amadey | 9cda0811519068e7105a88e1fa7914172483639769f4088f49abb0ea8f2b53b7

Analysis

max time kernel
148s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31-03-2024 13:56

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General

Target

9cda0811519068e7105a88e1fa7914172483639769f4088f49abb0ea8f2b53b7.exe
Size

1.8MB
MD5

84f8a62131b758731dac05c1b6ea9354
SHA1

9f4c86697c014d0188f21e27f631692a7c6416f8
SHA256

9cda0811519068e7105a88e1fa7914172483639769f4088f49abb0ea8f2b53b7
SHA512

074b47804c317445e206471d743791714a3bf83ea4f78181f57f0f3643f341bc912e67a78609feaa93fc7a2b46adbec2db1c0cceae323048f0f501fbad35fd89
SSDEEP

24576:0HlG42OZ96DtCN2H5yVEhA6ZGw2AvLVImyJGjuXoCWpIGYdaxamraqY8wJPxbiR/:0HleOZ0BbwMjvg2KflzXd92nAYm

Score

10^/10

amadey evasion spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

4.17

http://185.215.113.32

Attributes

install_dir
00c07260dc
install_file
explorgu.exe
strings_key
461809bd97c251ba0c0c8450c7055f1d
url_paths
/yandex/index.php

rc4.plain

Signatures

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

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	9cda0811519068e7105a88e1fa7914172483639769f4088f49abb0ea8f2b53b7.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorgu.exe

Blocklisted process makes network request 2 IoCs

flow	pid	Process
56	1636	rundll32.exe
57	704	rundll32.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 4 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	9cda0811519068e7105a88e1fa7914172483639769f4088f49abb0ea8f2b53b7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	9cda0811519068e7105a88e1fa7914172483639769f4088f49abb0ea8f2b53b7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorgu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorgu.exe

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-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	explorgu.exe

Executes dropped EXE 1 IoCs

pid	Process
2780	explorgu.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Wine	9cda0811519068e7105a88e1fa7914172483639769f4088f49abb0ea8f2b53b7.exe
Key opened	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Wine	explorgu.exe

Loads dropped DLL 3 IoCs

pid	Process
3176	rundll32.exe
1636	rundll32.exe
704	rundll32.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2284	9cda0811519068e7105a88e1fa7914172483639769f4088f49abb0ea8f2b53b7.exe
2780	explorgu.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explorgu.job	9cda0811519068e7105a88e1fa7914172483639769f4088f49abb0ea8f2b53b7.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
2284	9cda0811519068e7105a88e1fa7914172483639769f4088f49abb0ea8f2b53b7.exe
2284	9cda0811519068e7105a88e1fa7914172483639769f4088f49abb0ea8f2b53b7.exe
2780	explorgu.exe
2780	explorgu.exe
1636	rundll32.exe
1636	rundll32.exe
1636	rundll32.exe
1636	rundll32.exe
1636	rundll32.exe
1636	rundll32.exe
1636	rundll32.exe
1636	rundll32.exe
1636	rundll32.exe
1636	rundll32.exe
4108	powershell.exe
4108	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4108	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2780 wrote to memory of 3176	2780	explorgu.exe	94
PID 2780 wrote to memory of 3176	2780	explorgu.exe	94
PID 2780 wrote to memory of 3176	2780	explorgu.exe	94
PID 3176 wrote to memory of 1636	3176	rundll32.exe	95
PID 3176 wrote to memory of 1636	3176	rundll32.exe	95
PID 1636 wrote to memory of 1788	1636	rundll32.exe	96
PID 1636 wrote to memory of 1788	1636	rundll32.exe	96
PID 1636 wrote to memory of 4108	1636	rundll32.exe	98
PID 1636 wrote to memory of 4108	1636	rundll32.exe	98
PID 2780 wrote to memory of 704	2780	explorgu.exe	100
PID 2780 wrote to memory of 704	2780	explorgu.exe	100
PID 2780 wrote to memory of 704	2780	explorgu.exe	100

C:\Users\Admin\AppData\Local\Temp\9cda0811519068e7105a88e1fa7914172483639769f4088f49abb0ea8f2b53b7.exe
"C:\Users\Admin\AppData\Local\Temp\9cda0811519068e7105a88e1fa7914172483639769f4088f49abb0ea8f2b53b7.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
PID:2284

C:\Users\Admin\AppData\Local\Temp\00c07260dc\explorgu.exe
C:\Users\Admin\AppData\Local\Temp\00c07260dc\explorgu.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2780
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll, Main
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:3176
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1636
  - - C:\Windows\system32\netsh.exe
      netsh wlan show profiles
      4⤵
      PID:1788
  - - 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\497073144238_Desktop.zip' -CompressionLevel Optimal
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4108
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll, Main
  2⤵
  - Blocklisted process makes network request
  - Loads dropped DLL
  PID:704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\00c07260dc\explorgu.exe

Filesize
1.8MB

MD5
84f8a62131b758731dac05c1b6ea9354

SHA1
9f4c86697c014d0188f21e27f631692a7c6416f8

SHA256
9cda0811519068e7105a88e1fa7914172483639769f4088f49abb0ea8f2b53b7

SHA512
074b47804c317445e206471d743791714a3bf83ea4f78181f57f0f3643f341bc912e67a78609feaa93fc7a2b46adbec2db1c0cceae323048f0f501fbad35fd89

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vzshmamb.prw.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll

Filesize
109KB

MD5
2afdbe3b99a4736083066a13e4b5d11a

SHA1
4d4856cf02b3123ac16e63d4a448cdbcb1633546

SHA256
8d31b39170909595b518b1a03e9ec950540fabd545ed14817cac5c84b91599ee

SHA512
d89b3c46854153e60e3fa825b394344eee33936d7dbf186af9d95c9adae54428609e3bf21a18d38fce3d96f3e0b8e4e0ed25cb5004fbe288de3aef3a85b1d93f

Download Submit
C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll

Filesize
1.2MB

MD5
92fbdfccf6a63acef2743631d16652a7

SHA1
971968b1378dd89d59d7f84bf92f16fc68664506

SHA256
b4588feacc183cd5a089f9bb950827b75df04bd5a6e67c95ff258e4a34aa0d72

SHA512
b8ea216d4a59d8858fd4128abb555f8dcf3acca9138e663b488f09dc5200db6dc11ecc235a355e801145bbbb44d7beac6147949d75d78b32fe9cfd2fa200d117

Download Submit
memory/2284-5-0x0000000004A00000-0x0000000004A01000-memory.dmp

Filesize
4KB

Download
memory/2284-3-0x0000000004A10000-0x0000000004A11000-memory.dmp

Filesize
4KB

Download
memory/2284-7-0x00000000049E0000-0x00000000049E1000-memory.dmp

Filesize
4KB

Download
memory/2284-6-0x0000000004A40000-0x0000000004A41000-memory.dmp

Filesize
4KB

Download
memory/2284-8-0x00000000049F0000-0x00000000049F1000-memory.dmp

Filesize
4KB

Download
memory/2284-9-0x0000000004A70000-0x0000000004A71000-memory.dmp

Filesize
4KB

Download
memory/2284-10-0x0000000004A60000-0x0000000004A61000-memory.dmp

Filesize
4KB

Download
memory/2284-15-0x0000000000EE0000-0x00000000013A9000-memory.dmp

Filesize
4.8MB

Download
memory/2284-0-0x0000000000EE0000-0x00000000013A9000-memory.dmp

Filesize
4.8MB

Download
memory/2284-4-0x0000000004A20000-0x0000000004A21000-memory.dmp

Filesize
4KB

Download
memory/2284-2-0x0000000000EE0000-0x00000000013A9000-memory.dmp

Filesize
4.8MB

Download
memory/2284-1-0x0000000076F64000-0x0000000076F66000-memory.dmp

Filesize
8KB

Download
memory/2780-25-0x0000000004EB0000-0x0000000004EB1000-memory.dmp

Filesize
4KB

Download
memory/2780-30-0x0000000000CB0000-0x0000000001179000-memory.dmp

Filesize
4.8MB

Download
memory/2780-23-0x0000000004EA0000-0x0000000004EA1000-memory.dmp

Filesize
4KB

Download
memory/2780-24-0x0000000004EC0000-0x0000000004EC1000-memory.dmp

Filesize
4KB

Download
memory/2780-20-0x0000000004ED0000-0x0000000004ED1000-memory.dmp

Filesize
4KB

Download
memory/2780-26-0x0000000004F20000-0x0000000004F21000-memory.dmp

Filesize
4KB

Download
memory/2780-27-0x0000000000CB0000-0x0000000001179000-memory.dmp

Filesize
4.8MB

Download
memory/2780-28-0x0000000000CB0000-0x0000000001179000-memory.dmp

Filesize
4.8MB

Download
memory/2780-29-0x0000000000CB0000-0x0000000001179000-memory.dmp

Filesize
4.8MB

Download
memory/2780-65-0x0000000000CB0000-0x0000000001179000-memory.dmp

Filesize
4.8MB

Download
memory/2780-21-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

Filesize
4KB

Download
memory/2780-19-0x0000000000CB0000-0x0000000001179000-memory.dmp

Filesize
4.8MB

Download
memory/2780-81-0x0000000000CB0000-0x0000000001179000-memory.dmp

Filesize
4.8MB

Download
memory/2780-22-0x0000000004F00000-0x0000000004F01000-memory.dmp

Filesize
4KB

Download
memory/2780-80-0x0000000000CB0000-0x0000000001179000-memory.dmp

Filesize
4.8MB

Download
memory/2780-79-0x0000000000CB0000-0x0000000001179000-memory.dmp

Filesize
4.8MB

Download
memory/2780-78-0x0000000000CB0000-0x0000000001179000-memory.dmp

Filesize
4.8MB

Download
memory/2780-77-0x0000000000CB0000-0x0000000001179000-memory.dmp

Filesize
4.8MB

Download
memory/2780-18-0x0000000000CB0000-0x0000000001179000-memory.dmp

Filesize
4.8MB

Download
memory/4108-53-0x00007FFF6B680000-0x00007FFF6C141000-memory.dmp

Filesize
10.8MB

Download
memory/4108-64-0x00007FFF6B680000-0x00007FFF6C141000-memory.dmp

Filesize
10.8MB

Download
memory/4108-58-0x00000191752B0000-0x00000191752BA000-memory.dmp

Filesize
40KB

Download
memory/4108-57-0x0000019177850000-0x0000019177862000-memory.dmp

Filesize
72KB

Download
memory/4108-56-0x00000191752C0000-0x00000191752D0000-memory.dmp

Filesize
64KB

Download
memory/4108-54-0x00000191752C0000-0x00000191752D0000-memory.dmp

Filesize
64KB

Download
memory/4108-55-0x00000191752C0000-0x00000191752D0000-memory.dmp

Filesize
64KB

Download
memory/4108-43-0x0000019174D20000-0x0000019174D42000-memory.dmp

Filesize
136KB

Download