masslogger | 114ba0c81a5ac12f589504d2693d6cb0a845e119bf305fc9eb7b8e756b385f91

General

Target

Ziraat Bankasi Swift Mesaji.exe
Size

1.5MB
MD5

ac000598bac3110f6f3ddba519435ad8
SHA1

c0959d7452226d7287bbcf6088ad2deb16eb7459
SHA256

114ba0c81a5ac12f589504d2693d6cb0a845e119bf305fc9eb7b8e756b385f91
SHA512

fb86cefd95e877181303a7c138efa709c02fd0a110d77caa98e41866cf667f9e7fa63b0ec2f1362292a3c9d4826dc06976c6f6ff7ebe4cdfddda0be87d68f713

Score

10^/10

ransomware persistence spyware stealer masslogger

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\E2C1E8F1FA\Log.txt

Family

masslogger

Ransom Note

<|| v2.4.0.0 ||> User Name: Admin IP: 154.61.71.51 Location: United States Windows OS: Microsoft Windows 7 Professional 64bit Windows Serial Key: HYF8J-CVRMY-CM74G-RPHKF-PW487 CPU: Persocon Processor 2.5+ GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 7/31/2020 10:19:04 AM MassLogger Started: 7/31/2020 10:18:58 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| Downloader ||> Disabled <|| USB Spread ||> Disabled <|| Window Searcher ||> Disabled <|| Bot Killer ||> Disabled <|| Search And Upload ||> Disabled <|| Telegram Desktop ||> Not Installed <|| Pidgin ||> Not Installed <|| FileZilla ||> Not Installed <|| Discord Tokken ||> Not Installed <|| NordVPN ||> Not Installed <|| Outlook ||> Not Installed <|| FoxMail ||> Not Installed <|| Thunderbird ||> Not Installed <|| FireFox ||> Not Found <|| QQ Browser ||> Not Installed <|| Chromium Recovery ||> Not Installed or Not Found <|| Keylogger And Clipboard ||> NA

Signatures

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Ziraat Bankasi Swift Mesaji.exe.exeAddInProcess32.exe

description	pid	process
Token: SeDebugPrivilege	1496	Ziraat Bankasi Swift Mesaji.exe
Token: SeDebugPrivilege	1860	.exe
Token: SeDebugPrivilege	2012	AddInProcess32.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

Ziraat Bankasi Swift Mesaji.exe.exeAddInProcess32.exe

pid	process
1496	Ziraat Bankasi Swift Mesaji.exe
1496	Ziraat Bankasi Swift Mesaji.exe
1496	Ziraat Bankasi Swift Mesaji.exe
1860	.exe
1860	.exe
1860	.exe
2012	AddInProcess32.exe
2012	AddInProcess32.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

Ziraat Bankasi Swift Mesaji.execmd.exe.exe

description	pid	process	target process
PID 1496 wrote to memory of 1048	1496	Ziraat Bankasi Swift Mesaji.exe	cmd.exe
PID 1496 wrote to memory of 1048	1496	Ziraat Bankasi Swift Mesaji.exe	cmd.exe
PID 1496 wrote to memory of 1048	1496	Ziraat Bankasi Swift Mesaji.exe	cmd.exe
PID 1496 wrote to memory of 1048	1496	Ziraat Bankasi Swift Mesaji.exe	cmd.exe
PID 1048 wrote to memory of 1512	1048	cmd.exe	reg.exe
PID 1048 wrote to memory of 1512	1048	cmd.exe	reg.exe
PID 1048 wrote to memory of 1512	1048	cmd.exe	reg.exe
PID 1048 wrote to memory of 1512	1048	cmd.exe	reg.exe
PID 1496 wrote to memory of 1860	1496	Ziraat Bankasi Swift Mesaji.exe	.exe
PID 1496 wrote to memory of 1860	1496	Ziraat Bankasi Swift Mesaji.exe	.exe
PID 1496 wrote to memory of 1860	1496	Ziraat Bankasi Swift Mesaji.exe	.exe
PID 1496 wrote to memory of 1860	1496	Ziraat Bankasi Swift Mesaji.exe	.exe
PID 1860 wrote to memory of 2012	1860	.exe	AddInProcess32.exe
PID 1860 wrote to memory of 2012	1860	.exe	AddInProcess32.exe
PID 1860 wrote to memory of 2012	1860	.exe	AddInProcess32.exe
PID 1860 wrote to memory of 2012	1860	.exe	AddInProcess32.exe
PID 1860 wrote to memory of 2012	1860	.exe	AddInProcess32.exe
PID 1860 wrote to memory of 2012	1860	.exe	AddInProcess32.exe
PID 1860 wrote to memory of 2012	1860	.exe	AddInProcess32.exe
PID 1860 wrote to memory of 2012	1860	.exe	AddInProcess32.exe
PID 1860 wrote to memory of 2012	1860	.exe	AddInProcess32.exe

Executes dropped EXE 2 IoCs

Processes:

.exeAddInProcess32.exe

pid process

1860 .exe
2012 AddInProcess32.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

AddInProcess32.exe

pid process

2012 AddInProcess32.exe
MassLogger log file 1 IoCs
Detects a log file produced by MassLogger.

Processes:

yara_rule

masslogger_log_file
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Loads dropped DLL 2 IoCs

Processes:

Ziraat Bankasi Swift Mesaji.exe.exe

pid process

1496 Ziraat Bankasi Swift Mesaji.exe
1860 .exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

.exe

description pid process target process

PID 1860 set thread context of 2012 1860 .exe AddInProcess32.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

AddInProcess32.exe

pid process

2012 AddInProcess32.exe

pid	process
1860	.exe
2012	AddInProcess32.exe

pid	process
2012	AddInProcess32.exe

yara_rule
masslogger_log_file

description	pid	process	target process
PID 1860 set thread context of 2012	1860	.exe	AddInProcess32.exe

pid	process
2012	AddInProcess32.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

reg.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run\admin = "C:\\Windows\\system32\\pcalua.exe -a C:\\Users\\Admin\\Desktop\\.exe"	reg.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

6 api.ipify.org
MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
stealer spyware masslogger

flow	ioc
6	api.ipify.org

C:\Users\Admin\AppData\Local\Temp\Ziraat Bankasi Swift Mesaji.exe
"C:\Users\Admin\AppData\Local\Temp\Ziraat Bankasi Swift Mesaji.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- Loads dropped DLL
PID:1496

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v admin /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\Desktop\.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1048

C:\Windows\SysWOW64\reg.exe
REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v admin /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\Desktop\.exe"
3⤵
- Adds Run key to start application
PID:1512

C:\Users\Admin\Desktop\.exe
"C:\Users\Admin\Desktop\.exe"
2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
PID:1860

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
"C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
3⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
PID:2012

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

Download Submit
C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

Download Submit
C:\Users\Admin\Desktop\.exe

Download Submit
C:\Users\Admin\Desktop\.exe

Download Submit
\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

Download Submit
\Users\Admin\Desktop\.exe

Download Submit
memory/1048-3-0x0000000000000000-mapping.dmp

Download
memory/1496-1-0x0000000000000000-0x0000000000000000-disk.dmp

Download
memory/1512-4-0x0000000000000000-mapping.dmp

Download
memory/1860-6-0x0000000000000000-mapping.dmp

Download
memory/2012-14-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2012-15-0x00000000004BB9CE-mapping.dmp

Download
memory/2012-17-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2012-18-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads