fickerstealer | e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7

Analysis

max time kernel
89s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
24-10-2022 13:26

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General

Target

7144f017904a36ab19ebf81fe9bf035a.exe
Size

408KB
MD5

7144f017904a36ab19ebf81fe9bf035a
SHA1

752b66f7ef137e876e88bb369f369f77a19976d5
SHA256

e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7
SHA512

30e561e621afdb9fa9c73b590dd67e257966cba6b62b899102371fcae1db5a7cbfbed0cc8adee1657c937e3e0587406ab1fa976e603466211203b5fc9de3dfff
SSDEEP

12288:yFzPPn2KVdfuXzqSNYOtDw/EaYv59F1o+:Szf2MSfNvtXPv5a+

Score

10^/10

fickerstealer neshta discovery infostealer persistence spyware stealer

Malware Config

Extracted

Family

fickerstealer

kefkfkf.link:8080

Signatures

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

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	7144f017904a36ab19ebf81fe9bf035a.exe

Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
persistence spyware neshta

Executes dropped EXE 2 IoCs

pid	Process
2416	7144f017904a36ab19ebf81fe9bf035a.exe
2784	7144f017904a36ab19ebf81fe9bf035a.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	7144f017904a36ab19ebf81fe9bf035a.exe

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
9	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2416 set thread context of 2784	2416	7144f017904a36ab19ebf81fe9bf035a.exe	85

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13167~1.21\MICROS~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MICROS~2.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MI391D~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MICROS~3.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MIA062~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MI9C33~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MICROS~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	7144f017904a36ab19ebf81fe9bf035a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE	7144f017904a36ab19ebf81fe9bf035a.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	7144f017904a36ab19ebf81fe9bf035a.exe

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 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	7144f017904a36ab19ebf81fe9bf035a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	7144f017904a36ab19ebf81fe9bf035a.exe

Modifies registry class 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	7144f017904a36ab19ebf81fe9bf035a.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2784	7144f017904a36ab19ebf81fe9bf035a.exe
2784	7144f017904a36ab19ebf81fe9bf035a.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1140 wrote to memory of 2416	1140	7144f017904a36ab19ebf81fe9bf035a.exe	84
PID 1140 wrote to memory of 2416	1140	7144f017904a36ab19ebf81fe9bf035a.exe	84
PID 1140 wrote to memory of 2416	1140	7144f017904a36ab19ebf81fe9bf035a.exe	84
PID 2416 wrote to memory of 2784	2416	7144f017904a36ab19ebf81fe9bf035a.exe	85
PID 2416 wrote to memory of 2784	2416	7144f017904a36ab19ebf81fe9bf035a.exe	85
PID 2416 wrote to memory of 2784	2416	7144f017904a36ab19ebf81fe9bf035a.exe	85
PID 2416 wrote to memory of 2784	2416	7144f017904a36ab19ebf81fe9bf035a.exe	85
PID 2416 wrote to memory of 2784	2416	7144f017904a36ab19ebf81fe9bf035a.exe	85
PID 2416 wrote to memory of 2784	2416	7144f017904a36ab19ebf81fe9bf035a.exe	85
PID 2416 wrote to memory of 2784	2416	7144f017904a36ab19ebf81fe9bf035a.exe	85
PID 2416 wrote to memory of 2784	2416	7144f017904a36ab19ebf81fe9bf035a.exe	85
PID 2416 wrote to memory of 2784	2416	7144f017904a36ab19ebf81fe9bf035a.exe	85
PID 2416 wrote to memory of 2784	2416	7144f017904a36ab19ebf81fe9bf035a.exe	85
PID 2416 wrote to memory of 2784	2416	7144f017904a36ab19ebf81fe9bf035a.exe	85
PID 2416 wrote to memory of 2784	2416	7144f017904a36ab19ebf81fe9bf035a.exe	85
PID 2416 wrote to memory of 2784	2416	7144f017904a36ab19ebf81fe9bf035a.exe	85

C:\Users\Admin\AppData\Local\Temp\7144f017904a36ab19ebf81fe9bf035a.exe
"C:\Users\Admin\AppData\Local\Temp\7144f017904a36ab19ebf81fe9bf035a.exe"
1⤵
- Modifies system executable filetype association
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1140
- C:\Users\Admin\AppData\Local\Temp\3582-490\7144f017904a36ab19ebf81fe9bf035a.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\7144f017904a36ab19ebf81fe9bf035a.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2416
- - C:\Users\Admin\AppData\Local\Temp\3582-490\7144f017904a36ab19ebf81fe9bf035a.exe
    "C:\Users\Admin\AppData\Local\Temp\3582-490\7144f017904a36ab19ebf81fe9bf035a.exe"
    3⤵
    - Executes dropped EXE
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    PID:2784

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Change Default File Association

T1042

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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

C:\Users\Admin\AppData\Local\Temp\3582-490\7144f017904a36ab19ebf81fe9bf035a.exe

Filesize
368KB

MD5
3e0b49f098aa150c0a64cf2bf9384d7a

SHA1
baf09ea22413ae580e3cf3bf5c4c4d4ac4de3065

SHA256
4ee8d9168a3e270c3f202d91891e864f4864b8aca25b0ba17e694a9d7fb711e5

SHA512
697dbe1e3f5a5db28958b6e0e3c40f99481903e46649625f1e5189713bafc84a0333669bcb800ae861b8c489701f9bb75a1bc9b181e727d5de6f5c0d4856e4dd

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\7144f017904a36ab19ebf81fe9bf035a.exe

Filesize
368KB

MD5
3e0b49f098aa150c0a64cf2bf9384d7a

SHA1
baf09ea22413ae580e3cf3bf5c4c4d4ac4de3065

SHA256
4ee8d9168a3e270c3f202d91891e864f4864b8aca25b0ba17e694a9d7fb711e5

SHA512
697dbe1e3f5a5db28958b6e0e3c40f99481903e46649625f1e5189713bafc84a0333669bcb800ae861b8c489701f9bb75a1bc9b181e727d5de6f5c0d4856e4dd

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\7144f017904a36ab19ebf81fe9bf035a.exe

Filesize
368KB

MD5
3e0b49f098aa150c0a64cf2bf9384d7a

SHA1
baf09ea22413ae580e3cf3bf5c4c4d4ac4de3065

SHA256
4ee8d9168a3e270c3f202d91891e864f4864b8aca25b0ba17e694a9d7fb711e5

SHA512
697dbe1e3f5a5db28958b6e0e3c40f99481903e46649625f1e5189713bafc84a0333669bcb800ae861b8c489701f9bb75a1bc9b181e727d5de6f5c0d4856e4dd

Download Submit
memory/2416-132-0x0000000000000000-mapping.dmp

Download
memory/2416-136-0x00000000006F2000-0x0000000000728000-memory.dmp

Filesize
216KB

Download
memory/2416-137-0x0000000000670000-0x00000000006D2000-memory.dmp

Filesize
392KB

Download
memory/2416-141-0x00000000006F2000-0x0000000000728000-memory.dmp

Filesize
216KB

Download
memory/2784-135-0x0000000000000000-mapping.dmp

Download
memory/2784-138-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2784-142-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2784-143-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2784-144-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download