Analysis
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max time kernel
197s -
max time network
211s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
13-11-2022 22:50
Behavioral task
behavioral1
Sample
e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe
Resource
win10v2004-20220812-en
General
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Target
e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe
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Size
408KB
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MD5
7144f017904a36ab19ebf81fe9bf035a
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SHA1
752b66f7ef137e876e88bb369f369f77a19976d5
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SHA256
e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7
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SHA512
30e561e621afdb9fa9c73b590dd67e257966cba6b62b899102371fcae1db5a7cbfbed0cc8adee1657c937e3e0587406ab1fa976e603466211203b5fc9de3dfff
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SSDEEP
12288:yFzPPn2KVdfuXzqSNYOtDw/EaYv59F1o+:Szf2MSfNvtXPv5a+
Malware Config
Extracted
fickerstealer
kefkfkf.link:8080
Signatures
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Fickerstealer
Ficker is an infostealer written in Rust and ASM.
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Modifies system executable filetype association 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe -
Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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Executes dropped EXE 2 IoCs
pid Process 4944 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 4432 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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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 31 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4944 set thread context of 4432 4944 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 81 -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~4.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MIA062~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MI9C33~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MI391D~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~2.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13165~1.21\MICROS~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~3.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 3320 wrote to memory of 4944 3320 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 80 PID 3320 wrote to memory of 4944 3320 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 80 PID 3320 wrote to memory of 4944 3320 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 80 PID 4944 wrote to memory of 4432 4944 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 81 PID 4944 wrote to memory of 4432 4944 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 81 PID 4944 wrote to memory of 4432 4944 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 81 PID 4944 wrote to memory of 4432 4944 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 81 PID 4944 wrote to memory of 4432 4944 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 81 PID 4944 wrote to memory of 4432 4944 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 81 PID 4944 wrote to memory of 4432 4944 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 81 PID 4944 wrote to memory of 4432 4944 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 81 PID 4944 wrote to memory of 4432 4944 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 81 PID 4944 wrote to memory of 4432 4944 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 81 PID 4944 wrote to memory of 4432 4944 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 81 PID 4944 wrote to memory of 4432 4944 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 81 PID 4944 wrote to memory of 4432 4944 e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe"C:\Users\Admin\AppData\Local\Temp\e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.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:3320 -
C:\Users\Admin\AppData\Local\Temp\3582-490\e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4944 -
C:\Users\Admin\AppData\Local\Temp\3582-490\e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe"3⤵
- Executes dropped EXE
PID:4432
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\3582-490\e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe
Filesize368KB
MD53e0b49f098aa150c0a64cf2bf9384d7a
SHA1baf09ea22413ae580e3cf3bf5c4c4d4ac4de3065
SHA2564ee8d9168a3e270c3f202d91891e864f4864b8aca25b0ba17e694a9d7fb711e5
SHA512697dbe1e3f5a5db28958b6e0e3c40f99481903e46649625f1e5189713bafc84a0333669bcb800ae861b8c489701f9bb75a1bc9b181e727d5de6f5c0d4856e4dd
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C:\Users\Admin\AppData\Local\Temp\3582-490\e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe
Filesize368KB
MD53e0b49f098aa150c0a64cf2bf9384d7a
SHA1baf09ea22413ae580e3cf3bf5c4c4d4ac4de3065
SHA2564ee8d9168a3e270c3f202d91891e864f4864b8aca25b0ba17e694a9d7fb711e5
SHA512697dbe1e3f5a5db28958b6e0e3c40f99481903e46649625f1e5189713bafc84a0333669bcb800ae861b8c489701f9bb75a1bc9b181e727d5de6f5c0d4856e4dd
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C:\Users\Admin\AppData\Local\Temp\3582-490\e558c72cc9d709749a2afeca32409fe71b4038d27440d2a933b0ff8f47c9a0a7.exe
Filesize368KB
MD53e0b49f098aa150c0a64cf2bf9384d7a
SHA1baf09ea22413ae580e3cf3bf5c4c4d4ac4de3065
SHA2564ee8d9168a3e270c3f202d91891e864f4864b8aca25b0ba17e694a9d7fb711e5
SHA512697dbe1e3f5a5db28958b6e0e3c40f99481903e46649625f1e5189713bafc84a0333669bcb800ae861b8c489701f9bb75a1bc9b181e727d5de6f5c0d4856e4dd