fickerstealer | 34f3b9f234678b539bda501e05a084b037f5f6f5a1e2973c60cfd27902646403

Analysis

max time kernel
141s
max time network
146s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
01-02-2024 02:21

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General

Target

85acb9da285b48bd88be93544e6ab891.exe
Size

459KB
MD5

85acb9da285b48bd88be93544e6ab891
SHA1

945753fdead292267dd73120e12f32c6e7de8905
SHA256

34f3b9f234678b539bda501e05a084b037f5f6f5a1e2973c60cfd27902646403
SHA512

06ed567fa7e6a145b0b2bec36ebe10e664cfe1476b268e2f73b130701f451f0ef28dfe5307dc3d95a9e25b399513ba8a1c83ead498d5e964abbd72fd942e8e2c
SSDEEP

12288:yWnteGBAllxpnSqey0YXRWYTGMW0rwrsu:yewnHFUYTGh3

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:

85acb9da285b48bd88be93544e6ab891.exe

description pid process target process

PID 1456 set thread context of 2116 1456 85acb9da285b48bd88be93544e6ab891.exe 85acb9da285b48bd88be93544e6ab891.exe

flow	ioc
3	api.ipify.org

description	pid	process	target process
PID 1456 set thread context of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

85acb9da285b48bd88be93544e6ab891.exe

C:\Users\Admin\AppData\Local\Temp\85acb9da285b48bd88be93544e6ab891.exe
"C:\Users\Admin\AppData\Local\Temp\85acb9da285b48bd88be93544e6ab891.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1456
- C:\Users\Admin\AppData\Local\Temp\85acb9da285b48bd88be93544e6ab891.exe
  "C:\Users\Admin\AppData\Local\Temp\85acb9da285b48bd88be93544e6ab891.exe"
  2⤵
  PID:2116

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/1456-2-0x0000000000230000-0x0000000000330000-memory.dmp

Filesize
1024KB

Download
memory/1456-4-0x00000000003A0000-0x00000000003E7000-memory.dmp

Filesize
284KB

Download
memory/2116-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2116-5-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2116-7-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2116-8-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2116-14-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download

description	pid	process	target process
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe
PID 1456 wrote to memory of 2116	1456	85acb9da285b48bd88be93544e6ab891.exe	85acb9da285b48bd88be93544e6ab891.exe