fickerstealer | 6df186c3d5c563f492abed3e125ba4603f726bd1d257d4343f59d1584c0736db

Analysis

max time kernel
43s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11-11-2022 06:21

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General

Target

library_2.exe
Size

508KB
MD5

88367344c224ae3ed9030cfcb389184a
SHA1

a9b8a7f5ce5059e1423b5399199d3f7398956329
SHA256

6df186c3d5c563f492abed3e125ba4603f726bd1d257d4343f59d1584c0736db
SHA512

a41cfa28fe323d3e69cf94145e97a41df59bff253acd7e377602d0cdfcf93416b8df0cc7c18c8514be8fd9999092124d132ac374e43110afc3d6a55d362e2f38
SSDEEP

6144:g/1z+5QuL0f5QjKeVgv+v8mZFU2WKXFetnnOX7DKjimqcZfRPJXwOu1qlb:g/l8Qf5ct8A9WkFAnOXSqSJUqlb

Score

10^/10

fickerstealer discovery infostealer spyware stealer

Malware Config

Extracted

Family

fickerstealer

fickitc.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.

Processes:

flow	ioc
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

library_2.exe

description	pid	Process	procid_target
PID 1196 set thread context of 1620	1196	library_2.exe	27

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

Processes:

library_2.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	library_2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	library_2.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

library_2.exe

pid	Process
1620	library_2.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

library_2.exe

description	pid	Process	procid_target
PID 1196 wrote to memory of 1620	1196	library_2.exe	27
PID 1196 wrote to memory of 1620	1196	library_2.exe	27
PID 1196 wrote to memory of 1620	1196	library_2.exe	27
PID 1196 wrote to memory of 1620	1196	library_2.exe	27
PID 1196 wrote to memory of 1620	1196	library_2.exe	27
PID 1196 wrote to memory of 1620	1196	library_2.exe	27
PID 1196 wrote to memory of 1620	1196	library_2.exe	27
PID 1196 wrote to memory of 1620	1196	library_2.exe	27
PID 1196 wrote to memory of 1620	1196	library_2.exe	27
PID 1196 wrote to memory of 1620	1196	library_2.exe	27
PID 1196 wrote to memory of 1620	1196	library_2.exe	27
PID 1196 wrote to memory of 1620	1196	library_2.exe	27
PID 1196 wrote to memory of 1620	1196	library_2.exe	27
PID 1196 wrote to memory of 1620	1196	library_2.exe	27

C:\Users\Admin\AppData\Local\Temp\library_2.exe
"C:\Users\Admin\AppData\Local\Temp\library_2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1196
- C:\Users\Admin\AppData\Local\Temp\library_2.exe
  "C:\Users\Admin\AppData\Local\Temp\library_2.exe"
  2⤵
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:1620

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

Replay Monitor

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Downloads

memory/1196-54-0x0000000075D01000-0x0000000075D03000-memory.dmp

Filesize
8KB

Download
memory/1196-58-0x000000000092E000-0x0000000000965000-memory.dmp

Filesize
220KB

Download
memory/1196-59-0x0000000000310000-0x0000000000374000-memory.dmp

Filesize
400KB

Download
memory/1620-55-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/1620-56-0x00000000004014C0-mapping.dmp

Download
memory/1620-60-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/1620-62-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/1620-63-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download