fickerstealer | a0c667e473bbcf4b67f08f784f0e842b56cac912670577798e82f59b76a4a3a1

Analysis

max time kernel
140s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2022 13:31

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General

Target

a15799366ecdc252e16e8ed459da675f.exe
Size

404KB
MD5

a15799366ecdc252e16e8ed459da675f
SHA1

b7d81a6d4d7c01b3b7ab282c0a0ea17d33ce080b
SHA256

a0c667e473bbcf4b67f08f784f0e842b56cac912670577798e82f59b76a4a3a1
SHA512

d8460105c47aa5a3402ede20bf0722906c279077fd737d9c1351d1572acfa23ca0be60023535ccf294b0e14b33217bec4be74a6ec3404625ff14fda36e702521
SSDEEP

12288:EkiqcnjTelNaEvMmb8WrTGNiot+QQMpEF:I2lQhXWTuiWhQ3F

Score

10^/10

fickerstealer discovery infostealer spyware stealer

Malware Config

Extracted

Family

fickerstealer

dfthdsb.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
10	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2380 set thread context of 2800	2380	a15799366ecdc252e16e8ed459da675f.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	a15799366ecdc252e16e8ed459da675f.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	a15799366ecdc252e16e8ed459da675f.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2800	a15799366ecdc252e16e8ed459da675f.exe
2800	a15799366ecdc252e16e8ed459da675f.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2800	2380	a15799366ecdc252e16e8ed459da675f.exe	80
PID 2380 wrote to memory of 2800	2380	a15799366ecdc252e16e8ed459da675f.exe	80
PID 2380 wrote to memory of 2800	2380	a15799366ecdc252e16e8ed459da675f.exe	80
PID 2380 wrote to memory of 2800	2380	a15799366ecdc252e16e8ed459da675f.exe	80
PID 2380 wrote to memory of 2800	2380	a15799366ecdc252e16e8ed459da675f.exe	80
PID 2380 wrote to memory of 2800	2380	a15799366ecdc252e16e8ed459da675f.exe	80
PID 2380 wrote to memory of 2800	2380	a15799366ecdc252e16e8ed459da675f.exe	80
PID 2380 wrote to memory of 2800	2380	a15799366ecdc252e16e8ed459da675f.exe	80
PID 2380 wrote to memory of 2800	2380	a15799366ecdc252e16e8ed459da675f.exe	80
PID 2380 wrote to memory of 2800	2380	a15799366ecdc252e16e8ed459da675f.exe	80
PID 2380 wrote to memory of 2800	2380	a15799366ecdc252e16e8ed459da675f.exe	80
PID 2380 wrote to memory of 2800	2380	a15799366ecdc252e16e8ed459da675f.exe	80
PID 2380 wrote to memory of 2800	2380	a15799366ecdc252e16e8ed459da675f.exe	80

C:\Users\Admin\AppData\Local\Temp\a15799366ecdc252e16e8ed459da675f.exe
"C:\Users\Admin\AppData\Local\Temp\a15799366ecdc252e16e8ed459da675f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Users\Admin\AppData\Local\Temp\a15799366ecdc252e16e8ed459da675f.exe
  "C:\Users\Admin\AppData\Local\Temp\a15799366ecdc252e16e8ed459da675f.exe"
  2⤵
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:2800

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

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Downloads

memory/2380-138-0x0000000000582000-0x00000000005BD000-memory.dmp

Filesize
236KB

Download
memory/2380-139-0x00000000020B0000-0x000000000211C000-memory.dmp

Filesize
432KB

Download
memory/2800-136-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/2800-140-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/2800-141-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/2800-142-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download