amadey | b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56

General

Target

b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Size

2.7MB
MD5

cf0a9195cb5140896bf44aa5264bcf9f
SHA1

dcd732395ed47e12574dcd2dd1da957fd56cd58a
SHA256

b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56
SHA512

338697f3db380c0f9b505524d5e1ac47b21cf6707e7d74342056c2c5bfebc7f583fa396026c753307a33efec58f69f314429514276a0b4d251437b7b6e8bc233
SSDEEP

49152:AbbbY6RZFHuL21BTS02JDwvcwB7DQbMdVoDUeTcMIAmsPCcKD:qjFHuLGyycwB7gaV8oMIAmLD

Score

10^/10

amadey evasion themida trojan

Malware Config

Extracted

Family

amadey

Version

3.89

C2

http://5.42.64.33/vu3skClDn/index.php

Attributes

install_dir
a304d35d74
install_file
yiueea.exe
strings_key
3ae6c4e6339065c6f5a368011bb5cb8c

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 6 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe

Checks BIOS information in registry 2 TTPs 12 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	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe

Themida packer 31 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/2200-0-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/2200-2-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/2200-3-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/2200-4-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/2200-5-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/2200-6-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/2560-12-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/2560-13-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/2560-14-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/2560-16-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/2560-15-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/3000-23-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/3000-24-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/3000-25-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/3000-26-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/3000-27-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/2856-34-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/2856-35-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/2856-36-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/2856-37-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/2856-38-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/540-45-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/540-46-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/540-47-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/540-48-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/540-49-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/1628-56-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/1628-57-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/1628-58-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/1628-59-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida
behavioral1/memory/1628-60-0x00000000010C0000-0x00000000016EE000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 6 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs

pid	Process
2200	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
2560	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
3000	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
2856	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
540	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
1628	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task/Job

T1053

pid	Process
1696	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2200	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
2560	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
3000	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
2856	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
540	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
1628	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2200 wrote to memory of 1696	2200	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe	28
PID 2200 wrote to memory of 1696	2200	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe	28
PID 2200 wrote to memory of 1696	2200	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe	28
PID 2200 wrote to memory of 1696	2200	b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe	28
PID 2556 wrote to memory of 2560	2556	taskeng.exe	34
PID 2556 wrote to memory of 2560	2556	taskeng.exe	34
PID 2556 wrote to memory of 2560	2556	taskeng.exe	34
PID 2556 wrote to memory of 2560	2556	taskeng.exe	34
PID 2556 wrote to memory of 3000	2556	taskeng.exe	35
PID 2556 wrote to memory of 3000	2556	taskeng.exe	35
PID 2556 wrote to memory of 3000	2556	taskeng.exe	35
PID 2556 wrote to memory of 3000	2556	taskeng.exe	35
PID 2556 wrote to memory of 2856	2556	taskeng.exe	36
PID 2556 wrote to memory of 2856	2556	taskeng.exe	36
PID 2556 wrote to memory of 2856	2556	taskeng.exe	36
PID 2556 wrote to memory of 2856	2556	taskeng.exe	36
PID 2556 wrote to memory of 540	2556	taskeng.exe	37
PID 2556 wrote to memory of 540	2556	taskeng.exe	37
PID 2556 wrote to memory of 540	2556	taskeng.exe	37
PID 2556 wrote to memory of 540	2556	taskeng.exe	37
PID 2556 wrote to memory of 1628	2556	taskeng.exe	38
PID 2556 wrote to memory of 1628	2556	taskeng.exe	38
PID 2556 wrote to memory of 1628	2556	taskeng.exe	38
PID 2556 wrote to memory of 1628	2556	taskeng.exe	38

C:\Users\Admin\AppData\Local\Temp\b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
"C:\Users\Admin\AppData\Local\Temp\b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2200
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe /TR "C:\Users\Admin\AppData\Local\Temp\b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe" /F
  2⤵
  - Creates scheduled task(s)
  PID:1696

C:\Windows\system32\taskeng.exe
taskeng.exe {8E25941C-26D6-4F82-8BA6-25E4463255F6} S-1-5-21-686452656-3203474025-4140627569-1000:UUVOHKNL\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2556
- C:\Users\Admin\AppData\Local\Temp\b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
  C:\Users\Admin\AppData\Local\Temp\b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Checks whether UAC is enabled
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  PID:2560
- C:\Users\Admin\AppData\Local\Temp\b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
  C:\Users\Admin\AppData\Local\Temp\b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Checks whether UAC is enabled
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  PID:3000
- C:\Users\Admin\AppData\Local\Temp\b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
  C:\Users\Admin\AppData\Local\Temp\b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Checks whether UAC is enabled
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  PID:2856
- C:\Users\Admin\AppData\Local\Temp\b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
  C:\Users\Admin\AppData\Local\Temp\b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Checks whether UAC is enabled
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  PID:540
- C:\Users\Admin\AppData\Local\Temp\b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
  C:\Users\Admin\AppData\Local\Temp\b41025e8d55470d9615a0d4a22249f96b46eac7c36fab65d3c20a6bec3d72c56.exe
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Checks whether UAC is enabled
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  PID:1628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/540-46-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/540-47-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/540-48-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/540-45-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/540-49-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/1628-58-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/1628-56-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/1628-60-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/1628-57-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/1628-59-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/2200-4-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/2200-0-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/2200-6-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/2200-5-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/2200-3-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/2200-2-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/2200-1-0x0000000077220000-0x0000000077222000-memory.dmp

Filesize
8KB

Download
memory/2560-13-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/2560-15-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/2560-12-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/2560-14-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/2560-16-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/2856-36-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/2856-37-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/2856-38-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/2856-34-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/2856-35-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/3000-26-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/3000-23-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/3000-24-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/3000-25-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download
memory/3000-27-0x00000000010C0000-0x00000000016EE000-memory.dmp

Filesize
6.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads