amadey | 79fbb8f919da2a3605de56025361dd32140ccf7bdd3f43c43943f300bd2dfa0d

Analysis

max time kernel
113s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
31/10/2022, 02:02

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General

Target
file.exe
Size 359KB
Sample221031-cf43ysagfr
SHA256 79fbb8f919da2a3605de56025361dd32140ccf7bdd3f43c43943f300bd2dfa0d
MD5 ead0f41d1bda47ebdcf23bd2072d2cac
SHA1 2ee08e1e7bd96c1b947c3215abbff164847b53b0
SHA512 e69bacf85d8fcbced7f620e3d1f76b0e5ff5e176c6bfedc8f22f2ffe2c4a89024f058c355e9aa17e789d23d1aaae09c2b29e066463d04f1d875a965dc9a0a7ff
SSDEEP 6144:6hwVWYLS9Q26YrrIV1UXlFV/7z0oiH17ITsq:6hwFW9Q266rIV1WXdm17
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

amadey collection spyware stealer trojan

Malware Config

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/0x000a000000022f6f-149.dat	amadey_cred_module
behavioral2/files/0x000a000000022f6f-150.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
33	1604	rundll32.exe

Executes dropped EXE 3 IoCs

pid	Process
4852	rovwer.exe
2124	rovwer.exe
1764	rovwer.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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	file.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	rovwer.exe

Loads dropped DLL 1 IoCs

pid	Process
1604	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-1-5-21-2891029575-1462575-1165213807-1000\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
3740	1596	WerFault.exe	80
4404	2124	WerFault.exe	95
1700	1764	WerFault.exe	99

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
4896	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1604	rundll32.exe
1604	rundll32.exe
1604	rundll32.exe
1604	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1596 wrote to memory of 4852	1596	file.exe	81
PID 1596 wrote to memory of 4852	1596	file.exe	81
PID 1596 wrote to memory of 4852	1596	file.exe	81
PID 4852 wrote to memory of 4896	4852	rovwer.exe	85
PID 4852 wrote to memory of 4896	4852	rovwer.exe	85
PID 4852 wrote to memory of 4896	4852	rovwer.exe	85
PID 4852 wrote to memory of 1604	4852	rovwer.exe	98
PID 4852 wrote to memory of 1604	4852	rovwer.exe	98
PID 4852 wrote to memory of 1604	4852	rovwer.exe	98

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\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:1596
- C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe
  "C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:4852
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe" /F
    3⤵
    - Creates scheduled task(s)
    PID:4896
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - outlook_win_path
    PID:1604
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1596 -s 1132
  2⤵
  - Program crash
  PID:3740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1596 -ip 1596
1⤵
PID:4692

C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe
C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe
1⤵
- Executes dropped EXE
PID:2124
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 308
  2⤵
  - Program crash
  PID:4404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 2124 -ip 2124
1⤵
PID:2760

C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe
C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe
1⤵
- Executes dropped EXE
PID:1764
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 340
  2⤵
  - Program crash
  PID:1700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1764 -ip 1764
1⤵
PID:3816

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

rovwer.exe

Path C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe
Size 359KB
SHA256 79fbb8f919da2a3605de56025361dd32140ccf7bdd3f43c43943f300bd2dfa0d
MD5 ead0f41d1bda47ebdcf23bd2072d2cac
SHA1 2ee08e1e7bd96c1b947c3215abbff164847b53b0
SHA512 e69bacf85d8fcbced7f620e3d1f76b0e5ff5e176c6bfedc8f22f2ffe2c4a89024f058c355e9aa17e789d23d1aaae09c2b29e066463d04f1d875a965dc9a0a7ff
SSDEEP 6144:6hwVWYLS9Q26YrrIV1UXlFV/7z0oiH17ITsq:6hwFW9Q266rIV1WXdm17
MD5 SHA1 SHA512 SSDEEP

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rovwer.exe

Path C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe
Size 359KB
SHA256 79fbb8f919da2a3605de56025361dd32140ccf7bdd3f43c43943f300bd2dfa0d
MD5 ead0f41d1bda47ebdcf23bd2072d2cac
SHA1 2ee08e1e7bd96c1b947c3215abbff164847b53b0
SHA512 e69bacf85d8fcbced7f620e3d1f76b0e5ff5e176c6bfedc8f22f2ffe2c4a89024f058c355e9aa17e789d23d1aaae09c2b29e066463d04f1d875a965dc9a0a7ff
SSDEEP 6144:6hwVWYLS9Q26YrrIV1UXlFV/7z0oiH17ITsq:6hwFW9Q266rIV1WXdm17
MD5 SHA1 SHA512 SSDEEP

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rovwer.exe

Path C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe
Size 359KB
SHA256 79fbb8f919da2a3605de56025361dd32140ccf7bdd3f43c43943f300bd2dfa0d
MD5 ead0f41d1bda47ebdcf23bd2072d2cac
SHA1 2ee08e1e7bd96c1b947c3215abbff164847b53b0
SHA512 e69bacf85d8fcbced7f620e3d1f76b0e5ff5e176c6bfedc8f22f2ffe2c4a89024f058c355e9aa17e789d23d1aaae09c2b29e066463d04f1d875a965dc9a0a7ff
SSDEEP 6144:6hwVWYLS9Q26YrrIV1UXlFV/7z0oiH17ITsq:6hwFW9Q266rIV1WXdm17
MD5 SHA1 SHA512 SSDEEP

Submit Download

rovwer.exe

Path C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe
Size 359KB
SHA256 79fbb8f919da2a3605de56025361dd32140ccf7bdd3f43c43943f300bd2dfa0d
MD5 ead0f41d1bda47ebdcf23bd2072d2cac
SHA1 2ee08e1e7bd96c1b947c3215abbff164847b53b0
SHA512 e69bacf85d8fcbced7f620e3d1f76b0e5ff5e176c6bfedc8f22f2ffe2c4a89024f058c355e9aa17e789d23d1aaae09c2b29e066463d04f1d875a965dc9a0a7ff
SSDEEP 6144:6hwVWYLS9Q26YrrIV1UXlFV/7z0oiH17ITsq:6hwFW9Q266rIV1WXdm17
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll
Size 126KB
SHA256 42a247529de63a9b43768ac145e38fe9da3adc8b2eed558e3ce11e5cd8bbc0e5
MD5 e92a6a3a013a87cf57f3753d77a1b9c9
SHA1 01366b392cb71fed71f5bc1cd09e0f8c76657519
SHA512 c59bab1bef238927fe8102cca6080f7b62e945254668201d0eaa49a64c6969e1f8eef65b2fea56d341035f0995b5c24907487351e4cde2b6baa5d49f5a192b57
SSDEEP 3072:Yx7pOYzBekj3tiINwyP7XSSJds3zhrjPcnq4Lv4u9:Yx7ZNhj3vwyOztPcrL
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll
Size 126KB
SHA256 42a247529de63a9b43768ac145e38fe9da3adc8b2eed558e3ce11e5cd8bbc0e5
MD5 e92a6a3a013a87cf57f3753d77a1b9c9
SHA1 01366b392cb71fed71f5bc1cd09e0f8c76657519
SHA512 c59bab1bef238927fe8102cca6080f7b62e945254668201d0eaa49a64c6969e1f8eef65b2fea56d341035f0995b5c24907487351e4cde2b6baa5d49f5a192b57
SSDEEP 3072:Yx7pOYzBekj3tiINwyP7XSSJds3zhrjPcnq4Lv4u9:Yx7ZNhj3vwyOztPcrL
MD5 SHA1 SHA512 SSDEEP

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memory/1596-142-0x0000000002CF3000-0x0000000002D11000-memory.dmp

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memory/1596-143-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/1596-133-0x0000000002FF0000-0x000000000302A000-memory.dmp

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memory/1596-134-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/1596-132-0x0000000002CF3000-0x0000000002D11000-memory.dmp

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memory/1764-152-0x0000000002E14000-0x0000000002E31000-memory.dmp

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memory/1764-153-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/2124-145-0x0000000002EC4000-0x0000000002EE1000-memory.dmp

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memory/2124-146-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/2124-147-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/4852-139-0x0000000002EC3000-0x0000000002EE1000-memory.dmp

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memory/4852-141-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/4852-140-0x0000000004890000-0x00000000048CA000-memory.dmp

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