amadey | 264ca882bd1975bf6625c0a4390f664481218b5fac809f4ac80ae329f1dde0ec

Analysis

max time kernel
146s
max time network
135s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
31/03/2024, 10:00

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General

Target

264ca882bd1975bf6625c0a4390f664481218b5fac809f4ac80ae329f1dde0ec.exe
Size

1.8MB
MD5

18eccd17eaef8bdfee55314a6adf567e
SHA1

60e5492e1ea5f8f356db58f7e32b384799ae4075
SHA256

264ca882bd1975bf6625c0a4390f664481218b5fac809f4ac80ae329f1dde0ec
SHA512

2ba568cc4ad1e3544241c572297367f8e530462bd9d76e9815584d6118241f9306447a1aa28700d94f4fe7872fc8937de360a204938c99c1d8fb3163aad150c1
SSDEEP

49152:2cgNtnk87hdnP9YKtGRVjnJHmc3slLR7AG:CpP7hqRVjnJJ3qR

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__	264ca882bd1975bf6625c0a4390f664481218b5fac809f4ac80ae329f1dde0ec.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorgu.exe

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	2152	rundll32.exe
4	556	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	264ca882bd1975bf6625c0a4390f664481218b5fac809f4ac80ae329f1dde0ec.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	264ca882bd1975bf6625c0a4390f664481218b5fac809f4ac80ae329f1dde0ec.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorgu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorgu.exe

Executes dropped EXE 1 IoCs

pid	Process
3380	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-1-5-21-4280069375-290121026-380765049-1000\Software\Wine	264ca882bd1975bf6625c0a4390f664481218b5fac809f4ac80ae329f1dde0ec.exe
Key opened	\REGISTRY\USER\S-1-5-21-4280069375-290121026-380765049-1000\Software\Wine	explorgu.exe

Loads dropped DLL 3 IoCs

pid	Process
3956	rundll32.exe
2152	rundll32.exe
556	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
4436	264ca882bd1975bf6625c0a4390f664481218b5fac809f4ac80ae329f1dde0ec.exe
3380	explorgu.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explorgu.job	264ca882bd1975bf6625c0a4390f664481218b5fac809f4ac80ae329f1dde0ec.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
4436	264ca882bd1975bf6625c0a4390f664481218b5fac809f4ac80ae329f1dde0ec.exe
4436	264ca882bd1975bf6625c0a4390f664481218b5fac809f4ac80ae329f1dde0ec.exe
3380	explorgu.exe
3380	explorgu.exe
2152	rundll32.exe
2152	rundll32.exe
2152	rundll32.exe
2152	rundll32.exe
2152	rundll32.exe
2152	rundll32.exe
2152	rundll32.exe
2152	rundll32.exe
2152	rundll32.exe
2152	rundll32.exe
2024	powershell.exe
2024	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2024	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3380 wrote to memory of 3956	3380	explorgu.exe	77
PID 3380 wrote to memory of 3956	3380	explorgu.exe	77
PID 3380 wrote to memory of 3956	3380	explorgu.exe	77
PID 3956 wrote to memory of 2152	3956	rundll32.exe	78
PID 3956 wrote to memory of 2152	3956	rundll32.exe	78
PID 2152 wrote to memory of 4068	2152	rundll32.exe	79
PID 2152 wrote to memory of 4068	2152	rundll32.exe	79
PID 2152 wrote to memory of 2024	2152	rundll32.exe	81
PID 2152 wrote to memory of 2024	2152	rundll32.exe	81
PID 3380 wrote to memory of 556	3380	explorgu.exe	83
PID 3380 wrote to memory of 556	3380	explorgu.exe	83
PID 3380 wrote to memory of 556	3380	explorgu.exe	83

C:\Users\Admin\AppData\Local\Temp\264ca882bd1975bf6625c0a4390f664481218b5fac809f4ac80ae329f1dde0ec.exe
"C:\Users\Admin\AppData\Local\Temp\264ca882bd1975bf6625c0a4390f664481218b5fac809f4ac80ae329f1dde0ec.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:4436

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:3380
- 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:3956
- - 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:2152
  - - C:\Windows\system32\netsh.exe
      netsh wlan show profiles
      4⤵
      PID:4068
  - - 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\280069375290_Desktop.zip' -CompressionLevel Optimal
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2024
- 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:556

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
18eccd17eaef8bdfee55314a6adf567e

SHA1
60e5492e1ea5f8f356db58f7e32b384799ae4075

SHA256
264ca882bd1975bf6625c0a4390f664481218b5fac809f4ac80ae329f1dde0ec

SHA512
2ba568cc4ad1e3544241c572297367f8e530462bd9d76e9815584d6118241f9306447a1aa28700d94f4fe7872fc8937de360a204938c99c1d8fb3163aad150c1

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_up031lcx.lrh.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/2024-64-0x00007FF9BC7D0000-0x00007FF9BD292000-memory.dmp

Filesize
10.8MB

Download
memory/2024-58-0x0000020D31D40000-0x0000020D31D4A000-memory.dmp

Filesize
40KB

Download
memory/2024-57-0x0000020D31E00000-0x0000020D31E12000-memory.dmp

Filesize
72KB

Download
memory/2024-56-0x0000020D31DB0000-0x0000020D31DC0000-memory.dmp

Filesize
64KB

Download
memory/2024-55-0x0000020D31DB0000-0x0000020D31DC0000-memory.dmp

Filesize
64KB

Download
memory/2024-53-0x0000020D31DB0000-0x0000020D31DC0000-memory.dmp

Filesize
64KB

Download
memory/2024-52-0x00007FF9BC7D0000-0x00007FF9BD292000-memory.dmp

Filesize
10.8MB

Download
memory/2024-51-0x0000020D31D50000-0x0000020D31D72000-memory.dmp

Filesize
136KB

Download
memory/3380-29-0x0000000004B00000-0x0000000004B01000-memory.dmp

Filesize
4KB

Download
memory/3380-65-0x0000000000320000-0x00000000007E2000-memory.dmp

Filesize
4.8MB

Download
memory/3380-19-0x0000000000320000-0x00000000007E2000-memory.dmp

Filesize
4.8MB

Download
memory/3380-20-0x0000000000320000-0x00000000007E2000-memory.dmp

Filesize
4.8MB

Download
memory/3380-21-0x0000000004AB0000-0x0000000004AB1000-memory.dmp

Filesize
4KB

Download
memory/3380-27-0x0000000004AE0000-0x0000000004AE1000-memory.dmp

Filesize
4KB

Download
memory/3380-26-0x0000000004A90000-0x0000000004A91000-memory.dmp

Filesize
4KB

Download
memory/3380-25-0x0000000004A80000-0x0000000004A81000-memory.dmp

Filesize
4KB

Download
memory/3380-24-0x0000000004AF0000-0x0000000004AF1000-memory.dmp

Filesize
4KB

Download
memory/3380-23-0x0000000004AA0000-0x0000000004AA1000-memory.dmp

Filesize
4KB

Download
memory/3380-22-0x0000000004AC0000-0x0000000004AC1000-memory.dmp

Filesize
4KB

Download
memory/3380-28-0x0000000004B10000-0x0000000004B11000-memory.dmp

Filesize
4KB

Download
memory/3380-85-0x0000000000320000-0x00000000007E2000-memory.dmp

Filesize
4.8MB

Download
memory/3380-30-0x0000000000320000-0x00000000007E2000-memory.dmp

Filesize
4.8MB

Download
memory/3380-84-0x0000000000320000-0x00000000007E2000-memory.dmp

Filesize
4.8MB

Download
memory/3380-83-0x0000000000320000-0x00000000007E2000-memory.dmp

Filesize
4.8MB

Download
memory/3380-82-0x0000000000320000-0x00000000007E2000-memory.dmp

Filesize
4.8MB

Download
memory/3380-81-0x0000000000320000-0x00000000007E2000-memory.dmp

Filesize
4.8MB

Download
memory/3380-80-0x0000000000320000-0x00000000007E2000-memory.dmp

Filesize
4.8MB

Download
memory/3380-54-0x0000000000320000-0x00000000007E2000-memory.dmp

Filesize
4.8MB

Download
memory/3380-79-0x0000000000320000-0x00000000007E2000-memory.dmp

Filesize
4.8MB

Download
memory/3380-78-0x0000000000320000-0x00000000007E2000-memory.dmp

Filesize
4.8MB

Download
memory/3380-66-0x0000000000320000-0x00000000007E2000-memory.dmp

Filesize
4.8MB

Download
memory/4436-7-0x0000000005360000-0x0000000005361000-memory.dmp

Filesize
4KB

Download
memory/4436-2-0x0000000000420000-0x00000000008E2000-memory.dmp

Filesize
4.8MB

Download
memory/4436-16-0x0000000000420000-0x00000000008E2000-memory.dmp

Filesize
4.8MB

Download
memory/4436-5-0x00000000053B0000-0x00000000053B1000-memory.dmp

Filesize
4KB

Download
memory/4436-1-0x0000000077956000-0x0000000077958000-memory.dmp

Filesize
8KB

Download
memory/4436-4-0x0000000005370000-0x0000000005371000-memory.dmp

Filesize
4KB

Download
memory/4436-3-0x0000000005380000-0x0000000005381000-memory.dmp

Filesize
4KB

Download
memory/4436-6-0x0000000005340000-0x0000000005341000-memory.dmp

Filesize
4KB

Download
memory/4436-8-0x0000000005350000-0x0000000005351000-memory.dmp

Filesize
4KB

Download
memory/4436-9-0x00000000053A0000-0x00000000053A1000-memory.dmp

Filesize
4KB

Download
memory/4436-10-0x00000000053D0000-0x00000000053D1000-memory.dmp

Filesize
4KB

Download
memory/4436-11-0x00000000053C0000-0x00000000053C1000-memory.dmp

Filesize
4KB

Download
memory/4436-0-0x0000000000420000-0x00000000008E2000-memory.dmp

Filesize
4.8MB

Download