amadey | dc4ad0f2c1cd5d827404926ee01e96b5fa78f21f23abd67f33194247547133f4

Analysis

max time kernel
143s
max time network
145s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
27/02/2025, 19:34

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General

Target

quarantine/27JinXS.exe
Size

1.8MB
MD5

36e536a514745cab05f83cbe5f4a412e
SHA1

befb59b14249e5f240bb80281f1a14663438b126
SHA256

539b89630bf205ece9a5e8e8a1326534c5a39dc511839c68ecb99ef9f5a97715
SHA512

63245e2771ce4118f3a51a5d0d87cec398838389e56ad7783299cd21b98f5f5b33dcf99ca015f68b30d9349e94c8cfc1e7ad40ec67f8db2766d38c94202ab88f
SSDEEP

49152:t08XQzvwAeSbDRSBrpRXGEfe1KDe241I0cxcV:t08gfeS4BrnWEfe1KDe24qzxy

Score

10^/10

amadey systembc a4d2cd defense_evasion discovery trojan

Malware Config

Extracted

Family

amadey

Version

5.21

Botnet

a4d2cd

http://cobolrationumelawrtewarms.com

http://�� jlgenfekjlfnvtgpegkwr.xyz

Attributes

install_dir
a58456755d
install_file
Gxtuum.exe
strings_key
00fadbeacf092dfd58b48ef4ac68f826
url_paths
/3ofn3jf3e2ljk/index.php

rc4.plain

Extracted

Family

systembc

towerbingobongoboom.com

93.186.202.3

Attributes

dns
5.132.191.104

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Amadey family
amadey
SystemBC
SystemBC is a proxy and remote administration tool first seen in 2019.
trojan systembc
Systembc family
systembc

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__	Gxtuum.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	sidedrive.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	hoxc.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	27JinXS.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	Gxtuum.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	sidedrive.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	hoxc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	hoxc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	27JinXS.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	27JinXS.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	sidedrive.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Gxtuum.exe

Executes dropped EXE 3 IoCs

pid	Process
2808	Gxtuum.exe
2800	sidedrive.exe
2176	hoxc.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-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	sidedrive.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	hoxc.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	27JinXS.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	Gxtuum.exe

Loads dropped DLL 4 IoCs

pid	Process
2328	27JinXS.exe
2328	27JinXS.exe
2808	Gxtuum.exe
2808	Gxtuum.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
2328	27JinXS.exe
2808	Gxtuum.exe
2800	sidedrive.exe
2176	hoxc.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\Test Task17.job	sidedrive.exe
File created	C:\Windows\Tasks\Gxtuum.job	27JinXS.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	27JinXS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Gxtuum.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sidedrive.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hoxc.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2328	27JinXS.exe
2808	Gxtuum.exe
2800	sidedrive.exe
2176	hoxc.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2328	27JinXS.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 2808	2328	27JinXS.exe	31
PID 2328 wrote to memory of 2808	2328	27JinXS.exe	31
PID 2328 wrote to memory of 2808	2328	27JinXS.exe	31
PID 2328 wrote to memory of 2808	2328	27JinXS.exe	31
PID 2808 wrote to memory of 2800	2808	Gxtuum.exe	33
PID 2808 wrote to memory of 2800	2808	Gxtuum.exe	33
PID 2808 wrote to memory of 2800	2808	Gxtuum.exe	33
PID 2808 wrote to memory of 2800	2808	Gxtuum.exe	33
PID 2160 wrote to memory of 2176	2160	taskeng.exe	35
PID 2160 wrote to memory of 2176	2160	taskeng.exe	35
PID 2160 wrote to memory of 2176	2160	taskeng.exe	35
PID 2160 wrote to memory of 2176	2160	taskeng.exe	35

C:\Users\Admin\AppData\Local\Temp\quarantine\27JinXS.exe
"C:\Users\Admin\AppData\Local\Temp\quarantine\27JinXS.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- 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:2328
- C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.exe
  "C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Loads dropped DLL
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2808
- - C:\Users\Admin\10000370102\sidedrive.exe
    "C:\Users\Admin\10000370102\sidedrive.exe"
    3⤵
    - 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
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:2800

C:\Windows\system32\taskeng.exe
taskeng.exe {56804526-E9AE-48FF-A5B0-1B5591B07AFC} S-1-5-21-2703099537-420551529-3771253338-1000:XECUDNCD\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2160
- C:\ProgramData\wvxbcsn\hoxc.exe
  C:\ProgramData\wvxbcsn\hoxc.exe
  2⤵
  - 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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2176

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\10000370102\sidedrive.exe

Filesize
3.1MB

MD5
9327612494e1fec94a9a71ecedc9d7f4

SHA1
04b1499f6545f8b46dff78e5fc23c1dabba8d4cf

SHA256
a3648d301911d0cec6cb3146aa6b855d431ef1111e82f34f7fa2ea726d3a751a

SHA512
aac244e169bae3beb125b0a19cb94f7cfcb606374d71e313bee07620add5a618452a951cfcec804c8d7256f9b01d80400be381e94e147fa094fa8785f93b3a87

Download Submit
C:\Users\Admin\10000370102\sidedrive.exe

Filesize
1.7MB

MD5
ab3bb6fd999fcaac8b629e73f9c25f94

SHA1
fe902e4109b31a7cd4139903844fbcff0e90dc19

SHA256
4ab7a73329c779250db180f35da568e52bc9e36ea2667348693cccc67b17f8e6

SHA512
f15fccc089d99eb10744d5ed31147f32ccefb23300010b7a4322b4a87b4f6431a3cb5da64def3325d9acb5c5f73b50cd6d94b688d2dc08e9a822fabc9352aaf0

Download Submit
C:\Windows\Tasks\Test Task17.job

Filesize
218B

MD5
a2597aecff2914ba5f294aab65b8a9a8

SHA1
b7b756348c806371483e008be85989bbe00d93bd

SHA256
4135fe8029dbfb1e2594501ff10f81e7f260fb0ea286c4599763301a2f1ce683

SHA512
ec16dffe4ecea273c01786d8edc4ffe1b821721d3a7881a518c0d5e15940b92b9f7de472aa829699f2adc9753832667f58a7140340c5f7b23a1d83c13786e1e2

Download Submit
\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.exe

Filesize
1.8MB

MD5
36e536a514745cab05f83cbe5f4a412e

SHA1
befb59b14249e5f240bb80281f1a14663438b126

SHA256
539b89630bf205ece9a5e8e8a1326534c5a39dc511839c68ecb99ef9f5a97715

SHA512
63245e2771ce4118f3a51a5d0d87cec398838389e56ad7783299cd21b98f5f5b33dcf99ca015f68b30d9349e94c8cfc1e7ad40ec67f8db2766d38c94202ab88f

Download Submit
memory/2176-74-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2176-81-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2176-69-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2176-75-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2176-77-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2176-79-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2176-87-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2176-85-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2176-83-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2328-0-0x00000000002C0000-0x0000000000775000-memory.dmp

Filesize
4.7MB

Download
memory/2328-2-0x00000000002C1000-0x00000000002EF000-memory.dmp

Filesize
184KB

Download
memory/2328-22-0x0000000007130000-0x00000000075E5000-memory.dmp

Filesize
4.7MB

Download
memory/2328-20-0x0000000007130000-0x00000000075E5000-memory.dmp

Filesize
4.7MB

Download
memory/2328-18-0x00000000002C0000-0x0000000000775000-memory.dmp

Filesize
4.7MB

Download
memory/2328-9-0x00000000002C0000-0x0000000000775000-memory.dmp

Filesize
4.7MB

Download
memory/2328-5-0x00000000002C0000-0x0000000000775000-memory.dmp

Filesize
4.7MB

Download
memory/2328-3-0x00000000002C0000-0x0000000000775000-memory.dmp

Filesize
4.7MB

Download
memory/2328-1-0x0000000077C10000-0x0000000077C12000-memory.dmp

Filesize
8KB

Download
memory/2800-72-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2800-71-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2800-61-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2800-55-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2800-56-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2800-48-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2800-65-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2800-59-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2800-63-0x0000000000400000-0x0000000000849000-memory.dmp

Filesize
4.3MB

Download
memory/2808-27-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-62-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-60-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-64-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-58-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-66-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-57-0x0000000006DE0000-0x0000000007229000-memory.dmp

Filesize
4.3MB

Download
memory/2808-54-0x0000000006DE0000-0x0000000007229000-memory.dmp

Filesize
4.3MB

Download
memory/2808-53-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-47-0x0000000006DE0000-0x0000000007229000-memory.dmp

Filesize
4.3MB

Download
memory/2808-73-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-49-0x0000000006DE0000-0x0000000007229000-memory.dmp

Filesize
4.3MB

Download
memory/2808-29-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-76-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-30-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-78-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-28-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-80-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-26-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-82-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-24-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-84-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-23-0x0000000000F01000-0x0000000000F2F000-memory.dmp

Filesize
184KB

Download
memory/2808-86-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download
memory/2808-21-0x0000000000F00000-0x00000000013B5000-memory.dmp

Filesize
4.7MB

Download