fickerstealer | 6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c

Analysis

max time kernel
175s
max time network
209s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2022 13:04

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General

Target

6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe
Size

366KB
MD5

34862c07cd78d7a666d050b47dd2947e
SHA1

7cdbf29b0f30c5027a0a9a36d31dbaf59ff87a35
SHA256

6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c
SHA512

baccd1c82c046a5c5449be13b965e22922705edfe14355868fa4436ccf5b8d9e20a015cefb59d412c48ec9b9dcf4fc11c327ad1fa2a73beb210a4bfcc8bece3b
SSDEEP

6144:CIpMzUW/BsYB1Z7ophFTFYh4mYvshWh1OpZbjukXjG9T2KrjPRZfKNyhTO4sbwfv:CfgWJtj9ophrM49O44pZbju0jGFzjPRf

Score

10^/10

fickerstealer infostealer

Malware Config

Extracted

Family

fickerstealer

deniedfight.com:80

Signatures

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

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
26	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe

description	pid	Process	procid_target
PID 4448 set thread context of 3464	4448	6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe	82

Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid	pid_target	Process	procid_target
4908	3464	WerFault.exe	82
3708	3464	WerFault.exe	82

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe

description	pid	Process	procid_target
PID 4448 wrote to memory of 3464	4448	6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe	82
PID 4448 wrote to memory of 3464	4448	6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe	82
PID 4448 wrote to memory of 3464	4448	6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe	82
PID 4448 wrote to memory of 3464	4448	6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe	82
PID 4448 wrote to memory of 3464	4448	6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe	82
PID 4448 wrote to memory of 3464	4448	6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe	82
PID 4448 wrote to memory of 3464	4448	6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe	82
PID 4448 wrote to memory of 3464	4448	6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe	82
PID 4448 wrote to memory of 3464	4448	6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe	82
PID 4448 wrote to memory of 3464	4448	6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe	82
PID 4448 wrote to memory of 3464	4448	6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe	82
PID 4448 wrote to memory of 3464	4448	6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe	82
PID 4448 wrote to memory of 3464	4448	6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe	82
PID 3464 wrote to memory of 4908	3464	6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe	90
PID 3464 wrote to memory of 4908	3464	6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe	90
PID 3464 wrote to memory of 4908	3464	6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe	90

C:\Users\Admin\AppData\Local\Temp\6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe
"C:\Users\Admin\AppData\Local\Temp\6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4448
- C:\Users\Admin\AppData\Local\Temp\6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe
  "C:\Users\Admin\AppData\Local\Temp\6b86f83e3771fc5980e3a3ded1e1ecd25baff9f8cbd4f413300210790f99c42c.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3464
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3464 -s 1548
    3⤵
    - Program crash
    PID:4908
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3464 -s 1548
    3⤵
    - Program crash
    PID:3708

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3464 -ip 3464
1⤵
PID:1252

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3464-132-0x0000000000000000-mapping.dmp

Download
memory/3464-133-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/3464-137-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/3464-138-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/4448-135-0x0000000002C93000-0x0000000002CBA000-memory.dmp

Filesize
156KB

Download
memory/4448-136-0x0000000002B00000-0x0000000002B45000-memory.dmp

Filesize
276KB

Download
memory/4908-139-0x0000000000000000-mapping.dmp

Download