cryptbot | f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a

Analysis

max time kernel
140s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-10-2024 14:16

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General

Target

f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe
Size

9.7MB
MD5

716ffa7e2ab8e4bfe383c80904f76d91
SHA1

5bf25f73bd33d43555da18f200f0ef338b72170a
SHA256

f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a
SHA512

c1c557fae4c49c12af1298644a5fc4e9db2f4bbe05080c26f67adfe8a88d54373c56d2b79ba9a2de31108f314833d3001458446e7ef5f1915780b1390631a7f9
SSDEEP

196608:plV3EW4TmMdfGxSd8LZ94pgV12JiPgFE96gGzJPihnWW:R3ELTmuaSd8LZ94ZJioFE9bGBiRb

Score

10^/10

cryptbot discovery spyware stealer

Malware Config

Signatures

CryptBot
CryptBot is a C++ stealer distributed widely in bundle with other software.
spyware stealer cryptbot

Detects CryptBot payload 1 IoCs

CryptBot is a C++ stealer distributed widely in bundle with other software.

spyware stealer

resource	yara_rule
behavioral1/memory/1812-37-0x0000000069CC0000-0x000000006A377000-memory.dmp	family_cryptbot_v3

Executes dropped EXE 5 IoCs

pid	Process
1944	VC_redist.x64.exe
1812	VC_redist.x86.exe
2616	service123.exe
1464	service123.exe
2172	service123.exe

Loads dropped DLL 13 IoCs

pid	Process
2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe
2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe
2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe
2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe
2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe
2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe
2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe
2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe
1812	VC_redist.x86.exe
1812	VC_redist.x86.exe
2616	service123.exe
1464	service123.exe
2172	service123.exe

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003
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
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 4 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	VC_redist.x64.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	VC_redist.x86.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	VC_redist.x86.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	VC_redist.x86.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
2740	schtasks.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 1944	2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe	30
PID 2512 wrote to memory of 1944	2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe	30
PID 2512 wrote to memory of 1944	2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe	30
PID 2512 wrote to memory of 1944	2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe	30
PID 2512 wrote to memory of 1944	2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe	30
PID 2512 wrote to memory of 1944	2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe	30
PID 2512 wrote to memory of 1944	2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe	30
PID 2512 wrote to memory of 1812	2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe	31
PID 2512 wrote to memory of 1812	2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe	31
PID 2512 wrote to memory of 1812	2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe	31
PID 2512 wrote to memory of 1812	2512	f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe	31
PID 1812 wrote to memory of 2616	1812	VC_redist.x86.exe	33
PID 1812 wrote to memory of 2616	1812	VC_redist.x86.exe	33
PID 1812 wrote to memory of 2616	1812	VC_redist.x86.exe	33
PID 1812 wrote to memory of 2616	1812	VC_redist.x86.exe	33
PID 1812 wrote to memory of 2740	1812	VC_redist.x86.exe	34
PID 1812 wrote to memory of 2740	1812	VC_redist.x86.exe	34
PID 1812 wrote to memory of 2740	1812	VC_redist.x86.exe	34
PID 1812 wrote to memory of 2740	1812	VC_redist.x86.exe	34
PID 1092 wrote to memory of 1464	1092	taskeng.exe	37
PID 1092 wrote to memory of 1464	1092	taskeng.exe	37
PID 1092 wrote to memory of 1464	1092	taskeng.exe	37
PID 1092 wrote to memory of 1464	1092	taskeng.exe	37
PID 1092 wrote to memory of 2172	1092	taskeng.exe	38
PID 1092 wrote to memory of 2172	1092	taskeng.exe	38
PID 1092 wrote to memory of 2172	1092	taskeng.exe	38
PID 1092 wrote to memory of 2172	1092	taskeng.exe	38

C:\Users\Admin\AppData\Local\Temp\f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe
"C:\Users\Admin\AppData\Local\Temp\f147eab77e47eaf9918459999736497adfb050debc66f6aad6df371418acb27a.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2512
- C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x64.exe
  "C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x64.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1944
- C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x86.exe
  "C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x86.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious use of WriteProcessMemory
  PID:1812
- - C:\Users\Admin\AppData\Local\Temp\service123.exe
    "C:\Users\Admin\AppData\Local\Temp\service123.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:2616
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2740

C:\Windows\system32\taskeng.exe
taskeng.exe {CDDD9572-3444-414A-8CB0-E289D57F6E14} S-1-5-21-2872745919-2748461613-2989606286-1000:CCJBVTGQ\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1092
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1464
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2172

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

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:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x64.exe

Filesize
25.8MB

MD5
1f65158f40309a29deb2ce69ee7721c9

SHA1
02eea9bf4b759c394562b0489bd3690931be7f39

SHA256
5e8b81dbcbb004a2d5de8adb3d781fde6d90b488a8fb4854f5131cde89e949dc

SHA512
8f4ee5b643e0d751e4aca3511d4c080941fe0a2c0cad6da91c41ecb5231cce69e796c172080bdc4c30220681510fcceab048662a995d1a37fdd087090e403fd2

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x86.exe

Filesize
7.3MB

MD5
1db6fa87cecb24c09d0e62f6d3e408ce

SHA1
7b4e6b91f381150e284f1651067e8cf4744d3ef1

SHA256
00591b3b479fcccfb2796ae513e98a7c0bcbaef9842e40342b163cc2118a17d3

SHA512
95fb95d641e8c22f91882f940fcbbca69e77dd8217f5cb06d7d757766a6308d9d76cd851052a67b2323d1bd0cc094be61aec76308be735ac89b7dc7c477e9dfc

Download Submit
memory/1464-64-0x0000000000D20000-0x0000000000D32000-memory.dmp

Filesize
72KB

Download
memory/1812-37-0x0000000069CC0000-0x000000006A377000-memory.dmp

Filesize
6.7MB

Download
memory/1812-46-0x00000000011B0000-0x000000000190B000-memory.dmp

Filesize
7.4MB

Download
memory/1812-59-0x00000000011B0000-0x000000000190B000-memory.dmp

Filesize
7.4MB

Download
memory/2172-79-0x0000000000D20000-0x0000000000D32000-memory.dmp

Filesize
72KB

Download
memory/2616-65-0x0000000000D20000-0x0000000000D32000-memory.dmp

Filesize
72KB

Download
memory/2616-66-0x0000000073EB0000-0x0000000073FE4000-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads