amadey | 8c3a455eb4428973e37b79ea2c20cac47daeda45ec47285e7faf284c7cf80cfe

Analysis

max time kernel
115s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2022, 10:01

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General

Target
file.exe
Size 361KB
Sample221102-l175saahd8
SHA256 8c3a455eb4428973e37b79ea2c20cac47daeda45ec47285e7faf284c7cf80cfe
MD5 3cfa7c6233e51d6d2f5b1a572b365f6e
SHA1 d7ceea165b410c18e2f921413f650d3a6ad5c861
SHA512 2a191ae72504f6adf411cc68e89a22ec4fdc62eb788f3565f42e5f7172e7261de512f9d111ef9762817e789dab777b2595eab827d20c890ce98eafe432a5a5cd
SSDEEP 6144:K8jLcBeZBd6WA3/y1L/HgeK++YLpo7ITsq8:K80BeDd6WWydfgeN+cpo71
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/0x000a000000022e3f-149.dat	amadey_cred_module
behavioral2/files/0x000a000000022e3f-150.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
37	3276	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
3816	rovwer.exe
2608	rovwer.exe
780	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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	file.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	rovwer.exe

Loads dropped DLL 1 IoCs

pid	Process
3276	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-1-5-21-2295526160-1155304984-640977766-1000\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
4196	4172	WerFault.exe	79
4220	2608	WerFault.exe	92
312	780	WerFault.exe	96

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
4164	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3276	rundll32.exe
3276	rundll32.exe
3276	rundll32.exe
3276	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4172 wrote to memory of 3816	4172	file.exe	82
PID 4172 wrote to memory of 3816	4172	file.exe	82
PID 4172 wrote to memory of 3816	4172	file.exe	82
PID 3816 wrote to memory of 4164	3816	rovwer.exe	86
PID 3816 wrote to memory of 4164	3816	rovwer.exe	86
PID 3816 wrote to memory of 4164	3816	rovwer.exe	86
PID 3816 wrote to memory of 3276	3816	rovwer.exe	95
PID 3816 wrote to memory of 3276	3816	rovwer.exe	95
PID 3816 wrote to memory of 3276	3816	rovwer.exe	95

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\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:4172
- 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:3816
- - 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:4164
- - 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:3276
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4172 -s 900
  2⤵
  - Program crash
  PID:4196

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4172 -ip 4172
1⤵
PID:5104

C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
1⤵
- Executes dropped EXE
PID:2608
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2608 -s 416
  2⤵
  - Program crash
  PID:4220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2608 -ip 2608
1⤵
PID:1476

C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
1⤵
- Executes dropped EXE
PID:780
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 780 -s 416
  2⤵
  - Program crash
  PID:312

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 780 -ip 780
1⤵
PID:1604

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 361KB
SHA256 8c3a455eb4428973e37b79ea2c20cac47daeda45ec47285e7faf284c7cf80cfe
MD5 3cfa7c6233e51d6d2f5b1a572b365f6e
SHA1 d7ceea165b410c18e2f921413f650d3a6ad5c861
SHA512 2a191ae72504f6adf411cc68e89a22ec4fdc62eb788f3565f42e5f7172e7261de512f9d111ef9762817e789dab777b2595eab827d20c890ce98eafe432a5a5cd
SSDEEP 6144:K8jLcBeZBd6WA3/y1L/HgeK++YLpo7ITsq8:K80BeDd6WWydfgeN+cpo71
MD5 SHA1 SHA512 SSDEEP

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rovwer.exe

Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
Size 361KB
SHA256 8c3a455eb4428973e37b79ea2c20cac47daeda45ec47285e7faf284c7cf80cfe
MD5 3cfa7c6233e51d6d2f5b1a572b365f6e
SHA1 d7ceea165b410c18e2f921413f650d3a6ad5c861
SHA512 2a191ae72504f6adf411cc68e89a22ec4fdc62eb788f3565f42e5f7172e7261de512f9d111ef9762817e789dab777b2595eab827d20c890ce98eafe432a5a5cd
SSDEEP 6144:K8jLcBeZBd6WA3/y1L/HgeK++YLpo7ITsq8:K80BeDd6WWydfgeN+cpo71
MD5 SHA1 SHA512 SSDEEP

Submit Download

rovwer.exe

Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
Size 361KB
SHA256 8c3a455eb4428973e37b79ea2c20cac47daeda45ec47285e7faf284c7cf80cfe
MD5 3cfa7c6233e51d6d2f5b1a572b365f6e
SHA1 d7ceea165b410c18e2f921413f650d3a6ad5c861
SHA512 2a191ae72504f6adf411cc68e89a22ec4fdc62eb788f3565f42e5f7172e7261de512f9d111ef9762817e789dab777b2595eab827d20c890ce98eafe432a5a5cd
SSDEEP 6144:K8jLcBeZBd6WA3/y1L/HgeK++YLpo7ITsq8:K80BeDd6WWydfgeN+cpo71
MD5 SHA1 SHA512 SSDEEP

Submit Download

rovwer.exe

Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
Size 361KB
SHA256 8c3a455eb4428973e37b79ea2c20cac47daeda45ec47285e7faf284c7cf80cfe
MD5 3cfa7c6233e51d6d2f5b1a572b365f6e
SHA1 d7ceea165b410c18e2f921413f650d3a6ad5c861
SHA512 2a191ae72504f6adf411cc68e89a22ec4fdc62eb788f3565f42e5f7172e7261de512f9d111ef9762817e789dab777b2595eab827d20c890ce98eafe432a5a5cd
SSDEEP 6144:K8jLcBeZBd6WA3/y1L/HgeK++YLpo7ITsq8:K80BeDd6WWydfgeN+cpo71
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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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/780-154-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/780-153-0x0000000002E5B000-0x0000000002E7A000-memory.dmp

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memory/2608-147-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/2608-151-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/2608-146-0x0000000002E9B000-0x0000000002EBA000-memory.dmp

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memory/3816-142-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/3816-143-0x0000000002ED8000-0x0000000002EF8000-memory.dmp

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memory/3816-144-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/3816-140-0x0000000002ED8000-0x0000000002EF8000-memory.dmp

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memory/4172-132-0x0000000002EE9000-0x0000000002F08000-memory.dmp

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memory/4172-138-0x0000000002EE9000-0x0000000002F08000-memory.dmp

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memory/4172-139-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/4172-134-0x0000000000400000-0x0000000002C48000-memory.dmp

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memory/4172-133-0x0000000002E10000-0x0000000002E4E000-memory.dmp

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