amadey | 6edd01e5ee00e6fdb91d2c1bcd58ca244e8d656a3628cc96d62fadc7c08ef33f

Analysis

max time kernel
112s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
30/11/2022, 04:46

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General

Target
211bc82341e9804964b8e00b3d09e0c7.exe
Size 197KB
Sample221130-fdzbgaha37
SHA256 6edd01e5ee00e6fdb91d2c1bcd58ca244e8d656a3628cc96d62fadc7c08ef33f
MD5 211bc82341e9804964b8e00b3d09e0c7
SHA1 cfaa489ff18e1e2a6eac0dcc6bb58c322035be09
SHA512 a3df0803ac43f3bd1f9012b712d545ce6aa756d1e3e8c005d402f7bd7c062c36c975d946eba597d6069716be63018b31aeca419602d6ef887d47ffd499f5b533
SSDEEP 3072:nTVMZYzr5B8Ez/KzGNFURO5zC4GTFFAC1146EJH0xEpCk0wI9x:AY/8k/wGNFUUzC4Ov1eJH0CpCHT
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/0x000b000000022f9a-150.dat	amadey_cred_module
behavioral2/files/0x000b000000022f9a-151.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
35	4476	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
1120	gntuud.exe
1040	gntuud.exe
3284	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	211bc82341e9804964b8e00b3d09e0c7.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	gntuud.exe

Loads dropped DLL 1 IoCs

pid	Process
4476	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
4972	4088	WerFault.exe	77
5004	1040	WerFault.exe	92
2352	3284	WerFault.exe	96

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
4640	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4476	rundll32.exe
4476	rundll32.exe
4476	rundll32.exe
4476	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4088 wrote to memory of 1120	4088	211bc82341e9804964b8e00b3d09e0c7.exe	78
PID 4088 wrote to memory of 1120	4088	211bc82341e9804964b8e00b3d09e0c7.exe	78
PID 4088 wrote to memory of 1120	4088	211bc82341e9804964b8e00b3d09e0c7.exe	78
PID 1120 wrote to memory of 4640	1120	gntuud.exe	81
PID 1120 wrote to memory of 4640	1120	gntuud.exe	81
PID 1120 wrote to memory of 4640	1120	gntuud.exe	81
PID 1120 wrote to memory of 4476	1120	gntuud.exe	95
PID 1120 wrote to memory of 4476	1120	gntuud.exe	95
PID 1120 wrote to memory of 4476	1120	gntuud.exe	95

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\211bc82341e9804964b8e00b3d09e0c7.exe
"C:\Users\Admin\AppData\Local\Temp\211bc82341e9804964b8e00b3d09e0c7.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4088
- 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:1120
- - 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:4640
- - 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:4476
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4088 -s 908
  2⤵
  - Program crash
  PID:4972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4088 -ip 4088
1⤵
PID:4888

C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
1⤵
- Executes dropped EXE
PID:1040
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1040 -s 420
  2⤵
  - Program crash
  PID:5004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1040 -ip 1040
1⤵
PID:4324

C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
1⤵
- Executes dropped EXE
PID:3284
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3284 -s 428
  2⤵
  - Program crash
  PID:2352

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 3284 -ip 3284
1⤵
PID:1616

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 197KB
SHA256 6edd01e5ee00e6fdb91d2c1bcd58ca244e8d656a3628cc96d62fadc7c08ef33f
MD5 211bc82341e9804964b8e00b3d09e0c7
SHA1 cfaa489ff18e1e2a6eac0dcc6bb58c322035be09
SHA512 a3df0803ac43f3bd1f9012b712d545ce6aa756d1e3e8c005d402f7bd7c062c36c975d946eba597d6069716be63018b31aeca419602d6ef887d47ffd499f5b533
SSDEEP 3072:nTVMZYzr5B8Ez/KzGNFURO5zC4GTFFAC1146EJH0xEpCk0wI9x:AY/8k/wGNFUUzC4Ov1eJH0CpCHT
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
Size 197KB
SHA256 6edd01e5ee00e6fdb91d2c1bcd58ca244e8d656a3628cc96d62fadc7c08ef33f
MD5 211bc82341e9804964b8e00b3d09e0c7
SHA1 cfaa489ff18e1e2a6eac0dcc6bb58c322035be09
SHA512 a3df0803ac43f3bd1f9012b712d545ce6aa756d1e3e8c005d402f7bd7c062c36c975d946eba597d6069716be63018b31aeca419602d6ef887d47ffd499f5b533
SSDEEP 3072:nTVMZYzr5B8Ez/KzGNFURO5zC4GTFFAC1146EJH0xEpCk0wI9x:AY/8k/wGNFUUzC4Ov1eJH0CpCHT
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
Size 197KB
SHA256 6edd01e5ee00e6fdb91d2c1bcd58ca244e8d656a3628cc96d62fadc7c08ef33f
MD5 211bc82341e9804964b8e00b3d09e0c7
SHA1 cfaa489ff18e1e2a6eac0dcc6bb58c322035be09
SHA512 a3df0803ac43f3bd1f9012b712d545ce6aa756d1e3e8c005d402f7bd7c062c36c975d946eba597d6069716be63018b31aeca419602d6ef887d47ffd499f5b533
SSDEEP 3072:nTVMZYzr5B8Ez/KzGNFURO5zC4GTFFAC1146EJH0xEpCk0wI9x:AY/8k/wGNFUUzC4Ov1eJH0CpCHT
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
Size 197KB
SHA256 6edd01e5ee00e6fdb91d2c1bcd58ca244e8d656a3628cc96d62fadc7c08ef33f
MD5 211bc82341e9804964b8e00b3d09e0c7
SHA1 cfaa489ff18e1e2a6eac0dcc6bb58c322035be09
SHA512 a3df0803ac43f3bd1f9012b712d545ce6aa756d1e3e8c005d402f7bd7c062c36c975d946eba597d6069716be63018b31aeca419602d6ef887d47ffd499f5b533
SSDEEP 3072:nTVMZYzr5B8Ez/KzGNFURO5zC4GTFFAC1146EJH0xEpCk0wI9x:AY/8k/wGNFUUzC4Ov1eJH0CpCHT
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/1040-147-0x00000000005FF000-0x000000000061E000-memory.dmp

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memory/1040-148-0x0000000000400000-0x0000000000467000-memory.dmp

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memory/1120-140-0x0000000002060000-0x000000000209E000-memory.dmp

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memory/1120-141-0x0000000000400000-0x0000000000467000-memory.dmp

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memory/1120-144-0x00000000005CD000-0x00000000005EC000-memory.dmp

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memory/1120-145-0x0000000000400000-0x0000000000467000-memory.dmp

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memory/1120-139-0x00000000005CD000-0x00000000005EC000-memory.dmp

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memory/3284-154-0x0000000000400000-0x0000000000467000-memory.dmp

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memory/3284-153-0x000000000067F000-0x000000000069E000-memory.dmp

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memory/4088-132-0x00000000004FD000-0x000000000051C000-memory.dmp

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memory/4088-134-0x0000000000400000-0x0000000000467000-memory.dmp

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memory/4088-133-0x0000000002090000-0x00000000020CE000-memory.dmp

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memory/4088-143-0x0000000000400000-0x0000000000467000-memory.dmp

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memory/4088-142-0x00000000004FD000-0x000000000051C000-memory.dmp

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