amadey | de2df893fd6257f543b97ad732003a0cbed7abf488e4525129e3ac55faae3cb7

Analysis

max time kernel
183s
max time network
189s
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, 13:37

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General

Target
file.exe
Size 417KB
Sample221206-qws8aace29
SHA256 de2df893fd6257f543b97ad732003a0cbed7abf488e4525129e3ac55faae3cb7
MD5 75e69c421b65b8b85ed5524814e369eb
SHA1 86f6483280953d73be9083f99dc027cac8b1b075
SHA512 f687dd714887ebfca732ffc86ee06edac8db7d4df0c46e1ed39b38cf431ca706ca584862fbd84d3ebaaf3160deea7e8347c59a22f2082a0dab30607f8ccc2b8f
SSDEEP 6144:nEMys1LbloJl9bS5tN96GJTtoh0to0imXN32u63B6yigvLKPMk:ndyovloJl9u5EGJTtoh0to0r9WkyzvL
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

amadey collection spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

3.50

77.73.133.72/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/0x000b000000023162-147.dat	amadey_cred_module
behavioral2/files/0x000b000000023162-148.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
83	3216	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
3944	gntuud.exe
384	gntuud.exe
3292	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
3216	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
216	4700	WerFault.exe	81
4344	384	WerFault.exe	88
8	3292	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
3484	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3216	rundll32.exe
3216	rundll32.exe
3216	rundll32.exe
3216	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4700 wrote to memory of 3944	4700	file.exe	82
PID 4700 wrote to memory of 3944	4700	file.exe	82
PID 4700 wrote to memory of 3944	4700	file.exe	82
PID 3944 wrote to memory of 3484	3944	gntuud.exe	85
PID 3944 wrote to memory of 3484	3944	gntuud.exe	85
PID 3944 wrote to memory of 3484	3944	gntuud.exe	85
PID 3944 wrote to memory of 3216	3944	gntuud.exe	94
PID 3944 wrote to memory of 3216	3944	gntuud.exe	94
PID 3944 wrote to memory of 3216	3944	gntuud.exe	94

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:4700
- C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
  "C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:3944
- - 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\ecaac49691\gntuud.exe" /F
    3⤵
    - Creates scheduled task(s)
    PID:3484
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - outlook_win_path
    PID:3216
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4700 -s 868
  2⤵
  - Program crash
  PID:216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4700 -ip 4700
1⤵
PID:4484

C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
1⤵
- Executes dropped EXE
PID:384
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 384 -s 416
  2⤵
  - Program crash
  PID:4344

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 384 -ip 384
1⤵
PID:3584

C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
1⤵
- Executes dropped EXE
PID:3292
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3292 -s 188
  2⤵
  - Program crash
  PID:8

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 176 -p 3292 -ip 3292
1⤵
PID:4212

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\ecaac49691\gntuud.exe
Size 417KB
SHA256 de2df893fd6257f543b97ad732003a0cbed7abf488e4525129e3ac55faae3cb7
MD5 75e69c421b65b8b85ed5524814e369eb
SHA1 86f6483280953d73be9083f99dc027cac8b1b075
SHA512 f687dd714887ebfca732ffc86ee06edac8db7d4df0c46e1ed39b38cf431ca706ca584862fbd84d3ebaaf3160deea7e8347c59a22f2082a0dab30607f8ccc2b8f
SSDEEP 6144:nEMys1LbloJl9bS5tN96GJTtoh0to0imXN32u63B6yigvLKPMk:ndyovloJl9u5EGJTtoh0to0r9WkyzvL
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
Size 417KB
SHA256 de2df893fd6257f543b97ad732003a0cbed7abf488e4525129e3ac55faae3cb7
MD5 75e69c421b65b8b85ed5524814e369eb
SHA1 86f6483280953d73be9083f99dc027cac8b1b075
SHA512 f687dd714887ebfca732ffc86ee06edac8db7d4df0c46e1ed39b38cf431ca706ca584862fbd84d3ebaaf3160deea7e8347c59a22f2082a0dab30607f8ccc2b8f
SSDEEP 6144:nEMys1LbloJl9bS5tN96GJTtoh0to0imXN32u63B6yigvLKPMk:ndyovloJl9u5EGJTtoh0to0r9WkyzvL
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
Size 417KB
SHA256 de2df893fd6257f543b97ad732003a0cbed7abf488e4525129e3ac55faae3cb7
MD5 75e69c421b65b8b85ed5524814e369eb
SHA1 86f6483280953d73be9083f99dc027cac8b1b075
SHA512 f687dd714887ebfca732ffc86ee06edac8db7d4df0c46e1ed39b38cf431ca706ca584862fbd84d3ebaaf3160deea7e8347c59a22f2082a0dab30607f8ccc2b8f
SSDEEP 6144:nEMys1LbloJl9bS5tN96GJTtoh0to0imXN32u63B6yigvLKPMk:ndyovloJl9u5EGJTtoh0to0r9WkyzvL
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
Size 417KB
SHA256 de2df893fd6257f543b97ad732003a0cbed7abf488e4525129e3ac55faae3cb7
MD5 75e69c421b65b8b85ed5524814e369eb
SHA1 86f6483280953d73be9083f99dc027cac8b1b075
SHA512 f687dd714887ebfca732ffc86ee06edac8db7d4df0c46e1ed39b38cf431ca706ca584862fbd84d3ebaaf3160deea7e8347c59a22f2082a0dab30607f8ccc2b8f
SSDEEP 6144:nEMys1LbloJl9bS5tN96GJTtoh0to0imXN32u63B6yigvLKPMk:ndyovloJl9u5EGJTtoh0to0r9WkyzvL
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll
Size 126KB
SHA256 5cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0
MD5 349b2b47fef50fa6a1fc19d0ee4b2db8
SHA1 077f4328b3f060a9f010b1a63d9e127d24ddafd4
SHA512 83fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773
SSDEEP 3072:ox7pOYzBekTRmWDWCMq6As523HeS9FAiZ87vO2rlL3RnG9:ox7ZNhTR/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll
Size 126KB
SHA256 5cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0
MD5 349b2b47fef50fa6a1fc19d0ee4b2db8
SHA1 077f4328b3f060a9f010b1a63d9e127d24ddafd4
SHA512 83fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773
SSDEEP 3072:ox7pOYzBekTRmWDWCMq6As523HeS9FAiZ87vO2rlL3RnG9:ox7ZNhTR/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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memory/384-144-0x00000000007E4000-0x0000000000803000-memory.dmp

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memory/384-145-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/3292-150-0x0000000000704000-0x0000000000723000-memory.dmp

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memory/3292-151-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/3944-138-0x0000000000683000-0x00000000006A2000-memory.dmp

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memory/3944-139-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/4700-140-0x0000000000493000-0x00000000004B2000-memory.dmp

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memory/4700-132-0x0000000000493000-0x00000000004B2000-memory.dmp

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memory/4700-133-0x00000000001C0000-0x00000000001FE000-memory.dmp

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memory/4700-134-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/4700-141-0x0000000000400000-0x000000000046D000-memory.dmp

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