fickerstealer | b902e1f3442956ea6c039a41b19fd94517fd70882b433d7958bbe6d481123b62

Analysis

max time kernel
142s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
14-02-2024 08:33

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General

Target

9b36c90f30bd2fddc8dd31652121f68c.exe
Size

529KB
MD5

9b36c90f30bd2fddc8dd31652121f68c
SHA1

a6de8b0926e2ee724e6b377dd6309db1817b1c8d
SHA256

b902e1f3442956ea6c039a41b19fd94517fd70882b433d7958bbe6d481123b62
SHA512

f9ce98ce554f72b544d939b1714c76bebe7b95238aef7921db68064a797e4abad839b82415b1455d51a53a013ef1ab6dbf1a942bc419f69210e13e081d18e778
SSDEEP

12288:VO3CZpG0g7cWlVtR4nre3JyDoZI2MW0rwrsu:rZpG0QPin63JaoZI2h3

Score

10^/10

fickerstealer infostealer

Malware Config

Extracted

Family

fickerstealer

80.87.192.115:80

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.

Processes:

flow	ioc
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

9b36c90f30bd2fddc8dd31652121f68c.exe

description	pid	Process	procid_target
PID 2240 set thread context of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

9b36c90f30bd2fddc8dd31652121f68c.exe

description	pid	Process	procid_target
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28
PID 2240 wrote to memory of 2864	2240	9b36c90f30bd2fddc8dd31652121f68c.exe	28

C:\Users\Admin\AppData\Local\Temp\9b36c90f30bd2fddc8dd31652121f68c.exe
"C:\Users\Admin\AppData\Local\Temp\9b36c90f30bd2fddc8dd31652121f68c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Users\Admin\AppData\Local\Temp\9b36c90f30bd2fddc8dd31652121f68c.exe
  "C:\Users\Admin\AppData\Local\Temp\9b36c90f30bd2fddc8dd31652121f68c.exe"
  2⤵
  PID:2864

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\ProgramData\kaosdma.txt

Filesize
12B

MD5
8cf4dec152a9d79a3d62202b886eda9b

SHA1
0c1b3d3d02c0b655aa3526a58486b84872f18cc2

SHA256
c30e56c9c8fe30ffa4a4ff712cf2fa1808ee82ca258cd4c8ebefcc82250b6c01

SHA512
a5a65f0604f8553d0be07bd5214db52d3f167e7511d29cb64e3fa9d8c510cc79976ff2a5acb9b8c09b666f306ac8e4ad389f9a2de3ca46d57b1e91060a4c50fd

Download Submit
memory/2240-2-0x00000000023D0000-0x0000000002417000-memory.dmp

Filesize
284KB

Download
memory/2240-1-0x0000000000270000-0x0000000000370000-memory.dmp

Filesize
1024KB

Download
memory/2864-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2864-5-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2864-7-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2864-8-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2864-14-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download