amadey | 8f7ecfcea350d8e91e6bb9083833f37b57aa78d15022b68c407055e2463bd982

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 19:12

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General

Target

1cb2277eead0aab1238acbbff542f7d6307542e95025dda95856efeb7bc12a2a.exe
Size

320KB
MD5

49302c87b30d9bcb659e9a43e23d1a35
SHA1

158af98db3289bffa6b03298388b58c60767c686
SHA256

1cb2277eead0aab1238acbbff542f7d6307542e95025dda95856efeb7bc12a2a
SHA512

be18bcdcb8bbf1b2cae94571e87a1487d1eda7f269204a93cb782532114cff7872df250cd3cfaa0a1a8dea3b35a8a8de9b3026409019c0a28a2d854a8de9bbb6
SSDEEP

6144:KCy+bnr+Hp0yN90QEIrKEP3ve7yRfsK6KRFjEXtaBv7uNC3QdGYHeZDSRA:KMrTy90SKU/e7RK6KRdEXYp7PQj0b

Score

10^/10

amadey mystic 59b440 persistence stealer trojan

Malware Config

Extracted

Family

amadey

Version

3.87

Botnet

59b440

http://77.91.68.18

Attributes

install_dir
b40d11255d
install_file
saves.exe
strings_key
fa622dfc42544927a6471829ee1fa9fe
url_paths
/nice/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey

Detect Mystic stealer payload 1 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m0401484.exe	mystic_family

Mystic
Mystic is an infostealer written in C++.
stealer mystic

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

l0162996.exesaves.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation	l0162996.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation	saves.exe

Executes dropped EXE 5 IoCs

Processes:

l0162996.exesaves.exem0401484.exesaves.exesaves.exe

pid process

1444 l0162996.exe
948 saves.exe
1596 m0401484.exe
3432 saves.exe
2168 saves.exe

pid	process
1444	l0162996.exe
948	saves.exe
1596	m0401484.exe
3432	saves.exe
2168	saves.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

1cb2277eead0aab1238acbbff542f7d6307542e95025dda95856efeb7bc12a2a.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	1cb2277eead0aab1238acbbff542f7d6307542e95025dda95856efeb7bc12a2a.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

3860 schtasks.exe

pid	process
3860	schtasks.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

1cb2277eead0aab1238acbbff542f7d6307542e95025dda95856efeb7bc12a2a.exel0162996.exesaves.execmd.exe

description	pid	process	target process
PID 4588 wrote to memory of 1444	4588	1cb2277eead0aab1238acbbff542f7d6307542e95025dda95856efeb7bc12a2a.exe	l0162996.exe
PID 4588 wrote to memory of 1444	4588	1cb2277eead0aab1238acbbff542f7d6307542e95025dda95856efeb7bc12a2a.exe	l0162996.exe
PID 4588 wrote to memory of 1444	4588	1cb2277eead0aab1238acbbff542f7d6307542e95025dda95856efeb7bc12a2a.exe	l0162996.exe
PID 1444 wrote to memory of 948	1444	l0162996.exe	saves.exe
PID 1444 wrote to memory of 948	1444	l0162996.exe	saves.exe
PID 1444 wrote to memory of 948	1444	l0162996.exe	saves.exe
PID 4588 wrote to memory of 1596	4588	1cb2277eead0aab1238acbbff542f7d6307542e95025dda95856efeb7bc12a2a.exe	m0401484.exe
PID 4588 wrote to memory of 1596	4588	1cb2277eead0aab1238acbbff542f7d6307542e95025dda95856efeb7bc12a2a.exe	m0401484.exe
PID 4588 wrote to memory of 1596	4588	1cb2277eead0aab1238acbbff542f7d6307542e95025dda95856efeb7bc12a2a.exe	m0401484.exe
PID 948 wrote to memory of 3860	948	saves.exe	schtasks.exe
PID 948 wrote to memory of 3860	948	saves.exe	schtasks.exe
PID 948 wrote to memory of 3860	948	saves.exe	schtasks.exe
PID 948 wrote to memory of 4908	948	saves.exe	cmd.exe
PID 948 wrote to memory of 4908	948	saves.exe	cmd.exe
PID 948 wrote to memory of 4908	948	saves.exe	cmd.exe
PID 4908 wrote to memory of 872	4908	cmd.exe	cmd.exe
PID 4908 wrote to memory of 872	4908	cmd.exe	cmd.exe
PID 4908 wrote to memory of 872	4908	cmd.exe	cmd.exe
PID 4908 wrote to memory of 3424	4908	cmd.exe	cacls.exe
PID 4908 wrote to memory of 3424	4908	cmd.exe	cacls.exe
PID 4908 wrote to memory of 3424	4908	cmd.exe	cacls.exe
PID 4908 wrote to memory of 3112	4908	cmd.exe	cacls.exe
PID 4908 wrote to memory of 3112	4908	cmd.exe	cacls.exe
PID 4908 wrote to memory of 3112	4908	cmd.exe	cacls.exe
PID 4908 wrote to memory of 4604	4908	cmd.exe	cmd.exe
PID 4908 wrote to memory of 4604	4908	cmd.exe	cmd.exe
PID 4908 wrote to memory of 4604	4908	cmd.exe	cmd.exe
PID 4908 wrote to memory of 2316	4908	cmd.exe	cacls.exe
PID 4908 wrote to memory of 2316	4908	cmd.exe	cacls.exe
PID 4908 wrote to memory of 2316	4908	cmd.exe	cacls.exe
PID 4908 wrote to memory of 4512	4908	cmd.exe	cacls.exe
PID 4908 wrote to memory of 4512	4908	cmd.exe	cacls.exe
PID 4908 wrote to memory of 4512	4908	cmd.exe	cacls.exe

C:\Users\Admin\AppData\Local\Temp\1cb2277eead0aab1238acbbff542f7d6307542e95025dda95856efeb7bc12a2a.exe
"C:\Users\Admin\AppData\Local\Temp\1cb2277eead0aab1238acbbff542f7d6307542e95025dda95856efeb7bc12a2a.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4588

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l0162996.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l0162996.exe
2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1444

C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
"C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe"
3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:948

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN saves.exe /TR "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe" /F
4⤵
- Creates scheduled task(s)
PID:3860

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k echo Y|CACLS "saves.exe" /P "Admin:N"&&CACLS "saves.exe" /P "Admin:R" /E&&echo Y|CACLS "..\b40d11255d" /P "Admin:N"&&CACLS "..\b40d11255d" /P "Admin:R" /E&&Exit
4⤵
- Suspicious use of WriteProcessMemory
PID:4908

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /S /D /c" echo Y"
5⤵
PID:872

C:\Windows\SysWOW64\cacls.exe
CACLS "saves.exe" /P "Admin:N"
5⤵
PID:3424

C:\Windows\SysWOW64\cacls.exe
CACLS "saves.exe" /P "Admin:R" /E
5⤵
PID:3112

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /S /D /c" echo Y"
5⤵
PID:4604

C:\Windows\SysWOW64\cacls.exe
CACLS "..\b40d11255d" /P "Admin:N"
5⤵
PID:2316

C:\Windows\SysWOW64\cacls.exe
CACLS "..\b40d11255d" /P "Admin:R" /E
5⤵
PID:4512

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m0401484.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m0401484.exe
2⤵
- Executes dropped EXE
PID:1596

C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
1⤵
- Executes dropped EXE
PID:3432

C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
1⤵
- Executes dropped EXE
PID:2168

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l0162996.exe
Filesize
336KB

MD5
203d31724da362ad17ad5508a220ff41

SHA1
aa9b35b8baf97bbceaa15abab56a885cdf378f84

SHA256
631c64e2e865e763c704d3a3a0b9c58c428f1cc93ba022eabfeb846869bd8e6d

SHA512
5bc62fcd95096851f38c1c4e56b70a1347512e893466e2dba00e6c6f7f4ad2531d28eaf7711bc3907642c5d1ea6fcd9eb7feda2018635f50ebb56f92994671ca

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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m0401484.exe
Filesize
141KB

MD5
a551f4027ec2c2a9e6444bb50f011d94

SHA1
56e5cc596e006ffa885463c91fb45fd33dd0385d

SHA256
4020fdfde2faff7ded9fe4bcbde17eac766bf54fb7764b251e5fe9147f4b91c0

SHA512
fad89eac2f771ccc3c35504d82da589f3ec9bbdab50a080e210581596ca876b1ff2aaf034b47e10869802ac5aa3f399c471707d15cb454633db6806a35bf6db8

Download Submit