amadey | b1fe15394d3a406b37ce60bacb43aa513b13dcf07f726cf801d1ddf7b0022b30

Analysis

max time kernel
113s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
15/12/2022, 22:30

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General

Target
file.exe
Size 367KB
Sample221215-2etchadf78
SHA256 b1fe15394d3a406b37ce60bacb43aa513b13dcf07f726cf801d1ddf7b0022b30
MD5 d211cf641f8a43ab99547ece3e75fce8
SHA1 40007d421cf0eafd99145dfde7e396df9acac33c
SHA512 a3bdf25c28b1e5c648960994f7594093a5935b529d40234869f5b34e2835e41b25c34e2dd28a4b8b654e2bcc459eeadfaa7f99085c8f5da05065f3e048672e58
SSDEEP 6144:jYCnsLtkpf5ap3sGksxMQkRQWAKBNKvzYi9+0iPvzpQ6ijLxQFiaI:vsBkpBaBsnswRbA7vF+xnzpQ6ijqF
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 4 IoCs

resource	yara_rule
behavioral2/files/0x000b000000022f72-157.dat	amadey_cred_module
behavioral2/memory/4504-160-0x00000000007F0000-0x0000000000814000-memory.dmp	amadey_cred_module
behavioral2/files/0x000b000000022f72-159.dat	amadey_cred_module
behavioral2/files/0x000b000000022f72-158.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
41	4504	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
4984	gntuud.exe
1460	gntuud.exe
1532	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-1-5-21-2891029575-1462575-1165213807-1000\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	gntuud.exe

Loads dropped DLL 2 IoCs

pid	Process
4504	rundll32.exe
4504	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
4852	4528	WerFault.exe	77
3252	1460	WerFault.exe	100
980	1532	WerFault.exe	104

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
2764	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4504	rundll32.exe
4504	rundll32.exe
4504	rundll32.exe
4504	rundll32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 4528 wrote to memory of 4984	4528	file.exe	78
PID 4528 wrote to memory of 4984	4528	file.exe	78
PID 4528 wrote to memory of 4984	4528	file.exe	78
PID 4984 wrote to memory of 2764	4984	gntuud.exe	82
PID 4984 wrote to memory of 2764	4984	gntuud.exe	82
PID 4984 wrote to memory of 2764	4984	gntuud.exe	82
PID 4984 wrote to memory of 4296	4984	gntuud.exe	84
PID 4984 wrote to memory of 4296	4984	gntuud.exe	84
PID 4984 wrote to memory of 4296	4984	gntuud.exe	84
PID 4296 wrote to memory of 4188	4296	cmd.exe	86
PID 4296 wrote to memory of 4188	4296	cmd.exe	86
PID 4296 wrote to memory of 4188	4296	cmd.exe	86
PID 4296 wrote to memory of 3436	4296	cmd.exe	87
PID 4296 wrote to memory of 3436	4296	cmd.exe	87
PID 4296 wrote to memory of 3436	4296	cmd.exe	87
PID 4296 wrote to memory of 176	4296	cmd.exe	88
PID 4296 wrote to memory of 176	4296	cmd.exe	88
PID 4296 wrote to memory of 176	4296	cmd.exe	88
PID 4296 wrote to memory of 3236	4296	cmd.exe	89
PID 4296 wrote to memory of 3236	4296	cmd.exe	89
PID 4296 wrote to memory of 3236	4296	cmd.exe	89
PID 4296 wrote to memory of 3892	4296	cmd.exe	90
PID 4296 wrote to memory of 3892	4296	cmd.exe	90
PID 4296 wrote to memory of 3892	4296	cmd.exe	90
PID 4296 wrote to memory of 3016	4296	cmd.exe	91
PID 4296 wrote to memory of 3016	4296	cmd.exe	91
PID 4296 wrote to memory of 3016	4296	cmd.exe	91
PID 4984 wrote to memory of 4504	4984	gntuud.exe	103
PID 4984 wrote to memory of 4504	4984	gntuud.exe	103
PID 4984 wrote to memory of 4504	4984	gntuud.exe	103

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:4528
- 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:4984
- - 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:2764
- - 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:4296
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:4188
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:N"
      4⤵
      PID:3436
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:R" /E
      4⤵
      PID:176
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:3236
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\2c33368f7d" /P "Admin:N"
      4⤵
      PID:3892
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\2c33368f7d" /P "Admin:R" /E
      4⤵
      PID:3016
- - 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:4504
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4528 -s 1216
  2⤵
  - Program crash
  PID:4852

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4528 -ip 4528
1⤵
PID:4924

C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
1⤵
- Executes dropped EXE
PID:1460
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1460 -s 428
  2⤵
  - Program crash
  PID:3252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 1460 -ip 1460
1⤵
PID:4440

C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
1⤵
- Executes dropped EXE
PID:1532
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1532 -s 428
  2⤵
  - Program crash
  PID:980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 1532 -ip 1532
1⤵
PID:4284

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 367KB
SHA256 b1fe15394d3a406b37ce60bacb43aa513b13dcf07f726cf801d1ddf7b0022b30
MD5 d211cf641f8a43ab99547ece3e75fce8
SHA1 40007d421cf0eafd99145dfde7e396df9acac33c
SHA512 a3bdf25c28b1e5c648960994f7594093a5935b529d40234869f5b34e2835e41b25c34e2dd28a4b8b654e2bcc459eeadfaa7f99085c8f5da05065f3e048672e58
SSDEEP 6144:jYCnsLtkpf5ap3sGksxMQkRQWAKBNKvzYi9+0iPvzpQ6ijLxQFiaI:vsBkpBaBsnswRbA7vF+xnzpQ6ijqF
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
Size 367KB
SHA256 b1fe15394d3a406b37ce60bacb43aa513b13dcf07f726cf801d1ddf7b0022b30
MD5 d211cf641f8a43ab99547ece3e75fce8
SHA1 40007d421cf0eafd99145dfde7e396df9acac33c
SHA512 a3bdf25c28b1e5c648960994f7594093a5935b529d40234869f5b34e2835e41b25c34e2dd28a4b8b654e2bcc459eeadfaa7f99085c8f5da05065f3e048672e58
SSDEEP 6144:jYCnsLtkpf5ap3sGksxMQkRQWAKBNKvzYi9+0iPvzpQ6ijLxQFiaI:vsBkpBaBsnswRbA7vF+xnzpQ6ijqF
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
Size 367KB
SHA256 b1fe15394d3a406b37ce60bacb43aa513b13dcf07f726cf801d1ddf7b0022b30
MD5 d211cf641f8a43ab99547ece3e75fce8
SHA1 40007d421cf0eafd99145dfde7e396df9acac33c
SHA512 a3bdf25c28b1e5c648960994f7594093a5935b529d40234869f5b34e2835e41b25c34e2dd28a4b8b654e2bcc459eeadfaa7f99085c8f5da05065f3e048672e58
SSDEEP 6144:jYCnsLtkpf5ap3sGksxMQkRQWAKBNKvzYi9+0iPvzpQ6ijLxQFiaI:vsBkpBaBsnswRbA7vF+xnzpQ6ijqF
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
Size 367KB
SHA256 b1fe15394d3a406b37ce60bacb43aa513b13dcf07f726cf801d1ddf7b0022b30
MD5 d211cf641f8a43ab99547ece3e75fce8
SHA1 40007d421cf0eafd99145dfde7e396df9acac33c
SHA512 a3bdf25c28b1e5c648960994f7594093a5935b529d40234869f5b34e2835e41b25c34e2dd28a4b8b654e2bcc459eeadfaa7f99085c8f5da05065f3e048672e58
SSDEEP 6144:jYCnsLtkpf5ap3sGksxMQkRQWAKBNKvzYi9+0iPvzpQ6ijLxQFiaI:vsBkpBaBsnswRbA7vF+xnzpQ6ijqF
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

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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memory/1460-154-0x00000000006EC000-0x000000000070B000-memory.dmp

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memory/1460-155-0x0000000000400000-0x0000000000462000-memory.dmp

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memory/1532-162-0x000000000061D000-0x000000000063D000-memory.dmp

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memory/1532-163-0x0000000000400000-0x0000000000462000-memory.dmp

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memory/4504-160-0x00000000007F0000-0x0000000000814000-memory.dmp

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memory/4528-140-0x00000000004C9000-0x00000000004E9000-memory.dmp

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memory/4528-142-0x0000000000400000-0x0000000000462000-memory.dmp

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memory/4528-141-0x00000000021A0000-0x00000000021DE000-memory.dmp

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memory/4528-132-0x00000000004C9000-0x00000000004E9000-memory.dmp

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memory/4528-134-0x0000000000400000-0x0000000000462000-memory.dmp

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memory/4528-133-0x00000000021A0000-0x00000000021DE000-memory.dmp

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memory/4984-152-0x0000000000400000-0x0000000000462000-memory.dmp

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memory/4984-151-0x00000000004A8000-0x00000000004C8000-memory.dmp

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memory/4984-149-0x0000000000400000-0x0000000000462000-memory.dmp

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memory/4984-148-0x00000000004A8000-0x00000000004C8000-memory.dmp

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