amadey | 4e2d2f4dd505737ccf5773dd87004e846925b2c439acfdf4b05287b6cee4df46

Analysis

max time kernel
115s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
16/12/2022, 13:16

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General

Target
file.exe
Size 273KB
Sample221216-qhsplaeg44
SHA256 4e2d2f4dd505737ccf5773dd87004e846925b2c439acfdf4b05287b6cee4df46
MD5 04dab107577f1b6f67e8b02d78cb7148
SHA1 15055cfa17495325d9d7859c27682bffd442714b
SHA512 5abf5e18d33fc2b51b70977d6f99fd7e7a6660a3da7a839e87b676bc563f10c331495c6a90f785373c1fa8c31aa2d007d0d5ceea809620c4f5cab44427a5cfe9
SSDEEP 6144:ITuffLa3Tacz68Hg+3xAzFl/kdcS/O5ROocc4DteG8qMrc:ITuffYTL68r3Il/kdcS25aPDX8n
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

amadey collection spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

3.60

62.204.41.79/fb73jc3/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/0x000b000000022e36-155.dat	amadey_cred_module
behavioral2/files/0x000b000000022e36-156.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
97	2400	rundll32.exe

Executes dropped EXE 3 IoCs

pid	Process
3332	gntuud.exe
4696	gntuud.exe
860	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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	file.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	gntuud.exe

Loads dropped DLL 1 IoCs

pid	Process
2400	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-1-5-21-2629973501-4017243118-3254762364-1000\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
1896	1296	WerFault.exe	80
2240	4696	WerFault.exe	102
2960	860	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
3572	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2400	rundll32.exe
2400	rundll32.exe
2400	rundll32.exe
2400	rundll32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1296 wrote to memory of 3332	1296	file.exe	81
PID 1296 wrote to memory of 3332	1296	file.exe	81
PID 1296 wrote to memory of 3332	1296	file.exe	81
PID 3332 wrote to memory of 3572	3332	gntuud.exe	85
PID 3332 wrote to memory of 3572	3332	gntuud.exe	85
PID 3332 wrote to memory of 3572	3332	gntuud.exe	85
PID 3332 wrote to memory of 2396	3332	gntuud.exe	87
PID 3332 wrote to memory of 2396	3332	gntuud.exe	87
PID 3332 wrote to memory of 2396	3332	gntuud.exe	87
PID 2396 wrote to memory of 4628	2396	cmd.exe	89
PID 2396 wrote to memory of 4628	2396	cmd.exe	89
PID 2396 wrote to memory of 4628	2396	cmd.exe	89
PID 2396 wrote to memory of 4888	2396	cmd.exe	90
PID 2396 wrote to memory of 4888	2396	cmd.exe	90
PID 2396 wrote to memory of 4888	2396	cmd.exe	90
PID 2396 wrote to memory of 1656	2396	cmd.exe	91
PID 2396 wrote to memory of 1656	2396	cmd.exe	91
PID 2396 wrote to memory of 1656	2396	cmd.exe	91
PID 2396 wrote to memory of 4164	2396	cmd.exe	92
PID 2396 wrote to memory of 4164	2396	cmd.exe	92
PID 2396 wrote to memory of 4164	2396	cmd.exe	92
PID 2396 wrote to memory of 1304	2396	cmd.exe	93
PID 2396 wrote to memory of 1304	2396	cmd.exe	93
PID 2396 wrote to memory of 1304	2396	cmd.exe	93
PID 2396 wrote to memory of 640	2396	cmd.exe	94
PID 2396 wrote to memory of 640	2396	cmd.exe	94
PID 2396 wrote to memory of 640	2396	cmd.exe	94
PID 3332 wrote to memory of 2400	3332	gntuud.exe	105
PID 3332 wrote to memory of 2400	3332	gntuud.exe	105
PID 3332 wrote to memory of 2400	3332	gntuud.exe	105

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\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:1296
- C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
  "C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:3332
- - 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\2c33368f7d\gntuud.exe" /F
    3⤵
    - Creates scheduled task(s)
    PID:3572
- - 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 "..\2c33368f7d" /P "Admin:N"&&CACLS "..\2c33368f7d" /P "Admin:R" /E&&Exit
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2396
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:4628
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:N"
      4⤵
      PID:4888
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "gntuud.exe" /P "Admin:R" /E
      4⤵
      PID:1656
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
      4⤵
      PID:4164
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\2c33368f7d" /P "Admin:N"
      4⤵
      PID:1304
  - - C:\Windows\SysWOW64\cacls.exe
      CACLS "..\2c33368f7d" /P "Admin:R" /E
      4⤵
      PID:640
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - outlook_win_path
    PID:2400
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1296 -s 912
  2⤵
  - Program crash
  PID:1896

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1296 -ip 1296
1⤵
PID:4400

C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
1⤵
- Executes dropped EXE
PID:4696
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4696 -s 424
  2⤵
  - Program crash
  PID:2240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 4696 -ip 4696
1⤵
PID:872

C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
1⤵
- Executes dropped EXE
PID:860
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 860 -s 196
  2⤵
  - Program crash
  PID:2960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 860 -ip 860
1⤵
PID:4028

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\2c33368f7d\gntuud.exe
Size 273KB
SHA256 4e2d2f4dd505737ccf5773dd87004e846925b2c439acfdf4b05287b6cee4df46
MD5 04dab107577f1b6f67e8b02d78cb7148
SHA1 15055cfa17495325d9d7859c27682bffd442714b
SHA512 5abf5e18d33fc2b51b70977d6f99fd7e7a6660a3da7a839e87b676bc563f10c331495c6a90f785373c1fa8c31aa2d007d0d5ceea809620c4f5cab44427a5cfe9
SSDEEP 6144:ITuffLa3Tacz68Hg+3xAzFl/kdcS/O5ROocc4DteG8qMrc:ITuffYTL68r3Il/kdcS25aPDX8n
MD5 SHA1 SHA512 SSDEEP

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gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
Size 273KB
SHA256 4e2d2f4dd505737ccf5773dd87004e846925b2c439acfdf4b05287b6cee4df46
MD5 04dab107577f1b6f67e8b02d78cb7148
SHA1 15055cfa17495325d9d7859c27682bffd442714b
SHA512 5abf5e18d33fc2b51b70977d6f99fd7e7a6660a3da7a839e87b676bc563f10c331495c6a90f785373c1fa8c31aa2d007d0d5ceea809620c4f5cab44427a5cfe9
SSDEEP 6144:ITuffLa3Tacz68Hg+3xAzFl/kdcS/O5ROocc4DteG8qMrc:ITuffYTL68r3Il/kdcS25aPDX8n
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
Size 273KB
SHA256 4e2d2f4dd505737ccf5773dd87004e846925b2c439acfdf4b05287b6cee4df46
MD5 04dab107577f1b6f67e8b02d78cb7148
SHA1 15055cfa17495325d9d7859c27682bffd442714b
SHA512 5abf5e18d33fc2b51b70977d6f99fd7e7a6660a3da7a839e87b676bc563f10c331495c6a90f785373c1fa8c31aa2d007d0d5ceea809620c4f5cab44427a5cfe9
SSDEEP 6144:ITuffLa3Tacz68Hg+3xAzFl/kdcS/O5ROocc4DteG8qMrc:ITuffYTL68r3Il/kdcS25aPDX8n
MD5 SHA1 SHA512 SSDEEP

Submit Download

gntuud.exe

Path C:\Users\Admin\AppData\Local\Temp\2c33368f7d\gntuud.exe
Size 273KB
SHA256 4e2d2f4dd505737ccf5773dd87004e846925b2c439acfdf4b05287b6cee4df46
MD5 04dab107577f1b6f67e8b02d78cb7148
SHA1 15055cfa17495325d9d7859c27682bffd442714b
SHA512 5abf5e18d33fc2b51b70977d6f99fd7e7a6660a3da7a839e87b676bc563f10c331495c6a90f785373c1fa8c31aa2d007d0d5ceea809620c4f5cab44427a5cfe9
SSDEEP 6144:ITuffLa3Tacz68Hg+3xAzFl/kdcS/O5ROocc4DteG8qMrc:ITuffYTL68r3Il/kdcS25aPDX8n
MD5 SHA1 SHA512 SSDEEP

Submit Download

cred64.dll

Path C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
Size 126KB
SHA256 d35b5dd18d91dbfe3dc89cb75b6a26757777b5c52a33cd8fcf6e5ed45a946f1a
MD5 9995abf2f401e4945a7d2930a3727619
SHA1 7715e14ad6e4adf609c62c5812419800343fbd4f
SHA512 42726fb602958594914b5bc936aff36833823f9f9da9bc80a46579d96cec12c7df070c174ec9dd82c21f2fe44f1e9a4a2e50d9944fea6379dbdec666727a7eda
SSDEEP 3072:ox7pOYzBekcmWDWCMq6As523HeS9FAiZ87vO2rlL3Rne9:ox7ZNhc/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
Size 126KB
SHA256 d35b5dd18d91dbfe3dc89cb75b6a26757777b5c52a33cd8fcf6e5ed45a946f1a
MD5 9995abf2f401e4945a7d2930a3727619
SHA1 7715e14ad6e4adf609c62c5812419800343fbd4f
SHA512 42726fb602958594914b5bc936aff36833823f9f9da9bc80a46579d96cec12c7df070c174ec9dd82c21f2fe44f1e9a4a2e50d9944fea6379dbdec666727a7eda
SSDEEP 3072:ox7pOYzBekcmWDWCMq6As523HeS9FAiZ87vO2rlL3Rne9:ox7ZNhc/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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memory/860-159-0x0000000000400000-0x0000000000461000-memory.dmp

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memory/860-158-0x0000000000554000-0x0000000000573000-memory.dmp

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memory/1296-138-0x00000000005D3000-0x00000000005F3000-memory.dmp

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memory/1296-139-0x0000000000400000-0x0000000000461000-memory.dmp

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memory/1296-134-0x0000000000400000-0x0000000000461000-memory.dmp

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memory/1296-133-0x0000000000700000-0x000000000073E000-memory.dmp

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memory/1296-132-0x00000000005D3000-0x00000000005F3000-memory.dmp

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memory/3332-145-0x0000000000400000-0x0000000000461000-memory.dmp

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memory/3332-150-0x0000000000400000-0x0000000000461000-memory.dmp

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memory/3332-144-0x0000000000623000-0x0000000000642000-memory.dmp

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memory/4696-152-0x00000000006F4000-0x0000000000713000-memory.dmp

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memory/4696-153-0x0000000000400000-0x0000000000461000-memory.dmp

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