cryptbot | 869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7

Analysis

max time kernel
153s
max time network
168s
platform
windows7_x64
resource
win7-20220414-en
submitted
24-06-2022 22:54

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General

Target

869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe
Size

8.4MB
MD5

49b3b8bd7e48d8810bd487485d4f0d0f
SHA1

02ab9044729cb319e1ef54bbb148ced5975315af
SHA256

869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7
SHA512

5784bbc2faa1150f01f0ed0f07361ad1d9dd84e2a551f1ca78ce3835fc2c9fd77e9f0bea69cdb74c380efef6d4de2b3dba47893b1a968febf55bf78a53085ca3

Score

10^/10

cryptbot discovery evasion spyware stealer themida trojan

Malware Config

Signatures

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

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe1_protected.exe2_protected.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	1_protected.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	2_protected.exe

Executes dropped EXE 2 IoCs

Processes:

1_protected.exe2_protected.exe

pid process

1112 1_protected.exe
2028 2_protected.exe

pid	process
1112	1_protected.exe
2028	2_protected.exe

Checks BIOS information in registry 2 TTPs 6 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

1_protected.exe2_protected.exe869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1_protected.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	2_protected.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	2_protected.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	1_protected.exe

Loads dropped DLL 2 IoCs

Processes:

869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe

pid	process
1796	869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe
1796	869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Themida packer 21 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/1796-55-0x0000000000400000-0x00000000010EA000-memory.dmp	themida
behavioral1/memory/1796-57-0x0000000000400000-0x00000000010EA000-memory.dmp	themida
behavioral1/memory/1796-59-0x0000000000400000-0x00000000010EA000-memory.dmp	themida
behavioral1/memory/1796-60-0x0000000000400000-0x00000000010EA000-memory.dmp	themida
\ProgramData\Dcs\1_protected.exe	themida
C:\ProgramData\Dcs\1_protected.exe	themida
behavioral1/memory/1112-66-0x0000000000400000-0x0000000000AED000-memory.dmp	themida
behavioral1/memory/1112-67-0x0000000000400000-0x0000000000AED000-memory.dmp	themida
behavioral1/memory/1112-68-0x0000000000400000-0x0000000000AED000-memory.dmp	themida
behavioral1/memory/1112-70-0x0000000000400000-0x0000000000AED000-memory.dmp	themida
\ProgramData\Dcs\2_protected.exe	themida
C:\ProgramData\Dcs\2_protected.exe	themida
behavioral1/memory/2028-75-0x0000000000E00000-0x000000000150A000-memory.dmp	themida
behavioral1/memory/2028-79-0x0000000000E00000-0x000000000150A000-memory.dmp	themida
behavioral1/memory/2028-78-0x0000000000E00000-0x000000000150A000-memory.dmp	themida
behavioral1/memory/2028-81-0x0000000000E00000-0x000000000150A000-memory.dmp	themida
behavioral1/memory/2028-82-0x0000000000E00000-0x000000000150A000-memory.dmp	themida
behavioral1/memory/2028-84-0x0000000000E00000-0x000000000150A000-memory.dmp	themida
behavioral1/memory/2028-83-0x0000000000E00000-0x000000000150A000-memory.dmp	themida
behavioral1/memory/1112-95-0x0000000000400000-0x0000000000AED000-memory.dmp	themida
behavioral1/memory/2028-101-0x0000000000E00000-0x000000000150A000-memory.dmp	themida

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
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

Checks whether UAC is enabled 1 TTPs 3 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe1_protected.exe2_protected.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	1_protected.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	2_protected.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

13 ip-api.com
Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

Processes:

869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe1_protected.exe2_protected.exe

pid process

1796 869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe
1112 1_protected.exe
2028 2_protected.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

flow	ioc
13	ip-api.com

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

1_protected.exe2_protected.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	1_protected.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	2_protected.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2_protected.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	1_protected.exe

Suspicious use of FindShellTrayWindow 13 IoCs

Processes:

2_protected.exe1_protected.exe

pid	process
2028	2_protected.exe
2028	2_protected.exe
2028	2_protected.exe
2028	2_protected.exe
2028	2_protected.exe
1112	1_protected.exe
2028	2_protected.exe
2028	2_protected.exe
2028	2_protected.exe
2028	2_protected.exe
2028	2_protected.exe
2028	2_protected.exe
2028	2_protected.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe

description	pid	process	target process
PID 1796 wrote to memory of 1112	1796	869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe	1_protected.exe
PID 1796 wrote to memory of 1112	1796	869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe	1_protected.exe
PID 1796 wrote to memory of 1112	1796	869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe	1_protected.exe
PID 1796 wrote to memory of 1112	1796	869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe	1_protected.exe
PID 1796 wrote to memory of 2028	1796	869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe	2_protected.exe
PID 1796 wrote to memory of 2028	1796	869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe	2_protected.exe
PID 1796 wrote to memory of 2028	1796	869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe	2_protected.exe
PID 1796 wrote to memory of 2028	1796	869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe	2_protected.exe

C:\Users\Admin\AppData\Local\Temp\869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe
"C:\Users\Admin\AppData\Local\Temp\869ac51c41c295b3d6dce7580280c8c352fa12c62821edf7bb60df3a27bc35e7.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1796

C:\ProgramData\Dcs\1_protected.exe
C:\ProgramData\Dcs\1_protected.exe
2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious use of FindShellTrayWindow
PID:1112

C:\ProgramData\Dcs\2_protected.exe
C:\ProgramData\Dcs\2_protected.exe
2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious use of FindShellTrayWindow
PID:2028

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Web Service

T1102

Impact

Replay Monitor

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Downloads

C:\ProgramData\Dcs\1_protected.exe
Filesize
2.7MB

MD5
d585ed8a8c75d24dabdc9719188fb071

SHA1
6fb6b33fe93c6f18f1b1bf1211b3752ab15280a8

SHA256
4b0f91ba3f6e7b15fe33f868ff3cc03c5d6a44be8445b3082c54adc3cca94eee

SHA512
eb0c30483a565164edd5c3542712af4363229fdbed0d9a7afa04b7d8c04073a650a64869d39b8de272ac48bfa4082e0df7dfcbd1f8383c3f83dbc8b9eb92df1c

Download Submit
C:\ProgramData\Dcs\2_protected.exe
Filesize
2.8MB

MD5
61e89680f3693952f63bb60daac1dfb6

SHA1
db28117a57ac955a39ee2a1a38fb83760be2ad08

SHA256
f838fb3cc74b59d2a20e3ccaeaa035ede40a12a7c8eb6c33d366b104e57ddb91

SHA512
ab5c90ca6d2a133d47ec9a4acd58934fff60076aa6263488bee57264d43b59f9f586f55041bc53ee71e166cbb9927df04054042beccc47f1832ac4c840f9ceaa

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\FJZU34PA\line[1].txt
Filesize
161B

MD5
b26465add1927d3a0d318f8a83fb603e

SHA1
72b1d6895160c6a58483583856bfb57d580abc9f

SHA256
79407f411759c49be519022a762862f09dd8439362785f37902bac62d93a047e

SHA512
914ab20fd6b55dbe9478fc3169e94ef14d76ffbfaab132280ae248ed516697624ac34bdc9219bc242dcedd29544e526c5c1cb58721f61d76b524e95c44d60a95

Download Submit
\ProgramData\Dcs\1_protected.exe
Filesize
2.7MB

MD5
d585ed8a8c75d24dabdc9719188fb071

SHA1
6fb6b33fe93c6f18f1b1bf1211b3752ab15280a8

SHA256
4b0f91ba3f6e7b15fe33f868ff3cc03c5d6a44be8445b3082c54adc3cca94eee

SHA512
eb0c30483a565164edd5c3542712af4363229fdbed0d9a7afa04b7d8c04073a650a64869d39b8de272ac48bfa4082e0df7dfcbd1f8383c3f83dbc8b9eb92df1c

Download Submit
\ProgramData\Dcs\2_protected.exe
Filesize
2.8MB

MD5
61e89680f3693952f63bb60daac1dfb6

SHA1
db28117a57ac955a39ee2a1a38fb83760be2ad08

SHA256
f838fb3cc74b59d2a20e3ccaeaa035ede40a12a7c8eb6c33d366b104e57ddb91

SHA512
ab5c90ca6d2a133d47ec9a4acd58934fff60076aa6263488bee57264d43b59f9f586f55041bc53ee71e166cbb9927df04054042beccc47f1832ac4c840f9ceaa

Download Submit
memory/1112-68-0x0000000000400000-0x0000000000AED000-memory.dmp

Filesize
6.9MB

Download
memory/1112-70-0x0000000000400000-0x0000000000AED000-memory.dmp

Filesize
6.9MB

Download
memory/1112-90-0x0000000073CF1000-0x0000000073CF3000-memory.dmp

Filesize
8KB

Download
memory/1112-63-0x0000000000000000-mapping.dmp

Download
memory/1112-95-0x0000000000400000-0x0000000000AED000-memory.dmp

Filesize
6.9MB

Download
memory/1112-66-0x0000000000400000-0x0000000000AED000-memory.dmp

Filesize
6.9MB

Download
memory/1112-67-0x0000000000400000-0x0000000000AED000-memory.dmp

Filesize
6.9MB

Download
memory/1112-99-0x0000000077400000-0x0000000077580000-memory.dmp

Filesize
1.5MB

Download
memory/1112-74-0x0000000077400000-0x0000000077580000-memory.dmp

Filesize
1.5MB

Download
memory/1796-60-0x0000000000400000-0x00000000010EA000-memory.dmp

Filesize
12.9MB

Download
memory/1796-57-0x0000000000400000-0x00000000010EA000-memory.dmp

Filesize
12.9MB

Download
memory/1796-55-0x0000000000400000-0x00000000010EA000-memory.dmp

Filesize
12.9MB

Download
memory/1796-100-0x00000000054B0000-0x0000000005BBA000-memory.dmp

Filesize
7.0MB

Download
memory/1796-54-0x00000000753B1000-0x00000000753B3000-memory.dmp

Filesize
8KB

Download
memory/1796-76-0x00000000054B0000-0x0000000005BBA000-memory.dmp

Filesize
7.0MB

Download
memory/1796-58-0x0000000077400000-0x0000000077580000-memory.dmp

Filesize
1.5MB

Download
memory/1796-59-0x0000000000400000-0x00000000010EA000-memory.dmp

Filesize
12.9MB

Download
memory/1796-92-0x00000000054B0000-0x0000000005B9D000-memory.dmp

Filesize
6.9MB

Download
memory/1796-62-0x00000000054B0000-0x0000000005B9D000-memory.dmp

Filesize
6.9MB

Download
memory/2028-75-0x0000000000E00000-0x000000000150A000-memory.dmp

Filesize
7.0MB

Download
memory/2028-84-0x0000000000E00000-0x000000000150A000-memory.dmp

Filesize
7.0MB

Download
memory/2028-83-0x0000000000E00000-0x000000000150A000-memory.dmp

Filesize
7.0MB

Download
memory/2028-85-0x0000000074021000-0x0000000074023000-memory.dmp

Filesize
8KB

Download
memory/2028-86-0x0000000073E61000-0x0000000073E63000-memory.dmp

Filesize
8KB

Download
memory/2028-82-0x0000000000E00000-0x000000000150A000-memory.dmp

Filesize
7.0MB

Download
memory/2028-81-0x0000000000E00000-0x000000000150A000-memory.dmp

Filesize
7.0MB

Download
memory/2028-80-0x0000000077400000-0x0000000077580000-memory.dmp

Filesize
1.5MB

Download
memory/2028-78-0x0000000000E00000-0x000000000150A000-memory.dmp

Filesize
7.0MB

Download
memory/2028-79-0x0000000000E00000-0x000000000150A000-memory.dmp

Filesize
7.0MB

Download
memory/2028-71-0x0000000000000000-mapping.dmp

Download
memory/2028-101-0x0000000000E00000-0x000000000150A000-memory.dmp

Filesize
7.0MB

Download
memory/2028-102-0x0000000077400000-0x0000000077580000-memory.dmp

Filesize
1.5MB

Download