amadey | fe82be52105f413b7eb3529a3f3ded35ee913e7fe02e7b9070fce1947ce58fdc

Analysis

max time kernel
116s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
18/12/2022, 12:08

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General

Target
file.exe
Size 272KB
Sample221218-pawkvabh36
SHA256 fe82be52105f413b7eb3529a3f3ded35ee913e7fe02e7b9070fce1947ce58fdc
MD5 173db95728fa7c19365f4f77e57ac05d
SHA1 4a15200357ce2056f0a807ed8f70b000d5e686bb
SHA512 15127ec89fc1709b66e1c84e8991dfa390118ad26b10533205dd70d218a9e204367d70cff141340f9a3ebcca764c9415c26202fc9147a1d64f97523df5579730
SSDEEP 3072:7sV4pL6P9RJVUsoyDqCNQ5O+3lfk9SCaR36TxI/daQGg3uHHOil3lk025PH:4V4pL6P0soydNQd1fwTe1Z+HjlVklPH
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/0x0006000000022e14-156.dat	amadey_cred_module
behavioral2/files/0x0006000000022e14-157.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
35	3260	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
3752	gntuud.exe
4244	gntuud.exe
4532	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
3260	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
204	2252	WerFault.exe	81
3568	4244	WerFault.exe	102
4408	4532	WerFault.exe	106

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
5040	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3260	rundll32.exe
3260	rundll32.exe
3260	rundll32.exe
3260	rundll32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2252 wrote to memory of 3752	2252	file.exe	82
PID 2252 wrote to memory of 3752	2252	file.exe	82
PID 2252 wrote to memory of 3752	2252	file.exe	82
PID 3752 wrote to memory of 5040	3752	gntuud.exe	85
PID 3752 wrote to memory of 5040	3752	gntuud.exe	85
PID 3752 wrote to memory of 5040	3752	gntuud.exe	85
PID 3752 wrote to memory of 4064	3752	gntuud.exe	87
PID 3752 wrote to memory of 4064	3752	gntuud.exe	87
PID 3752 wrote to memory of 4064	3752	gntuud.exe	87
PID 4064 wrote to memory of 3512	4064	cmd.exe	89
PID 4064 wrote to memory of 3512	4064	cmd.exe	89
PID 4064 wrote to memory of 3512	4064	cmd.exe	89
PID 4064 wrote to memory of 3908	4064	cmd.exe	90
PID 4064 wrote to memory of 3908	4064	cmd.exe	90
PID 4064 wrote to memory of 3908	4064	cmd.exe	90
PID 4064 wrote to memory of 2400	4064	cmd.exe	91
PID 4064 wrote to memory of 2400	4064	cmd.exe	91
PID 4064 wrote to memory of 2400	4064	cmd.exe	91
PID 4064 wrote to memory of 3264	4064	cmd.exe	92
PID 4064 wrote to memory of 3264	4064	cmd.exe	92
PID 4064 wrote to memory of 3264	4064	cmd.exe	92
PID 4064 wrote to memory of 2208	4064	cmd.exe	93
PID 4064 wrote to memory of 2208	4064	cmd.exe	93
PID 4064 wrote to memory of 2208	4064	cmd.exe	93
PID 4064 wrote to memory of 4420	4064	cmd.exe	94
PID 4064 wrote to memory of 4420	4064	cmd.exe	94
PID 4064 wrote to memory of 4420	4064	cmd.exe	94
PID 3752 wrote to memory of 3260	3752	gntuud.exe	105
PID 3752 wrote to memory of 3260	3752	gntuud.exe	105
PID 3752 wrote to memory of 3260	3752	gntuud.exe	105

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:2252
- 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:3752
- - 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:5040
- - 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:4064
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:3512
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:N"
      4⤵
      PID:3908
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:R" /E
      4⤵
      PID:2400
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:3264
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\9c69749b54" /P "Admin:N"
      4⤵
      PID:2208
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\9c69749b54" /P "Admin:R" /E
      4⤵
      PID:4420
- - 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:3260
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2252 -s 916
  2⤵
  - Program crash
  PID:204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2252 -ip 2252
1⤵
PID:2064

C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
1⤵
- Executes dropped EXE
PID:4244
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4244 -s 424
  2⤵
  - Program crash
  PID:3568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4244 -ip 4244
1⤵
PID:364

C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
1⤵
- Executes dropped EXE
PID:4532
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4532 -s 420
  2⤵
  - Program crash
  PID:4408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4532 -ip 4532
1⤵
PID:1148

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 272KB
SHA256 fe82be52105f413b7eb3529a3f3ded35ee913e7fe02e7b9070fce1947ce58fdc
MD5 173db95728fa7c19365f4f77e57ac05d
SHA1 4a15200357ce2056f0a807ed8f70b000d5e686bb
SHA512 15127ec89fc1709b66e1c84e8991dfa390118ad26b10533205dd70d218a9e204367d70cff141340f9a3ebcca764c9415c26202fc9147a1d64f97523df5579730
SSDEEP 3072:7sV4pL6P9RJVUsoyDqCNQ5O+3lfk9SCaR36TxI/daQGg3uHHOil3lk025PH:4V4pL6P0soydNQd1fwTe1Z+HjlVklPH
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 272KB
SHA256 fe82be52105f413b7eb3529a3f3ded35ee913e7fe02e7b9070fce1947ce58fdc
MD5 173db95728fa7c19365f4f77e57ac05d
SHA1 4a15200357ce2056f0a807ed8f70b000d5e686bb
SHA512 15127ec89fc1709b66e1c84e8991dfa390118ad26b10533205dd70d218a9e204367d70cff141340f9a3ebcca764c9415c26202fc9147a1d64f97523df5579730
SSDEEP 3072:7sV4pL6P9RJVUsoyDqCNQ5O+3lfk9SCaR36TxI/daQGg3uHHOil3lk025PH:4V4pL6P0soydNQd1fwTe1Z+HjlVklPH
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 272KB
SHA256 fe82be52105f413b7eb3529a3f3ded35ee913e7fe02e7b9070fce1947ce58fdc
MD5 173db95728fa7c19365f4f77e57ac05d
SHA1 4a15200357ce2056f0a807ed8f70b000d5e686bb
SHA512 15127ec89fc1709b66e1c84e8991dfa390118ad26b10533205dd70d218a9e204367d70cff141340f9a3ebcca764c9415c26202fc9147a1d64f97523df5579730
SSDEEP 3072:7sV4pL6P9RJVUsoyDqCNQ5O+3lfk9SCaR36TxI/daQGg3uHHOil3lk025PH:4V4pL6P0soydNQd1fwTe1Z+HjlVklPH
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 272KB
SHA256 fe82be52105f413b7eb3529a3f3ded35ee913e7fe02e7b9070fce1947ce58fdc
MD5 173db95728fa7c19365f4f77e57ac05d
SHA1 4a15200357ce2056f0a807ed8f70b000d5e686bb
SHA512 15127ec89fc1709b66e1c84e8991dfa390118ad26b10533205dd70d218a9e204367d70cff141340f9a3ebcca764c9415c26202fc9147a1d64f97523df5579730
SSDEEP 3072:7sV4pL6P9RJVUsoyDqCNQ5O+3lfk9SCaR36TxI/daQGg3uHHOil3lk025PH:4V4pL6P0soydNQd1fwTe1Z+HjlVklPH
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

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memory/2252-132-0x0000000000543000-0x0000000000562000-memory.dmp

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memory/2252-133-0x00000000004F0000-0x000000000052E000-memory.dmp

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memory/2252-134-0x0000000000400000-0x000000000046E000-memory.dmp

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memory/2252-138-0x0000000000543000-0x0000000000562000-memory.dmp

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memory/2252-139-0x0000000000400000-0x000000000046E000-memory.dmp

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memory/3752-150-0x0000000000703000-0x0000000000722000-memory.dmp

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memory/3752-151-0x0000000000400000-0x000000000046E000-memory.dmp

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memory/3752-140-0x0000000000703000-0x0000000000722000-memory.dmp

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memory/3752-141-0x0000000000400000-0x000000000046E000-memory.dmp

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memory/4244-153-0x0000000000494000-0x00000000004B2000-memory.dmp

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memory/4244-154-0x0000000000400000-0x000000000046E000-memory.dmp

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memory/4532-159-0x00000000006D4000-0x00000000006F2000-memory.dmp

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memory/4532-160-0x0000000000400000-0x000000000046E000-memory.dmp

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