amadey | 53747cd0cb25ac2f074d5ed6995765c3bea7fbb47060cf1b7f0ee527316cf07e

Analysis

max time kernel
117s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2022, 10:18

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General

Target
file.exe
Size 361KB
Sample221102-mbx4ysbad8
SHA256 53747cd0cb25ac2f074d5ed6995765c3bea7fbb47060cf1b7f0ee527316cf07e
MD5 3cdad486e8a2156774d14c18f0b01e8d
SHA1 b60ca0cfb857f40faac65aa7052e4548b530896d
SHA512 fae549bf2f2a6e7dacb2a0889b05ebc5a7a859596f66d66ef3f49b9c78c174bd8c7e1897fdeb6a40503254b35b434c3bc65b0236676c23437828c1818b59a928
SSDEEP 6144:j8rsCK31w491M0F1sDy67Rp0nok27ITsq:j8/K3lPM7xMnY7
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

amadey collection spyware stealer trojan

Malware Config

Signatures

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

Detect Amadey credential stealer module 2 IoCs

resource	yara_rule
behavioral2/files/0x000a000000022f5e-149.dat	amadey_cred_module
behavioral2/files/0x000a000000022f5e-150.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
32	4200	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
4376	rovwer.exe
1256	rovwer.exe
2336	rovwer.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	file.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	rovwer.exe

Loads dropped DLL 1 IoCs

pid	Process
4200	rundll32.exe

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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

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

System Information Discovery
T1082

Program crash 3 IoCs

pid	pid_target	Process	procid_target
3596	1656	WerFault.exe	80
3792	1256	WerFault.exe	93
4432	2336	WerFault.exe	97

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

T1053

pid	Process
4012	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4200	rundll32.exe
4200	rundll32.exe
4200	rundll32.exe
4200	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1656 wrote to memory of 4376	1656	file.exe	84
PID 1656 wrote to memory of 4376	1656	file.exe	84
PID 1656 wrote to memory of 4376	1656	file.exe	84
PID 4376 wrote to memory of 4012	4376	rovwer.exe	88
PID 4376 wrote to memory of 4012	4376	rovwer.exe	88
PID 4376 wrote to memory of 4012	4376	rovwer.exe	88
PID 4376 wrote to memory of 4200	4376	rovwer.exe	96
PID 4376 wrote to memory of 4200	4376	rovwer.exe	96
PID 4376 wrote to memory of 4200	4376	rovwer.exe	96

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
  "C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:4376
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe" /F
    3⤵
    - Creates scheduled task(s)
    PID:4012
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - outlook_win_path
    PID:4200
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1656 -s 1128
  2⤵
  - Program crash
  PID:3596

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1656 -ip 1656
1⤵
PID:1012

C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
1⤵
- Executes dropped EXE
PID:1256
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1256 -s 424
  2⤵
  - Program crash
  PID:3792

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 1256 -ip 1256
1⤵
PID:5044

C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
1⤵
- Executes dropped EXE
PID:2336
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2336 -s 424
  2⤵
  - Program crash
  PID:4432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 616 -p 2336 -ip 2336
1⤵
PID:3644

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

rovwer.exe

Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
Size 361KB
SHA256 53747cd0cb25ac2f074d5ed6995765c3bea7fbb47060cf1b7f0ee527316cf07e
MD5 3cdad486e8a2156774d14c18f0b01e8d
SHA1 b60ca0cfb857f40faac65aa7052e4548b530896d
SHA512 fae549bf2f2a6e7dacb2a0889b05ebc5a7a859596f66d66ef3f49b9c78c174bd8c7e1897fdeb6a40503254b35b434c3bc65b0236676c23437828c1818b59a928
SSDEEP 6144:j8rsCK31w491M0F1sDy67Rp0nok27ITsq:j8/K3lPM7xMnY7
MD5 SHA1 SHA512 SSDEEP

Submit Download

rovwer.exe

Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
Size 361KB
SHA256 53747cd0cb25ac2f074d5ed6995765c3bea7fbb47060cf1b7f0ee527316cf07e
MD5 3cdad486e8a2156774d14c18f0b01e8d
SHA1 b60ca0cfb857f40faac65aa7052e4548b530896d
SHA512 fae549bf2f2a6e7dacb2a0889b05ebc5a7a859596f66d66ef3f49b9c78c174bd8c7e1897fdeb6a40503254b35b434c3bc65b0236676c23437828c1818b59a928
SSDEEP 6144:j8rsCK31w491M0F1sDy67Rp0nok27ITsq:j8/K3lPM7xMnY7
MD5 SHA1 SHA512 SSDEEP

Submit Download

rovwer.exe

Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
Size 361KB
SHA256 53747cd0cb25ac2f074d5ed6995765c3bea7fbb47060cf1b7f0ee527316cf07e
MD5 3cdad486e8a2156774d14c18f0b01e8d
SHA1 b60ca0cfb857f40faac65aa7052e4548b530896d
SHA512 fae549bf2f2a6e7dacb2a0889b05ebc5a7a859596f66d66ef3f49b9c78c174bd8c7e1897fdeb6a40503254b35b434c3bc65b0236676c23437828c1818b59a928
SSDEEP 6144:j8rsCK31w491M0F1sDy67Rp0nok27ITsq:j8/K3lPM7xMnY7
MD5 SHA1 SHA512 SSDEEP

Submit Download

rovwer.exe

Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
Size 361KB
SHA256 53747cd0cb25ac2f074d5ed6995765c3bea7fbb47060cf1b7f0ee527316cf07e
MD5 3cdad486e8a2156774d14c18f0b01e8d
SHA1 b60ca0cfb857f40faac65aa7052e4548b530896d
SHA512 fae549bf2f2a6e7dacb2a0889b05ebc5a7a859596f66d66ef3f49b9c78c174bd8c7e1897fdeb6a40503254b35b434c3bc65b0236676c23437828c1818b59a928
SSDEEP 6144:j8rsCK31w491M0F1sDy67Rp0nok27ITsq:j8/K3lPM7xMnY7
MD5 SHA1 SHA512 SSDEEP

Submit Download

cred64.dll

Path C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll
Size 126KB
SHA256 351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba
MD5 522adad0782501491314a78c7f32006b
SHA1 e487edceeef3a41e2a8eea1e684bcbc3b39adb97
SHA512 5f8a103deea3ed5f8641d1f4c91a4f891a8208b679cadbfac4a068afbad0d2f777cd29ace4bdfec590e722435473e4f8465fb80d5cda792dc0236646580101a7
SSDEEP 3072:ox7pOYzBekEmWDWCMq6As523HeS9FAiZ87vO2rlL3Rnu9:ox7ZNhE/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

Submit Download

cred64.dll

Path C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll
Size 126KB
SHA256 351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba
MD5 522adad0782501491314a78c7f32006b
SHA1 e487edceeef3a41e2a8eea1e684bcbc3b39adb97
SHA512 5f8a103deea3ed5f8641d1f4c91a4f891a8208b679cadbfac4a068afbad0d2f777cd29ace4bdfec590e722435473e4f8465fb80d5cda792dc0236646580101a7
SSDEEP 3072:ox7pOYzBekEmWDWCMq6As523HeS9FAiZ87vO2rlL3Rnu9:ox7ZNhE/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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memory/1256-147-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/1256-146-0x0000000002D8B000-0x0000000002DAA000-memory.dmp

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memory/1656-134-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/1656-141-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/1656-133-0x0000000004850000-0x000000000488E000-memory.dmp

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memory/1656-138-0x0000000002DC9000-0x0000000002DE8000-memory.dmp

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memory/1656-132-0x0000000002DC9000-0x0000000002DE8000-memory.dmp

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memory/1656-139-0x0000000004850000-0x000000000488E000-memory.dmp

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memory/2336-153-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/2336-152-0x0000000002E2B000-0x0000000002E4A000-memory.dmp

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memory/4376-144-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/4376-143-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/4376-142-0x0000000002DF8000-0x0000000002E17000-memory.dmp

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