amadey | fba05effd03e68e946730f969b03d2a2e85b981240254e9b9a0aa1050ff4866e

Analysis

max time kernel
115s
max time network
143s
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, 13:31

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General

Target
file.exe
Size 273KB
Sample221218-qsdcnacb42
SHA256 fba05effd03e68e946730f969b03d2a2e85b981240254e9b9a0aa1050ff4866e
MD5 21b8b88e602753d0dc558dd5e62895c2
SHA1 20fdddb3b5cce90d4754a2389fe1bd38c8b46e1e
SHA512 d7f3ebf47a2f98bbdb7f040dc7e762c8db0c9b1f3e68df31f406d7ffdeec8124b7592e306001134e612ce6fd5c0ef0fa1a2a8f7aff48ab1fa313d88458d3f0ae
SSDEEP 6144:iALDL3PuLWriewjjejZLKAFcliiPBkP+dsJFPmjlVklPH:iAvTPuLWrtpZGA1ipkPWuPylU
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 4 IoCs

resource	yara_rule
behavioral2/files/0x0006000000023188-155.dat	amadey_cred_module
behavioral2/memory/3536-158-0x00000000009A0000-0x00000000009C4000-memory.dmp	amadey_cred_module
behavioral2/files/0x0006000000023188-157.dat	amadey_cred_module
behavioral2/files/0x0006000000023188-156.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
33	3536	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
1672	gntuud.exe
3328	gntuud.exe
2376	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 2 IoCs

pid	Process
3536	rundll32.exe
3536	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
4272	4640	WerFault.exe	80
428	3328	WerFault.exe	101
4328	2376	WerFault.exe	105

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
4320	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe
3536	rundll32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 4640 wrote to memory of 1672	4640	file.exe	83
PID 4640 wrote to memory of 1672	4640	file.exe	83
PID 4640 wrote to memory of 1672	4640	file.exe	83
PID 1672 wrote to memory of 4320	1672	gntuud.exe	87
PID 1672 wrote to memory of 4320	1672	gntuud.exe	87
PID 1672 wrote to memory of 4320	1672	gntuud.exe	87
PID 1672 wrote to memory of 3208	1672	gntuud.exe	89
PID 1672 wrote to memory of 3208	1672	gntuud.exe	89
PID 1672 wrote to memory of 3208	1672	gntuud.exe	89
PID 3208 wrote to memory of 176	3208	cmd.exe	91
PID 3208 wrote to memory of 176	3208	cmd.exe	91
PID 3208 wrote to memory of 176	3208	cmd.exe	91
PID 3208 wrote to memory of 228	3208	cmd.exe	92
PID 3208 wrote to memory of 228	3208	cmd.exe	92
PID 3208 wrote to memory of 228	3208	cmd.exe	92
PID 3208 wrote to memory of 2436	3208	cmd.exe	93
PID 3208 wrote to memory of 2436	3208	cmd.exe	93
PID 3208 wrote to memory of 2436	3208	cmd.exe	93
PID 3208 wrote to memory of 1676	3208	cmd.exe	94
PID 3208 wrote to memory of 1676	3208	cmd.exe	94
PID 3208 wrote to memory of 1676	3208	cmd.exe	94
PID 3208 wrote to memory of 3584	3208	cmd.exe	95
PID 3208 wrote to memory of 3584	3208	cmd.exe	95
PID 3208 wrote to memory of 3584	3208	cmd.exe	95
PID 3208 wrote to memory of 3500	3208	cmd.exe	96
PID 3208 wrote to memory of 3500	3208	cmd.exe	96
PID 3208 wrote to memory of 3500	3208	cmd.exe	96
PID 1672 wrote to memory of 3536	1672	gntuud.exe	104
PID 1672 wrote to memory of 3536	1672	gntuud.exe	104
PID 1672 wrote to memory of 3536	1672	gntuud.exe	104

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:4640
- 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:1672
- - 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:4320
- - 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:3208
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:176
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:N"
      4⤵
      PID:228
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:R" /E
      4⤵
      PID:2436
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:1676
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\9c69749b54" /P "Admin:N"
      4⤵
      PID:3584
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\9c69749b54" /P "Admin:R" /E
      4⤵
      PID:3500
- - 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:3536
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4640 -s 1200
  2⤵
  - Program crash
  PID:4272

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4640 -ip 4640
1⤵
PID:2260

C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
1⤵
- Executes dropped EXE
PID:3328
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3328 -s 416
  2⤵
  - Program crash
  PID:428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 3328 -ip 3328
1⤵
PID:3308

C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
1⤵
- Executes dropped EXE
PID:2376
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 416
  2⤵
  - Program crash
  PID:4328

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 2376 -ip 2376
1⤵
PID:2392

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 fba05effd03e68e946730f969b03d2a2e85b981240254e9b9a0aa1050ff4866e
MD5 21b8b88e602753d0dc558dd5e62895c2
SHA1 20fdddb3b5cce90d4754a2389fe1bd38c8b46e1e
SHA512 d7f3ebf47a2f98bbdb7f040dc7e762c8db0c9b1f3e68df31f406d7ffdeec8124b7592e306001134e612ce6fd5c0ef0fa1a2a8f7aff48ab1fa313d88458d3f0ae
SSDEEP 6144:iALDL3PuLWriewjjejZLKAFcliiPBkP+dsJFPmjlVklPH:iAvTPuLWrtpZGA1ipkPWuPylU
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 273KB
SHA256 fba05effd03e68e946730f969b03d2a2e85b981240254e9b9a0aa1050ff4866e
MD5 21b8b88e602753d0dc558dd5e62895c2
SHA1 20fdddb3b5cce90d4754a2389fe1bd38c8b46e1e
SHA512 d7f3ebf47a2f98bbdb7f040dc7e762c8db0c9b1f3e68df31f406d7ffdeec8124b7592e306001134e612ce6fd5c0ef0fa1a2a8f7aff48ab1fa313d88458d3f0ae
SSDEEP 6144:iALDL3PuLWriewjjejZLKAFcliiPBkP+dsJFPmjlVklPH:iAvTPuLWrtpZGA1ipkPWuPylU
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 273KB
SHA256 fba05effd03e68e946730f969b03d2a2e85b981240254e9b9a0aa1050ff4866e
MD5 21b8b88e602753d0dc558dd5e62895c2
SHA1 20fdddb3b5cce90d4754a2389fe1bd38c8b46e1e
SHA512 d7f3ebf47a2f98bbdb7f040dc7e762c8db0c9b1f3e68df31f406d7ffdeec8124b7592e306001134e612ce6fd5c0ef0fa1a2a8f7aff48ab1fa313d88458d3f0ae
SSDEEP 6144:iALDL3PuLWriewjjejZLKAFcliiPBkP+dsJFPmjlVklPH:iAvTPuLWrtpZGA1ipkPWuPylU
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 273KB
SHA256 fba05effd03e68e946730f969b03d2a2e85b981240254e9b9a0aa1050ff4866e
MD5 21b8b88e602753d0dc558dd5e62895c2
SHA1 20fdddb3b5cce90d4754a2389fe1bd38c8b46e1e
SHA512 d7f3ebf47a2f98bbdb7f040dc7e762c8db0c9b1f3e68df31f406d7ffdeec8124b7592e306001134e612ce6fd5c0ef0fa1a2a8f7aff48ab1fa313d88458d3f0ae
SSDEEP 6144:iALDL3PuLWriewjjejZLKAFcliiPBkP+dsJFPmjlVklPH:iAvTPuLWrtpZGA1ipkPWuPylU
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

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/1672-148-0x00000000005E3000-0x0000000000602000-memory.dmp

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memory/1672-150-0x0000000000400000-0x000000000046E000-memory.dmp

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memory/1672-149-0x0000000000400000-0x000000000046E000-memory.dmp

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memory/2376-160-0x0000000000604000-0x0000000000623000-memory.dmp

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memory/2376-161-0x0000000000400000-0x000000000046E000-memory.dmp

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memory/3328-152-0x0000000000784000-0x00000000007A3000-memory.dmp

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memory/3328-153-0x0000000000400000-0x000000000046E000-memory.dmp

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memory/3536-158-0x00000000009A0000-0x00000000009C4000-memory.dmp

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memory/4640-132-0x00000000004A3000-0x00000000004C2000-memory.dmp

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memory/4640-139-0x00000000007F0000-0x000000000082E000-memory.dmp

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memory/4640-138-0x00000000004A3000-0x00000000004C2000-memory.dmp

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memory/4640-137-0x0000000000400000-0x000000000046E000-memory.dmp

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memory/4640-133-0x00000000007F0000-0x000000000082E000-memory.dmp

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