amadey | 6cc55822beeb659db5a012f49e425b5ef485f230dbe2e34b92654127151ac8db

Analysis

max time kernel
116s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
16/12/2022, 12:08

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General

Target
file.exe
Size 273KB
Sample221216-pawkvahe21
SHA256 6cc55822beeb659db5a012f49e425b5ef485f230dbe2e34b92654127151ac8db
MD5 0d19dd34e4a3cef4d08487cec753152c
SHA1 9df832af91f699cc204a75f772c0a06cd94a3584
SHA512 5cc68519be58f0e8b6f01e8d6b7c873746d7386b25a9e31bfef3b90c17c7eb6679a7d2caa308770cf711fc01a85b58c11376692e1964a077e3ec2f02f399cc0e
SSDEEP 6144:4TuffLa3ABzimv3vXxyJAxOegbDx6UCJtps5U8qMrc:4TuffYamANFskUgfs5U8n
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

amadey collection spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

3.60

62.204.41.79/fb73jc3/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/0x000a000000022dea-156.dat	amadey_cred_module
behavioral2/files/0x000a000000022dea-157.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
30	4532	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
760	gntuud.exe
732	gntuud.exe
1656	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-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	file.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	gntuud.exe

Loads dropped DLL 1 IoCs

pid	Process
4532	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-1-5-21-2971393436-602173351-1645505021-1000\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
2244	2912	WerFault.exe	81
1224	732	WerFault.exe	102
1884	1656	WerFault.exe	106

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
3880	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4532	rundll32.exe
4532	rundll32.exe
4532	rundll32.exe
4532	rundll32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2912 wrote to memory of 760	2912	file.exe	84
PID 2912 wrote to memory of 760	2912	file.exe	84
PID 2912 wrote to memory of 760	2912	file.exe	84
PID 760 wrote to memory of 3880	760	gntuud.exe	88
PID 760 wrote to memory of 3880	760	gntuud.exe	88
PID 760 wrote to memory of 3880	760	gntuud.exe	88
PID 760 wrote to memory of 4084	760	gntuud.exe	90
PID 760 wrote to memory of 4084	760	gntuud.exe	90
PID 760 wrote to memory of 4084	760	gntuud.exe	90
PID 4084 wrote to memory of 3132	4084	cmd.exe	92
PID 4084 wrote to memory of 3132	4084	cmd.exe	92
PID 4084 wrote to memory of 3132	4084	cmd.exe	92
PID 4084 wrote to memory of 3732	4084	cmd.exe	93
PID 4084 wrote to memory of 3732	4084	cmd.exe	93
PID 4084 wrote to memory of 3732	4084	cmd.exe	93
PID 4084 wrote to memory of 400	4084	cmd.exe	94
PID 4084 wrote to memory of 400	4084	cmd.exe	94
PID 4084 wrote to memory of 400	4084	cmd.exe	94
PID 4084 wrote to memory of 532	4084	cmd.exe	95
PID 4084 wrote to memory of 532	4084	cmd.exe	95
PID 4084 wrote to memory of 532	4084	cmd.exe	95
PID 4084 wrote to memory of 2060	4084	cmd.exe	96
PID 4084 wrote to memory of 2060	4084	cmd.exe	96
PID 4084 wrote to memory of 2060	4084	cmd.exe	96
PID 4084 wrote to memory of 1320	4084	cmd.exe	97
PID 4084 wrote to memory of 1320	4084	cmd.exe	97
PID 4084 wrote to memory of 1320	4084	cmd.exe	97
PID 760 wrote to memory of 4532	760	gntuud.exe	105
PID 760 wrote to memory of 4532	760	gntuud.exe	105
PID 760 wrote to memory of 4532	760	gntuud.exe	105

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\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:2912
- C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
  "C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:760
- - 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\2c33368f7d\gntuud.exe" /F
    3⤵
    - Creates scheduled task(s)
    PID:3880
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "gntuud.exe" /P "Admin:N"&&CACLS "gntuud.exe" /P "Admin:R" /E&&echo Y|CACLS "..\2c33368f7d" /P "Admin:N"&&CACLS "..\2c33368f7d" /P "Admin:R" /E&&Exit
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4084
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:3132
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:N"
      4⤵
      PID:3732
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:R" /E
      4⤵
      PID:400
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:532
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\2c33368f7d" /P "Admin:N"
      4⤵
      PID:2060
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\2c33368f7d" /P "Admin:R" /E
      4⤵
      PID:1320
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - outlook_win_path
    PID:4532
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2912 -s 1272
  2⤵
  - Program crash
  PID:2244

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 2912 -ip 2912
1⤵
PID:3044

C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
1⤵
- Executes dropped EXE
PID:732
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 732 -s 416
  2⤵
  - Program crash
  PID:1224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 732 -ip 732
1⤵
PID:3140

C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
1⤵
- Executes dropped EXE
PID:1656
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1656 -s 416
  2⤵
  - Program crash
  PID:1884

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 592 -p 1656 -ip 1656
1⤵
PID:3936

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\2c33368f7d\gntuud.exe
Size 273KB
SHA256 6cc55822beeb659db5a012f49e425b5ef485f230dbe2e34b92654127151ac8db
MD5 0d19dd34e4a3cef4d08487cec753152c
SHA1 9df832af91f699cc204a75f772c0a06cd94a3584
SHA512 5cc68519be58f0e8b6f01e8d6b7c873746d7386b25a9e31bfef3b90c17c7eb6679a7d2caa308770cf711fc01a85b58c11376692e1964a077e3ec2f02f399cc0e
SSDEEP 6144:4TuffLa3ABzimv3vXxyJAxOegbDx6UCJtps5U8qMrc:4TuffYamANFskUgfs5U8n
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
Size 273KB
SHA256 6cc55822beeb659db5a012f49e425b5ef485f230dbe2e34b92654127151ac8db
MD5 0d19dd34e4a3cef4d08487cec753152c
SHA1 9df832af91f699cc204a75f772c0a06cd94a3584
SHA512 5cc68519be58f0e8b6f01e8d6b7c873746d7386b25a9e31bfef3b90c17c7eb6679a7d2caa308770cf711fc01a85b58c11376692e1964a077e3ec2f02f399cc0e
SSDEEP 6144:4TuffLa3ABzimv3vXxyJAxOegbDx6UCJtps5U8qMrc:4TuffYamANFskUgfs5U8n
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
Size 273KB
SHA256 6cc55822beeb659db5a012f49e425b5ef485f230dbe2e34b92654127151ac8db
MD5 0d19dd34e4a3cef4d08487cec753152c
SHA1 9df832af91f699cc204a75f772c0a06cd94a3584
SHA512 5cc68519be58f0e8b6f01e8d6b7c873746d7386b25a9e31bfef3b90c17c7eb6679a7d2caa308770cf711fc01a85b58c11376692e1964a077e3ec2f02f399cc0e
SSDEEP 6144:4TuffLa3ABzimv3vXxyJAxOegbDx6UCJtps5U8qMrc:4TuffYamANFskUgfs5U8n
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
Size 273KB
SHA256 6cc55822beeb659db5a012f49e425b5ef485f230dbe2e34b92654127151ac8db
MD5 0d19dd34e4a3cef4d08487cec753152c
SHA1 9df832af91f699cc204a75f772c0a06cd94a3584
SHA512 5cc68519be58f0e8b6f01e8d6b7c873746d7386b25a9e31bfef3b90c17c7eb6679a7d2caa308770cf711fc01a85b58c11376692e1964a077e3ec2f02f399cc0e
SSDEEP 6144:4TuffLa3ABzimv3vXxyJAxOegbDx6UCJtps5U8qMrc:4TuffYamANFskUgfs5U8n
MD5 SHA1 SHA512 SSDEEP

Submit Download

cred64.dll

Path C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
Size 126KB
SHA256 d35b5dd18d91dbfe3dc89cb75b6a26757777b5c52a33cd8fcf6e5ed45a946f1a
MD5 9995abf2f401e4945a7d2930a3727619
SHA1 7715e14ad6e4adf609c62c5812419800343fbd4f
SHA512 42726fb602958594914b5bc936aff36833823f9f9da9bc80a46579d96cec12c7df070c174ec9dd82c21f2fe44f1e9a4a2e50d9944fea6379dbdec666727a7eda
SSDEEP 3072:ox7pOYzBekcmWDWCMq6As523HeS9FAiZ87vO2rlL3Rne9:ox7ZNhc/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
Size 126KB
SHA256 d35b5dd18d91dbfe3dc89cb75b6a26757777b5c52a33cd8fcf6e5ed45a946f1a
MD5 9995abf2f401e4945a7d2930a3727619
SHA1 7715e14ad6e4adf609c62c5812419800343fbd4f
SHA512 42726fb602958594914b5bc936aff36833823f9f9da9bc80a46579d96cec12c7df070c174ec9dd82c21f2fe44f1e9a4a2e50d9944fea6379dbdec666727a7eda
SSDEEP 3072:ox7pOYzBekcmWDWCMq6As523HeS9FAiZ87vO2rlL3Rne9:ox7ZNhc/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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memory/732-153-0x0000000000664000-0x0000000000683000-memory.dmp

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memory/732-154-0x0000000000400000-0x0000000000461000-memory.dmp

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memory/760-150-0x0000000000573000-0x0000000000592000-memory.dmp

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memory/760-151-0x0000000000400000-0x0000000000461000-memory.dmp

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memory/760-147-0x0000000000573000-0x0000000000592000-memory.dmp

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memory/760-148-0x0000000000400000-0x0000000000461000-memory.dmp

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memory/1656-160-0x0000000000400000-0x0000000000461000-memory.dmp

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memory/1656-159-0x0000000000694000-0x00000000006B3000-memory.dmp

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memory/2912-138-0x00000000005D3000-0x00000000005F3000-memory.dmp

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memory/2912-132-0x00000000005D3000-0x00000000005F3000-memory.dmp

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memory/2912-134-0x0000000000400000-0x0000000000461000-memory.dmp

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memory/2912-133-0x0000000000800000-0x000000000083E000-memory.dmp

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memory/2912-139-0x0000000000400000-0x0000000000461000-memory.dmp

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