amadey | 7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6

General

Target

7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6.exe
Size

3.1MB
MD5

3fb49282f1c411d2d84177bacf897e08
SHA1

97d9a1e8ccb78640a74824e1e3172b9a45626552
SHA256

7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6
SHA512

bf9d31d629836445a12c8b5d6869950ac0e6b6bdec505ad28d08721fc48ad89728bd84961e6a4625ac2c57f707665c58d3e11e066067d4104b78fa5884067e61
SSDEEP

49152:9OMI28YSlwJngtXZyzBptdDXFJ7evWS4RRB:g28FwJngtJyzBZDVUvZ4vB

Score

10^/10

amadey lumma 9c9aa5 defense_evasion discovery stealer trojan

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes

install_dir
abc3bc1985
install_file
skotes.exe
strings_key
8a35cf2ea38c2817dba29a4b5b25dcf0
url_paths
/Zu7JuNko/index.php

rc4.plain

Extracted

Family

lumma

C2

https://toppyneedus.biz/api

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Amadey family
amadey
Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
Lumma family
lumma

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 4 IoCs

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe

Downloads MZ/PE file 1 IoCs

flow	pid	Process
22	2024	skotes.exe

Checks BIOS information in registry 2 TTPs 8 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\VideoBiosVersion	7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	skotes.exe

Executes dropped EXE 4 IoCs

pid	Process
2024	skotes.exe
1504	13Z5sqy.exe
100	skotes.exe
4788	skotes.exe

Identifies Wine through registry keys 2 TTPs 4 IoCs

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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
2524	7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6.exe
2024	skotes.exe
100	skotes.exe
4788	skotes.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1504 set thread context of 4696	1504	13Z5sqy.exe	102

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BitLockerToGo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	13Z5sqy.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2524	7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6.exe
2524	7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6.exe
2024	skotes.exe
2024	skotes.exe
100	skotes.exe
100	skotes.exe
4788	skotes.exe
4788	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2524	7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2524 wrote to memory of 2024	2524	7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6.exe	83
PID 2524 wrote to memory of 2024	2524	7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6.exe	83
PID 2524 wrote to memory of 2024	2524	7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6.exe	83
PID 2024 wrote to memory of 1504	2024	skotes.exe	97
PID 2024 wrote to memory of 1504	2024	skotes.exe	97
PID 2024 wrote to memory of 1504	2024	skotes.exe	97
PID 1504 wrote to memory of 4696	1504	13Z5sqy.exe	102
PID 1504 wrote to memory of 4696	1504	13Z5sqy.exe	102
PID 1504 wrote to memory of 4696	1504	13Z5sqy.exe	102
PID 1504 wrote to memory of 4696	1504	13Z5sqy.exe	102
PID 1504 wrote to memory of 4696	1504	13Z5sqy.exe	102
PID 1504 wrote to memory of 4696	1504	13Z5sqy.exe	102
PID 1504 wrote to memory of 4696	1504	13Z5sqy.exe	102
PID 1504 wrote to memory of 4696	1504	13Z5sqy.exe	102
PID 1504 wrote to memory of 4696	1504	13Z5sqy.exe	102

C:\Users\Admin\AppData\Local\Temp\7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6.exe
"C:\Users\Admin\AppData\Local\Temp\7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2524
- C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
  "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Downloads MZ/PE file
  - Checks BIOS information in registry
  - Checks computer location settings
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2024
- - C:\Users\Admin\AppData\Local\Temp\1034761001\13Z5sqy.exe
    "C:\Users\Admin\AppData\Local\Temp\1034761001\13Z5sqy.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1504
  - - C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
      "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
      4⤵
      System Location Discovery: System Language Discovery
      PID:4696

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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
PID:100

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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
PID:4788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

4

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\1034761001\13Z5sqy.exe

Filesize
9.8MB

MD5
db3632ef37d9e27dfa2fd76f320540ca

SHA1
f894b26a6910e1eb53b1891c651754a2b28ddd86

SHA256
0513f12c182a105759497d8280f1c06800a8ff07e1d69341268f3c08ecc27c6d

SHA512
4490b25598707577f0b1ba1f0fbe52556f752b591c433117d0f94ce386e86e101527b3d1f9982d6e097e1fcb724325fdd1837cc51d94c6b5704fd8df244648fd

Download Submit
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

Filesize
3.1MB

MD5
3fb49282f1c411d2d84177bacf897e08

SHA1
97d9a1e8ccb78640a74824e1e3172b9a45626552

SHA256
7b3bf81aab1f05c1a2dcf0be6a815da74d2f1e5f47cf29ba977561b47a3ad9d6

SHA512
bf9d31d629836445a12c8b5d6869950ac0e6b6bdec505ad28d08721fc48ad89728bd84961e6a4625ac2c57f707665c58d3e11e066067d4104b78fa5884067e61

Download Submit
memory/100-50-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-23-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-25-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-61-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-16-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-57-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-56-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-20-0x0000000000A11000-0x0000000000A79000-memory.dmp

Filesize
416KB

Download
memory/2024-21-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-22-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-54-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-24-0x0000000000A11000-0x0000000000A79000-memory.dmp

Filesize
416KB

Download
memory/2024-58-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-26-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-27-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-62-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-46-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-47-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-48-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-63-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-51-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2024-55-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download
memory/2524-18-0x0000000000690000-0x00000000009B5000-memory.dmp

Filesize
3.1MB

Download
memory/2524-0-0x0000000000690000-0x00000000009B5000-memory.dmp

Filesize
3.1MB

Download
memory/2524-19-0x0000000000691000-0x00000000006F9000-memory.dmp

Filesize
416KB

Download
memory/2524-4-0x0000000000690000-0x00000000009B5000-memory.dmp

Filesize
3.1MB

Download
memory/2524-3-0x0000000000690000-0x00000000009B5000-memory.dmp

Filesize
3.1MB

Download
memory/2524-2-0x0000000000691000-0x00000000006F9000-memory.dmp

Filesize
416KB

Download
memory/2524-1-0x0000000077D54000-0x0000000077D56000-memory.dmp

Filesize
8KB

Download
memory/4696-53-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/4696-52-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/4788-60-0x0000000000A10000-0x0000000000D35000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads