masslogger | b163004e067a5fb9aece369e536cee93dfb0dcd72c3fdd641b1fdacdd1d6b914

Analysis

max time kernel
81s
max time network
115s
platform
windows7_x64
resource
win7-20220414-en
submitted
21-05-2022 02:18

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

RFQ For P.T Int #40803788200019 ,pdf.exe
Size

1.8MB
MD5

a41fdbd40b07e4cec71b57868db22eaf
SHA1

90992b92cbda0f62a6990ad47e2ceccd1c3df1dd
SHA256

5136cc442f7ff2a99cb5c3c64c0419d23a3aba57f7389af3a758615eb8b6d26b
SHA512

c887e6f7899d8e9128cc7bec43baa53d85636e2e4ea4f50ce9d08e001562e389c05ede96d60e92f92782c6644f0082646e14d066051ab01bf4658d817ccef3de

Score

10^/10

masslogger collection rezer0 spyware stealer upx

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.tashipta.com
Port:
21
Username:
[email protected]
Password:
@Success$2020

Extracted

Credentials

Protocol: smtp
Host:
smtp.gmail.com
Port:
587
Username:
[email protected]
Password:
moneymustdrop

Signatures

MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
stealer spyware masslogger
MassLogger log file 1 IoCs
Detects a log file produced by MassLogger.

Processes:

yara_rule

masslogger_log_file

yara_rule
masslogger_log_file

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\Costura\8E3603ED8A0381E02887C1DBBE921340\32\sqlite.interop.dll	acprotect

ReZer0 packer 1 IoCs

Detects ReZer0, a packer with multiple versions used in various campaigns.

rezer0

Processes:

resource	yara_rule
behavioral1/memory/1904-57-0x000000000A260000-0x000000000A3C6000-memory.dmp	rezer0

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\Costura\8E3603ED8A0381E02887C1DBBE921340\32\sqlite.interop.dll	upx

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

RFQ For P.T Int #40803788200019 ,pdf.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Control Panel\International\Geo\Nation	RFQ For P.T Int #40803788200019 ,pdf.exe

Loads dropped DLL 1 IoCs

Processes:

RFQ For P.T Int #40803788200019 ,pdf.exe

pid process

1296 RFQ For P.T Int #40803788200019 ,pdf.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

pid	process
1296	RFQ For P.T Int #40803788200019 ,pdf.exe

Accesses Microsoft Outlook profiles 1 TTPs 15 IoCs

collection

Email Collection

T1114

Processes:

RFQ For P.T Int #40803788200019 ,pdf.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	RFQ For P.T Int #40803788200019 ,pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ For P.T Int #40803788200019 ,pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ For P.T Int #40803788200019 ,pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ For P.T Int #40803788200019 ,pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ For P.T Int #40803788200019 ,pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ For P.T Int #40803788200019 ,pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ For P.T Int #40803788200019 ,pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	RFQ For P.T Int #40803788200019 ,pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	RFQ For P.T Int #40803788200019 ,pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	RFQ For P.T Int #40803788200019 ,pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ For P.T Int #40803788200019 ,pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ For P.T Int #40803788200019 ,pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	RFQ For P.T Int #40803788200019 ,pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ For P.T Int #40803788200019 ,pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	RFQ For P.T Int #40803788200019 ,pdf.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 api.ipify.org

flow	ioc
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

RFQ For P.T Int #40803788200019 ,pdf.exe

description	pid	process	target process
PID 1904 set thread context of 1296	1904	RFQ For P.T Int #40803788200019 ,pdf.exe	RFQ For P.T Int #40803788200019 ,pdf.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
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

Processes:

schtasks.exe

pid process

1956 schtasks.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

RFQ For P.T Int #40803788200019 ,pdf.exe

pid process

1296 RFQ For P.T Int #40803788200019 ,pdf.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RFQ For P.T Int #40803788200019 ,pdf.exeRFQ For P.T Int #40803788200019 ,pdf.exe

pid process

1904 RFQ For P.T Int #40803788200019 ,pdf.exe
1296 RFQ For P.T Int #40803788200019 ,pdf.exe

pid	process
1956	schtasks.exe

pid	process
1296	RFQ For P.T Int #40803788200019 ,pdf.exe

pid	process
1904	RFQ For P.T Int #40803788200019 ,pdf.exe
1296	RFQ For P.T Int #40803788200019 ,pdf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RFQ For P.T Int #40803788200019 ,pdf.exeRFQ For P.T Int #40803788200019 ,pdf.exe

description	pid	process
Token: SeDebugPrivilege	1904	RFQ For P.T Int #40803788200019 ,pdf.exe
Token: SeDebugPrivilege	1296	RFQ For P.T Int #40803788200019 ,pdf.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RFQ For P.T Int #40803788200019 ,pdf.exe

pid process

1296 RFQ For P.T Int #40803788200019 ,pdf.exe

pid	process
1296	RFQ For P.T Int #40803788200019 ,pdf.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

RFQ For P.T Int #40803788200019 ,pdf.exe

description	pid	process	target process
PID 1904 wrote to memory of 1956	1904	RFQ For P.T Int #40803788200019 ,pdf.exe	schtasks.exe
PID 1904 wrote to memory of 1956	1904	RFQ For P.T Int #40803788200019 ,pdf.exe	schtasks.exe
PID 1904 wrote to memory of 1956	1904	RFQ For P.T Int #40803788200019 ,pdf.exe	schtasks.exe
PID 1904 wrote to memory of 1956	1904	RFQ For P.T Int #40803788200019 ,pdf.exe	schtasks.exe
PID 1904 wrote to memory of 1296	1904	RFQ For P.T Int #40803788200019 ,pdf.exe	RFQ For P.T Int #40803788200019 ,pdf.exe
PID 1904 wrote to memory of 1296	1904	RFQ For P.T Int #40803788200019 ,pdf.exe	RFQ For P.T Int #40803788200019 ,pdf.exe
PID 1904 wrote to memory of 1296	1904	RFQ For P.T Int #40803788200019 ,pdf.exe	RFQ For P.T Int #40803788200019 ,pdf.exe
PID 1904 wrote to memory of 1296	1904	RFQ For P.T Int #40803788200019 ,pdf.exe	RFQ For P.T Int #40803788200019 ,pdf.exe
PID 1904 wrote to memory of 1296	1904	RFQ For P.T Int #40803788200019 ,pdf.exe	RFQ For P.T Int #40803788200019 ,pdf.exe
PID 1904 wrote to memory of 1296	1904	RFQ For P.T Int #40803788200019 ,pdf.exe	RFQ For P.T Int #40803788200019 ,pdf.exe
PID 1904 wrote to memory of 1296	1904	RFQ For P.T Int #40803788200019 ,pdf.exe	RFQ For P.T Int #40803788200019 ,pdf.exe
PID 1904 wrote to memory of 1296	1904	RFQ For P.T Int #40803788200019 ,pdf.exe	RFQ For P.T Int #40803788200019 ,pdf.exe
PID 1904 wrote to memory of 1296	1904	RFQ For P.T Int #40803788200019 ,pdf.exe	RFQ For P.T Int #40803788200019 ,pdf.exe

outlook_office_path 1 IoCs

Processes:

RFQ For P.T Int #40803788200019 ,pdf.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ For P.T Int #40803788200019 ,pdf.exe

outlook_win_path 1 IoCs

Processes:

RFQ For P.T Int #40803788200019 ,pdf.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ For P.T Int #40803788200019 ,pdf.exe

C:\Users\Admin\AppData\Local\Temp\RFQ For P.T Int #40803788200019 ,pdf.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ For P.T Int #40803788200019 ,pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1904
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AWkjEwp" /XML "C:\Users\Admin\AppData\Local\Temp\tmp87A.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1956
- C:\Users\Admin\AppData\Local\Temp\RFQ For P.T Int #40803788200019 ,pdf.exe
  "{path}"
  2⤵
  - Checks computer location settings
  - Loads dropped DLL
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:1296

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp87A.tmp

Filesize
1KB

MD5
48f6fdf2a30c555c7fa371cbaa00c9da

SHA1
f5a3ad9734329ad8ce222d4b004514c2878d4bc2

SHA256
567280b78e640de729d456942492650559a7e04be3a7049ed3c4ffe2a0bcfe8c

SHA512
ccfc5d0486b51794fcd4f139088467c8cf97a51269b1d5d386d6a83ee5c13f2ebc0f4423368a588ff0c647d15fae0aa2694ccc89a42525ceebe4ff598e234bbb

Download Submit
\Users\Admin\AppData\Local\Temp\Costura\8E3603ED8A0381E02887C1DBBE921340\32\sqlite.interop.dll

Filesize
594KB

MD5
e81aeac387c5db32b7f9b07d15e788e0

SHA1
829be6eaf1cb0d82b2ddfc98272e1087f4a7a7c3

SHA256
44f31f99f048bfc5195937353b5207332e455bcd5a722bcfd32cacfd93f60f06

SHA512
cc6a96325a01c50c059706a1f4156f109e502ef9c0b0f5de209d1f52e7cc973cebc027f57ed988e9d1b8fca62746b60ee7430d608de95cdd0e5ac3cb61fbe32e

Download Submit
memory/1296-88-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-64-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-92-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-635-0x0000000005AD0000-0x0000000005B30000-memory.dmp

Filesize
384KB

Download
memory/1296-60-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-61-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-63-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-90-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-65-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-66-0x000000000055989E-mapping.dmp

Download
memory/1296-68-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-70-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-634-0x0000000006080000-0x0000000006110000-memory.dmp

Filesize
576KB

Download
memory/1296-74-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-76-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-78-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-80-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-82-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-84-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-86-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-72-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-633-0x0000000000750000-0x0000000000794000-memory.dmp

Filesize
272KB

Download
memory/1296-122-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-94-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-96-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-98-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-100-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-102-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-104-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-106-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-108-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-110-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-112-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-114-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-116-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-118-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1296-120-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/1904-55-0x00000000763B1000-0x00000000763B3000-memory.dmp

Filesize
8KB

Download
memory/1904-57-0x000000000A260000-0x000000000A3C6000-memory.dmp

Filesize
1.4MB

Download
memory/1904-54-0x0000000000A90000-0x0000000000C6E000-memory.dmp

Filesize
1.9MB

Download
memory/1904-56-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1956-58-0x0000000000000000-mapping.dmp

Download