amadey | dfc643f0c12447398ce3700e22d52442a4773494bc6a7ebc836e6260a0eb3f78

General

Target

JaffaCakes118_dfc643f0c12447398ce3700e22d52442a4773494bc6a7ebc836e6260a0eb3f78.exe
Size

4.1MB
MD5

65b9a2bb5e5510eda9a351da1f95e508
SHA1

673472622fed797b1afb577d0053c9ee2d83d675
SHA256

dfc643f0c12447398ce3700e22d52442a4773494bc6a7ebc836e6260a0eb3f78
SHA512

028aa956ebaf1e20219f8d25fb55f087bbcc68f93e13833ae2be70995cd16696c3cd36fe9accafc00ef20975e3bb016ecd924e264217629cd814971d761020f8
SSDEEP

98304:xly2wGPLwrHKNVXf1WOWxQmeaVPnNPi0ambpBcs/zdPvHrCi9FZF:PwGPLwLKNlkOWzPd/pBdLr9bF

Score

10^/10

amadey 1ce576 discovery evasion themida trojan

Malware Config

Extracted

Family

amadey

Version

3.01

Botnet

1ce576

Attributes

install_dir
91a0189a82
install_file
tkools.exe
strings_key
5031c806169b48d93a79100688ba0f46
url_paths
/g8lvleE2z/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Amadey family
amadey

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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	tkools.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	tkools.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	JaffaCakes118_dfc643f0c12447398ce3700e22d52442a4773494bc6a7ebc836e6260a0eb3f78.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	tkools.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\SystemBiosVersion	tkools.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	tkools.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	JaffaCakes118_dfc643f0c12447398ce3700e22d52442a4773494bc6a7ebc836e6260a0eb3f78.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	JaffaCakes118_dfc643f0c12447398ce3700e22d52442a4773494bc6a7ebc836e6260a0eb3f78.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	tkools.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	tkools.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	tkools.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	tkools.exe

Executes dropped EXE 3 IoCs

pid	Process
2524	tkools.exe
2428	tkools.exe
776	tkools.exe

Loads dropped DLL 1 IoCs

pid	Process
2508	JaffaCakes118_dfc643f0c12447398ce3700e22d52442a4773494bc6a7ebc836e6260a0eb3f78.exe

Themida packer 23 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/2508-0-0x0000000000D80000-0x00000000017E0000-memory.dmp	themida
behavioral1/memory/2508-2-0x0000000000D80000-0x00000000017E0000-memory.dmp	themida
behavioral1/memory/2508-3-0x0000000000D80000-0x00000000017E0000-memory.dmp	themida
behavioral1/memory/2508-4-0x0000000000D80000-0x00000000017E0000-memory.dmp	themida
behavioral1/files/0x0008000000015fba-8.dat	themida
behavioral1/memory/2524-15-0x0000000000890000-0x00000000012F0000-memory.dmp	themida
behavioral1/memory/2508-12-0x0000000000D80000-0x00000000017E0000-memory.dmp	themida
behavioral1/memory/2524-17-0x0000000000890000-0x00000000012F0000-memory.dmp	themida
behavioral1/memory/2524-18-0x0000000000890000-0x00000000012F0000-memory.dmp	themida
behavioral1/memory/2524-19-0x0000000000890000-0x00000000012F0000-memory.dmp	themida
behavioral1/memory/2524-29-0x0000000000890000-0x00000000012F0000-memory.dmp	themida
behavioral1/memory/2524-32-0x0000000000890000-0x00000000012F0000-memory.dmp	themida
behavioral1/memory/2428-36-0x0000000000890000-0x00000000012F0000-memory.dmp	themida
behavioral1/memory/2428-37-0x0000000000890000-0x00000000012F0000-memory.dmp	themida
behavioral1/memory/2428-38-0x0000000000890000-0x00000000012F0000-memory.dmp	themida
behavioral1/memory/2428-40-0x0000000000890000-0x00000000012F0000-memory.dmp	themida
behavioral1/memory/2524-41-0x0000000000890000-0x00000000012F0000-memory.dmp	themida
behavioral1/memory/2524-42-0x0000000000890000-0x00000000012F0000-memory.dmp	themida
behavioral1/memory/2524-43-0x0000000000890000-0x00000000012F0000-memory.dmp	themida
behavioral1/memory/776-48-0x0000000000890000-0x00000000012F0000-memory.dmp	themida
behavioral1/memory/776-49-0x0000000000890000-0x00000000012F0000-memory.dmp	themida
behavioral1/memory/776-51-0x0000000000890000-0x00000000012F0000-memory.dmp	themida
behavioral1/memory/2524-52-0x0000000000890000-0x00000000012F0000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 4 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	JaffaCakes118_dfc643f0c12447398ce3700e22d52442a4773494bc6a7ebc836e6260a0eb3f78.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	tkools.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	tkools.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	tkools.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
2508	JaffaCakes118_dfc643f0c12447398ce3700e22d52442a4773494bc6a7ebc836e6260a0eb3f78.exe
2524	tkools.exe
2428	tkools.exe
776	tkools.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 7 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tkools.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tkools.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_dfc643f0c12447398ce3700e22d52442a4773494bc6a7ebc836e6260a0eb3f78.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tkools.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
688	schtasks.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2508 wrote to memory of 2524	2508	JaffaCakes118_dfc643f0c12447398ce3700e22d52442a4773494bc6a7ebc836e6260a0eb3f78.exe	30
PID 2508 wrote to memory of 2524	2508	JaffaCakes118_dfc643f0c12447398ce3700e22d52442a4773494bc6a7ebc836e6260a0eb3f78.exe	30
PID 2508 wrote to memory of 2524	2508	JaffaCakes118_dfc643f0c12447398ce3700e22d52442a4773494bc6a7ebc836e6260a0eb3f78.exe	30
PID 2508 wrote to memory of 2524	2508	JaffaCakes118_dfc643f0c12447398ce3700e22d52442a4773494bc6a7ebc836e6260a0eb3f78.exe	30
PID 2524 wrote to memory of 2208	2524	tkools.exe	31
PID 2524 wrote to memory of 2208	2524	tkools.exe	31
PID 2524 wrote to memory of 2208	2524	tkools.exe	31
PID 2524 wrote to memory of 2208	2524	tkools.exe	31
PID 2524 wrote to memory of 688	2524	tkools.exe	33
PID 2524 wrote to memory of 688	2524	tkools.exe	33
PID 2524 wrote to memory of 688	2524	tkools.exe	33
PID 2524 wrote to memory of 688	2524	tkools.exe	33
PID 2208 wrote to memory of 2792	2208	cmd.exe	35
PID 2208 wrote to memory of 2792	2208	cmd.exe	35
PID 2208 wrote to memory of 2792	2208	cmd.exe	35
PID 2208 wrote to memory of 2792	2208	cmd.exe	35
PID 1276 wrote to memory of 2428	1276	taskeng.exe	39
PID 1276 wrote to memory of 2428	1276	taskeng.exe	39
PID 1276 wrote to memory of 2428	1276	taskeng.exe	39
PID 1276 wrote to memory of 2428	1276	taskeng.exe	39
PID 1276 wrote to memory of 776	1276	taskeng.exe	42
PID 1276 wrote to memory of 776	1276	taskeng.exe	42
PID 1276 wrote to memory of 776	1276	taskeng.exe	42
PID 1276 wrote to memory of 776	1276	taskeng.exe	42

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dfc643f0c12447398ce3700e22d52442a4773494bc6a7ebc836e6260a0eb3f78.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dfc643f0c12447398ce3700e22d52442a4773494bc6a7ebc836e6260a0eb3f78.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2508
- C:\Users\Admin\AppData\Local\Temp\91a0189a82\tkools.exe
  "C:\Users\Admin\AppData\Local\Temp\91a0189a82\tkools.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Checks whether UAC is enabled
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2524
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /C REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\91a0189a82\
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2208
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\91a0189a82\
      4⤵
      System Location Discovery: System Language Discovery
      PID:2792
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN tkools.exe /TR "C:\Users\Admin\AppData\Local\Temp\91a0189a82\tkools.exe" /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:688

C:\Windows\system32\taskeng.exe
taskeng.exe {075C6819-A1F2-48EE-9916-A510A363F6CB} S-1-5-21-312935884-697965778-3955649944-1000:MXQFNXLT\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1276
- C:\Users\Admin\AppData\Local\Temp\91a0189a82\tkools.exe
  C:\Users\Admin\AppData\Local\Temp\91a0189a82\tkools.exe
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Checks whether UAC is enabled
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  PID:2428
- C:\Users\Admin\AppData\Local\Temp\91a0189a82\tkools.exe
  C:\Users\Admin\AppData\Local\Temp\91a0189a82\tkools.exe
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Checks whether UAC is enabled
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  PID:776

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\216357716555

Filesize
69KB

MD5
639d2a8897faf00da9399e5292312c08

SHA1
269140921159f0becc7d0b8be115fc06c6f0161e

SHA256
755339795a05bd07d88e743a7b486d8a0bbca4aca2da99e0788f7b17f698be35

SHA512
ff924f6966d95b51772b632eb2fa4287ce1fabd5403fa4754567849c581b1abe4087b18e51eb03986444413d6cbef5276fb739472d189966afd3f376fc17da9d

Download Submit
\Users\Admin\AppData\Local\Temp\91a0189a82\tkools.exe

Filesize
4.1MB

MD5
65b9a2bb5e5510eda9a351da1f95e508

SHA1
673472622fed797b1afb577d0053c9ee2d83d675

SHA256
dfc643f0c12447398ce3700e22d52442a4773494bc6a7ebc836e6260a0eb3f78

SHA512
028aa956ebaf1e20219f8d25fb55f087bbcc68f93e13833ae2be70995cd16696c3cd36fe9accafc00ef20975e3bb016ecd924e264217629cd814971d761020f8

Download Submit
memory/776-51-0x0000000000890000-0x00000000012F0000-memory.dmp

Filesize
10.4MB

Download
memory/776-49-0x0000000000890000-0x00000000012F0000-memory.dmp

Filesize
10.4MB

Download
memory/776-48-0x0000000000890000-0x00000000012F0000-memory.dmp

Filesize
10.4MB

Download
memory/2428-38-0x0000000000890000-0x00000000012F0000-memory.dmp

Filesize
10.4MB

Download
memory/2428-37-0x0000000000890000-0x00000000012F0000-memory.dmp

Filesize
10.4MB

Download
memory/2428-40-0x0000000000890000-0x00000000012F0000-memory.dmp

Filesize
10.4MB

Download
memory/2428-36-0x0000000000890000-0x00000000012F0000-memory.dmp

Filesize
10.4MB

Download
memory/2508-1-0x00000000773D0000-0x00000000773D2000-memory.dmp

Filesize
8KB

Download
memory/2508-12-0x0000000000D80000-0x00000000017E0000-memory.dmp

Filesize
10.4MB

Download
memory/2508-2-0x0000000000D80000-0x00000000017E0000-memory.dmp

Filesize
10.4MB

Download
memory/2508-3-0x0000000000D80000-0x00000000017E0000-memory.dmp

Filesize
10.4MB

Download
memory/2508-14-0x0000000003B60000-0x00000000045C0000-memory.dmp

Filesize
10.4MB

Download
memory/2508-4-0x0000000000D80000-0x00000000017E0000-memory.dmp

Filesize
10.4MB

Download
memory/2508-28-0x0000000003B60000-0x00000000045C0000-memory.dmp

Filesize
10.4MB

Download
memory/2508-0-0x0000000000D80000-0x00000000017E0000-memory.dmp

Filesize
10.4MB

Download
memory/2524-19-0x0000000000890000-0x00000000012F0000-memory.dmp

Filesize
10.4MB

Download
memory/2524-32-0x0000000000890000-0x00000000012F0000-memory.dmp

Filesize
10.4MB

Download
memory/2524-29-0x0000000000890000-0x00000000012F0000-memory.dmp

Filesize
10.4MB

Download
memory/2524-41-0x0000000000890000-0x00000000012F0000-memory.dmp

Filesize
10.4MB

Download
memory/2524-42-0x0000000000890000-0x00000000012F0000-memory.dmp

Filesize
10.4MB

Download
memory/2524-43-0x0000000000890000-0x00000000012F0000-memory.dmp

Filesize
10.4MB

Download
memory/2524-18-0x0000000000890000-0x00000000012F0000-memory.dmp

Filesize
10.4MB

Download
memory/2524-17-0x0000000000890000-0x00000000012F0000-memory.dmp

Filesize
10.4MB

Download
memory/2524-15-0x0000000000890000-0x00000000012F0000-memory.dmp

Filesize
10.4MB

Download
memory/2524-52-0x0000000000890000-0x00000000012F0000-memory.dmp

Filesize
10.4MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads