amadey | 2c8b48592f8c31d2cd0294d399f5c3fcc2b9540c9aa310dbc8aaddd6a5456c9d

Analysis

max time kernel
115s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
13/11/2022, 06:32

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General

Target
file.exe
Size 232KB
Sample221113-halx3sdg5v
SHA256 2c8b48592f8c31d2cd0294d399f5c3fcc2b9540c9aa310dbc8aaddd6a5456c9d
MD5 a2dabba22902cfd175114a878b63847a
SHA1 6b5398184633460da5e80f816b873bd2fce29e42
SHA512 08c0ca27640a5652786006b20849fdc0e76f545da7b5ed7ba52e8af07bee36cea10415cac3ce60f7397ec77dc12b048687fa6b2ac82d2221a79440df86ff0a30
SSDEEP 6144:1cMLHMtZq1cCd3WFeXOG5TUWD+xeGBdNfJ:1cMTkM1cuWFeXV5YG+oG
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/0x000a000000022f80-149.dat	amadey_cred_module
behavioral2/files/0x000a000000022f80-150.dat	amadey_cred_module

Blocklisted process makes network request 1 IoCs

flow	pid	Process
39	4692	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
2088	rovwer.exe
4028	rovwer.exe
3748	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
4692	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
4892	392	WerFault.exe	78
3620	4028	WerFault.exe	93
1312	3748	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
4384	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4692	rundll32.exe
4692	rundll32.exe
4692	rundll32.exe
4692	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 392 wrote to memory of 2088	392	file.exe	79
PID 392 wrote to memory of 2088	392	file.exe	79
PID 392 wrote to memory of 2088	392	file.exe	79
PID 2088 wrote to memory of 4384	2088	rovwer.exe	83
PID 2088 wrote to memory of 4384	2088	rovwer.exe	83
PID 2088 wrote to memory of 4384	2088	rovwer.exe	83
PID 2088 wrote to memory of 4692	2088	rovwer.exe	96
PID 2088 wrote to memory of 4692	2088	rovwer.exe	96
PID 2088 wrote to memory of 4692	2088	rovwer.exe	96

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:392
- C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
  "C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:2088
- - 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\50c1695437\rovwer.exe" /F
    3⤵
    - Creates scheduled task(s)
    PID:4384
- - 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:4692
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 392 -s 1136
  2⤵
  - Program crash
  PID:4892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 392 -ip 392
1⤵
PID:4832

C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
1⤵
- Executes dropped EXE
PID:4028
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4028 -s 416
  2⤵
  - Program crash
  PID:3620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4028 -ip 4028
1⤵
PID:2288

C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
1⤵
- Executes dropped EXE
PID:3748
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3748 -s 424
  2⤵
  - Program crash
  PID:1312

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 3748 -ip 3748
1⤵
PID:4708

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\50c1695437\rovwer.exe
Size 232KB
SHA256 2c8b48592f8c31d2cd0294d399f5c3fcc2b9540c9aa310dbc8aaddd6a5456c9d
MD5 a2dabba22902cfd175114a878b63847a
SHA1 6b5398184633460da5e80f816b873bd2fce29e42
SHA512 08c0ca27640a5652786006b20849fdc0e76f545da7b5ed7ba52e8af07bee36cea10415cac3ce60f7397ec77dc12b048687fa6b2ac82d2221a79440df86ff0a30
SSDEEP 6144:1cMLHMtZq1cCd3WFeXOG5TUWD+xeGBdNfJ:1cMTkM1cuWFeXV5YG+oG
MD5 SHA1 SHA512 SSDEEP

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rovwer.exe

Path C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
Size 232KB
SHA256 2c8b48592f8c31d2cd0294d399f5c3fcc2b9540c9aa310dbc8aaddd6a5456c9d
MD5 a2dabba22902cfd175114a878b63847a
SHA1 6b5398184633460da5e80f816b873bd2fce29e42
SHA512 08c0ca27640a5652786006b20849fdc0e76f545da7b5ed7ba52e8af07bee36cea10415cac3ce60f7397ec77dc12b048687fa6b2ac82d2221a79440df86ff0a30
SSDEEP 6144:1cMLHMtZq1cCd3WFeXOG5TUWD+xeGBdNfJ:1cMTkM1cuWFeXV5YG+oG
MD5 SHA1 SHA512 SSDEEP

Submit Download

rovwer.exe

Path C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
Size 232KB
SHA256 2c8b48592f8c31d2cd0294d399f5c3fcc2b9540c9aa310dbc8aaddd6a5456c9d
MD5 a2dabba22902cfd175114a878b63847a
SHA1 6b5398184633460da5e80f816b873bd2fce29e42
SHA512 08c0ca27640a5652786006b20849fdc0e76f545da7b5ed7ba52e8af07bee36cea10415cac3ce60f7397ec77dc12b048687fa6b2ac82d2221a79440df86ff0a30
SSDEEP 6144:1cMLHMtZq1cCd3WFeXOG5TUWD+xeGBdNfJ:1cMTkM1cuWFeXV5YG+oG
MD5 SHA1 SHA512 SSDEEP

Submit Download

rovwer.exe

Path C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
Size 232KB
SHA256 2c8b48592f8c31d2cd0294d399f5c3fcc2b9540c9aa310dbc8aaddd6a5456c9d
MD5 a2dabba22902cfd175114a878b63847a
SHA1 6b5398184633460da5e80f816b873bd2fce29e42
SHA512 08c0ca27640a5652786006b20849fdc0e76f545da7b5ed7ba52e8af07bee36cea10415cac3ce60f7397ec77dc12b048687fa6b2ac82d2221a79440df86ff0a30
SSDEEP 6144:1cMLHMtZq1cCd3WFeXOG5TUWD+xeGBdNfJ:1cMTkM1cuWFeXV5YG+oG
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
Size 126KB
SHA256 d23147a448d24f81d81d4bb226f3fc968386792c0987dda75917104b5ecd9d5a
MD5 b8d80046e28849a320a3dcd868b73d7c
SHA1 f15bc4a4c5189e7aa845213469c6def5afd68186
SHA512 b7f6d59ee55d2b579c2185560d2e660c1952f9214f3db3096b1358af3559fd985859aa3389be333c826f35b85cd63c6f65a03e65a7ad57c7834bb09abd1d853e
SSDEEP 3072:Yx7pOYzBek93tiINwyP7XSSJds3zhrjPcnqULv4m9:Yx7ZNh93vwyOztPc3L
MD5 SHA1 SHA512 SSDEEP

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cred64.dll

Path C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
Size 126KB
SHA256 d23147a448d24f81d81d4bb226f3fc968386792c0987dda75917104b5ecd9d5a
MD5 b8d80046e28849a320a3dcd868b73d7c
SHA1 f15bc4a4c5189e7aa845213469c6def5afd68186
SHA512 b7f6d59ee55d2b579c2185560d2e660c1952f9214f3db3096b1358af3559fd985859aa3389be333c826f35b85cd63c6f65a03e65a7ad57c7834bb09abd1d853e
SSDEEP 3072:Yx7pOYzBek93tiINwyP7XSSJds3zhrjPcnqULv4m9:Yx7ZNh93vwyOztPc3L
MD5 SHA1 SHA512 SSDEEP

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memory/392-142-0x0000000000819000-0x0000000000838000-memory.dmp

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memory/392-143-0x0000000000400000-0x0000000000596000-memory.dmp

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memory/392-133-0x00000000022D0000-0x000000000230E000-memory.dmp

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memory/392-134-0x0000000000400000-0x0000000000596000-memory.dmp

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memory/392-132-0x0000000000819000-0x0000000000838000-memory.dmp

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memory/2088-139-0x0000000000678000-0x0000000000697000-memory.dmp

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memory/2088-144-0x0000000000400000-0x0000000000596000-memory.dmp

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memory/2088-141-0x0000000000400000-0x0000000000596000-memory.dmp

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memory/2088-140-0x00000000020D0000-0x000000000210E000-memory.dmp

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memory/3748-152-0x000000000066C000-0x000000000068B000-memory.dmp

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memory/3748-153-0x0000000000400000-0x0000000000596000-memory.dmp

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memory/4028-146-0x000000000060C000-0x000000000062B000-memory.dmp

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memory/4028-147-0x0000000000400000-0x0000000000596000-memory.dmp

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