amadey | 460cefdbf462c9c703ef882a017d0e9ecf62d0ff1a9231608cf1b67eee9fccfa

Analysis

max time kernel
161s
max time network
181s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
06/12/2022, 16:46

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General

Target
file.exe
Size 415KB
Sample221206-t9ylpsef65
SHA256 460cefdbf462c9c703ef882a017d0e9ecf62d0ff1a9231608cf1b67eee9fccfa
MD5 7d4dbb2fb0095d27dd4aae90c492a2e1
SHA1 83b5a11d76869b819d51ba94e81f9d72daa42293
SHA512 d5856e6c44cf9d4722d849b27682f5ec216a5d35890f151a8a677466dec89902a525a5d64feaca6b105645f505750e1665a85b3b7257bed2966c49149cfa32d1
SSDEEP 6144:ntsG/ZN6LJFS+EsXQC9QUHRjF+8I/G6SZYg2WcoBlCsn/w3aV:ntsmZANFS51ARxjlZPcWCt
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

amadey collection spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

3.50

62.204.41.6/p9cWxH/index.php

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/0x000300000002264c-149.dat	amadey_cred_module
behavioral2/files/0x000300000002264c-150.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
61	4088	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
1396	gntuud.exe
1540	gntuud.exe
3912	gntuud.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-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	file.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	gntuud.exe

Loads dropped DLL 1 IoCs

pid	Process
4088	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-1-5-21-4246620582-653642754-1174164128-1000\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
2444	4596	WerFault.exe	81
5012	1540	WerFault.exe	91
528	3912	WerFault.exe	102

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
4552	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe
4088	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4596 wrote to memory of 1396	4596	file.exe	82
PID 4596 wrote to memory of 1396	4596	file.exe	82
PID 4596 wrote to memory of 1396	4596	file.exe	82
PID 1396 wrote to memory of 4552	1396	gntuud.exe	86
PID 1396 wrote to memory of 4552	1396	gntuud.exe	86
PID 1396 wrote to memory of 4552	1396	gntuud.exe	86
PID 1396 wrote to memory of 4088	1396	gntuud.exe	96
PID 1396 wrote to memory of 4088	1396	gntuud.exe	96
PID 1396 wrote to memory of 4088	1396	gntuud.exe	96

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\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:4596
- C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe
  "C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:1396
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN gntuud.exe /TR "C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe" /F
    3⤵
    - Creates scheduled task(s)
    PID:4552
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - outlook_win_path
    PID:4088
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 904
  2⤵
  - Program crash
  PID:2444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4596 -ip 4596
1⤵
PID:4524

C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe
1⤵
- Executes dropped EXE
PID:1540
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1540 -s 416
  2⤵
  - Program crash
  PID:5012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1540 -ip 1540
1⤵
PID:4716

C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe
1⤵
- Executes dropped EXE
PID:3912
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 416
  2⤵
  - Program crash
  PID:528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 3912 -ip 3912
1⤵
PID:4404

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

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe
Size 415KB
SHA256 460cefdbf462c9c703ef882a017d0e9ecf62d0ff1a9231608cf1b67eee9fccfa
MD5 7d4dbb2fb0095d27dd4aae90c492a2e1
SHA1 83b5a11d76869b819d51ba94e81f9d72daa42293
SHA512 d5856e6c44cf9d4722d849b27682f5ec216a5d35890f151a8a677466dec89902a525a5d64feaca6b105645f505750e1665a85b3b7257bed2966c49149cfa32d1
SSDEEP 6144:ntsG/ZN6LJFS+EsXQC9QUHRjF+8I/G6SZYg2WcoBlCsn/w3aV:ntsmZANFS51ARxjlZPcWCt
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe
Size 415KB
SHA256 460cefdbf462c9c703ef882a017d0e9ecf62d0ff1a9231608cf1b67eee9fccfa
MD5 7d4dbb2fb0095d27dd4aae90c492a2e1
SHA1 83b5a11d76869b819d51ba94e81f9d72daa42293
SHA512 d5856e6c44cf9d4722d849b27682f5ec216a5d35890f151a8a677466dec89902a525a5d64feaca6b105645f505750e1665a85b3b7257bed2966c49149cfa32d1
SSDEEP 6144:ntsG/ZN6LJFS+EsXQC9QUHRjF+8I/G6SZYg2WcoBlCsn/w3aV:ntsmZANFS51ARxjlZPcWCt
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe
Size 415KB
SHA256 460cefdbf462c9c703ef882a017d0e9ecf62d0ff1a9231608cf1b67eee9fccfa
MD5 7d4dbb2fb0095d27dd4aae90c492a2e1
SHA1 83b5a11d76869b819d51ba94e81f9d72daa42293
SHA512 d5856e6c44cf9d4722d849b27682f5ec216a5d35890f151a8a677466dec89902a525a5d64feaca6b105645f505750e1665a85b3b7257bed2966c49149cfa32d1
SSDEEP 6144:ntsG/ZN6LJFS+EsXQC9QUHRjF+8I/G6SZYg2WcoBlCsn/w3aV:ntsmZANFS51ARxjlZPcWCt
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe
Size 415KB
SHA256 460cefdbf462c9c703ef882a017d0e9ecf62d0ff1a9231608cf1b67eee9fccfa
MD5 7d4dbb2fb0095d27dd4aae90c492a2e1
SHA1 83b5a11d76869b819d51ba94e81f9d72daa42293
SHA512 d5856e6c44cf9d4722d849b27682f5ec216a5d35890f151a8a677466dec89902a525a5d64feaca6b105645f505750e1665a85b3b7257bed2966c49149cfa32d1
SSDEEP 6144:ntsG/ZN6LJFS+EsXQC9QUHRjF+8I/G6SZYg2WcoBlCsn/w3aV:ntsmZANFS51ARxjlZPcWCt
MD5 SHA1 SHA512 SSDEEP

Submit Download

cred64.dll

Path C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll
Size 126KB
SHA256 62d5b300b911a022c5c146ea010769cd0c2fdcc86aba7e5be25aff1f799220be
MD5 98cc0f811ad5ff43fedc262961002498
SHA1 37e48635fcef35c0b3db3c1f0c35833899eb53d8
SHA512 d2ae90628acf92c6f7d176a4c866a0b6a6cfcfd722f0aec89cb48afead4318311c3ca95fe6865ac254b601b70ef5f289a35f4b26fba67a4c9b3cc5e68c7bf9c1
SSDEEP 3072:ox7pOYzBekgmWDWCMq6As523HeS9FAiZ87vO2rlL3Rni9:ox7ZNhg/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll
Size 126KB
SHA256 62d5b300b911a022c5c146ea010769cd0c2fdcc86aba7e5be25aff1f799220be
MD5 98cc0f811ad5ff43fedc262961002498
SHA1 37e48635fcef35c0b3db3c1f0c35833899eb53d8
SHA512 d2ae90628acf92c6f7d176a4c866a0b6a6cfcfd722f0aec89cb48afead4318311c3ca95fe6865ac254b601b70ef5f289a35f4b26fba67a4c9b3cc5e68c7bf9c1
SSDEEP 3072:ox7pOYzBekgmWDWCMq6As523HeS9FAiZ87vO2rlL3Rni9:ox7ZNhg/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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memory/1396-143-0x0000000000583000-0x00000000005A2000-memory.dmp

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memory/1396-138-0x0000000000583000-0x00000000005A2000-memory.dmp

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memory/1396-139-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/1396-144-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/1540-147-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/1540-146-0x0000000000864000-0x0000000000883000-memory.dmp

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memory/3912-152-0x0000000000594000-0x00000000005B3000-memory.dmp

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memory/3912-153-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/4596-142-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/4596-141-0x00000000005F3000-0x0000000000612000-memory.dmp

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memory/4596-132-0x00000000005F3000-0x0000000000612000-memory.dmp

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memory/4596-134-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/4596-133-0x0000000000820000-0x000000000085E000-memory.dmp

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