amadey | 7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0

General

Target

7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.exe
Size

1.8MB
MD5

bf566129575a45e4eb59063f364913ef
SHA1

82ab797499cbf9faec158bb55bfef2c24086bc4a
SHA256

7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0
SHA512

2d1f0aeea9ac9efd2e8071f0696b1c4afecb9748a2a458b799c5fd67b58b4521d1257e30f8fceea9e57a657d3259044cca355ab2a78880cd6bafb43e964560f8
SSDEEP

24576:2dqrbnKGO+sgYNJQX1iSb0UcpxhT0t+AyPZx2ApfZ6t2Bc1eaCzHbSDAyjkegasm:a6vcvxhpfgtume1GjkFasi/9d1lF+rv

Score

10^/10

amadey evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.17

C2

http://193.233.132.167

Attributes

install_dir
4d0ab15804
install_file
chrosha.exe
strings_key
1a9519d7b465e1f4880fa09a6162d768
url_paths
/enigma/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

Processes:

7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.exechrosha.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	chrosha.exe

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

Processes:

7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.exechrosha.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	chrosha.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	chrosha.exe

Executes dropped EXE 1 IoCs

Processes:

chrosha.exe

pid process

1508 chrosha.exe

pid	process
1508	chrosha.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

Processes:

7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.exechrosha.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\Software\Wine	7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.exe
Key opened	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\Software\Wine	chrosha.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.exechrosha.exe

pid process

3940 7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.exe
1508 chrosha.exe
Drops file in Windows directory 1 IoCs

Processes:

7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.exe

description ioc process

File created C:\Windows\Tasks\chrosha.job 7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\Tasks\chrosha.job	7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.exechrosha.exe

pid	process
3940	7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.exe
3940	7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.exe
1508	chrosha.exe
1508	chrosha.exe

C:\Users\Admin\AppData\Local\Temp\7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.exe
"C:\Users\Admin\AppData\Local\Temp\7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0.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:3940

C:\Users\Admin\AppData\Local\Temp\4d0ab15804\chrosha.exe
C:\Users\Admin\AppData\Local\Temp\4d0ab15804\chrosha.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:1508

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

3

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\4d0ab15804\chrosha.exe
Filesize
1.8MB

MD5
bf566129575a45e4eb59063f364913ef

SHA1
82ab797499cbf9faec158bb55bfef2c24086bc4a

SHA256
7744c183f3dbcfa2c78274c26293f65039eea5535832ca47e740e0f60e42d9f0

SHA512
2d1f0aeea9ac9efd2e8071f0696b1c4afecb9748a2a458b799c5fd67b58b4521d1257e30f8fceea9e57a657d3259044cca355ab2a78880cd6bafb43e964560f8

Download Submit
memory/1508-29-0x0000000000B40000-0x0000000000FFB000-memory.dmp

Filesize
4.7MB

Download
memory/1508-27-0x0000000005570000-0x0000000005571000-memory.dmp

Filesize
4KB

Download
memory/1508-20-0x0000000000B40000-0x0000000000FFB000-memory.dmp

Filesize
4.7MB

Download
memory/1508-36-0x0000000000B40000-0x0000000000FFB000-memory.dmp

Filesize
4.7MB

Download
memory/1508-26-0x00000000054F0000-0x00000000054F1000-memory.dmp

Filesize
4KB

Download
memory/1508-34-0x0000000000B40000-0x0000000000FFB000-memory.dmp

Filesize
4.7MB

Download
memory/1508-25-0x00000000054E0000-0x00000000054E1000-memory.dmp

Filesize
4KB

Download
memory/1508-33-0x0000000000B40000-0x0000000000FFB000-memory.dmp

Filesize
4.7MB

Download
memory/1508-32-0x0000000000B40000-0x0000000000FFB000-memory.dmp

Filesize
4.7MB

Download
memory/1508-31-0x0000000000B40000-0x0000000000FFB000-memory.dmp

Filesize
4.7MB

Download
memory/1508-30-0x0000000000B40000-0x0000000000FFB000-memory.dmp

Filesize
4.7MB

Download
memory/1508-28-0x0000000005560000-0x0000000005561000-memory.dmp

Filesize
4KB

Download
memory/1508-21-0x0000000005510000-0x0000000005511000-memory.dmp

Filesize
4KB

Download
memory/1508-19-0x0000000000B40000-0x0000000000FFB000-memory.dmp

Filesize
4.7MB

Download
memory/1508-37-0x0000000000B40000-0x0000000000FFB000-memory.dmp

Filesize
4.7MB

Download
memory/1508-35-0x0000000000B40000-0x0000000000FFB000-memory.dmp

Filesize
4.7MB

Download
memory/1508-22-0x0000000005520000-0x0000000005521000-memory.dmp

Filesize
4KB

Download
memory/1508-24-0x0000000005540000-0x0000000005541000-memory.dmp

Filesize
4KB

Download
memory/1508-23-0x0000000005500000-0x0000000005501000-memory.dmp

Filesize
4KB

Download
memory/3940-11-0x0000000005110000-0x0000000005111000-memory.dmp

Filesize
4KB

Download
memory/3940-1-0x0000000077024000-0x0000000077026000-memory.dmp

Filesize
8KB

Download
memory/3940-16-0x00000000006F0000-0x0000000000BAB000-memory.dmp

Filesize
4.7MB

Download
memory/3940-9-0x00000000050F0000-0x00000000050F1000-memory.dmp

Filesize
4KB

Download
memory/3940-0-0x00000000006F0000-0x0000000000BAB000-memory.dmp

Filesize
4.7MB

Download
memory/3940-4-0x00000000050C0000-0x00000000050C1000-memory.dmp

Filesize
4KB

Download
memory/3940-10-0x0000000005120000-0x0000000005121000-memory.dmp

Filesize
4KB

Download
memory/3940-5-0x0000000005100000-0x0000000005101000-memory.dmp

Filesize
4KB

Download
memory/3940-3-0x00000000050D0000-0x00000000050D1000-memory.dmp

Filesize
4KB

Download
memory/3940-2-0x00000000006F0000-0x0000000000BAB000-memory.dmp

Filesize
4.7MB

Download
memory/3940-6-0x0000000005090000-0x0000000005091000-memory.dmp

Filesize
4KB

Download
memory/3940-7-0x00000000050B0000-0x00000000050B1000-memory.dmp

Filesize
4KB

Download
memory/3940-8-0x00000000050A0000-0x00000000050A1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads