saintbot | eadc8b44e46603f78b5f84ad3ea350b71c5c32f0daf0f1d9cd978de2c7a76b78

Analysis

max time kernel
13s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22/12/2024, 02:50

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General

Target

9361a5a13c26bdba1ce006356706339272465f4fa25c75a008f0041b9b647b90.exe
Size

4.0MB
MD5

539273d402029467299ebfd32f365b53
SHA1

7b208fa71b1dbfa17378eabde614c0ed6c8e2fc3
SHA256

9361a5a13c26bdba1ce006356706339272465f4fa25c75a008f0041b9b647b90
SHA512

d539c2e40a7635a54999fc885b26bc7730da391a2f0991dddf8c63a75600298eaf068363f67bcfb3df0a10c37a5f8fbf077c4bdcd90af68dcc7e3d7e1c30443a
SSDEEP

98304:qhxc++JLGaI8ojO9uHZRQ4Kg/rp0WwJYxLa4iv:03G6Ooi9u+gjy+x2jv

Score

10^/10

saintbot defense_evasion discovery dropper persistence upx

Malware Config

Signatures

SaintBot
Saint Bot is a malware dropper being used to deliver secondary payloads such as information stealers.
dropper saintbot

SaintBot payload 1 IoCs

resource	yara_rule
behavioral1/memory/1940-55-0x0000000000080000-0x000000000008B000-memory.dmp	family_saintbot

Saintbot family
saintbot

Drops startup file 3 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows Defender.lnk	9361a5a13c26bdba1ce006356706339272465f4fa25c75a008f0041b9b647b90.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Google Chrome.exe	watchdog.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Google Chrome.exe	Google Chrome.exe

Executes dropped EXE 4 IoCs

pid	Process
3000	watchdog.exe
2904	Google Chrome.exe
2712	Defender.exe
980	Defender.exe

Loads dropped DLL 7 IoCs

pid	Process
3016	9361a5a13c26bdba1ce006356706339272465f4fa25c75a008f0041b9b647b90.exe
3016	9361a5a13c26bdba1ce006356706339272465f4fa25c75a008f0041b9b647b90.exe
3016	9361a5a13c26bdba1ce006356706339272465f4fa25c75a008f0041b9b647b90.exe
3000	watchdog.exe
2904	Google Chrome.exe
2168	cmd.exe
1940	dfrgui.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Users\\Admin\\AppData\\Local\\zzAdmin\\Admin.vbs"	dfrgui.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
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

Maps connected drives based on registry 3 TTPs 6 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	Google Chrome.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	Google Chrome.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	dfrgui.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	dfrgui.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	watchdog.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	watchdog.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\dfrgui.exe	dfrgui.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0008000000016d70-46.dat	upx
behavioral1/memory/2712-50-0x000000013FCC0000-0x0000000141AE0000-memory.dmp	upx
behavioral1/memory/980-56-0x000000013F530000-0x0000000141350000-memory.dmp	upx

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 10 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	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dfrgui.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9361a5a13c26bdba1ce006356706339272465f4fa25c75a008f0041b9b647b90.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	watchdog.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Google Chrome.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1788	PING.EXE

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	dfrgui.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dfrgui.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1788	PING.EXE

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2088	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2904	Google Chrome.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 2972	3016	9361a5a13c26bdba1ce006356706339272465f4fa25c75a008f0041b9b647b90.exe	29
PID 3016 wrote to memory of 2972	3016	9361a5a13c26bdba1ce006356706339272465f4fa25c75a008f0041b9b647b90.exe	29
PID 3016 wrote to memory of 2972	3016	9361a5a13c26bdba1ce006356706339272465f4fa25c75a008f0041b9b647b90.exe	29
PID 3016 wrote to memory of 2972	3016	9361a5a13c26bdba1ce006356706339272465f4fa25c75a008f0041b9b647b90.exe	29
PID 3016 wrote to memory of 3000	3016	9361a5a13c26bdba1ce006356706339272465f4fa25c75a008f0041b9b647b90.exe	30
PID 3016 wrote to memory of 3000	3016	9361a5a13c26bdba1ce006356706339272465f4fa25c75a008f0041b9b647b90.exe	30
PID 3016 wrote to memory of 3000	3016	9361a5a13c26bdba1ce006356706339272465f4fa25c75a008f0041b9b647b90.exe	30
PID 3016 wrote to memory of 3000	3016	9361a5a13c26bdba1ce006356706339272465f4fa25c75a008f0041b9b647b90.exe	30
PID 3000 wrote to memory of 2904	3000	watchdog.exe	31
PID 3000 wrote to memory of 2904	3000	watchdog.exe	31
PID 3000 wrote to memory of 2904	3000	watchdog.exe	31
PID 3000 wrote to memory of 2904	3000	watchdog.exe	31
PID 3000 wrote to memory of 2764	3000	watchdog.exe	32
PID 3000 wrote to memory of 2764	3000	watchdog.exe	32
PID 3000 wrote to memory of 2764	3000	watchdog.exe	32
PID 3000 wrote to memory of 2764	3000	watchdog.exe	32
PID 2972 wrote to memory of 2168	2972	WScript.exe	34
PID 2972 wrote to memory of 2168	2972	WScript.exe	34
PID 2972 wrote to memory of 2168	2972	WScript.exe	34
PID 2972 wrote to memory of 2168	2972	WScript.exe	34
PID 2764 wrote to memory of 1788	2764	cmd.exe	36
PID 2764 wrote to memory of 1788	2764	cmd.exe	36
PID 2764 wrote to memory of 1788	2764	cmd.exe	36
PID 2764 wrote to memory of 1788	2764	cmd.exe	36
PID 2904 wrote to memory of 1940	2904	Google Chrome.exe	37
PID 2904 wrote to memory of 1940	2904	Google Chrome.exe	37
PID 2904 wrote to memory of 1940	2904	Google Chrome.exe	37
PID 2904 wrote to memory of 1940	2904	Google Chrome.exe	37
PID 2168 wrote to memory of 2712	2168	cmd.exe	38
PID 2168 wrote to memory of 2712	2168	cmd.exe	38
PID 2168 wrote to memory of 2712	2168	cmd.exe	38
PID 2168 wrote to memory of 2712	2168	cmd.exe	38
PID 2904 wrote to memory of 1940	2904	Google Chrome.exe	37
PID 2764 wrote to memory of 2184	2764	cmd.exe	39
PID 2764 wrote to memory of 2184	2764	cmd.exe	39
PID 2764 wrote to memory of 2184	2764	cmd.exe	39
PID 2764 wrote to memory of 2184	2764	cmd.exe	39
PID 1940 wrote to memory of 2088	1940	dfrgui.exe	40
PID 1940 wrote to memory of 2088	1940	dfrgui.exe	40
PID 1940 wrote to memory of 2088	1940	dfrgui.exe	40
PID 1940 wrote to memory of 2088	1940	dfrgui.exe	40
PID 2168 wrote to memory of 980	2168	cmd.exe	42
PID 2168 wrote to memory of 980	2168	cmd.exe	42
PID 2168 wrote to memory of 980	2168	cmd.exe	42
PID 2168 wrote to memory of 980	2168	cmd.exe	42

C:\Users\Admin\AppData\Local\Temp\9361a5a13c26bdba1ce006356706339272465f4fa25c75a008f0041b9b647b90.exe
"C:\Users\Admin\AppData\Local\Temp\9361a5a13c26bdba1ce006356706339272465f4fa25c75a008f0041b9b647b90.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Admin\run.vbs"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2972
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c 5666.bat
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2168
  - - C:\Users\Admin\AppData\Local\Admin\Defender.exe
      Defender.exe
      4⤵
      Executes dropped EXE
      PID:2712
  - - C:\Users\Admin\AppData\Local\Admin\Defender.exe
      Defender.exe --algo ETHASH --pool eth.2miners.com:2020 --user 0xbFA6b56Ff31539269929C6913B7e68A45122847c.Worker
      4⤵
      Executes dropped EXE
      PID:980
- C:\Users\Admin\AppData\Local\Admin\watchdog.exe
  "C:\Users\Admin\AppData\Local\Admin\watchdog.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Loads dropped DLL
  - Maps connected drives based on registry
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3000
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Google Chrome.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Google Chrome.exe"
    3⤵
    - Drops startup file
    - Executes dropped EXE
    - Loads dropped DLL
    - Maps connected drives based on registry
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2904
  - - C:\Windows\SysWOW64\dfrgui.exe
      "C:\Windows\system32\dfrgui.exe"
      4⤵
      Loads dropped DLL
      Adds Run key to start application
      Maps connected drives based on registry
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Checks processor information in registry
      Suspicious use of WriteProcessMemory
      PID:1940
    - - C:\Windows\SysWOW64\schtasks.exe
        
        "C:\Windows\System32\schtasks.exe" /create /sc minute /mo 5 /tn "Update" /tr "%SYSTEMDRIVE%\Users\%USERNAME%\AppData\Local\zz%USERNAME%\%USERNAME%.vbs" /F
        5⤵
        System Location Discovery: System Language Discovery
        Scheduled Task/Job: Scheduled Task
        
        PID:2088
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Users\Admin\AppData\Roaming\del.bat
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2764
  - - C:\Windows\SysWOW64\PING.EXE
      ping localhost -n 3
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:1788
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c del "C:\Users\Admin\AppData\Roaming\del.bat"
      4⤵
      System Location Discovery: System Language Discovery
      PID:2184

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Admin\5666.bat

Filesize
490B

MD5
3d959857b0136a49f004516acc96a627

SHA1
60f7ec89669792026aeec876f664d62d19bdc269

SHA256
e3cf05b34d24ca28a56a04281d310b4212adc2a19aae43f668bff34debd60f04

SHA512
e3d11abd4bfe1f0fa635241c120d2c09966926673792e440a1721a3a88e08e48cfb4079c0f6037f1f275edf4d0dbd8d37266e0047674d882207b06e1dbaa805a

Download Submit
C:\Users\Admin\AppData\Local\Admin\run.vbs

Filesize
116B

MD5
1b068a0de7c2182577b08ccf6973d35d

SHA1
fcae2d3432c11c9139e1a5ac513667f1f00931ca

SHA256
3ab89fde92e31ee6818660f9c29acc2cf0d03799bb5c4f0641929bbd8eade2b4

SHA512
728b6b024e1f5b9df94de37d83b9423447888783e0bcd7528047ee1d922784deb30df9a232f87f0e95e4d47499544c7bd2368a2f35b144bfd385a203464d71f3

Download Submit
C:\Users\Admin\AppData\Local\Admin\watchdog.exe

Filesize
29KB

MD5
512292a064c1899e46b19b2f0c3ada9a

SHA1
fabb10754aceead1c7c0688b10484971ac020149

SHA256
c773acbb7e825f660f9e7c4c6c71b20e678b556e63e702a3f3286bd59c3f1b61

SHA512
16788ca1c710726ad98317b9e9c7da82bbbfe4d511a611f558418784d39fd789925691ea3caca79cb5ea38c81f2d1b3dd2003eb246063fa5cb5ac81e834f0f35

Download Submit
C:\Users\Admin\AppData\Local\zzAdmin\slideshow.mp4

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
C:\Users\Admin\AppData\Roaming\del.bat

Filesize
114B

MD5
ccf1f01af7806334814c7d2481b60e59

SHA1
126b1d3d067653d3936f82b15b060bce172c0258

SHA256
432e3e54e9c6f791ae439eb3af32bc350ffbae4ea42724a1875c13e49058e940

SHA512
d333c52d23ba1473117f5e83c13fc880055989df4fc3a9cb69b13d3e297160f048e9a9256289840d9039587dd08030798027204f66886e6ae83136512fff81b0

Download Submit
\Users\Admin\AppData\Local\Admin\Defender.exe

Filesize
3.7MB

MD5
3c9dcc91e05dc05a01fff739e40474d7

SHA1
4958788d0d3f4bdd7410669da6b8d66c642b0551

SHA256
6dd7b3d944595429136366b908fd18d3cac315c6f1453dd4cb5bcafa9e9a95a6

SHA512
f6fbe0bf4c71e6bda658d42b0bae94b51da6bf44ec813c070b7a74c7243f277ca0749b37dcd48a71e42295f7ade9f2384e6a69711cbb2dcbd732c0a4c7934d0f

Download Submit
memory/980-56-0x000000013F530000-0x0000000141350000-memory.dmp

Filesize
30.1MB

Download
memory/1940-55-0x0000000000080000-0x000000000008B000-memory.dmp

Filesize
44KB

Download
memory/2168-49-0x0000000002040000-0x0000000003E60000-memory.dmp

Filesize
30.1MB

Download
memory/2168-57-0x0000000002040000-0x0000000003E60000-memory.dmp

Filesize
30.1MB

Download
memory/2712-50-0x000000013FCC0000-0x0000000141AE0000-memory.dmp

Filesize
30.1MB

Download