b8a91842eda9932a3f6cf14b6d663865fd712bcf012046d3e7c912e39b0acd01

Analysis

max time kernel
45s
max time network
48s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30/10/2022, 12:12

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General

Target

b8a91842eda9932a3f6cf14b6d663865fd712bcf012046d3e7c912e39b0acd01.exe
Size

44KB
MD5

93526734f78cfa04171a6706842f4820
SHA1

d0821dcff637b998988b650a60ea357fbcd9e5b8
SHA256

b8a91842eda9932a3f6cf14b6d663865fd712bcf012046d3e7c912e39b0acd01
SHA512

648d7a3ec26bb040ef5f9e2b283545bae16acd0800efa9ecbd8ecfed3cb1b99550a08ee04fce08725c694a698fa4cfe0a2b28da94b3fbea7a403dbe55c1b4811
SSDEEP

768:ITP1tizmghlg84SVQ5xkAvPrmm6Qy0sLFCvr4V7NmdUm1a8tSQ:NCgfg84j5XPCXlFCvrgMP1au

Score

7^/10

discovery spyware stealer

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1892	cmd.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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
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

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
3	whatismyip.akamai.com

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 3 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	b8a91842eda9932a3f6cf14b6d663865fd712bcf012046d3e7c912e39b0acd01.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	b8a91842eda9932a3f6cf14b6d663865fd712bcf012046d3e7c912e39b0acd01.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	b8a91842eda9932a3f6cf14b6d663865fd712bcf012046d3e7c912e39b0acd01.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1576	b8a91842eda9932a3f6cf14b6d663865fd712bcf012046d3e7c912e39b0acd01.exe
1576	b8a91842eda9932a3f6cf14b6d663865fd712bcf012046d3e7c912e39b0acd01.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1576 wrote to memory of 1892	1576	b8a91842eda9932a3f6cf14b6d663865fd712bcf012046d3e7c912e39b0acd01.exe	30
PID 1576 wrote to memory of 1892	1576	b8a91842eda9932a3f6cf14b6d663865fd712bcf012046d3e7c912e39b0acd01.exe	30
PID 1576 wrote to memory of 1892	1576	b8a91842eda9932a3f6cf14b6d663865fd712bcf012046d3e7c912e39b0acd01.exe	30
PID 1576 wrote to memory of 1892	1576	b8a91842eda9932a3f6cf14b6d663865fd712bcf012046d3e7c912e39b0acd01.exe	30

C:\Users\Admin\AppData\Local\Temp\b8a91842eda9932a3f6cf14b6d663865fd712bcf012046d3e7c912e39b0acd01.exe
"C:\Users\Admin\AppData\Local\Temp\b8a91842eda9932a3f6cf14b6d663865fd712bcf012046d3e7c912e39b0acd01.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1576
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del "C:\Users\Admin\AppData\Local\Temp\b8a91842eda9932a3f6cf14b6d663865fd712bcf012046d3e7c912e39b0acd01.exe" >> NUL
  2⤵
  - Deletes itself
  PID:1892

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1576-54-0x0000000075B11000-0x0000000075B13000-memory.dmp

Filesize
8KB

Download
memory/1576-55-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1576-56-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1576-58-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download