cryptbot | f845fcb8f6deb74106ecf33d3218f4e62e41583f574636d1f8100a4a4ce46fd0

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 03:52

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_f845fcb8f6deb74106ecf33d3218f4e62e41583f574636d1f8100a4a4ce46fd0.exe
Size

387KB
MD5

10705f8044a34859d05cb87753ba8069
SHA1

5a64633a72ad22a74b381af8c0be1f39068fc93c
SHA256

f845fcb8f6deb74106ecf33d3218f4e62e41583f574636d1f8100a4a4ce46fd0
SHA512

76f8c23f3b213cffcc249e54db9c5ea744df07374149a1d2b012b09b02938efd9bd8ac489c15ca4f3a3c24eadce8a308576f1de3f430470f8d62d07ef056c7e7
SSDEEP

6144:haTNtmVs7XZj0vjSUtcCPUNdkHMQV+u2bWac:haBtmMXZSjScCkz2b3

Score

10^/10

cryptbot discovery spyware stealer

Malware Config

Extracted

Family

cryptbot

unic15m.top

unic15e.top

Signatures

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

Deletes itself 1 IoCs

pid	Process
1736	cmd.exe

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 3 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	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_f845fcb8f6deb74106ecf33d3218f4e62e41583f574636d1f8100a4a4ce46fd0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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	JaffaCakes118_f845fcb8f6deb74106ecf33d3218f4e62e41583f574636d1f8100a4a4ce46fd0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	JaffaCakes118_f845fcb8f6deb74106ecf33d3218f4e62e41583f574636d1f8100a4a4ce46fd0.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2372	timeout.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 1736	2128	JaffaCakes118_f845fcb8f6deb74106ecf33d3218f4e62e41583f574636d1f8100a4a4ce46fd0.exe	31
PID 2128 wrote to memory of 1736	2128	JaffaCakes118_f845fcb8f6deb74106ecf33d3218f4e62e41583f574636d1f8100a4a4ce46fd0.exe	31
PID 2128 wrote to memory of 1736	2128	JaffaCakes118_f845fcb8f6deb74106ecf33d3218f4e62e41583f574636d1f8100a4a4ce46fd0.exe	31
PID 2128 wrote to memory of 1736	2128	JaffaCakes118_f845fcb8f6deb74106ecf33d3218f4e62e41583f574636d1f8100a4a4ce46fd0.exe	31
PID 1736 wrote to memory of 2372	1736	cmd.exe	33
PID 1736 wrote to memory of 2372	1736	cmd.exe	33
PID 1736 wrote to memory of 2372	1736	cmd.exe	33
PID 1736 wrote to memory of 2372	1736	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f845fcb8f6deb74106ecf33d3218f4e62e41583f574636d1f8100a4a4ce46fd0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f845fcb8f6deb74106ecf33d3218f4e62e41583f574636d1f8100a4a4ce46fd0.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\RQBrprIgb & timeout 4 & del /f /q "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f845fcb8f6deb74106ecf33d3218f4e62e41583f574636d1f8100a4a4ce46fd0.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1736
- - C:\Windows\SysWOW64\timeout.exe
    timeout 4
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2128-1-0x00000000005A0000-0x00000000006A0000-memory.dmp

Filesize
1024KB

Download
memory/2128-2-0x0000000000220000-0x0000000000267000-memory.dmp

Filesize
284KB

Download
memory/2128-3-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/2128-4-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/2128-5-0x0000000000220000-0x0000000000267000-memory.dmp

Filesize
284KB

Download
memory/2128-6-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download