amadey | da056e07061c8b22f7d0a40c75e3fce1fdbb5256a8c6592924b1aa104f605e3a

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
23-04-2024 01:29

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General

Target

da056e07061c8b22f7d0a40c75e3fce1fdbb5256a8c6592924b1aa104f605e3a.exe
Size

1.9MB
MD5

60b2c9f8bc7e069e2a33e5010910be90
SHA1

b1726bc18e49582e609f9e449a3f7041a00884d7
SHA256

da056e07061c8b22f7d0a40c75e3fce1fdbb5256a8c6592924b1aa104f605e3a
SHA512

03de35d583f870b99d6dcf0151c2cab96dfd67ddb78eb9921317ae071339b1fd581af0885924f1003928de6a81e353dbac1c4f0164b52d02e0f13dcbc32d9329
SSDEEP

24576:1itWKrSormEza5l0GJ8vkTbwoueT73FQaTnX/wiMs6aTzqco3hMaUKqlvs8takX0:YtL/za5ikTb33PX1Ms6a+mdKqlzOn

Score

10^/10

amadey evasion spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

4.17

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	da056e07061c8b22f7d0a40c75e3fce1fdbb5256a8c6592924b1aa104f605e3a.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	chrosha.exe

Blocklisted process makes network request 2 IoCs

flow	pid	Process
150	4952	rundll32.exe
166	1064	rundll32.exe

Downloads MZ/PE file

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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	da056e07061c8b22f7d0a40c75e3fce1fdbb5256a8c6592924b1aa104f605e3a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	da056e07061c8b22f7d0a40c75e3fce1fdbb5256a8c6592924b1aa104f605e3a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	chrosha.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	chrosha.exe

Checks computer location settings 2 TTPs 1 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-1-5-21-259785868-298165991-4178590326-1000\Control Panel\International\Geo\Nation	chrosha.exe

Executes dropped EXE 1 IoCs

pid	Process
3328	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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Software\Wine	da056e07061c8b22f7d0a40c75e3fce1fdbb5256a8c6592924b1aa104f605e3a.exe
Key opened	\REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Software\Wine	chrosha.exe

Loads dropped DLL 3 IoCs

pid	Process
3956	rundll32.exe
4952	rundll32.exe
1064	rundll32.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
3892	da056e07061c8b22f7d0a40c75e3fce1fdbb5256a8c6592924b1aa104f605e3a.exe
3328	chrosha.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\chrosha.job	da056e07061c8b22f7d0a40c75e3fce1fdbb5256a8c6592924b1aa104f605e3a.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
3892	da056e07061c8b22f7d0a40c75e3fce1fdbb5256a8c6592924b1aa104f605e3a.exe
3892	da056e07061c8b22f7d0a40c75e3fce1fdbb5256a8c6592924b1aa104f605e3a.exe
3328	chrosha.exe
3328	chrosha.exe
4952	rundll32.exe
4952	rundll32.exe
4952	rundll32.exe
4952	rundll32.exe
4952	rundll32.exe
4952	rundll32.exe
4952	rundll32.exe
4952	rundll32.exe
4952	rundll32.exe
4952	rundll32.exe
4364	powershell.exe
4364	powershell.exe
4364	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4364	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3328 wrote to memory of 3956	3328	chrosha.exe	106
PID 3328 wrote to memory of 3956	3328	chrosha.exe	106
PID 3328 wrote to memory of 3956	3328	chrosha.exe	106
PID 3956 wrote to memory of 4952	3956	rundll32.exe	107
PID 3956 wrote to memory of 4952	3956	rundll32.exe	107
PID 4952 wrote to memory of 4044	4952	rundll32.exe	108
PID 4952 wrote to memory of 4044	4952	rundll32.exe	108
PID 4952 wrote to memory of 4364	4952	rundll32.exe	110
PID 4952 wrote to memory of 4364	4952	rundll32.exe	110
PID 3328 wrote to memory of 1064	3328	chrosha.exe	112
PID 3328 wrote to memory of 1064	3328	chrosha.exe	112
PID 3328 wrote to memory of 1064	3328	chrosha.exe	112

C:\Users\Admin\AppData\Local\Temp\da056e07061c8b22f7d0a40c75e3fce1fdbb5256a8c6592924b1aa104f605e3a.exe
"C:\Users\Admin\AppData\Local\Temp\da056e07061c8b22f7d0a40c75e3fce1fdbb5256a8c6592924b1aa104f605e3a.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:3892

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
- Checks computer location settings
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3328
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll, Main
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:3956
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4952
  - - C:\Windows\system32\netsh.exe
      netsh wlan show profiles
      4⤵
      PID:4044
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -Command Compress-Archive -Path 'C:\Users\Admin\AppData\Local\Temp\_Files_\' -DestinationPath 'C:\Users\Admin\AppData\Local\Temp\597858682981_Desktop.zip' -CompressionLevel Optimal
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4364
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll, Main
  2⤵
  - Blocklisted process makes network request
  - Loads dropped DLL
  PID:1064

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1.9MB

MD5
60b2c9f8bc7e069e2a33e5010910be90

SHA1
b1726bc18e49582e609f9e449a3f7041a00884d7

SHA256
da056e07061c8b22f7d0a40c75e3fce1fdbb5256a8c6592924b1aa104f605e3a

SHA512
03de35d583f870b99d6dcf0151c2cab96dfd67ddb78eb9921317ae071339b1fd581af0885924f1003928de6a81e353dbac1c4f0164b52d02e0f13dcbc32d9329

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tub3g435.xoe.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll

Filesize
109KB

MD5
154c3f1334dd435f562672f2664fea6b

SHA1
51dd25e2ba98b8546de163b8f26e2972a90c2c79

SHA256
5f431129f97f3d56929f1e5584819e091bd6c854d7e18503074737fc6d79e33f

SHA512
1bca69bbcdb7ecd418769e9d4befc458f9f8e3cee81feb7316bb61e189e2904f4431e4cc7d291e179a5dec441b959d428d8e433f579036f763bbad6460222841

Download Submit
C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll

Filesize
1.2MB

MD5
f35b671fda2603ec30ace10946f11a90

SHA1
059ad6b06559d4db581b1879e709f32f80850872

SHA256
83e3df5bec15d5333935bea8b719a6d677e2fb3dc1cf9e18e7b82fd0438285c7

SHA512
b5fa27d08c64727cef7fdda5e68054a4359cd697df50d70d1d90da583195959a139066a6214531bbc5f20cd4f9bc1ca3e4244396547381291a6a1d2df9cf8705

Download Submit
memory/3328-17-0x0000000000D60000-0x000000000122E000-memory.dmp

Filesize
4.8MB

Download
memory/3328-18-0x0000000000D60000-0x000000000122E000-memory.dmp

Filesize
4.8MB

Download
memory/3328-76-0x0000000000D60000-0x000000000122E000-memory.dmp

Filesize
4.8MB

Download
memory/3328-78-0x0000000000D60000-0x000000000122E000-memory.dmp

Filesize
4.8MB

Download
memory/3328-64-0x0000000000D60000-0x000000000122E000-memory.dmp

Filesize
4.8MB

Download
memory/3328-79-0x0000000000D60000-0x000000000122E000-memory.dmp

Filesize
4.8MB

Download
memory/3328-80-0x0000000000D60000-0x000000000122E000-memory.dmp

Filesize
4.8MB

Download
memory/3328-81-0x0000000000D60000-0x000000000122E000-memory.dmp

Filesize
4.8MB

Download
memory/3328-29-0x0000000000D60000-0x000000000122E000-memory.dmp

Filesize
4.8MB

Download
memory/3328-77-0x0000000000D60000-0x000000000122E000-memory.dmp

Filesize
4.8MB

Download
memory/3328-19-0x0000000005250000-0x0000000005251000-memory.dmp

Filesize
4KB

Download
memory/3328-20-0x0000000005260000-0x0000000005261000-memory.dmp

Filesize
4KB

Download
memory/3328-22-0x0000000005280000-0x0000000005281000-memory.dmp

Filesize
4KB

Download
memory/3328-21-0x0000000005240000-0x0000000005241000-memory.dmp

Filesize
4KB

Download
memory/3328-23-0x0000000005220000-0x0000000005221000-memory.dmp

Filesize
4KB

Download
memory/3328-24-0x0000000005230000-0x0000000005231000-memory.dmp

Filesize
4KB

Download
memory/3328-25-0x00000000052A0000-0x00000000052A1000-memory.dmp

Filesize
4KB

Download
memory/3328-26-0x0000000005290000-0x0000000005291000-memory.dmp

Filesize
4KB

Download
memory/3328-27-0x0000000000D60000-0x000000000122E000-memory.dmp

Filesize
4.8MB

Download
memory/3328-28-0x0000000000D60000-0x000000000122E000-memory.dmp

Filesize
4.8MB

Download
memory/3892-14-0x00000000007B0000-0x0000000000C7E000-memory.dmp

Filesize
4.8MB

Download
memory/3892-8-0x0000000004FF0000-0x0000000004FF1000-memory.dmp

Filesize
4KB

Download
memory/3892-1-0x0000000077D44000-0x0000000077D46000-memory.dmp

Filesize
8KB

Download
memory/3892-9-0x0000000005060000-0x0000000005061000-memory.dmp

Filesize
4KB

Download
memory/3892-2-0x00000000007B0000-0x0000000000C7E000-memory.dmp

Filesize
4.8MB

Download
memory/3892-0-0x00000000007B0000-0x0000000000C7E000-memory.dmp

Filesize
4.8MB

Download
memory/3892-4-0x0000000005010000-0x0000000005011000-memory.dmp

Filesize
4KB

Download
memory/3892-5-0x0000000005040000-0x0000000005041000-memory.dmp

Filesize
4KB

Download
memory/3892-3-0x0000000005020000-0x0000000005021000-memory.dmp

Filesize
4KB

Download
memory/3892-6-0x0000000004FE0000-0x0000000004FE1000-memory.dmp

Filesize
4KB

Download
memory/3892-7-0x0000000005000000-0x0000000005001000-memory.dmp

Filesize
4KB

Download
memory/4364-53-0x0000019CB02F0000-0x0000019CB0300000-memory.dmp

Filesize
64KB

Download
memory/4364-63-0x00007FFEE1B50000-0x00007FFEE2611000-memory.dmp

Filesize
10.8MB

Download
memory/4364-57-0x0000019CB0690000-0x0000019CB069A000-memory.dmp

Filesize
40KB

Download
memory/4364-56-0x0000019CB0850000-0x0000019CB0862000-memory.dmp

Filesize
72KB

Download
memory/4364-55-0x0000019CB02F0000-0x0000019CB0300000-memory.dmp

Filesize
64KB

Download
memory/4364-54-0x0000019CB02F0000-0x0000019CB0300000-memory.dmp

Filesize
64KB

Download
memory/4364-52-0x00007FFEE1B50000-0x00007FFEE2611000-memory.dmp

Filesize
10.8MB

Download
memory/4364-42-0x0000019CB0340000-0x0000019CB0362000-memory.dmp

Filesize
136KB

Download