saintbot | 82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
10-04-2024 12:17

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General

Target

82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe
Size

481KB
MD5

593ac1acb0452748340d6a5ccdb18f12
SHA1

2d2af604a8e4f0df9b36c047c8f9e9b0759327e9
SHA256

82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e
SHA512

627af0a78c4d5463b5899f1c75bdbbc5c8a08a29567a105f83e717b9b6e425946548fda6ae64381a5353904ee3351302fe93526ddceb89fbb020ddba670ca747
SSDEEP

12288:V4iZfaa9BoKBN2C8JgDkvFTr5/rpn9Nw+GmFR4Z3UY+07RSWqYqh+ylE5oehqCDT:23mhBsCEyWTr5/rpn9Nw+GmFR4Z3UY+k

Score

10^/10

saintbot zgrat dropper rat

Malware Config

Signatures

Detect ZGRat V2 1 IoCs

resource	yara_rule
behavioral1/memory/2956-11-0x0000000004AF0000-0x0000000004B64000-memory.dmp	family_zgrat_v2

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/1772-26-0x0000000000400000-0x000000000040B000-memory.dmp	family_saintbot

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\49436.exe	MSBuild.exe

Executes dropped EXE 1 IoCs

pid	Process
1620	49436.exe

Loads dropped DLL 1 IoCs

pid	Process
1772	MSBuild.exe

Maps connected drives based on registry 3 TTPs 2 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	MSBuild.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\start /b "" cmd /c del "%~f0"&exit /b	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2956 set thread context of 1772	2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe	35

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

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2524	timeout.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1040	PING.EXE

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3056	powershell.exe
2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe
2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3056	powershell.exe
Token: SeDebugPrivilege	2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 2956 wrote to memory of 3056	2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe	28
PID 2956 wrote to memory of 3056	2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe	28
PID 2956 wrote to memory of 3056	2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe	28
PID 2956 wrote to memory of 3056	2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe	28
PID 3056 wrote to memory of 2288	3056	powershell.exe	30
PID 3056 wrote to memory of 2288	3056	powershell.exe	30
PID 3056 wrote to memory of 2288	3056	powershell.exe	30
PID 3056 wrote to memory of 2288	3056	powershell.exe	30
PID 2288 wrote to memory of 2524	2288	cmd.exe	31
PID 2288 wrote to memory of 2524	2288	cmd.exe	31
PID 2288 wrote to memory of 2524	2288	cmd.exe	31
PID 2288 wrote to memory of 2524	2288	cmd.exe	31
PID 2956 wrote to memory of 1772	2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe	35
PID 2956 wrote to memory of 1772	2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe	35
PID 2956 wrote to memory of 1772	2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe	35
PID 2956 wrote to memory of 1772	2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe	35
PID 2956 wrote to memory of 1772	2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe	35
PID 2956 wrote to memory of 1772	2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe	35
PID 2956 wrote to memory of 1772	2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe	35
PID 2956 wrote to memory of 1772	2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe	35
PID 2956 wrote to memory of 1772	2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe	35
PID 2956 wrote to memory of 1772	2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe	35
PID 2956 wrote to memory of 1772	2956	82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe	35
PID 1772 wrote to memory of 1620	1772	MSBuild.exe	36
PID 1772 wrote to memory of 1620	1772	MSBuild.exe	36
PID 1772 wrote to memory of 1620	1772	MSBuild.exe	36
PID 1772 wrote to memory of 1620	1772	MSBuild.exe	36
PID 1772 wrote to memory of 892	1772	MSBuild.exe	37
PID 1772 wrote to memory of 892	1772	MSBuild.exe	37
PID 1772 wrote to memory of 892	1772	MSBuild.exe	37
PID 1772 wrote to memory of 892	1772	MSBuild.exe	37
PID 892 wrote to memory of 1040	892	cmd.exe	40
PID 892 wrote to memory of 1040	892	cmd.exe	40
PID 892 wrote to memory of 1040	892	cmd.exe	40
PID 892 wrote to memory of 1040	892	cmd.exe	40
PID 892 wrote to memory of 1084	892	cmd.exe	41
PID 892 wrote to memory of 1084	892	cmd.exe	41
PID 892 wrote to memory of 1084	892	cmd.exe	41
PID 892 wrote to memory of 1084	892	cmd.exe	41

C:\Users\Admin\AppData\Local\Temp\82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe
"C:\Users\Admin\AppData\Local\Temp\82d2779e90cbc9078aa70d7dc6957ff0d6d06c127701c820971c9c572ba3058e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2956
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc YwBtAGQAIAAvAGMAIAB0AGkAbQBlAG8AdQB0ACAAMgAwAA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3056
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout 20
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2288
  - - C:\Windows\SysWOW64\timeout.exe
      timeout 20
      4⤵
      Delays execution with timeout.exe
      PID:2524
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  2⤵
  - Drops startup file
  - Loads dropped DLL
  - Maps connected drives based on registry
  - Suspicious use of WriteProcessMemory
  PID:1772
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\49436.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\49436.exe"
    3⤵
    - Executes dropped EXE
    PID:1620
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Users\Admin\AppData\Roaming\del.bat
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:892
  - - C:\Windows\SysWOW64\PING.EXE
      ping localhost -n 3
      4⤵
      Runs ping.exe
      PID:1040
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c del "C:\Users\Admin\AppData\Roaming\del.bat"
      4⤵
      PID:1084

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
124B

MD5
df77611384b4fe4641d8b355086ba1bc

SHA1
5a2f90e6bbb19fdb73fe7bc19b2e1e42631b8313

SHA256
00cb72eb24f8e7b58ea2542ba055a446e59184d22038a001d39762eb225b58fd

SHA512
6c17d1f672b0418f71fba7e571b29c95013b24ae94efe04dc830dc322b7cd7af0ea925a2ca633969f640b7e28ee0d8f59c34d84789a59901ee8ead95ee3a4e99

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\49436.exe

Filesize
255KB

MD5
9af17c8393f0970ee5136bd3ffa27001

SHA1
4b285b72c1a11285a25f31f2597e090da6bbc049

SHA256
71d6a7a3fe5f8dc878cd5bdeca0e09177efb85c01e9a8a10a95262cabefaa019

SHA512
b90f7de7d5ce72dccb264c7ba609e173c529b9d99ed9a63f88632bc58b1a994bbb727365f519c73b979f8918bd6de3c39a9f0347eb3a4bccdce4b2772a6516a3

Download Submit
memory/1620-48-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download
memory/1620-46-0x00000000009E0000-0x0000000000A20000-memory.dmp

Filesize
256KB

Download
memory/1620-47-0x0000000074A80000-0x000000007516E000-memory.dmp

Filesize
6.9MB

Download
memory/1772-25-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1772-16-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1772-26-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1772-24-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1772-23-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1772-22-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1772-21-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1772-20-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1772-18-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2956-13-0x00000000020D0000-0x00000000020FE000-memory.dmp

Filesize
184KB

Download
memory/2956-0-0x0000000000C10000-0x0000000000C88000-memory.dmp

Filesize
480KB

Download
memory/2956-14-0x00000000046D0000-0x000000000471C000-memory.dmp

Filesize
304KB

Download
memory/2956-8-0x0000000074AD0000-0x00000000751BE000-memory.dmp

Filesize
6.9MB

Download
memory/2956-12-0x0000000004FC0000-0x0000000005000000-memory.dmp

Filesize
256KB

Download
memory/2956-11-0x0000000004AF0000-0x0000000004B64000-memory.dmp

Filesize
464KB

Download
memory/2956-1-0x0000000074AD0000-0x00000000751BE000-memory.dmp

Filesize
6.9MB

Download
memory/2956-15-0x0000000004FC0000-0x0000000005000000-memory.dmp

Filesize
256KB

Download
memory/2956-27-0x0000000074AD0000-0x00000000751BE000-memory.dmp

Filesize
6.9MB

Download
memory/3056-9-0x0000000071B70000-0x000000007211B000-memory.dmp

Filesize
5.7MB

Download
memory/3056-6-0x0000000071B70000-0x000000007211B000-memory.dmp

Filesize
5.7MB

Download
memory/3056-7-0x0000000001C50000-0x0000000001C90000-memory.dmp

Filesize
256KB

Download
memory/3056-5-0x0000000001C50000-0x0000000001C90000-memory.dmp

Filesize
256KB

Download
memory/3056-4-0x0000000071B70000-0x000000007211B000-memory.dmp

Filesize
5.7MB

Download
memory/3056-10-0x0000000071B70000-0x000000007211B000-memory.dmp

Filesize
5.7MB

Download