cryptbot | 72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0

Analysis

max time kernel
149s
max time network
140s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-01-2025 21:07

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General

Target

72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0.exe
Size

3.2MB
MD5

ef95037bc2bc262ebf19f6d0e32989aa
SHA1

3758acfc8f32db765d3bed155293c10e9f2d563c
SHA256

72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0
SHA512

da21c049dc5f7397c32e62b03e49c72933fe9ad16c90fb85d5dc12ad5b3e5ca08068096fb8d1befdbbfb92137cea1a852f6cdecac7ab77906d6a62b28e26631b
SSDEEP

49152:ZsvZqioD6MlKCXijBNt9BlXMJq7FSFG+85whW7QMt9XoayEIu3tyws:ZshoDVKCXidDDpRSFG+fhWM6CoIudBs

Score

10^/10

cryptbot discovery evasion execution spyware stealer

Malware Config

Extracted

Family

cryptbot

Signatures

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

Enumerates VirtualBox registry keys 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF	VC_redist.x86.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
8080	powershell.exe

Executes dropped EXE 3 IoCs

pid	Process
2044	VC_redist.x64.exe
848	VC_redist.x86.exe
2972	TypeId.exe

Loads dropped DLL 6 IoCs

pid	Process
2012	72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0.exe
2012	72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0.exe
2012	72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0.exe
2012	72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0.exe
2012	72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0.exe
608	taskeng.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

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2972 set thread context of 2800	2972	TypeId.exe	40

Embeds OpenSSL 1 IoCs

Embeds OpenSSL, may be used to circumvent TLS interception.

resource	yara_rule
behavioral1/files/0x0009000000019234-2633.dat	embeds_openssl

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 2 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	72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	VC_redist.x86.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
8080	powershell.exe
848	VC_redist.x86.exe
848	VC_redist.x86.exe
848	VC_redist.x86.exe
848	VC_redist.x86.exe
848	VC_redist.x86.exe
2972	TypeId.exe
2972	TypeId.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe
2800	AddInUtil.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2044	VC_redist.x64.exe
Token: SeDebugPrivilege	8080	powershell.exe
Token: SeDebugPrivilege	2972	TypeId.exe
Token: SeDebugPrivilege	2800	AddInUtil.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2012 wrote to memory of 2044	2012	72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0.exe	30
PID 2012 wrote to memory of 2044	2012	72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0.exe	30
PID 2012 wrote to memory of 2044	2012	72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0.exe	30
PID 2012 wrote to memory of 2044	2012	72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0.exe	30
PID 8048 wrote to memory of 8080	8048	taskeng.exe	35
PID 8048 wrote to memory of 8080	8048	taskeng.exe	35
PID 8048 wrote to memory of 8080	8048	taskeng.exe	35
PID 2012 wrote to memory of 848	2012	72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0.exe	37
PID 2012 wrote to memory of 848	2012	72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0.exe	37
PID 2012 wrote to memory of 848	2012	72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0.exe	37
PID 2012 wrote to memory of 848	2012	72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0.exe	37
PID 608 wrote to memory of 2972	608	taskeng.exe	39
PID 608 wrote to memory of 2972	608	taskeng.exe	39
PID 608 wrote to memory of 2972	608	taskeng.exe	39
PID 2972 wrote to memory of 2800	2972	TypeId.exe	40
PID 2972 wrote to memory of 2800	2972	TypeId.exe	40
PID 2972 wrote to memory of 2800	2972	TypeId.exe	40
PID 2972 wrote to memory of 2800	2972	TypeId.exe	40
PID 2972 wrote to memory of 2800	2972	TypeId.exe	40
PID 2972 wrote to memory of 2800	2972	TypeId.exe	40
PID 2972 wrote to memory of 2800	2972	TypeId.exe	40

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0.exe
"C:\Users\Admin\AppData\Local\Temp\72d7f2c25d9368c8e60be5aea600336106be8ed587176c2d9be66ae059a700d0.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2012
- 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
  - Suspicious use of AdjustPrivilegeToken
  PID:2044
- C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x86.exe
  "C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x86.exe"
  2⤵
  - Enumerates VirtualBox registry keys
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:848

C:\Windows\system32\taskeng.exe
taskeng.exe {200EADF8-9239-4631-BF3B-0974C73D7250} S-1-5-21-3533259084-2542256011-65585152-1000:XPAJOTIY\Admin:S4U:
1⤵
- Suspicious use of WriteProcessMemory
PID:8048
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -ExecutionPolicy Bypass -WindowStyle Hidden -NoProfile -enc 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
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:8080

C:\Windows\system32\taskeng.exe
taskeng.exe {9165EAF2-609F-4F04-B8F8-C20B30200024} S-1-5-21-3533259084-2542256011-65585152-1000:XPAJOTIY\Admin:Interactive:[1]
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:608
- C:\Users\Admin\AppData\Roaming\IsFixedSize\TypeId.exe
  C:\Users\Admin\AppData\Roaming\IsFixedSize\TypeId.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2972
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe
    C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
628KB

MD5
ad0b3e8f6319b7fd1ead16ffe7f5be6b

SHA1
02ff5714aa418cf9a17eb9c17c0f02753746eac4

SHA256
f585688233737a15a893b0c8fb66f75bea8478e0fed11a9c72a28dd7d048ccdc

SHA512
d62c2f4a40aeed7c433b842768065b0f39496ab58e205ac008fb583e9b0018f851258ec675c8bca8cb96ced95bd568820a4bb2e9ff06c70ba7fde7b96db8f72a

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

Filesize
7.7MB

MD5
f6b28de198800179a0cedaf80a94d2bf

SHA1
d4ebd56bf9f0d09763b0dc7d5744833ba0a07af3

SHA256
a93027840829eabd77e96b893e7afdabf832702fb9e95b056a45809e448fec2f

SHA512
1c8cb16058d19a4fdd323e5736a55e1aa8d41b3cd6af0012c764b67dcb9af2a2527ec9b8a08cefc2749cba93e6ffd7bc967497b431e02dc3ba822e42e2fd929a

Download Submit
memory/2044-39-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-61-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-13-0x000007FEF56B0000-0x000007FEF609C000-memory.dmp

Filesize
9.9MB

Download
memory/2044-14-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-17-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-77-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-75-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-73-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-71-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-67-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-65-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-63-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-59-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-57-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-55-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-53-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-51-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-49-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-47-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-45-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-43-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-41-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-11-0x0000000000920000-0x00000000009C2000-memory.dmp

Filesize
648KB

Download
memory/2044-10-0x000007FEF56B3000-0x000007FEF56B4000-memory.dmp

Filesize
4KB

Download
memory/2044-27-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-33-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-31-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-35-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-25-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-23-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-21-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-19-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-15-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-69-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-12-0x000000001BE80000-0x000000001BF78000-memory.dmp

Filesize
992KB

Download
memory/2044-29-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-2619-0x0000000002460000-0x00000000024AC000-memory.dmp

Filesize
304KB

Download
memory/2044-2618-0x0000000000AD0000-0x0000000000B26000-memory.dmp

Filesize
344KB

Download
memory/2044-2620-0x00000000024B0000-0x0000000002504000-memory.dmp

Filesize
336KB

Download
memory/2044-2631-0x000007FEF56B0000-0x000007FEF609C000-memory.dmp

Filesize
9.9MB

Download
memory/2044-2626-0x000007FEF56B3000-0x000007FEF56B4000-memory.dmp

Filesize
4KB

Download
memory/2044-37-0x000000001BE80000-0x000000001BF74000-memory.dmp

Filesize
976KB

Download
memory/2044-2628-0x000007FEF56B0000-0x000007FEF609C000-memory.dmp

Filesize
9.9MB

Download
memory/2800-5265-0x0000000000400000-0x00000000004A2000-memory.dmp

Filesize
648KB

Download
memory/2972-2651-0x0000000000960000-0x0000000000A02000-memory.dmp

Filesize
648KB

Download
memory/8080-2625-0x000000001A1C0000-0x000000001A4A2000-memory.dmp

Filesize
2.9MB

Download
memory/8080-2627-0x0000000000D80000-0x0000000000D88000-memory.dmp

Filesize
32KB

Download