amadey | bb016708f2ac44b9a2c0d6b7c2943f5f3856071ff6d917545b2041cf9edb75d0

Analysis

max time kernel
104s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
06/12/2022, 06:33

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General

Target
file.exe
Size 358KB
Sample221206-ha7jsafc7x
SHA256 bb016708f2ac44b9a2c0d6b7c2943f5f3856071ff6d917545b2041cf9edb75d0
MD5 3ac56746366cc753c3dbc171244c9687
SHA1 94ece3a029fa5c0c533d1eb4b7acac8d135a0c1f
SHA512 82ff196a45763d720d87a7110279b0990741c30a5173bf48ff967592d29569782fd88482c79dcfd65ed3803b19747e2db5dcf516ed4884e39e8e80cfe2bf0318
SSDEEP 6144:bwKyQMLlhbOeTh8jcCOQfUjt6pLM9rZcg/gUPsjiGF:bTyRRhbOe1qcCOQfBKkWGF
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

amadey collection spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

3.50

62.204.41.6/p9cWxH/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/0x0001000000022e10-150.dat	amadey_cred_module
behavioral2/files/0x0001000000022e10-151.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
42	4500	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
4932	gntuud.exe
956	gntuud.exe
5116	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
4500	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
2096	2824	WerFault.exe	79
1072	956	WerFault.exe	88
3140	5116	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
396	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4500	rundll32.exe
4500	rundll32.exe
4500	rundll32.exe
4500	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2824 wrote to memory of 4932	2824	file.exe	80
PID 2824 wrote to memory of 4932	2824	file.exe	80
PID 2824 wrote to memory of 4932	2824	file.exe	80
PID 4932 wrote to memory of 396	4932	gntuud.exe	84
PID 4932 wrote to memory of 396	4932	gntuud.exe	84
PID 4932 wrote to memory of 396	4932	gntuud.exe	84
PID 4932 wrote to memory of 4500	4932	gntuud.exe	97
PID 4932 wrote to memory of 4500	4932	gntuud.exe	97
PID 4932 wrote to memory of 4500	4932	gntuud.exe	97

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:2824
- C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe
  "C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:4932
- - 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\99e342142d\gntuud.exe" /F
    3⤵
    - Creates scheduled task(s)
    PID:396
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - outlook_win_path
    PID:4500
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2824 -s 1136
  2⤵
  - Program crash
  PID:2096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2824 -ip 2824
1⤵
PID:856

C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe
1⤵
- Executes dropped EXE
PID:956
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 956 -s 428
  2⤵
  - Program crash
  PID:1072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 956 -ip 956
1⤵
PID:3228

C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe
1⤵
- Executes dropped EXE
PID:5116
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5116 -s 188
  2⤵
  - Program crash
  PID:3140

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 5116 -ip 5116
1⤵
PID:3560

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\99e342142d\gntuud.exe
Size 358KB
SHA256 bb016708f2ac44b9a2c0d6b7c2943f5f3856071ff6d917545b2041cf9edb75d0
MD5 3ac56746366cc753c3dbc171244c9687
SHA1 94ece3a029fa5c0c533d1eb4b7acac8d135a0c1f
SHA512 82ff196a45763d720d87a7110279b0990741c30a5173bf48ff967592d29569782fd88482c79dcfd65ed3803b19747e2db5dcf516ed4884e39e8e80cfe2bf0318
SSDEEP 6144:bwKyQMLlhbOeTh8jcCOQfUjt6pLM9rZcg/gUPsjiGF:bTyRRhbOe1qcCOQfBKkWGF
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe
Size 358KB
SHA256 bb016708f2ac44b9a2c0d6b7c2943f5f3856071ff6d917545b2041cf9edb75d0
MD5 3ac56746366cc753c3dbc171244c9687
SHA1 94ece3a029fa5c0c533d1eb4b7acac8d135a0c1f
SHA512 82ff196a45763d720d87a7110279b0990741c30a5173bf48ff967592d29569782fd88482c79dcfd65ed3803b19747e2db5dcf516ed4884e39e8e80cfe2bf0318
SSDEEP 6144:bwKyQMLlhbOeTh8jcCOQfUjt6pLM9rZcg/gUPsjiGF:bTyRRhbOe1qcCOQfBKkWGF
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe
Size 358KB
SHA256 bb016708f2ac44b9a2c0d6b7c2943f5f3856071ff6d917545b2041cf9edb75d0
MD5 3ac56746366cc753c3dbc171244c9687
SHA1 94ece3a029fa5c0c533d1eb4b7acac8d135a0c1f
SHA512 82ff196a45763d720d87a7110279b0990741c30a5173bf48ff967592d29569782fd88482c79dcfd65ed3803b19747e2db5dcf516ed4884e39e8e80cfe2bf0318
SSDEEP 6144:bwKyQMLlhbOeTh8jcCOQfUjt6pLM9rZcg/gUPsjiGF:bTyRRhbOe1qcCOQfBKkWGF
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\99e342142d\gntuud.exe
Size 358KB
SHA256 bb016708f2ac44b9a2c0d6b7c2943f5f3856071ff6d917545b2041cf9edb75d0
MD5 3ac56746366cc753c3dbc171244c9687
SHA1 94ece3a029fa5c0c533d1eb4b7acac8d135a0c1f
SHA512 82ff196a45763d720d87a7110279b0990741c30a5173bf48ff967592d29569782fd88482c79dcfd65ed3803b19747e2db5dcf516ed4884e39e8e80cfe2bf0318
SSDEEP 6144:bwKyQMLlhbOeTh8jcCOQfUjt6pLM9rZcg/gUPsjiGF:bTyRRhbOe1qcCOQfBKkWGF
MD5 SHA1 SHA512 SSDEEP

Submit Download

cred64.dll

Path C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll
Size 126KB
SHA256 62d5b300b911a022c5c146ea010769cd0c2fdcc86aba7e5be25aff1f799220be
MD5 98cc0f811ad5ff43fedc262961002498
SHA1 37e48635fcef35c0b3db3c1f0c35833899eb53d8
SHA512 d2ae90628acf92c6f7d176a4c866a0b6a6cfcfd722f0aec89cb48afead4318311c3ca95fe6865ac254b601b70ef5f289a35f4b26fba67a4c9b3cc5e68c7bf9c1
SSDEEP 3072:ox7pOYzBekgmWDWCMq6As523HeS9FAiZ87vO2rlL3Rni9:ox7ZNhg/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll
Size 126KB
SHA256 62d5b300b911a022c5c146ea010769cd0c2fdcc86aba7e5be25aff1f799220be
MD5 98cc0f811ad5ff43fedc262961002498
SHA1 37e48635fcef35c0b3db3c1f0c35833899eb53d8
SHA512 d2ae90628acf92c6f7d176a4c866a0b6a6cfcfd722f0aec89cb48afead4318311c3ca95fe6865ac254b601b70ef5f289a35f4b26fba67a4c9b3cc5e68c7bf9c1
SSDEEP 3072:ox7pOYzBekgmWDWCMq6As523HeS9FAiZ87vO2rlL3Rni9:ox7ZNhg/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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memory/956-147-0x0000000000804000-0x0000000000822000-memory.dmp

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memory/956-148-0x0000000000400000-0x000000000045E000-memory.dmp

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memory/2824-139-0x0000000000773000-0x0000000000792000-memory.dmp

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memory/2824-133-0x0000000000773000-0x0000000000792000-memory.dmp

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memory/2824-140-0x0000000000400000-0x000000000045E000-memory.dmp

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memory/2824-135-0x0000000000400000-0x000000000045E000-memory.dmp

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memory/2824-134-0x00000000001C0000-0x00000000001FE000-memory.dmp

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memory/4932-144-0x0000000000623000-0x0000000000642000-memory.dmp

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memory/4932-145-0x0000000000400000-0x000000000045E000-memory.dmp

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memory/4932-142-0x0000000000400000-0x000000000045E000-memory.dmp

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memory/4932-141-0x0000000000623000-0x0000000000642000-memory.dmp

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memory/5116-154-0x0000000000400000-0x000000000045E000-memory.dmp

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memory/5116-153-0x00000000006A4000-0x00000000006C2000-memory.dmp

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