saintbot | 7984d01b7f0f39f4ff52e2c4f77f029fc78bb23e8cd33ce17d3e8dbaaea8eb96

Analysis

max time kernel
14s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
29/12/2024, 10:02

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General

Target

a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92.exe
Size

29KB
MD5

181877f7c81f642b449a7fe2639e55a4
SHA1

15957426128b959589df2d595ae22e20dc7b998d
SHA256

a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92
SHA512

486ecbca44af1f80eb3deb842174639d7dc5e20ef06837ae187e2506b4cf04342a19d989a5f64c999af10390ad051acfebdc35602f6e8e3a5524ade2f1f3ab4a
SSDEEP

768:0OgJwCmV38Upx0gQtLe4lntgsCL1eWyOKmCaIWRKqwlIl0RsOd1Hh7ow8JEW9fk0:0f5C3ZT0gQtndIM1B7oL

Score

10^/10

saintbot defense_evasion discovery dropper persistence

Malware Config

Signatures

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

SaintBot payload 2 IoCs

resource	yara_rule
behavioral1/memory/2724-22-0x0000000000080000-0x000000000008B000-memory.dmp	family_saintbot
behavioral1/memory/2724-23-0x0000000000080000-0x000000000008B000-memory.dmp	family_saintbot

Saintbot family
saintbot

Deletes itself 1 IoCs

pid	Process
2972	cmd.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Office PowerPoint MUI (English) 2010.exe	a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Office PowerPoint MUI (English) 2010.exe	Microsoft Office PowerPoint MUI (English) 2010.exe

Executes dropped EXE 1 IoCs

pid	Process
2436	Microsoft Office PowerPoint MUI (English) 2010.exe

Loads dropped DLL 3 IoCs

pid	Process
2220	a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92.exe
2436	Microsoft Office PowerPoint MUI (English) 2010.exe
2724	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	a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	Microsoft Office PowerPoint MUI (English) 2010.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	Microsoft Office PowerPoint MUI (English) 2010.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

Drops file in System32 directory 1 IoCs

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

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 7 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Microsoft Office PowerPoint MUI (English) 2010.exe
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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92.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
3020	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
3020	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
3000	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2436	Microsoft Office PowerPoint MUI (English) 2010.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 2436	2220	a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92.exe	29
PID 2220 wrote to memory of 2436	2220	a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92.exe	29
PID 2220 wrote to memory of 2436	2220	a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92.exe	29
PID 2220 wrote to memory of 2436	2220	a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92.exe	29
PID 2220 wrote to memory of 2972	2220	a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92.exe	30
PID 2220 wrote to memory of 2972	2220	a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92.exe	30
PID 2220 wrote to memory of 2972	2220	a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92.exe	30
PID 2220 wrote to memory of 2972	2220	a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92.exe	30
PID 2436 wrote to memory of 2724	2436	Microsoft Office PowerPoint MUI (English) 2010.exe	32
PID 2436 wrote to memory of 2724	2436	Microsoft Office PowerPoint MUI (English) 2010.exe	32
PID 2436 wrote to memory of 2724	2436	Microsoft Office PowerPoint MUI (English) 2010.exe	32
PID 2436 wrote to memory of 2724	2436	Microsoft Office PowerPoint MUI (English) 2010.exe	32
PID 2972 wrote to memory of 3020	2972	cmd.exe	33
PID 2972 wrote to memory of 3020	2972	cmd.exe	33
PID 2972 wrote to memory of 3020	2972	cmd.exe	33
PID 2972 wrote to memory of 3020	2972	cmd.exe	33
PID 2436 wrote to memory of 2724	2436	Microsoft Office PowerPoint MUI (English) 2010.exe	32
PID 2972 wrote to memory of 2620	2972	cmd.exe	34
PID 2972 wrote to memory of 2620	2972	cmd.exe	34
PID 2972 wrote to memory of 2620	2972	cmd.exe	34
PID 2972 wrote to memory of 2620	2972	cmd.exe	34
PID 2724 wrote to memory of 3000	2724	dfrgui.exe	35
PID 2724 wrote to memory of 3000	2724	dfrgui.exe	35
PID 2724 wrote to memory of 3000	2724	dfrgui.exe	35
PID 2724 wrote to memory of 3000	2724	dfrgui.exe	35

C:\Users\Admin\AppData\Local\Temp\a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92.exe
"C:\Users\Admin\AppData\Local\Temp\a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Maps connected drives based on registry
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Office PowerPoint MUI (English) 2010.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Office PowerPoint MUI (English) 2010.exe"
  2⤵
  - 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:2436
- - C:\Windows\SysWOW64\dfrgui.exe
    "C:\Windows\system32\dfrgui.exe"
    3⤵
    - 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:2724
  - - 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
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:3000
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Roaming\del.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2972
- - C:\Windows\SysWOW64\PING.EXE
    ping localhost -n 3
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:3020
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c del "C:\Users\Admin\AppData\Roaming\del.bat"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2620

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

Replay Monitor

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Downloads

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
169B

MD5
e442ee0524db4f2b7874c41948f3376f

SHA1
bae3d4bdab3f2c57f22c315abebbce9c1b38f51c

SHA256
dc60aaa32a2b9b54a51ecc087fc8d9869402d92bac91498f982722ba46ae104c

SHA512
5bfb0cee9459573032d87b4de7c925f163995a2052ddf0adecc3f796bf09745a3080eaa1ae3d128a89ff2f1d58f58eeca4804b8b0f301424af7bab26ae23ae26

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Office PowerPoint MUI (English) 2010.exe

Filesize
29KB

MD5
181877f7c81f642b449a7fe2639e55a4

SHA1
15957426128b959589df2d595ae22e20dc7b998d

SHA256
a383ea34fabbe16ef42b5d492f2ec61638419c76d504fe4aa39472485a312f92

SHA512
486ecbca44af1f80eb3deb842174639d7dc5e20ef06837ae187e2506b4cf04342a19d989a5f64c999af10390ad051acfebdc35602f6e8e3a5524ade2f1f3ab4a

Download Submit
memory/2724-20-0x0000000000080000-0x000000000008B000-memory.dmp

Filesize
44KB

Download
memory/2724-22-0x0000000000080000-0x000000000008B000-memory.dmp

Filesize
44KB

Download
memory/2724-23-0x0000000000080000-0x000000000008B000-memory.dmp

Filesize
44KB

Download