fickerstealer | 58433f617218ea615f48b5670b6ac8cbbe579e6c71cbb9a4a127f02d8ccb52e6

Analysis

max time kernel
40s
max time network
44s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
12/10/2022, 23:41

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General

Target
4ba007b10190fdae6ab529ead92ac85e.exe
Size 445KB
Sample221012-3pegrshddl
SHA256 58433f617218ea615f48b5670b6ac8cbbe579e6c71cbb9a4a127f02d8ccb52e6
MD5 4ba007b10190fdae6ab529ead92ac85e
SHA1 12a3b473e99b258dbf3692467d960ab3b421c71c
SHA512 9b9abcfc8ec3b8a13bd33c5f3fccd44290dd8ab319e23e36ae5a9ce6c98fed50c0b8fbabdcd2ebaf1ad2dfff822eb0be6d44a0b5de2ac332bcb6faa55ac613ee
SSDEEP 6144:7h43lPnBElcXJaq5sWMZVuV1DqUPb49Zva5AFTcK4yJB1S949g7ITsqeewVf6XOO:7OB8cXxuWPqR9ZvwAFTB4yJTt9g7RWl
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

fickerstealer discovery infostealer spyware stealer

Malware Config

Extracted

Family

fickerstealer

linkappd.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
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 112 set thread context of 548	112	4ba007b10190fdae6ab529ead92ac85e.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	4ba007b10190fdae6ab529ead92ac85e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	4ba007b10190fdae6ab529ead92ac85e.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
548	4ba007b10190fdae6ab529ead92ac85e.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 112 wrote to memory of 548	112	4ba007b10190fdae6ab529ead92ac85e.exe	27
PID 112 wrote to memory of 548	112	4ba007b10190fdae6ab529ead92ac85e.exe	27
PID 112 wrote to memory of 548	112	4ba007b10190fdae6ab529ead92ac85e.exe	27
PID 112 wrote to memory of 548	112	4ba007b10190fdae6ab529ead92ac85e.exe	27
PID 112 wrote to memory of 548	112	4ba007b10190fdae6ab529ead92ac85e.exe	27
PID 112 wrote to memory of 548	112	4ba007b10190fdae6ab529ead92ac85e.exe	27
PID 112 wrote to memory of 548	112	4ba007b10190fdae6ab529ead92ac85e.exe	27
PID 112 wrote to memory of 548	112	4ba007b10190fdae6ab529ead92ac85e.exe	27
PID 112 wrote to memory of 548	112	4ba007b10190fdae6ab529ead92ac85e.exe	27
PID 112 wrote to memory of 548	112	4ba007b10190fdae6ab529ead92ac85e.exe	27
PID 112 wrote to memory of 548	112	4ba007b10190fdae6ab529ead92ac85e.exe	27
PID 112 wrote to memory of 548	112	4ba007b10190fdae6ab529ead92ac85e.exe	27
PID 112 wrote to memory of 548	112	4ba007b10190fdae6ab529ead92ac85e.exe	27
PID 112 wrote to memory of 548	112	4ba007b10190fdae6ab529ead92ac85e.exe	27

C:\Users\Admin\AppData\Local\Temp\4ba007b10190fdae6ab529ead92ac85e.exe
"C:\Users\Admin\AppData\Local\Temp\4ba007b10190fdae6ab529ead92ac85e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:112
- C:\Users\Admin\AppData\Local\Temp\4ba007b10190fdae6ab529ead92ac85e.exe
  "C:\Users\Admin\AppData\Local\Temp\4ba007b10190fdae6ab529ead92ac85e.exe"
  2⤵
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:548

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/112-56-0x00000000005CB000-0x0000000000601000-memory.dmp

Download

memory/112-58-0x0000000000230000-0x0000000000291000-memory.dmp

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memory/548-54-0x0000000000400000-0x0000000000467000-memory.dmp

Download

memory/548-59-0x0000000000400000-0x0000000000467000-memory.dmp

Download

memory/548-60-0x0000000074C11000-0x0000000074C13000-memory.dmp

Download

memory/548-61-0x0000000000400000-0x0000000000467000-memory.dmp

Download

memory/548-62-0x0000000000400000-0x0000000000467000-memory.dmp

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