fickerstealer | 55c76c4160faaf104652eb6da27dda571da4c92a1d4be2e17885c7d0ff3bcbc8

Analysis

max time kernel
134s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
31/08/2024, 09:27

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General

Target

cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe
Size

368KB
MD5

cc8e8bed26e01bd70934e3694d47539f
SHA1

a82c59683d4763347951eeaf71f94568ea3678d9
SHA256

55c76c4160faaf104652eb6da27dda571da4c92a1d4be2e17885c7d0ff3bcbc8
SHA512

24cbe8822c99ecbab6b102be7045e16b5236fe4d1ae63a74e391328633ad4fc7e3d21eb3a6f01222f95643caf5c2ad2e18bf185dd1911ecf4d481129d4b657a5
SSDEEP

6144:Ke7+66+IWTs/ZrTcNgQitIBhAAK6zIwxCAVcE7Oew073WmJrI1y7Nc/FvwMP:KM+6trAVcrituY/wxrKh0PJZcNv5P

Score

10^/10

fickerstealer discovery infostealer

Malware Config

Extracted

Family

fickerstealer

144.217.66.137:81

Signatures

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

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
12	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 856 set thread context of 3680	856	cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe	87

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4868	856	WerFault.exe	84

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	cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 856 wrote to memory of 3680	856	cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe	87
PID 856 wrote to memory of 3680	856	cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe	87
PID 856 wrote to memory of 3680	856	cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe	87
PID 856 wrote to memory of 3680	856	cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe	87
PID 856 wrote to memory of 3680	856	cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe	87
PID 856 wrote to memory of 3680	856	cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe	87
PID 856 wrote to memory of 3680	856	cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe	87
PID 856 wrote to memory of 3680	856	cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe	87
PID 856 wrote to memory of 3680	856	cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe	87
PID 856 wrote to memory of 3680	856	cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe	87
PID 856 wrote to memory of 3680	856	cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe	87
PID 856 wrote to memory of 3680	856	cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe	87
PID 856 wrote to memory of 3680	856	cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:856
- C:\Users\Admin\AppData\Local\Temp\cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\cc8e8bed26e01bd70934e3694d47539f_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3680
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 856 -s 576
  2⤵
  - Program crash
  PID:4868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 856 -ip 856
1⤵
PID:3296

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\kaosdma.txt

Filesize
13B

MD5
907326301a53876360553d631f2775c4

SHA1
e900c12c18a7295611f3e2234bc68e8dc0501e06

SHA256
d5543b3a5715587c9c0993a7f56f3e1ee445af837f62c38f2f3457a2ea8d00c8

SHA512
435c1fd96b79b70c370d6f769d44eca3e682404189ff42a6b5718c21bf9dc8358d72c115d68dc25014b8cb9c709af0e64de012103fce687cf4a340fa8f3ea2aa

Download Submit
memory/856-1-0x0000000002AE0000-0x0000000002B29000-memory.dmp

Filesize
292KB

Download
memory/3680-0-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/3680-11-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/3680-12-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/3680-18-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download