fickerstealer | 42a3a11367f39f4b5dda0d40b1183330072f8d85c3d2e79e42c46489e7dcce1d

Analysis

max time kernel
90s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
24-01-2023 05:41

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General

Target

a8347795e62fd5ea607f98579c1d49ec.exe
Size

480KB
MD5

a8347795e62fd5ea607f98579c1d49ec
SHA1

6e4b74e8f7447b6a7db13b4dbcefea258e430a4f
SHA256

42a3a11367f39f4b5dda0d40b1183330072f8d85c3d2e79e42c46489e7dcce1d
SHA512

790726f6e8045324e1482e8614194299f1b501fa73f22ef516dddf5157404fbaeb7ef1983f4f771f34673d6749853a236ceff97be3e58d32740d2e08b7f5e349
SSDEEP

6144:ALaTiFA3m+iCOvax2wVTqUiYTOefJC/cpTQbrZxBqZugCoZsBgbIOHH4:AuTH3mzCYA20mMOehjkbr7BUug6gbL4

Score

10^/10

fickerstealer discovery infostealer spyware stealer

Malware Config

Extracted

Family

fickerstealer

fasdas.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
15	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2268 set thread context of 2072	2268	a8347795e62fd5ea607f98579c1d49ec.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 opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	a8347795e62fd5ea607f98579c1d49ec.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	a8347795e62fd5ea607f98579c1d49ec.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2072	a8347795e62fd5ea607f98579c1d49ec.exe
2072	a8347795e62fd5ea607f98579c1d49ec.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2268 wrote to memory of 2072	2268	a8347795e62fd5ea607f98579c1d49ec.exe	80
PID 2268 wrote to memory of 2072	2268	a8347795e62fd5ea607f98579c1d49ec.exe	80
PID 2268 wrote to memory of 2072	2268	a8347795e62fd5ea607f98579c1d49ec.exe	80
PID 2268 wrote to memory of 2072	2268	a8347795e62fd5ea607f98579c1d49ec.exe	80
PID 2268 wrote to memory of 2072	2268	a8347795e62fd5ea607f98579c1d49ec.exe	80
PID 2268 wrote to memory of 2072	2268	a8347795e62fd5ea607f98579c1d49ec.exe	80
PID 2268 wrote to memory of 2072	2268	a8347795e62fd5ea607f98579c1d49ec.exe	80
PID 2268 wrote to memory of 2072	2268	a8347795e62fd5ea607f98579c1d49ec.exe	80
PID 2268 wrote to memory of 2072	2268	a8347795e62fd5ea607f98579c1d49ec.exe	80
PID 2268 wrote to memory of 2072	2268	a8347795e62fd5ea607f98579c1d49ec.exe	80
PID 2268 wrote to memory of 2072	2268	a8347795e62fd5ea607f98579c1d49ec.exe	80
PID 2268 wrote to memory of 2072	2268	a8347795e62fd5ea607f98579c1d49ec.exe	80
PID 2268 wrote to memory of 2072	2268	a8347795e62fd5ea607f98579c1d49ec.exe	80

C:\Users\Admin\AppData\Local\Temp\a8347795e62fd5ea607f98579c1d49ec.exe
"C:\Users\Admin\AppData\Local\Temp\a8347795e62fd5ea607f98579c1d49ec.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2268
- C:\Users\Admin\AppData\Local\Temp\a8347795e62fd5ea607f98579c1d49ec.exe
  "C:\Users\Admin\AppData\Local\Temp\a8347795e62fd5ea607f98579c1d49ec.exe"
  2⤵
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:2072

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/2072-134-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/2072-138-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/2072-139-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/2072-140-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/2268-132-0x00000000005BE000-0x00000000005F9000-memory.dmp

Filesize
236KB

Download
memory/2268-136-0x00000000005BE000-0x00000000005F9000-memory.dmp

Filesize
236KB

Download
memory/2268-137-0x0000000002210000-0x000000000227C000-memory.dmp

Filesize
432KB

Download