amadey | e6dfff250936d9cfeac0a71fd1147d4b290e078ea382e52dba09516f35a1dc68

Analysis

max time kernel
109s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 11:06

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General

Target
file.exe
Size 209KB
Sample221127-m7ebqacc26
SHA256 e6dfff250936d9cfeac0a71fd1147d4b290e078ea382e52dba09516f35a1dc68
MD5 bebede721760bb01fec9a831b1a81ff1
SHA1 4f8204edd4d53d878e9a47ec36f4d4be1962903b
SHA512 7e595d29ad8ef52aafba9cc162d2a042b70f81819242f01047c15e2bd430e1119b5a793119834a759f41720b0ee480a8d27b37e5100e4a098b5eab4b37d916c7
SSDEEP 3072:Bp4WwqNbH3iGA+0OXW51o3/aDgMg+UmdhN5GFA/q6Ww0AitabmjjPf:w+9F0OUo3qg+DNAFAdj0RIy
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

amadey collection spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

3.50

31.41.244.17/hfk3vK9/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/0x0008000000022e04-149.dat	amadey_cred_module
behavioral2/files/0x0008000000022e04-150.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
37	748	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
4800	gntuud.exe
4364	gntuud.exe
1012	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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	file.exe
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	gntuud.exe

Loads dropped DLL 1 IoCs

pid	Process
748	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-1-5-21-929662420-1054238289-2961194603-1000\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
1336	2804	WerFault.exe	80
2744	4364	WerFault.exe	88
3348	1012	WerFault.exe	98

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
1788	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2804 wrote to memory of 4800	2804	file.exe	81
PID 2804 wrote to memory of 4800	2804	file.exe	81
PID 2804 wrote to memory of 4800	2804	file.exe	81
PID 4800 wrote to memory of 1788	4800	gntuud.exe	84
PID 4800 wrote to memory of 1788	4800	gntuud.exe	84
PID 4800 wrote to memory of 1788	4800	gntuud.exe	84
PID 4800 wrote to memory of 748	4800	gntuud.exe	93
PID 4800 wrote to memory of 748	4800	gntuud.exe	93
PID 4800 wrote to memory of 748	4800	gntuud.exe	93

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\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:2804
- C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
  "C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:4800
- - 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\3f904562a0\gntuud.exe" /F
    3⤵
    - Creates scheduled task(s)
    PID:1788
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - outlook_win_path
    PID:748
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2804 -s 908
  2⤵
  - Program crash
  PID:1336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2804 -ip 2804
1⤵
PID:1636

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:4364
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4364 -s 420
  2⤵
  - Program crash
  PID:2744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4364 -ip 4364
1⤵
PID:4436

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:1012
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1012 -s 420
  2⤵
  - Program crash
  PID:3348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 1012 -ip 1012
1⤵
PID:1640

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\3f904562a0\gntuud.exe
Size 209KB
SHA256 e6dfff250936d9cfeac0a71fd1147d4b290e078ea382e52dba09516f35a1dc68
MD5 bebede721760bb01fec9a831b1a81ff1
SHA1 4f8204edd4d53d878e9a47ec36f4d4be1962903b
SHA512 7e595d29ad8ef52aafba9cc162d2a042b70f81819242f01047c15e2bd430e1119b5a793119834a759f41720b0ee480a8d27b37e5100e4a098b5eab4b37d916c7
SSDEEP 3072:Bp4WwqNbH3iGA+0OXW51o3/aDgMg+UmdhN5GFA/q6Ww0AitabmjjPf:w+9F0OUo3qg+DNAFAdj0RIy
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Size 209KB
SHA256 e6dfff250936d9cfeac0a71fd1147d4b290e078ea382e52dba09516f35a1dc68
MD5 bebede721760bb01fec9a831b1a81ff1
SHA1 4f8204edd4d53d878e9a47ec36f4d4be1962903b
SHA512 7e595d29ad8ef52aafba9cc162d2a042b70f81819242f01047c15e2bd430e1119b5a793119834a759f41720b0ee480a8d27b37e5100e4a098b5eab4b37d916c7
SSDEEP 3072:Bp4WwqNbH3iGA+0OXW51o3/aDgMg+UmdhN5GFA/q6Ww0AitabmjjPf:w+9F0OUo3qg+DNAFAdj0RIy
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Size 209KB
SHA256 e6dfff250936d9cfeac0a71fd1147d4b290e078ea382e52dba09516f35a1dc68
MD5 bebede721760bb01fec9a831b1a81ff1
SHA1 4f8204edd4d53d878e9a47ec36f4d4be1962903b
SHA512 7e595d29ad8ef52aafba9cc162d2a042b70f81819242f01047c15e2bd430e1119b5a793119834a759f41720b0ee480a8d27b37e5100e4a098b5eab4b37d916c7
SSDEEP 3072:Bp4WwqNbH3iGA+0OXW51o3/aDgMg+UmdhN5GFA/q6Ww0AitabmjjPf:w+9F0OUo3qg+DNAFAdj0RIy
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Size 209KB
SHA256 e6dfff250936d9cfeac0a71fd1147d4b290e078ea382e52dba09516f35a1dc68
MD5 bebede721760bb01fec9a831b1a81ff1
SHA1 4f8204edd4d53d878e9a47ec36f4d4be1962903b
SHA512 7e595d29ad8ef52aafba9cc162d2a042b70f81819242f01047c15e2bd430e1119b5a793119834a759f41720b0ee480a8d27b37e5100e4a098b5eab4b37d916c7
SSDEEP 3072:Bp4WwqNbH3iGA+0OXW51o3/aDgMg+UmdhN5GFA/q6Ww0AitabmjjPf:w+9F0OUo3qg+DNAFAdj0RIy
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll
Size 126KB
SHA256 d3e9a3365f73a34e2dd9022a318abcc2c55af98bafb2dc302cbb55f5398bb9a0
MD5 adbaf286228c46522e50371c4be31a03
SHA1 a29d644c4663b2e2b2bd92046ba0df629537c297
SHA512 74a55cc8d8c3af54e5ba290a34b968918da994ea2d55b5f0d1f39e83cb9a39d73226227933c760b48f2e0bdb646f8243967517ef8202e02d88411d2d19ae217d
SSDEEP 3072:ox7pOYzBekBmWDWCMq6As523HeS9FAiZ87vO2rlL3Rnm9:ox7ZNhB/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll
Size 126KB
SHA256 d3e9a3365f73a34e2dd9022a318abcc2c55af98bafb2dc302cbb55f5398bb9a0
MD5 adbaf286228c46522e50371c4be31a03
SHA1 a29d644c4663b2e2b2bd92046ba0df629537c297
SHA512 74a55cc8d8c3af54e5ba290a34b968918da994ea2d55b5f0d1f39e83cb9a39d73226227933c760b48f2e0bdb646f8243967517ef8202e02d88411d2d19ae217d
SSDEEP 3072:ox7pOYzBekBmWDWCMq6As523HeS9FAiZ87vO2rlL3Rnm9:ox7ZNhB/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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memory/1012-153-0x0000000000400000-0x000000000046A000-memory.dmp

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memory/1012-152-0x00000000005EF000-0x000000000060E000-memory.dmp

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memory/2804-141-0x000000000070D000-0x000000000072C000-memory.dmp

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memory/2804-142-0x0000000000400000-0x000000000046A000-memory.dmp

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memory/2804-132-0x000000000070D000-0x000000000072C000-memory.dmp

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memory/2804-134-0x0000000000400000-0x000000000046A000-memory.dmp

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memory/2804-133-0x0000000002090000-0x00000000020CE000-memory.dmp

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memory/4364-147-0x0000000000400000-0x000000000046A000-memory.dmp

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memory/4364-146-0x00000000004DF000-0x00000000004FE000-memory.dmp

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memory/4800-144-0x0000000000400000-0x000000000046A000-memory.dmp

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memory/4800-143-0x000000000083C000-0x000000000085B000-memory.dmp

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memory/4800-140-0x0000000000400000-0x000000000046A000-memory.dmp

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memory/4800-139-0x000000000083C000-0x000000000085B000-memory.dmp

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