videos\Sample Videos\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Public\Documents\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Public\Music\Sample Music\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Public\Recorded TV\Sample Media\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Public\Recorded TV\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\Contacts\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\Downloads\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\Links\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\Videos\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Feeds Cache\ALUNAOYI\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Feeds Cache\WO2S841R\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\Documents\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\Saved Games\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Public\Videos\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Feeds Cache\488LG1SI\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Feeds Cache\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Public\Music\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
File opened for modification	C:\Users\Public\desktop.ini	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

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
6	extreme-ip-lookup.com

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

GoLang User-Agent 1 IoCs

Uses default user-agent string defined by GoLang HTTP packages.

description	flow	ioc
HTTP User-Agent header	7	Go-http-client/1.1

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2052 wrote to memory of 1060	2052	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe	28
PID 2052 wrote to memory of 1060	2052	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe	28
PID 2052 wrote to memory of 1060	2052	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe	28
PID 2052 wrote to memory of 1060	2052	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe	28
PID 2052 wrote to memory of 2668	2052	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe	33
PID 2052 wrote to memory of 2668	2052	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe	33
PID 2052 wrote to memory of 2668	2052	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe	33
PID 2052 wrote to memory of 2668	2052	dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe	33

C:\Users\Admin\AppData\Local\Temp\Mydoom Ransomwares\dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
"C:\Users\Admin\AppData\Local\Temp\Mydoom Ransomwares\dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe"
1⤵
- Drops desktop.ini file(s)
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2052
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ver
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1060
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /C del C:\Users\Admin\AppData\Local\Temp\Mydoom Ransomwares\dd286a4d79d0f4c2b906073c7f46680252ca09c1c39b0dc12c92097c56662876.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2668

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Windows Credential Manager

T1555.004

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\# SATAN CRYPTOR #.hta

Filesize
4KB

MD5
2c7364a30fb6adb6d376fda33d9037fb

SHA1
c60b91a08180b15475aade590e000f57d6b7a0b1

SHA256
f76c24db909fa80526e3bcb99d837f67079d38c98d92c62ad1b5000026afac48

SHA512
81fbb8010a1d09d5e6695ee72aedfb048dd1ed33ad1f660369030f71cb64e929cdf835ade4e7153d8e430cf2d6a8f37d84cf7ce6bf457940992c39a88a7c17c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab9B57.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
memory/2052-0-0x0000000000400000-0x00000000008D5000-memory.dmp

Filesize
4.8MB

Download
memory/2052-3345-0x0000000000400000-0x00000000008D5000-memory.dmp

Filesize
4.8MB

Download
memory/2052-3346-0x0000000000400000-0x00000000008D5000-memory.dmp

Filesize
4.8MB

Download
memory/2052-3347-0x0000000000400000-0x00000000008D5000-memory.dmp

Filesize
4.8MB

Download
memory/2052-3351-0x0000000000400000-0x00000000008D5000-memory.dmp

Filesize
4.8MB

Download
memory/2052-3352-0x0000000000400000-0x00000000008D5000-memory.dmp

Filesize
4.8MB

Download
memory/2052-3354-0x0000000000400000-0x00000000008D5000-memory.dmp

Filesize
4.8MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads