fickerstealer | fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8

Analysis

max time kernel
134s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-01-2023 15:41

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General

Target

fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe
Size

484KB
MD5

858df84cee719d555d9c0e734e85e134
SHA1

5f041464895c49dc9fe0c3e156f0fb0511e6ad77
SHA256

fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8
SHA512

4558fa0d39c7a88b9a92bc67256e67507d2b9602512e83dd4bba1209d08ea42b683d5ce1684a90576769db39d923aa0ca0f3deed5d3743fa92b45c0bb588a88b
SSDEEP

6144:cLD0cELbVdOkFuWupKYAbRjXXRQGOQ1k5W/HJXAiTACzKIugCoZsBf7jO5+:cn0b/VdJgKflXXRX/JQiTpnug6OQ

Score

10^/10

fickerstealer discovery infostealer spyware stealer

Malware Config

Extracted

Family

fickerstealer

wejqwed.link:8080

Signatures

Fickerstealer
Ficker is an infostealer written in Rust and ASM.
infostealer fickerstealer
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
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

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
15	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5048 set thread context of 392	5048	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe	80

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	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
392	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe
392	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 5048 wrote to memory of 392	5048	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe	80
PID 5048 wrote to memory of 392	5048	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe	80
PID 5048 wrote to memory of 392	5048	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe	80
PID 5048 wrote to memory of 392	5048	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe	80
PID 5048 wrote to memory of 392	5048	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe	80
PID 5048 wrote to memory of 392	5048	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe	80
PID 5048 wrote to memory of 392	5048	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe	80
PID 5048 wrote to memory of 392	5048	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe	80
PID 5048 wrote to memory of 392	5048	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe	80
PID 5048 wrote to memory of 392	5048	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe	80
PID 5048 wrote to memory of 392	5048	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe	80
PID 5048 wrote to memory of 392	5048	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe	80
PID 5048 wrote to memory of 392	5048	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe	80

C:\Users\Admin\AppData\Local\Temp\fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe
"C:\Users\Admin\AppData\Local\Temp\fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5048
- C:\Users\Admin\AppData\Local\Temp\fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe
  "C:\Users\Admin\AppData\Local\Temp\fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9.exe"
  2⤵
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:392

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

Replay Monitor

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Downloads

memory/392-133-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/392-137-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/392-138-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/392-139-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/5048-135-0x0000000000702000-0x000000000073D000-memory.dmp

Filesize
236KB

Download
memory/5048-136-0x00000000021C0000-0x000000000222C000-memory.dmp

Filesize
432KB

Download