fickerstealer | fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8

General

Target

fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.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

C2

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
13	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1300 set thread context of 3900	1300	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.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	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3900	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe
3900	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1300 wrote to memory of 3900	1300	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe	80
PID 1300 wrote to memory of 3900	1300	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe	80
PID 1300 wrote to memory of 3900	1300	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe	80
PID 1300 wrote to memory of 3900	1300	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe	80
PID 1300 wrote to memory of 3900	1300	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe	80
PID 1300 wrote to memory of 3900	1300	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe	80
PID 1300 wrote to memory of 3900	1300	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe	80
PID 1300 wrote to memory of 3900	1300	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe	80
PID 1300 wrote to memory of 3900	1300	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe	80
PID 1300 wrote to memory of 3900	1300	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe	80
PID 1300 wrote to memory of 3900	1300	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe	80
PID 1300 wrote to memory of 3900	1300	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe	80
PID 1300 wrote to memory of 3900	1300	fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe	80

C:\Users\Admin\AppData\Local\Temp\fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe
"C:\Users\Admin\AppData\Local\Temp\fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1300
- C:\Users\Admin\AppData\Local\Temp\fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe
  "C:\Users\Admin\AppData\Local\Temp\fb623f4ae4dcaa007cac4365aa3ce13526ae32b94f2d9bfe5bf5b6f6a0e376b8.exe"
  2⤵
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:3900

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1300-134-0x0000000000601000-0x000000000063D000-memory.dmp

Filesize
240KB

Download
memory/1300-136-0x0000000002200000-0x000000000226C000-memory.dmp

Filesize
432KB

Download
memory/3900-133-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/3900-137-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/3900-138-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/3900-139-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download

Analysis

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