amadey | 945b721fead53302f3a5b90d2aea24b7964aa3eff35785f202305bcb378e7ab7

Analysis

max time kernel
115s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
18/12/2022, 01:09

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General

Target
file.exe
Size 273KB
Sample221218-bhsbhadb7z
SHA256 945b721fead53302f3a5b90d2aea24b7964aa3eff35785f202305bcb378e7ab7
MD5 da426e3443a12463e64809a7f3cbd586
SHA1 5d49cfaf8f981da42f69f90330de581d74052089
SHA512 f224b5b531b13a6307234882b2acadb4a1a33606dce34e39d680dbf21f9c0f3b7fbf3585feee31921a37a4dc9da4a4b5fdd3d86adea557a20c855e01de222f68
SSDEEP 6144:bmtWELbywohIOBq1k2nPt83h2g3CkU0VB:bmtn/uhIDHq3hBSpO
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

amadey collection spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

3.50

31.41.244.237/jg94cVd30f/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/0x0007000000022e08-156.dat	amadey_cred_module
behavioral2/files/0x0007000000022e08-157.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
33	2128	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
1000	gntuud.exe
3820	gntuud.exe
3652	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-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	file.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	gntuud.exe

Loads dropped DLL 1 IoCs

pid	Process
2128	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-1-5-21-2971393436-602173351-1645505021-1000\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
1800	1480	WerFault.exe	82
2196	3820	WerFault.exe	103
548	3652	WerFault.exe	107

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
3004	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2128	rundll32.exe
2128	rundll32.exe
2128	rundll32.exe
2128	rundll32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1480 wrote to memory of 1000	1480	file.exe	83
PID 1480 wrote to memory of 1000	1480	file.exe	83
PID 1480 wrote to memory of 1000	1480	file.exe	83
PID 1000 wrote to memory of 3004	1000	gntuud.exe	86
PID 1000 wrote to memory of 3004	1000	gntuud.exe	86
PID 1000 wrote to memory of 3004	1000	gntuud.exe	86
PID 1000 wrote to memory of 1268	1000	gntuud.exe	88
PID 1000 wrote to memory of 1268	1000	gntuud.exe	88
PID 1000 wrote to memory of 1268	1000	gntuud.exe	88
PID 1268 wrote to memory of 1072	1268	cmd.exe	90
PID 1268 wrote to memory of 1072	1268	cmd.exe	90
PID 1268 wrote to memory of 1072	1268	cmd.exe	90
PID 1268 wrote to memory of 2732	1268	cmd.exe	91
PID 1268 wrote to memory of 2732	1268	cmd.exe	91
PID 1268 wrote to memory of 2732	1268	cmd.exe	91
PID 1268 wrote to memory of 1760	1268	cmd.exe	92
PID 1268 wrote to memory of 1760	1268	cmd.exe	92
PID 1268 wrote to memory of 1760	1268	cmd.exe	92
PID 1268 wrote to memory of 4996	1268	cmd.exe	93
PID 1268 wrote to memory of 4996	1268	cmd.exe	93
PID 1268 wrote to memory of 4996	1268	cmd.exe	93
PID 1268 wrote to memory of 3752	1268	cmd.exe	94
PID 1268 wrote to memory of 3752	1268	cmd.exe	94
PID 1268 wrote to memory of 3752	1268	cmd.exe	94
PID 1268 wrote to memory of 2532	1268	cmd.exe	95
PID 1268 wrote to memory of 2532	1268	cmd.exe	95
PID 1268 wrote to memory of 2532	1268	cmd.exe	95
PID 1000 wrote to memory of 2128	1000	gntuud.exe	106
PID 1000 wrote to memory of 2128	1000	gntuud.exe	106
PID 1000 wrote to memory of 2128	1000	gntuud.exe	106

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\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:1480
- C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
  "C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:1000
- - 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\9c69749b54\gntuud.exe" /F
    3⤵
    - Creates scheduled task(s)
    PID:3004
- - 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 "..\9c69749b54" /P "Admin:N"&&CACLS "..\9c69749b54" /P "Admin:R" /E&&Exit
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1268
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:1072
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:N"
      4⤵
      PID:2732
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:R" /E
      4⤵
      PID:1760
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:4996
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\9c69749b54" /P "Admin:N"
      4⤵
      PID:3752
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\9c69749b54" /P "Admin:R" /E
      4⤵
      PID:2532
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\85f469ce401df1\cred64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - outlook_win_path
    PID:2128
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1480 -s 1204
  2⤵
  - Program crash
  PID:1800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1480 -ip 1480
1⤵
PID:3508

C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
1⤵
- Executes dropped EXE
PID:3820
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3820 -s 416
  2⤵
  - Program crash
  PID:2196

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3820 -ip 3820
1⤵
PID:4680

C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
1⤵
- Executes dropped EXE
PID:3652
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3652 -s 416
  2⤵
  - Program crash
  PID:548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 3652 -ip 3652
1⤵
PID:3464

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\9c69749b54\gntuud.exe
Size 273KB
SHA256 945b721fead53302f3a5b90d2aea24b7964aa3eff35785f202305bcb378e7ab7
MD5 da426e3443a12463e64809a7f3cbd586
SHA1 5d49cfaf8f981da42f69f90330de581d74052089
SHA512 f224b5b531b13a6307234882b2acadb4a1a33606dce34e39d680dbf21f9c0f3b7fbf3585feee31921a37a4dc9da4a4b5fdd3d86adea557a20c855e01de222f68
SSDEEP 6144:bmtWELbywohIOBq1k2nPt83h2g3CkU0VB:bmtn/uhIDHq3hBSpO
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 273KB
SHA256 945b721fead53302f3a5b90d2aea24b7964aa3eff35785f202305bcb378e7ab7
MD5 da426e3443a12463e64809a7f3cbd586
SHA1 5d49cfaf8f981da42f69f90330de581d74052089
SHA512 f224b5b531b13a6307234882b2acadb4a1a33606dce34e39d680dbf21f9c0f3b7fbf3585feee31921a37a4dc9da4a4b5fdd3d86adea557a20c855e01de222f68
SSDEEP 6144:bmtWELbywohIOBq1k2nPt83h2g3CkU0VB:bmtn/uhIDHq3hBSpO
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 273KB
SHA256 945b721fead53302f3a5b90d2aea24b7964aa3eff35785f202305bcb378e7ab7
MD5 da426e3443a12463e64809a7f3cbd586
SHA1 5d49cfaf8f981da42f69f90330de581d74052089
SHA512 f224b5b531b13a6307234882b2acadb4a1a33606dce34e39d680dbf21f9c0f3b7fbf3585feee31921a37a4dc9da4a4b5fdd3d86adea557a20c855e01de222f68
SSDEEP 6144:bmtWELbywohIOBq1k2nPt83h2g3CkU0VB:bmtn/uhIDHq3hBSpO
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 273KB
SHA256 945b721fead53302f3a5b90d2aea24b7964aa3eff35785f202305bcb378e7ab7
MD5 da426e3443a12463e64809a7f3cbd586
SHA1 5d49cfaf8f981da42f69f90330de581d74052089
SHA512 f224b5b531b13a6307234882b2acadb4a1a33606dce34e39d680dbf21f9c0f3b7fbf3585feee31921a37a4dc9da4a4b5fdd3d86adea557a20c855e01de222f68
SSDEEP 6144:bmtWELbywohIOBq1k2nPt83h2g3CkU0VB:bmtn/uhIDHq3hBSpO
MD5 SHA1 SHA512 SSDEEP

Submit Download

cred64.dll

Path C:\Users\Admin\AppData\Roaming\85f469ce401df1\cred64.dll
Size 126KB
SHA256 c7d804e8fb096769b0e199102bdf8efa97dfae1a9b57a479819971146877368b
MD5 c0fd0167e213b6148333351bd16ed1fb
SHA1 1cfb2b42686557656dead53e02d1db3f2a848026
SHA512 d514f35e62a5380b4ad96a3e0cddf82b53b1cf273e5ac542f040f30a75efd3c246fa2194e4bb273572cd2436a435a608e2b919f6df9fa4ebbf452b0d297b0cf9
SSDEEP 3072:Yx7pOYzBek53tiINwyP7XSSJds3zhrjPcnqULv4i9:Yx7ZNh53vwyOztPc3L
MD5 SHA1 SHA512 SSDEEP

Submit Download

cred64.dll

Path C:\Users\Admin\AppData\Roaming\85f469ce401df1\cred64.dll
Size 126KB
SHA256 c7d804e8fb096769b0e199102bdf8efa97dfae1a9b57a479819971146877368b
MD5 c0fd0167e213b6148333351bd16ed1fb
SHA1 1cfb2b42686557656dead53e02d1db3f2a848026
SHA512 d514f35e62a5380b4ad96a3e0cddf82b53b1cf273e5ac542f040f30a75efd3c246fa2194e4bb273572cd2436a435a608e2b919f6df9fa4ebbf452b0d297b0cf9
SSDEEP 3072:Yx7pOYzBek53tiINwyP7XSSJds3zhrjPcnqULv4i9:Yx7ZNh53vwyOztPc3L
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1000-148-0x0000000000753000-0x0000000000772000-memory.dmp

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memory/1000-151-0x0000000000400000-0x000000000046E000-memory.dmp

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memory/1000-150-0x0000000000753000-0x0000000000772000-memory.dmp

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memory/1000-149-0x0000000000400000-0x000000000046E000-memory.dmp

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memory/1480-139-0x0000000000810000-0x000000000084E000-memory.dmp

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memory/1480-132-0x0000000000513000-0x0000000000532000-memory.dmp

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memory/1480-138-0x0000000000513000-0x0000000000532000-memory.dmp

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memory/1480-137-0x0000000000400000-0x000000000046E000-memory.dmp

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memory/1480-133-0x0000000000810000-0x000000000084E000-memory.dmp

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memory/3652-160-0x0000000000400000-0x000000000046E000-memory.dmp

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memory/3652-159-0x0000000000724000-0x0000000000743000-memory.dmp

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memory/3820-154-0x0000000000400000-0x000000000046E000-memory.dmp

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memory/3820-153-0x0000000000504000-0x0000000000523000-memory.dmp

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