amadey | 2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a

Analysis

max time kernel
148s
max time network
146s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
30-03-2024 17:26

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General

Target

2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.exe
Size

1.8MB
MD5

6caf9333e72489f460607a36f6d2376d
SHA1

7dd35053d023452b2f9b77236f12161f85b030c1
SHA256

2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a
SHA512

7dcefd701fc106517c813b77cd533fdb8e87b92c4c6656a9779caf482c5d069a93e597af2bb8d5ae7bafe43f8dd8f61af64ee47ea765d63392bfc71e47619702
SSDEEP

49152:9zhhjW/1TEPFMaLMPM8xX//kOvQ+Hn1NMtDjV2:9zh1MyNHIPLhkOzNWD

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

Processes:

2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.exeexplorgu.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorgu.exe

Blocklisted process makes network request 2 IoCs

Processes:

rundll32.exerundll32.exe

flow pid process

3 2888 rundll32.exe
4 2116 rundll32.exe
Downloads MZ/PE file

flow	pid	process
3	2888	rundll32.exe
4	2116	rundll32.exe

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

Processes:

explorgu.exe2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorgu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorgu.exe

Executes dropped EXE 1 IoCs

Processes:

explorgu.exe

pid process

3864 explorgu.exe

pid	process
3864	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

Processes:

explorgu.exe2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000\Software\Wine	explorgu.exe
Key opened	\REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000\Software\Wine	2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.exe

Loads dropped DLL 3 IoCs

Processes:

rundll32.exerundll32.exerundll32.exe

pid process

2792 rundll32.exe
2888 rundll32.exe
2116 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

Processes:

2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.exeexplorgu.exe

pid process

3440 2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.exe
3864 explorgu.exe
Drops file in Windows directory 1 IoCs

Processes:

2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.exe

description ioc process

File created C:\Windows\Tasks\explorgu.job 2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2792	rundll32.exe
2888	rundll32.exe
2116	rundll32.exe

description	ioc	process
File created	C:\Windows\Tasks\explorgu.job	2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.exeexplorgu.exerundll32.exepowershell.exe

pid	process
3440	2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.exe
3440	2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.exe
3864	explorgu.exe
3864	explorgu.exe
2888	rundll32.exe
2888	rundll32.exe
2888	rundll32.exe
2888	rundll32.exe
2888	rundll32.exe
2888	rundll32.exe
2888	rundll32.exe
2888	rundll32.exe
2888	rundll32.exe
2888	rundll32.exe
2344	powershell.exe
2344	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2344 powershell.exe

description	pid	process
Token: SeDebugPrivilege	2344	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

explorgu.exerundll32.exerundll32.exe

description	pid	process	target process
PID 3864 wrote to memory of 2792	3864	explorgu.exe	rundll32.exe
PID 3864 wrote to memory of 2792	3864	explorgu.exe	rundll32.exe
PID 3864 wrote to memory of 2792	3864	explorgu.exe	rundll32.exe
PID 2792 wrote to memory of 2888	2792	rundll32.exe	rundll32.exe
PID 2792 wrote to memory of 2888	2792	rundll32.exe	rundll32.exe
PID 2888 wrote to memory of 4000	2888	rundll32.exe	netsh.exe
PID 2888 wrote to memory of 4000	2888	rundll32.exe	netsh.exe
PID 2888 wrote to memory of 2344	2888	rundll32.exe	powershell.exe
PID 2888 wrote to memory of 2344	2888	rundll32.exe	powershell.exe
PID 3864 wrote to memory of 2116	3864	explorgu.exe	rundll32.exe
PID 3864 wrote to memory of 2116	3864	explorgu.exe	rundll32.exe
PID 3864 wrote to memory of 2116	3864	explorgu.exe	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.exe
"C:\Users\Admin\AppData\Local\Temp\2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a.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:3440

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
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3864
- 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:2792
- - 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:2888
  - - C:\Windows\system32\netsh.exe
      netsh wlan show profiles
      4⤵
      PID:4000
  - - 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\930051783255_Desktop.zip' -CompressionLevel Optimal
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2344
- 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:2116

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
6caf9333e72489f460607a36f6d2376d

SHA1
7dd35053d023452b2f9b77236f12161f85b030c1

SHA256
2ab76d640be9fc4cf0c70e5136145926bb8644385958e979b1d4069d60a1653a

SHA512
7dcefd701fc106517c813b77cd533fdb8e87b92c4c6656a9779caf482c5d069a93e597af2bb8d5ae7bafe43f8dd8f61af64ee47ea765d63392bfc71e47619702

Download Submit
C:\Users\Admin\AppData\Local\Temp\930051783255_Desktop.zip

Filesize
156KB

MD5
45143be0d8e41a80621dcf8487c52f7b

SHA1
4bb975e86e35509e9134e952b16f0450d2dd1b5c

SHA256
80dca09d0794ae0a9469a1d3ce611caf0315dfd9c1a50f8432de1ff5a9dce1ac

SHA512
8405488320d5c21b65c1c443871c3cd06c1a8525de19b0405a582c1ed1b910d28e97555499f8e64808b54304fe2398d90c7b75fce927c4235ea7746148afc049

Download Submit
C:\Users\Admin\AppData\Local\Temp\_Files_\WaitRegister.docx

Filesize
156KB

MD5
5d5aabd199c884e9022446a49ee7b6ba

SHA1
eefc9a1b0b9ab0614f66e9dac140c15270623bb6

SHA256
c2fbd20ae27d268a1ac4e55f4ac93050d6d4c4993ef897dcfcb3f827fe888ee8

SHA512
25afcff0f810d97114fa9cdb9010741f328ede98aebf25d826b394504513481cd0de2e263936ba0c17411458158494ea844ad254cf8c5c2a8e01faa9519c6a9a

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3cbtvwin.uqj.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/2344-61-0x00007FFEDCEF0000-0x00007FFEDD9B2000-memory.dmp

Filesize
10.8MB

Download
memory/2344-55-0x0000025D4ACC0000-0x0000025D4ACD2000-memory.dmp

Filesize
72KB

Download
memory/2344-56-0x0000025D4A840000-0x0000025D4A84A000-memory.dmp

Filesize
40KB

Download
memory/2344-54-0x0000025D324F0000-0x0000025D32500000-memory.dmp

Filesize
64KB

Download
memory/2344-53-0x0000025D324F0000-0x0000025D32500000-memory.dmp

Filesize
64KB

Download
memory/2344-51-0x0000025D324F0000-0x0000025D32500000-memory.dmp

Filesize
64KB

Download
memory/2344-50-0x00007FFEDCEF0000-0x00007FFEDD9B2000-memory.dmp

Filesize
10.8MB

Download
memory/2344-49-0x0000025D4A7D0000-0x0000025D4A7F2000-memory.dmp

Filesize
136KB

Download
memory/3440-0-0x0000000000550000-0x0000000000A17000-memory.dmp

Filesize
4.8MB

Download
memory/3440-2-0x0000000000550000-0x0000000000A17000-memory.dmp

Filesize
4.8MB

Download
memory/3440-5-0x0000000005530000-0x0000000005531000-memory.dmp

Filesize
4KB

Download
memory/3440-1-0x0000000076EE6000-0x0000000076EE8000-memory.dmp

Filesize
8KB

Download
memory/3440-7-0x0000000005510000-0x0000000005511000-memory.dmp

Filesize
4KB

Download
memory/3440-4-0x0000000005550000-0x0000000005551000-memory.dmp

Filesize
4KB

Download
memory/3440-6-0x0000000005570000-0x0000000005571000-memory.dmp

Filesize
4KB

Download
memory/3440-8-0x0000000005520000-0x0000000005521000-memory.dmp

Filesize
4KB

Download
memory/3440-9-0x0000000005590000-0x0000000005591000-memory.dmp

Filesize
4KB

Download
memory/3440-3-0x0000000005540000-0x0000000005541000-memory.dmp

Filesize
4KB

Download
memory/3440-14-0x0000000000550000-0x0000000000A17000-memory.dmp

Filesize
4.8MB

Download
memory/3864-80-0x0000000000200000-0x00000000006C7000-memory.dmp

Filesize
4.8MB

Download
memory/3864-24-0x0000000004D10000-0x0000000004D11000-memory.dmp

Filesize
4KB

Download
memory/3864-18-0x0000000000200000-0x00000000006C7000-memory.dmp

Filesize
4.8MB

Download
memory/3864-52-0x0000000000200000-0x00000000006C7000-memory.dmp

Filesize
4.8MB

Download
memory/3864-21-0x0000000004D20000-0x0000000004D21000-memory.dmp

Filesize
4KB

Download
memory/3864-19-0x0000000004D30000-0x0000000004D31000-memory.dmp

Filesize
4KB

Download
memory/3864-26-0x0000000004D90000-0x0000000004D91000-memory.dmp

Filesize
4KB

Download
memory/3864-25-0x0000000004D80000-0x0000000004D81000-memory.dmp

Filesize
4KB

Download
memory/3864-23-0x0000000004D00000-0x0000000004D01000-memory.dmp

Filesize
4KB

Download
memory/3864-17-0x0000000000200000-0x00000000006C7000-memory.dmp

Filesize
4.8MB

Download
memory/3864-20-0x0000000004D40000-0x0000000004D41000-memory.dmp

Filesize
4KB

Download
memory/3864-63-0x0000000000200000-0x00000000006C7000-memory.dmp

Filesize
4.8MB

Download
memory/3864-22-0x0000000004D60000-0x0000000004D61000-memory.dmp

Filesize
4KB

Download
memory/3864-75-0x0000000000200000-0x00000000006C7000-memory.dmp

Filesize
4.8MB

Download
memory/3864-76-0x0000000000200000-0x00000000006C7000-memory.dmp

Filesize
4.8MB

Download
memory/3864-77-0x0000000000200000-0x00000000006C7000-memory.dmp

Filesize
4.8MB

Download
memory/3864-78-0x0000000000200000-0x00000000006C7000-memory.dmp

Filesize
4.8MB

Download
memory/3864-79-0x0000000000200000-0x00000000006C7000-memory.dmp

Filesize
4.8MB

Download
memory/3864-27-0x0000000000200000-0x00000000006C7000-memory.dmp

Filesize
4.8MB

Download
memory/3864-81-0x0000000000200000-0x00000000006C7000-memory.dmp

Filesize
4.8MB

Download