amadey | b41300b36598c97def7004f3e0a60f52b04c1d78de0edec2c71668e41ed894e5

Analysis

max time kernel
126s
max time network
193s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
09/12/2022, 16:07

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General

Target
file.exe
Size 421KB
Sample221209-tkmsxagd5w
SHA256 b41300b36598c97def7004f3e0a60f52b04c1d78de0edec2c71668e41ed894e5
MD5 db819acbb5ae76ef170adaa9869b3e24
SHA1 a42b899cc590c52ae63a276359be0d2e4d26e99f
SHA512 6e15275062efc6fa32c23ab98bfe746d78b140fdd4c7183c53964df9d9020457a1dd609ebf717be9cc48d7915331adfbd794d0926ecede74c945c85bc89fb67b
SSDEEP 6144:t30PLOfMUeXE/2xr0HkL8ALKsZAHahh6K9W9FehSmFded89kTR:t3kKfMPU/Gr0w8ZEPIK9W9FehSmmaw
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 6 IoCs

resource	yara_rule
behavioral1/files/0x00060000000142d3-84.dat	amadey_cred_module
behavioral1/files/0x00060000000142d3-83.dat	amadey_cred_module
behavioral1/files/0x00060000000142d3-85.dat	amadey_cred_module
behavioral1/files/0x00060000000142d3-86.dat	amadey_cred_module
behavioral1/files/0x00060000000142d3-87.dat	amadey_cred_module
behavioral1/memory/316-88-0x00000000001E0000-0x0000000000204000-memory.dmp	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
8	316	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
792	gntuud.exe
1352	gntuud.exe
1932	gntuud.exe

Loads dropped DLL 6 IoCs

pid	Process
1868	file.exe
1868	file.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	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-1-5-21-3406023954-474543476-3319432036-1000\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

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
1860	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe

Suspicious use of WriteProcessMemory 51 IoCs

description	pid	Process	procid_target
PID 1868 wrote to memory of 792	1868	file.exe	28
PID 1868 wrote to memory of 792	1868	file.exe	28
PID 1868 wrote to memory of 792	1868	file.exe	28
PID 1868 wrote to memory of 792	1868	file.exe	28
PID 792 wrote to memory of 1860	792	gntuud.exe	29
PID 792 wrote to memory of 1860	792	gntuud.exe	29
PID 792 wrote to memory of 1860	792	gntuud.exe	29
PID 792 wrote to memory of 1860	792	gntuud.exe	29
PID 792 wrote to memory of 536	792	gntuud.exe	31
PID 792 wrote to memory of 536	792	gntuud.exe	31
PID 792 wrote to memory of 536	792	gntuud.exe	31
PID 792 wrote to memory of 536	792	gntuud.exe	31
PID 536 wrote to memory of 1300	536	cmd.exe	33
PID 536 wrote to memory of 1300	536	cmd.exe	33
PID 536 wrote to memory of 1300	536	cmd.exe	33
PID 536 wrote to memory of 1300	536	cmd.exe	33
PID 536 wrote to memory of 672	536	cmd.exe	34
PID 536 wrote to memory of 672	536	cmd.exe	34
PID 536 wrote to memory of 672	536	cmd.exe	34
PID 536 wrote to memory of 672	536	cmd.exe	34
PID 536 wrote to memory of 896	536	cmd.exe	35
PID 536 wrote to memory of 896	536	cmd.exe	35
PID 536 wrote to memory of 896	536	cmd.exe	35
PID 536 wrote to memory of 896	536	cmd.exe	35
PID 536 wrote to memory of 1660	536	cmd.exe	36
PID 536 wrote to memory of 1660	536	cmd.exe	36
PID 536 wrote to memory of 1660	536	cmd.exe	36
PID 536 wrote to memory of 1660	536	cmd.exe	36
PID 536 wrote to memory of 676	536	cmd.exe	37
PID 536 wrote to memory of 676	536	cmd.exe	37
PID 536 wrote to memory of 676	536	cmd.exe	37
PID 536 wrote to memory of 676	536	cmd.exe	37
PID 536 wrote to memory of 1892	536	cmd.exe	39
PID 536 wrote to memory of 1892	536	cmd.exe	39
PID 536 wrote to memory of 1892	536	cmd.exe	39
PID 536 wrote to memory of 1892	536	cmd.exe	39
PID 860 wrote to memory of 1352	860	taskeng.exe	42
PID 860 wrote to memory of 1352	860	taskeng.exe	42
PID 860 wrote to memory of 1352	860	taskeng.exe	42
PID 860 wrote to memory of 1352	860	taskeng.exe	42
PID 792 wrote to memory of 316	792	gntuud.exe	43
PID 792 wrote to memory of 316	792	gntuud.exe	43
PID 792 wrote to memory of 316	792	gntuud.exe	43
PID 792 wrote to memory of 316	792	gntuud.exe	43
PID 792 wrote to memory of 316	792	gntuud.exe	43
PID 792 wrote to memory of 316	792	gntuud.exe	43
PID 792 wrote to memory of 316	792	gntuud.exe	43
PID 860 wrote to memory of 1932	860	taskeng.exe	44
PID 860 wrote to memory of 1932	860	taskeng.exe	44
PID 860 wrote to memory of 1932	860	taskeng.exe	44
PID 860 wrote to memory of 1932	860	taskeng.exe	44

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\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⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
  "C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:792
- - 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:1860
- - 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:536
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:1300
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:N"
      4⤵
      PID:672
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:R" /E
      4⤵
      PID:896
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:1660
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\9c69749b54" /P "Admin:N"
      4⤵
      PID:676
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\9c69749b54" /P "Admin:R" /E
      4⤵
      PID:1892
- - 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:316

C:\Windows\system32\taskeng.exe
taskeng.exe {FFB3F19D-01B2-4A22-9EE1-FBA43B52328C} S-1-5-21-3406023954-474543476-3319432036-1000:VUIIVLGQ\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:860
- C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
  C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
  2⤵
  - Executes dropped EXE
  PID:1352
- C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
  C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
  2⤵
  - Executes dropped EXE
  PID:1932

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

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 421KB
SHA256 b41300b36598c97def7004f3e0a60f52b04c1d78de0edec2c71668e41ed894e5
MD5 db819acbb5ae76ef170adaa9869b3e24
SHA1 a42b899cc590c52ae63a276359be0d2e4d26e99f
SHA512 6e15275062efc6fa32c23ab98bfe746d78b140fdd4c7183c53964df9d9020457a1dd609ebf717be9cc48d7915331adfbd794d0926ecede74c945c85bc89fb67b
SSDEEP 6144:t30PLOfMUeXE/2xr0HkL8ALKsZAHahh6K9W9FehSmFded89kTR:t3kKfMPU/Gr0w8ZEPIK9W9FehSmmaw
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 421KB
SHA256 b41300b36598c97def7004f3e0a60f52b04c1d78de0edec2c71668e41ed894e5
MD5 db819acbb5ae76ef170adaa9869b3e24
SHA1 a42b899cc590c52ae63a276359be0d2e4d26e99f
SHA512 6e15275062efc6fa32c23ab98bfe746d78b140fdd4c7183c53964df9d9020457a1dd609ebf717be9cc48d7915331adfbd794d0926ecede74c945c85bc89fb67b
SSDEEP 6144:t30PLOfMUeXE/2xr0HkL8ALKsZAHahh6K9W9FehSmFded89kTR:t3kKfMPU/Gr0w8ZEPIK9W9FehSmmaw
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 421KB
SHA256 b41300b36598c97def7004f3e0a60f52b04c1d78de0edec2c71668e41ed894e5
MD5 db819acbb5ae76ef170adaa9869b3e24
SHA1 a42b899cc590c52ae63a276359be0d2e4d26e99f
SHA512 6e15275062efc6fa32c23ab98bfe746d78b140fdd4c7183c53964df9d9020457a1dd609ebf717be9cc48d7915331adfbd794d0926ecede74c945c85bc89fb67b
SSDEEP 6144:t30PLOfMUeXE/2xr0HkL8ALKsZAHahh6K9W9FehSmFded89kTR:t3kKfMPU/Gr0w8ZEPIK9W9FehSmmaw
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 421KB
SHA256 b41300b36598c97def7004f3e0a60f52b04c1d78de0edec2c71668e41ed894e5
MD5 db819acbb5ae76ef170adaa9869b3e24
SHA1 a42b899cc590c52ae63a276359be0d2e4d26e99f
SHA512 6e15275062efc6fa32c23ab98bfe746d78b140fdd4c7183c53964df9d9020457a1dd609ebf717be9cc48d7915331adfbd794d0926ecede74c945c85bc89fb67b
SSDEEP 6144:t30PLOfMUeXE/2xr0HkL8ALKsZAHahh6K9W9FehSmFded89kTR:t3kKfMPU/Gr0w8ZEPIK9W9FehSmmaw
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

gntuud.exe

Path \Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 421KB
SHA256 b41300b36598c97def7004f3e0a60f52b04c1d78de0edec2c71668e41ed894e5
MD5 db819acbb5ae76ef170adaa9869b3e24
SHA1 a42b899cc590c52ae63a276359be0d2e4d26e99f
SHA512 6e15275062efc6fa32c23ab98bfe746d78b140fdd4c7183c53964df9d9020457a1dd609ebf717be9cc48d7915331adfbd794d0926ecede74c945c85bc89fb67b
SSDEEP 6144:t30PLOfMUeXE/2xr0HkL8ALKsZAHahh6K9W9FehSmFded89kTR:t3kKfMPU/Gr0w8ZEPIK9W9FehSmmaw
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path \Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
Size 421KB
SHA256 b41300b36598c97def7004f3e0a60f52b04c1d78de0edec2c71668e41ed894e5
MD5 db819acbb5ae76ef170adaa9869b3e24
SHA1 a42b899cc590c52ae63a276359be0d2e4d26e99f
SHA512 6e15275062efc6fa32c23ab98bfe746d78b140fdd4c7183c53964df9d9020457a1dd609ebf717be9cc48d7915331adfbd794d0926ecede74c945c85bc89fb67b
SSDEEP 6144:t30PLOfMUeXE/2xr0HkL8ALKsZAHahh6K9W9FehSmFded89kTR:t3kKfMPU/Gr0w8ZEPIK9W9FehSmmaw
MD5 SHA1 SHA512 SSDEEP

Submit Download

cred64.dll

Path \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 \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 \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 \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/316-88-0x00000000001E0000-0x0000000000204000-memory.dmp

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memory/792-64-0x0000000000400000-0x000000000046F000-memory.dmp

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memory/792-71-0x0000000000400000-0x000000000046F000-memory.dmp

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memory/792-63-0x000000000054E000-0x000000000056D000-memory.dmp

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memory/792-70-0x000000000054E000-0x000000000056D000-memory.dmp

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memory/1352-80-0x0000000000400000-0x000000000046F000-memory.dmp

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memory/1352-79-0x000000000058E000-0x00000000005AD000-memory.dmp

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memory/1868-54-0x00000000757E1000-0x00000000757E3000-memory.dmp

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memory/1868-61-0x0000000000400000-0x000000000046F000-memory.dmp

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memory/1868-60-0x00000000001B0000-0x00000000001EE000-memory.dmp

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memory/1868-59-0x000000000030E000-0x000000000032D000-memory.dmp

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memory/1932-92-0x000000000053E000-0x000000000055D000-memory.dmp

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memory/1932-93-0x0000000000400000-0x000000000046F000-memory.dmp

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