amadey | fedb08b3ec7034a15e9dee7ed4dec1a854fb78e74285e1ee05c90f9e9e4f8b3e

Analysis

max time kernel
142s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
02/02/2024, 03:29

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General

Target
file.exe
Size 413KB
Sample240202-d1wsrafafp
SHA256 fedb08b3ec7034a15e9dee7ed4dec1a854fb78e74285e1ee05c90f9e9e4f8b3e
MD5 d467222c3bd563cb72fa49302f80b079
SHA1 9335e2a36abb8309d8a2075faf78d66b968b2a91
SHA512 484b6c427e28193ddb73dd7062e2bfbd132ddc72ce4811bfe08784669de30e4b92bc27140373f62a4ce651401000a3c505188620c43da410bf6b0799a0791fa7
SSDEEP 6144:0UorLrzMYSnDyTtDOYtf3J7+YZIPcrPJruPWeX2/e1Cw+GOpumhauZef6P5rwmx:0vcYZD17DMPWev1Cb3umhauZef6a
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

amadey spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

4.17

http://193.233.132.167

Attributes

install_dir
4d0ab15804
install_file
chrosha.exe
strings_key
1a9519d7b465e1f4880fa09a6162d768
url_paths
/enigma/index.php

rc4.plain

Signatures

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

Blocklisted process makes network request 2 IoCs

flow	pid	Process
42	4260	rundll32.exe
49	3204	rundll32.exe

Downloads MZ/PE file

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Control Panel\International\Geo\Nation	chrosha.exe

Executes dropped EXE 1 IoCs

pid	Process
3168	chrosha.exe

Loads dropped DLL 3 IoCs

pid	Process
3680	rundll32.exe
4260	rundll32.exe
3204	rundll32.exe

Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\chrosha.job	file.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4260	rundll32.exe
4260	rundll32.exe
4260	rundll32.exe
4260	rundll32.exe
4260	rundll32.exe
4260	rundll32.exe
4260	rundll32.exe
4260	rundll32.exe
4260	rundll32.exe
4260	rundll32.exe
5052	powershell.exe
5052	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5052	powershell.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3988	file.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3168 wrote to memory of 3680	3168	chrosha.exe	93
PID 3168 wrote to memory of 3680	3168	chrosha.exe	93
PID 3168 wrote to memory of 3680	3168	chrosha.exe	93
PID 3680 wrote to memory of 4260	3680	rundll32.exe	94
PID 3680 wrote to memory of 4260	3680	rundll32.exe	94
PID 4260 wrote to memory of 1804	4260	rundll32.exe	96
PID 4260 wrote to memory of 1804	4260	rundll32.exe	96
PID 4260 wrote to memory of 5052	4260	rundll32.exe	97
PID 4260 wrote to memory of 5052	4260	rundll32.exe	97
PID 3168 wrote to memory of 3204	3168	chrosha.exe	99
PID 3168 wrote to memory of 3204	3168	chrosha.exe	99
PID 3168 wrote to memory of 3204	3168	chrosha.exe	99

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of FindShellTrayWindow
PID:3988

C:\Users\Admin\AppData\Local\Temp\4d0ab15804\chrosha.exe
C:\Users\Admin\AppData\Local\Temp\4d0ab15804\chrosha.exe
1⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3168
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll, Main
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:3680
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4260
  - - C:\Windows\system32\netsh.exe
      netsh wlan show profiles
      4⤵
      PID:1804
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -Command Compress-Archive -Path 'C:\Users\Admin\AppData\Local\Temp\_Files_\' -DestinationPath 'C:\Users\Admin\AppData\Local\Temp\815711207184_Desktop.zip' -CompressionLevel Optimal
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:5052
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll, Main
  2⤵
  - Blocklisted process makes network request
  - Loads dropped DLL
  PID:3204

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

chrosha.exe

Path C:\Users\Admin\AppData\Local\Temp\4d0ab15804\chrosha.exe
Size 413KB
SHA256 fedb08b3ec7034a15e9dee7ed4dec1a854fb78e74285e1ee05c90f9e9e4f8b3e
MD5 d467222c3bd563cb72fa49302f80b079
SHA1 9335e2a36abb8309d8a2075faf78d66b968b2a91
SHA512 484b6c427e28193ddb73dd7062e2bfbd132ddc72ce4811bfe08784669de30e4b92bc27140373f62a4ce651401000a3c505188620c43da410bf6b0799a0791fa7
SSDEEP 6144:0UorLrzMYSnDyTtDOYtf3J7+YZIPcrPJruPWeX2/e1Cw+GOpumhauZef6P5rwmx:0vcYZD17DMPWev1Cb3umhauZef6a
MD5 SHA1 SHA512 SSDEEP

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__PSScriptPolicyTest_uddjmxms.jco.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uddjmxms.jco.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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clip64.dll

Path C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll
Size 109KB
SHA256 5f431129f97f3d56929f1e5584819e091bd6c854d7e18503074737fc6d79e33f
MD5 154c3f1334dd435f562672f2664fea6b
SHA1 51dd25e2ba98b8546de163b8f26e2972a90c2c79
SHA512 1bca69bbcdb7ecd418769e9d4befc458f9f8e3cee81feb7316bb61e189e2904f4431e4cc7d291e179a5dec441b959d428d8e433f579036f763bbad6460222841
SSDEEP 3072:D4uSD+ZwruS0bGYuZRtasSVh/QEIegRQod4l:kuTiabruZR8JSlD4l
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll
Size 1.2MB
SHA256 83e3df5bec15d5333935bea8b719a6d677e2fb3dc1cf9e18e7b82fd0438285c7
MD5 f35b671fda2603ec30ace10946f11a90
SHA1 059ad6b06559d4db581b1879e709f32f80850872
SHA512 b5fa27d08c64727cef7fdda5e68054a4359cd697df50d70d1d90da583195959a139066a6214531bbc5f20cd4f9bc1ca3e4244396547381291a6a1d2df9cf8705
SSDEEP 24576:2vkQL6YY4wMPSYZofkf0Gh6Pi41+a9uyP5dggv4+yC7:2sMPSYcS5wPi095PbgS4
MD5 SHA1 SHA512 SSDEEP

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memory/5052-18-0x000002276F850000-0x000002276F872000-memory.dmp

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memory/5052-28-0x00007FFCA0C40000-0x00007FFCA1701000-memory.dmp

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memory/5052-30-0x000002276FB80000-0x000002276FB90000-memory.dmp

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memory/5052-29-0x000002276FB80000-0x000002276FB90000-memory.dmp

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memory/5052-32-0x000002276F8E0000-0x000002276F8EA000-memory.dmp

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memory/5052-31-0x000002276FB20000-0x000002276FB32000-memory.dmp

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memory/5052-38-0x00007FFCA0C40000-0x00007FFCA1701000-memory.dmp

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