cryptbot | 70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be

Analysis

max time kernel
292s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
14-10-2024 05:02

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General

Target

70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be.exe
Size

7.5MB
MD5

e071b6dd90f4c7a9d23632bfb9517925
SHA1

9ef06985e2f58c3cd0a64780819e7812d6ae849e
SHA256

70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be
SHA512

bd8b2c084b36f0b37f223aff83d0599affc0450ede1299efc37e5a9519cc9b26ecb209292865c06c7de29c4f3ffda070c56f956a7db7817427f2d2053b225baf
SSDEEP

49152:MidZxaEXACSbv61erWUn19OFne30Tt2SUprQRd8/NPpuevH3nUk0gdtCneP/4scQ:Mivx4i1ul1WUp8O

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/2168-0-0x0000000069CC0000-0x000000006A377000-memory.dmp	family_cryptbot_v3

Executes dropped EXE 6 IoCs

pid	Process
2988	service123.exe
2608	service123.exe
1804	service123.exe
2996	service123.exe
2524	service123.exe
2396	service123.exe

Loads dropped DLL 8 IoCs

pid	Process
2168	70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be.exe
2168	70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be.exe
2988	service123.exe
2608	service123.exe
1804	service123.exe
2996	service123.exe
2524	service123.exe
2396	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 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	70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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	70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be.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
2792	schtasks.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 2988	2168	70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be.exe	31
PID 2168 wrote to memory of 2988	2168	70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be.exe	31
PID 2168 wrote to memory of 2988	2168	70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be.exe	31
PID 2168 wrote to memory of 2988	2168	70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be.exe	31
PID 2168 wrote to memory of 2792	2168	70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be.exe	32
PID 2168 wrote to memory of 2792	2168	70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be.exe	32
PID 2168 wrote to memory of 2792	2168	70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be.exe	32
PID 2168 wrote to memory of 2792	2168	70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be.exe	32
PID 2740 wrote to memory of 2608	2740	taskeng.exe	35
PID 2740 wrote to memory of 2608	2740	taskeng.exe	35
PID 2740 wrote to memory of 2608	2740	taskeng.exe	35
PID 2740 wrote to memory of 2608	2740	taskeng.exe	35
PID 2740 wrote to memory of 1804	2740	taskeng.exe	36
PID 2740 wrote to memory of 1804	2740	taskeng.exe	36
PID 2740 wrote to memory of 1804	2740	taskeng.exe	36
PID 2740 wrote to memory of 1804	2740	taskeng.exe	36
PID 2740 wrote to memory of 2996	2740	taskeng.exe	37
PID 2740 wrote to memory of 2996	2740	taskeng.exe	37
PID 2740 wrote to memory of 2996	2740	taskeng.exe	37
PID 2740 wrote to memory of 2996	2740	taskeng.exe	37
PID 2740 wrote to memory of 2524	2740	taskeng.exe	38
PID 2740 wrote to memory of 2524	2740	taskeng.exe	38
PID 2740 wrote to memory of 2524	2740	taskeng.exe	38
PID 2740 wrote to memory of 2524	2740	taskeng.exe	38
PID 2740 wrote to memory of 2396	2740	taskeng.exe	39
PID 2740 wrote to memory of 2396	2740	taskeng.exe	39
PID 2740 wrote to memory of 2396	2740	taskeng.exe	39
PID 2740 wrote to memory of 2396	2740	taskeng.exe	39

C:\Users\Admin\AppData\Local\Temp\70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be.exe
"C:\Users\Admin\AppData\Local\Temp\70f887fea5277999b9f7c5b725a2601ea42f53c3de6f218867509057021d58be.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:2168
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  "C:\Users\Admin\AppData\Local\Temp\service123.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2988
- 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
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2792

C:\Windows\system32\taskeng.exe
taskeng.exe {DB39FF5C-3ABF-4429-AF53-54450932276B} S-1-5-21-3290804112-2823094203-3137964600-1000:VORHPBAB\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2608
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1804
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2996
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2524
- C:\Users\Admin\AppData\Local\Temp\service123.exe
  C:\Users\Admin\AppData\Local\Temp\/service123.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2396

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

memory/1804-43-0x0000000000B30000-0x0000000000B42000-memory.dmp

Filesize
72KB

Download
memory/2168-0-0x0000000069CC0000-0x000000006A377000-memory.dmp

Filesize
6.7MB

Download
memory/2168-9-0x0000000000A90000-0x0000000001215000-memory.dmp

Filesize
7.5MB

Download
memory/2168-23-0x0000000000A90000-0x0000000001215000-memory.dmp

Filesize
7.5MB

Download
memory/2524-73-0x0000000000B30000-0x0000000000B42000-memory.dmp

Filesize
72KB

Download
memory/2608-28-0x0000000000B30000-0x0000000000B42000-memory.dmp

Filesize
72KB

Download
memory/2988-29-0x0000000000B30000-0x0000000000B42000-memory.dmp

Filesize
72KB

Download
memory/2988-30-0x0000000074680000-0x00000000747B4000-memory.dmp

Filesize
1.2MB

Download
memory/2996-58-0x0000000000B30000-0x0000000000B42000-memory.dmp

Filesize
72KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads