fickerstealer | f9ff859f39a9e54d733f9c3da77a0c42a4f9c6c53eccccfd7e874b8b5018ec96

Analysis

max time kernel
66s
max time network
70s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20241211-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20241211-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
16-12-2024 09:46

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General

Target

Setup (password is THEPIRATEBAY007).zip
Size

5.1MB
MD5

5a7b05af6be77d411d38e4b9603de6fb
SHA1

890c2441287979341aea951ff1dd0e4e692493bf
SHA256

f9ff859f39a9e54d733f9c3da77a0c42a4f9c6c53eccccfd7e874b8b5018ec96
SHA512

ff24593ff5703675fd41c53acb35e6e36cf33baa660e23a005287eab482c6e79a0cd922efb2b82a6cdec3b8b425f6aeb37f71340b0cbca6ecc2f70475b4c3b2e
SSDEEP

98304:Qay8P3DkDOgkjEBA43Or6uDfilxC0v+3ECjIir05+JKe5G6tZTaD027+mo:Qay8/6vDBAuOr6kYp+tEK6eKe5GoZF2k

Score

10^/10

fickerstealer discovery infostealer

Malware Config

Extracted

Family

fickerstealer

45.93.201.181:80

Signatures

Fickerstealer
Ficker is an infostealer written in Rust and ASM.
infostealer fickerstealer
Fickerstealer family
fickerstealer

Executes dropped EXE 2 IoCs

pid	Process
832	Setup.exe
1592	Setup.exe

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
27	api.ipify.org

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Setup.exe

Suspicious behavior: EnumeratesProcesses 42 IoCs

pid	Process
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe
832	Setup.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4748	7zFM.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeRestorePrivilege	4748	7zFM.exe
Token: 35	4748	7zFM.exe
Token: SeSecurityPrivilege	4748	7zFM.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4748	7zFM.exe
4748	7zFM.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
832	Setup.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87
PID 832 wrote to memory of 1592	832	Setup.exe	87

C:\Program Files\7-Zip\7zFM.exe
"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\Setup (password is THEPIRATEBAY007).zip"
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4748

C:\Users\Admin\Desktop\Setup.exe
"C:\Users\Admin\Desktop\Setup.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:832
- C:\Users\Admin\Desktop\Setup.exe
  "C:\Users\Admin\Desktop\Setup.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1592

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\krosqm.txt

Filesize
14B

MD5
2c807857a435aa8554d595bd14ed35d1

SHA1
9003a73beceab3d1b1cd65614347c33117041a95

SHA256
3c4fae56f61b7cdf09709c2aaf65ca47d3bf9077b1e5eb0eb1e6c5c34923eb9b

SHA512
95c6fa9f5b342ef34d896f083700ee12d55723e24aff42805bac5c1aa73f07d0db4f9d435d31a61da187edc2336252dfb38529b3f2b1d2039aa2a8e65d64a7a9

Download Submit
memory/832-5-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/1592-8-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1592-9-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1592-7-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1592-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download