amadey | ca53d2999d03224645aa0286d276d5f546a1651b09525463f1a4c9ae5214c44c

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
15/04/2024, 00:50

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General

Target

ca53d2999d03224645aa0286d276d5f546a1651b09525463f1a4c9ae5214c44c.exe
Size

1.8MB
MD5

6494e2a481a49e8ccf7faedabdf340e7
SHA1

78800e726a00b45f291456b11388d7007f8c5d65
SHA256

ca53d2999d03224645aa0286d276d5f546a1651b09525463f1a4c9ae5214c44c
SHA512

697a146ef7dd9a1d20242d8d45724ad8e59a80fc91814a2015481a7794ade56a9e7a1b6391be659397b91500a49db00d47d90925a45ed427801ba1f321f1c20d
SSDEEP

24576:r8etaVzAJSZG9sj+BhL2pEHdOLqAJrWwH6tUXnfVMtktOuXsglvMhFv:roVzAJT/vHdVARWwatMfYwbYv

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__	ca53d2999d03224645aa0286d276d5f546a1651b09525463f1a4c9ae5214c44c.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorgu.exe

Blocklisted process makes network request 2 IoCs

flow	pid	Process
43	1292	rundll32.exe
44	4824	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	ca53d2999d03224645aa0286d276d5f546a1651b09525463f1a4c9ae5214c44c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	ca53d2999d03224645aa0286d276d5f546a1651b09525463f1a4c9ae5214c44c.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-1-5-21-3198953144-1466794930-246379610-1000\Control Panel\International\Geo\Nation	explorgu.exe

Executes dropped EXE 1 IoCs

pid	Process
2880	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-1-5-21-3198953144-1466794930-246379610-1000\Software\Wine	explorgu.exe
Key opened	\REGISTRY\USER\S-1-5-21-3198953144-1466794930-246379610-1000\Software\Wine	ca53d2999d03224645aa0286d276d5f546a1651b09525463f1a4c9ae5214c44c.exe

Loads dropped DLL 3 IoCs

pid	Process
4820	rundll32.exe
1292	rundll32.exe
4824	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
644	ca53d2999d03224645aa0286d276d5f546a1651b09525463f1a4c9ae5214c44c.exe
2880	explorgu.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explorgu.job	ca53d2999d03224645aa0286d276d5f546a1651b09525463f1a4c9ae5214c44c.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
644	ca53d2999d03224645aa0286d276d5f546a1651b09525463f1a4c9ae5214c44c.exe
644	ca53d2999d03224645aa0286d276d5f546a1651b09525463f1a4c9ae5214c44c.exe
2880	explorgu.exe
2880	explorgu.exe
1292	rundll32.exe
1292	rundll32.exe
1292	rundll32.exe
1292	rundll32.exe
1292	rundll32.exe
1292	rundll32.exe
1292	rundll32.exe
1292	rundll32.exe
1292	rundll32.exe
1292	rundll32.exe
4456	powershell.exe
4456	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4456	powershell.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
644	ca53d2999d03224645aa0286d276d5f546a1651b09525463f1a4c9ae5214c44c.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 4820	2880	explorgu.exe	92
PID 2880 wrote to memory of 4820	2880	explorgu.exe	92
PID 2880 wrote to memory of 4820	2880	explorgu.exe	92
PID 4820 wrote to memory of 1292	4820	rundll32.exe	93
PID 4820 wrote to memory of 1292	4820	rundll32.exe	93
PID 1292 wrote to memory of 376	1292	rundll32.exe	94
PID 1292 wrote to memory of 376	1292	rundll32.exe	94
PID 1292 wrote to memory of 4456	1292	rundll32.exe	96
PID 1292 wrote to memory of 4456	1292	rundll32.exe	96
PID 2880 wrote to memory of 4824	2880	explorgu.exe	99
PID 2880 wrote to memory of 4824	2880	explorgu.exe	99
PID 2880 wrote to memory of 4824	2880	explorgu.exe	99

C:\Users\Admin\AppData\Local\Temp\ca53d2999d03224645aa0286d276d5f546a1651b09525463f1a4c9ae5214c44c.exe
"C:\Users\Admin\AppData\Local\Temp\ca53d2999d03224645aa0286d276d5f546a1651b09525463f1a4c9ae5214c44c.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
- Suspicious use of FindShellTrayWindow
PID:644

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:2880
- 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:4820
- - 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:1292
  - - C:\Windows\system32\netsh.exe
      netsh wlan show profiles
      4⤵
      PID:376
  - - 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\198953144146_Desktop.zip' -CompressionLevel Optimal
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4456
- 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:4824

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
6494e2a481a49e8ccf7faedabdf340e7

SHA1
78800e726a00b45f291456b11388d7007f8c5d65

SHA256
ca53d2999d03224645aa0286d276d5f546a1651b09525463f1a4c9ae5214c44c

SHA512
697a146ef7dd9a1d20242d8d45724ad8e59a80fc91814a2015481a7794ade56a9e7a1b6391be659397b91500a49db00d47d90925a45ed427801ba1f321f1c20d

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wapjwmmk.4n5.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/644-8-0x00000000049F0000-0x00000000049F1000-memory.dmp

Filesize
4KB

Download
memory/644-4-0x0000000004A10000-0x0000000004A11000-memory.dmp

Filesize
4KB

Download
memory/644-6-0x00000000049E0000-0x00000000049E1000-memory.dmp

Filesize
4KB

Download
memory/644-7-0x0000000004A00000-0x0000000004A01000-memory.dmp

Filesize
4KB

Download
memory/644-0-0x0000000000070000-0x0000000000507000-memory.dmp

Filesize
4.6MB

Download
memory/644-9-0x0000000004A40000-0x0000000004A41000-memory.dmp

Filesize
4KB

Download
memory/644-11-0x0000000004A60000-0x0000000004A61000-memory.dmp

Filesize
4KB

Download
memory/644-10-0x0000000004A70000-0x0000000004A71000-memory.dmp

Filesize
4KB

Download
memory/644-16-0x0000000000070000-0x0000000000507000-memory.dmp

Filesize
4.6MB

Download
memory/644-5-0x0000000004A50000-0x0000000004A51000-memory.dmp

Filesize
4KB

Download
memory/644-3-0x0000000004A20000-0x0000000004A21000-memory.dmp

Filesize
4KB

Download
memory/644-2-0x0000000000070000-0x0000000000507000-memory.dmp

Filesize
4.6MB

Download
memory/644-1-0x0000000076EE4000-0x0000000076EE6000-memory.dmp

Filesize
8KB

Download
memory/2880-28-0x0000000004D10000-0x0000000004D11000-memory.dmp

Filesize
4KB

Download
memory/2880-56-0x00000000001D0000-0x0000000000667000-memory.dmp

Filesize
4.6MB

Download
memory/2880-23-0x0000000004CA0000-0x0000000004CA1000-memory.dmp

Filesize
4KB

Download
memory/2880-26-0x0000000004C90000-0x0000000004C91000-memory.dmp

Filesize
4KB

Download
memory/2880-24-0x0000000004CF0000-0x0000000004CF1000-memory.dmp

Filesize
4KB

Download
memory/2880-27-0x0000000004CE0000-0x0000000004CE1000-memory.dmp

Filesize
4KB

Download
memory/2880-29-0x0000000004D00000-0x0000000004D01000-memory.dmp

Filesize
4KB

Download
memory/2880-22-0x0000000004CC0000-0x0000000004CC1000-memory.dmp

Filesize
4KB

Download
memory/2880-30-0x00000000001D0000-0x0000000000667000-memory.dmp

Filesize
4.6MB

Download
memory/2880-21-0x0000000004CB0000-0x0000000004CB1000-memory.dmp

Filesize
4KB

Download
memory/2880-20-0x00000000001D0000-0x0000000000667000-memory.dmp

Filesize
4.6MB

Download
memory/2880-87-0x00000000001D0000-0x0000000000667000-memory.dmp

Filesize
4.6MB

Download
memory/2880-86-0x00000000001D0000-0x0000000000667000-memory.dmp

Filesize
4.6MB

Download
memory/2880-85-0x00000000001D0000-0x0000000000667000-memory.dmp

Filesize
4.6MB

Download
memory/2880-84-0x00000000001D0000-0x0000000000667000-memory.dmp

Filesize
4.6MB

Download
memory/2880-25-0x0000000004C80000-0x0000000004C81000-memory.dmp

Filesize
4KB

Download
memory/2880-83-0x00000000001D0000-0x0000000000667000-memory.dmp

Filesize
4.6MB

Download
memory/2880-82-0x00000000001D0000-0x0000000000667000-memory.dmp

Filesize
4.6MB

Download
memory/2880-81-0x00000000001D0000-0x0000000000667000-memory.dmp

Filesize
4.6MB

Download
memory/2880-65-0x00000000001D0000-0x0000000000667000-memory.dmp

Filesize
4.6MB

Download
memory/2880-66-0x00000000001D0000-0x0000000000667000-memory.dmp

Filesize
4.6MB

Download
memory/2880-19-0x00000000001D0000-0x0000000000667000-memory.dmp

Filesize
4.6MB

Download
memory/2880-78-0x00000000001D0000-0x0000000000667000-memory.dmp

Filesize
4.6MB

Download
memory/2880-79-0x00000000001D0000-0x0000000000667000-memory.dmp

Filesize
4.6MB

Download
memory/2880-80-0x00000000001D0000-0x0000000000667000-memory.dmp

Filesize
4.6MB

Download
memory/4456-64-0x00007FFECB610000-0x00007FFECC0D1000-memory.dmp

Filesize
10.8MB

Download
memory/4456-58-0x0000018FE46C0000-0x0000018FE46CA000-memory.dmp

Filesize
40KB

Download
memory/4456-57-0x0000018FE46E0000-0x0000018FE46F2000-memory.dmp

Filesize
72KB

Download
memory/4456-55-0x0000018FC9B90000-0x0000018FC9BA0000-memory.dmp

Filesize
64KB

Download
memory/4456-54-0x0000018FC9B90000-0x0000018FC9BA0000-memory.dmp

Filesize
64KB

Download
memory/4456-53-0x00007FFECB610000-0x00007FFECC0D1000-memory.dmp

Filesize
10.8MB

Download
memory/4456-52-0x0000018FE4330000-0x0000018FE4352000-memory.dmp

Filesize
136KB

Download