amadey | dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2

Analysis

max time kernel
144s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
25-04-2024 10:58

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General

Target

dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.exe
Size

1.8MB
MD5

ac338e13157044447ee1c51026e46584
SHA1

91a659ab9b0279345daec05f0d4c01547b3739c1
SHA256

dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2
SHA512

9a2a86841c9d316df37895bb58a08fe2085da47a1a8c808df224a08bbae3b535b306f68ccd7175438f5f9092aa37e7a9f77e7270b04fdea537fd387fbd9e05a5
SSDEEP

24576:7CaPGA5Mz3gou4URP4elIVUNdlpXWba1cnSenUm3UIcsP3VdWvOlCdykY6LP1SlT:7Dv5MzQoTYN0baSfn0ILfbWW4dyq1U6

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

Processes:

dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.exechrosha.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	chrosha.exe

Blocklisted process makes network request 2 IoCs

Processes:

rundll32.exerundll32.exe

flow pid process

230 1428 rundll32.exe
272 2240 rundll32.exe
Downloads MZ/PE file

flow	pid	process
230	1428	rundll32.exe
272	2240	rundll32.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:

dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.exechrosha.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.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

Processes:

chrosha.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\Control Panel\International\Geo\Nation chrosha.exe
Executes dropped EXE 1 IoCs

Processes:

chrosha.exe

pid process

2968 chrosha.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\Control Panel\International\Geo\Nation	chrosha.exe

pid	process
2968	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:

dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.exechrosha.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\Software\Wine	dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.exe
Key opened	\REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\Software\Wine	chrosha.exe

Loads dropped DLL 3 IoCs

Processes:

rundll32.exerundll32.exerundll32.exe

pid process

2444 rundll32.exe
1428 rundll32.exe
2240 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

Processes:

dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.exechrosha.exe

pid process

5072 dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.exe
2968 chrosha.exe
Drops file in Windows directory 1 IoCs

Processes:

dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.exe

description ioc process

File created C:\Windows\Tasks\chrosha.job dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2444	rundll32.exe
1428	rundll32.exe
2240	rundll32.exe

description	ioc	process
File created	C:\Windows\Tasks\chrosha.job	dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

Processes:

dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.exechrosha.exerundll32.exepowershell.exe

pid	process
5072	dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.exe
5072	dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.exe
2968	chrosha.exe
2968	chrosha.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
2752	powershell.exe
2752	powershell.exe
2752	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2752 powershell.exe

description	pid	process
Token: SeDebugPrivilege	2752	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

chrosha.exerundll32.exerundll32.exe

description	pid	process	target process
PID 2968 wrote to memory of 2444	2968	chrosha.exe	rundll32.exe
PID 2968 wrote to memory of 2444	2968	chrosha.exe	rundll32.exe
PID 2968 wrote to memory of 2444	2968	chrosha.exe	rundll32.exe
PID 2444 wrote to memory of 1428	2444	rundll32.exe	rundll32.exe
PID 2444 wrote to memory of 1428	2444	rundll32.exe	rundll32.exe
PID 1428 wrote to memory of 3144	1428	rundll32.exe	netsh.exe
PID 1428 wrote to memory of 3144	1428	rundll32.exe	netsh.exe
PID 1428 wrote to memory of 2752	1428	rundll32.exe	powershell.exe
PID 1428 wrote to memory of 2752	1428	rundll32.exe	powershell.exe
PID 2968 wrote to memory of 2240	2968	chrosha.exe	rundll32.exe
PID 2968 wrote to memory of 2240	2968	chrosha.exe	rundll32.exe
PID 2968 wrote to memory of 2240	2968	chrosha.exe	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.exe
"C:\Users\Admin\AppData\Local\Temp\dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2.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:5072

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:2968

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:2444

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:1428

C:\Windows\system32\netsh.exe
netsh wlan show profiles
4⤵
PID:3144

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\556644402199_Desktop.zip' -CompressionLevel Optimal
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2752

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:2240

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

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
ac338e13157044447ee1c51026e46584

SHA1
91a659ab9b0279345daec05f0d4c01547b3739c1

SHA256
dba045ff9399749f8c0d73f2d66f41003b73ec53729bebfbc2be482223bd7ec2

SHA512
9a2a86841c9d316df37895bb58a08fe2085da47a1a8c808df224a08bbae3b535b306f68ccd7175438f5f9092aa37e7a9f77e7270b04fdea537fd387fbd9e05a5

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_o4jhcjkv.2jo.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/2752-64-0x00007FFD80F20000-0x00007FFD819E1000-memory.dmp

Filesize
10.8MB

Download
memory/2752-58-0x0000014ED1D20000-0x0000014ED1D2A000-memory.dmp

Filesize
40KB

Download
memory/2752-57-0x0000014ED2090000-0x0000014ED20A2000-memory.dmp

Filesize
72KB

Download
memory/2752-56-0x0000014ED1B80000-0x0000014ED1B90000-memory.dmp

Filesize
64KB

Download
memory/2752-55-0x0000014ED1B80000-0x0000014ED1B90000-memory.dmp

Filesize
64KB

Download
memory/2752-53-0x0000014ED1B80000-0x0000014ED1B90000-memory.dmp

Filesize
64KB

Download
memory/2752-52-0x00007FFD80F20000-0x00007FFD819E1000-memory.dmp

Filesize
10.8MB

Download
memory/2752-47-0x0000014ED1B50000-0x0000014ED1B72000-memory.dmp

Filesize
136KB

Download
memory/2968-27-0x0000000004DB0000-0x0000000004DB1000-memory.dmp

Filesize
4KB

Download
memory/2968-66-0x0000000000090000-0x0000000000534000-memory.dmp

Filesize
4.6MB

Download
memory/2968-19-0x0000000000090000-0x0000000000534000-memory.dmp

Filesize
4.6MB

Download
memory/2968-21-0x0000000004D50000-0x0000000004D51000-memory.dmp

Filesize
4KB

Download
memory/2968-20-0x0000000004D60000-0x0000000004D61000-memory.dmp

Filesize
4KB

Download
memory/2968-22-0x0000000004D90000-0x0000000004D91000-memory.dmp

Filesize
4KB

Download
memory/2968-23-0x0000000004D20000-0x0000000004D21000-memory.dmp

Filesize
4KB

Download
memory/2968-24-0x0000000004D40000-0x0000000004D41000-memory.dmp

Filesize
4KB

Download
memory/2968-25-0x0000000004D30000-0x0000000004D31000-memory.dmp

Filesize
4KB

Download
memory/2968-26-0x0000000004D80000-0x0000000004D81000-memory.dmp

Filesize
4KB

Download
memory/2968-85-0x0000000000090000-0x0000000000534000-memory.dmp

Filesize
4.6MB

Download
memory/2968-28-0x0000000004DA0000-0x0000000004DA1000-memory.dmp

Filesize
4KB

Download
memory/2968-29-0x0000000000090000-0x0000000000534000-memory.dmp

Filesize
4.6MB

Download
memory/2968-84-0x0000000000090000-0x0000000000534000-memory.dmp

Filesize
4.6MB

Download
memory/2968-83-0x0000000000090000-0x0000000000534000-memory.dmp

Filesize
4.6MB

Download
memory/2968-82-0x0000000000090000-0x0000000000534000-memory.dmp

Filesize
4.6MB

Download
memory/2968-81-0x0000000000090000-0x0000000000534000-memory.dmp

Filesize
4.6MB

Download
memory/2968-80-0x0000000000090000-0x0000000000534000-memory.dmp

Filesize
4.6MB

Download
memory/2968-54-0x0000000000090000-0x0000000000534000-memory.dmp

Filesize
4.6MB

Download
memory/2968-79-0x0000000000090000-0x0000000000534000-memory.dmp

Filesize
4.6MB

Download
memory/2968-78-0x0000000000090000-0x0000000000534000-memory.dmp

Filesize
4.6MB

Download
memory/2968-18-0x0000000000090000-0x0000000000534000-memory.dmp

Filesize
4.6MB

Download
memory/2968-65-0x0000000000090000-0x0000000000534000-memory.dmp

Filesize
4.6MB

Download
memory/5072-3-0x0000000004A60000-0x0000000004A61000-memory.dmp

Filesize
4KB

Download
memory/5072-2-0x00000000001F0000-0x0000000000694000-memory.dmp

Filesize
4.6MB

Download
memory/5072-4-0x0000000004A50000-0x0000000004A51000-memory.dmp

Filesize
4KB

Download
memory/5072-1-0x0000000077324000-0x0000000077326000-memory.dmp

Filesize
8KB

Download
memory/5072-5-0x0000000004A90000-0x0000000004A91000-memory.dmp

Filesize
4KB

Download
memory/5072-7-0x0000000004A40000-0x0000000004A41000-memory.dmp

Filesize
4KB

Download
memory/5072-6-0x0000000004A30000-0x0000000004A31000-memory.dmp

Filesize
4KB

Download
memory/5072-8-0x0000000004A70000-0x0000000004A71000-memory.dmp

Filesize
4KB

Download
memory/5072-9-0x0000000004AC0000-0x0000000004AC1000-memory.dmp

Filesize
4KB

Download
memory/5072-10-0x0000000004AB0000-0x0000000004AB1000-memory.dmp

Filesize
4KB

Download
memory/5072-15-0x00000000001F0000-0x0000000000694000-memory.dmp

Filesize
4.6MB

Download
memory/5072-0-0x00000000001F0000-0x0000000000694000-memory.dmp

Filesize
4.6MB

Download