amadey | 23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738fb10817bae00ca7507c9

Analysis

max time kernel
124s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
01/11/2022, 13:16

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General

Target
23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738f.exe
Size 359KB
Sample221101-qhsplacbf3
SHA256 23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738fb10817bae00ca7507c9
MD5 0e389dc1d608525475ff07864d83d3be
SHA1 857419f9ef0002d6a5e912441e4b1d2d21d676c0
SHA512 fd6faebd2ee0a441132fa56553c0b4c0ef4ccfd0a76e3b266fc6edc380b48e852017ac01ad4e04b96738fb2fe43f40500b59599b41f68feb22067aa272fbd9f2
SSDEEP 6144:jw8SHAJxdeuaQEPH66nyW8CEVcik7ITsq:jw8MAJreuafH6GyW8i7
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/0x0005000000022e05-148.dat	amadey_cred_module
behavioral2/files/0x0005000000022e05-149.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
31	3096	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
1648	rovwer.exe
2392	rovwer.exe
4012	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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738f.exe
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	rovwer.exe

Loads dropped DLL 1 IoCs

pid	Process
3096	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
1684	4848	WerFault.exe	79
1428	2392	WerFault.exe	93
4048	4012	WerFault.exe	97

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
2164	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3096	rundll32.exe
3096	rundll32.exe
3096	rundll32.exe
3096	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4848 wrote to memory of 1648	4848	23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738f.exe	80
PID 4848 wrote to memory of 1648	4848	23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738f.exe	80
PID 4848 wrote to memory of 1648	4848	23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738f.exe	80
PID 1648 wrote to memory of 2164	1648	rovwer.exe	84
PID 1648 wrote to memory of 2164	1648	rovwer.exe	84
PID 1648 wrote to memory of 2164	1648	rovwer.exe	84
PID 1648 wrote to memory of 3096	1648	rovwer.exe	96
PID 1648 wrote to memory of 3096	1648	rovwer.exe	96
PID 1648 wrote to memory of 3096	1648	rovwer.exe	96

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\23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738f.exe
"C:\Users\Admin\AppData\Local\Temp\23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738f.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4848
- C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
  "C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:1648
- - 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\e94c2b28f2\rovwer.exe" /F
    3⤵
    - Creates scheduled task(s)
    PID:2164
- - 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:3096
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4848 -s 1144
  2⤵
  - Program crash
  PID:1684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4848 -ip 4848
1⤵
PID:356

C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
1⤵
- Executes dropped EXE
PID:2392
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 440
  2⤵
  - Program crash
  PID:1428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2392 -ip 2392
1⤵
PID:3440

C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
1⤵
- Executes dropped EXE
PID:4012
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4012 -s 420
  2⤵
  - Program crash
  PID:4048

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4012 -ip 4012
1⤵
PID:4336

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\e94c2b28f2\rovwer.exe
Size 359KB
SHA256 23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738fb10817bae00ca7507c9
MD5 0e389dc1d608525475ff07864d83d3be
SHA1 857419f9ef0002d6a5e912441e4b1d2d21d676c0
SHA512 fd6faebd2ee0a441132fa56553c0b4c0ef4ccfd0a76e3b266fc6edc380b48e852017ac01ad4e04b96738fb2fe43f40500b59599b41f68feb22067aa272fbd9f2
SSDEEP 6144:jw8SHAJxdeuaQEPH66nyW8CEVcik7ITsq:jw8MAJreuafH6GyW8i7
MD5 SHA1 SHA512 SSDEEP

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rovwer.exe

Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
Size 359KB
SHA256 23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738fb10817bae00ca7507c9
MD5 0e389dc1d608525475ff07864d83d3be
SHA1 857419f9ef0002d6a5e912441e4b1d2d21d676c0
SHA512 fd6faebd2ee0a441132fa56553c0b4c0ef4ccfd0a76e3b266fc6edc380b48e852017ac01ad4e04b96738fb2fe43f40500b59599b41f68feb22067aa272fbd9f2
SSDEEP 6144:jw8SHAJxdeuaQEPH66nyW8CEVcik7ITsq:jw8MAJreuafH6GyW8i7
MD5 SHA1 SHA512 SSDEEP

Submit Download

rovwer.exe

Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
Size 359KB
SHA256 23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738fb10817bae00ca7507c9
MD5 0e389dc1d608525475ff07864d83d3be
SHA1 857419f9ef0002d6a5e912441e4b1d2d21d676c0
SHA512 fd6faebd2ee0a441132fa56553c0b4c0ef4ccfd0a76e3b266fc6edc380b48e852017ac01ad4e04b96738fb2fe43f40500b59599b41f68feb22067aa272fbd9f2
SSDEEP 6144:jw8SHAJxdeuaQEPH66nyW8CEVcik7ITsq:jw8MAJreuafH6GyW8i7
MD5 SHA1 SHA512 SSDEEP

Submit Download

rovwer.exe

Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
Size 359KB
SHA256 23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738fb10817bae00ca7507c9
MD5 0e389dc1d608525475ff07864d83d3be
SHA1 857419f9ef0002d6a5e912441e4b1d2d21d676c0
SHA512 fd6faebd2ee0a441132fa56553c0b4c0ef4ccfd0a76e3b266fc6edc380b48e852017ac01ad4e04b96738fb2fe43f40500b59599b41f68feb22067aa272fbd9f2
SSDEEP 6144:jw8SHAJxdeuaQEPH66nyW8CEVcik7ITsq:jw8MAJreuafH6GyW8i7
MD5 SHA1 SHA512 SSDEEP

Submit Download

cred64.dll

Path C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll
Size 126KB
SHA256 351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba
MD5 522adad0782501491314a78c7f32006b
SHA1 e487edceeef3a41e2a8eea1e684bcbc3b39adb97
SHA512 5f8a103deea3ed5f8641d1f4c91a4f891a8208b679cadbfac4a068afbad0d2f777cd29ace4bdfec590e722435473e4f8465fb80d5cda792dc0236646580101a7
SSDEEP 3072:ox7pOYzBekEmWDWCMq6As523HeS9FAiZ87vO2rlL3Rnu9:ox7ZNhE/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll
Size 126KB
SHA256 351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba
MD5 522adad0782501491314a78c7f32006b
SHA1 e487edceeef3a41e2a8eea1e684bcbc3b39adb97
SHA512 5f8a103deea3ed5f8641d1f4c91a4f891a8208b679cadbfac4a068afbad0d2f777cd29ace4bdfec590e722435473e4f8465fb80d5cda792dc0236646580101a7
SSDEEP 3072:ox7pOYzBekEmWDWCMq6As523HeS9FAiZ87vO2rlL3Rnu9:ox7ZNhE/dMq6AO0a7vVlT
MD5 SHA1 SHA512 SSDEEP

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memory/1648-140-0x0000000002D43000-0x0000000002D62000-memory.dmp

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memory/1648-142-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/1648-143-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/2392-145-0x0000000002FE4000-0x0000000003003000-memory.dmp

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memory/2392-146-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/4012-151-0x0000000002F14000-0x0000000002F33000-memory.dmp

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memory/4012-152-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/4012-153-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/4848-139-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/4848-132-0x0000000002E32000-0x0000000002E51000-memory.dmp

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memory/4848-138-0x0000000002E32000-0x0000000002E51000-memory.dmp

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memory/4848-137-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/4848-133-0x0000000002DE0000-0x0000000002E1E000-memory.dmp

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