masslogger | eaaf80e304a8eceeb4b0474767c68855580763710c60902ec5b146850dc77461

General

Target

DHL AWB 405986998.exe
Size

936KB
MD5

4b0c7e94c712a92bdb4a84ccef01ac26
SHA1

108888e88b8b74ab567874a22abc8513d445678a
SHA256

6f00ffaa9b0fe22f4e8e46fc35998010ecabecac8ffbdc4629e1b59372393a6b
SHA512

4fa45c2246196ef1ccbd68b4329b3d6f79da8a5df79529628edcd6a1a5f7fc7d6f5740bf02f88a33288f6818dbdf221b7cc14731298af6a287fc0d2f04fc62cf
SSDEEP

12288:+Fwj4Jdm9X2I6P3qoJsUkBY7kahSrePdxlqbvPK9DaqEPRCz+bIv/0xRSgHxOt9t:X0Jo91oJES97qlPRg+bIn0XLHxg2Qn

Score

10^/10

masslogger collection credential_access discovery spyware stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.mytravelexplorer.com
Port:
587
Username:
[email protected]
Password:
2JWcb}iP#4]+

Signatures

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

MassLogger Main payload 5 IoCs

resource	yara_rule
behavioral1/memory/3052-17-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral1/memory/3052-22-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral1/memory/3052-20-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral1/memory/3052-14-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral1/memory/3052-13-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Control Panel\International\Geo\Nation	DHL AWB 405986998.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
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 15 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key queried	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	DHL AWB 405986998.exe
Key queried	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL AWB 405986998.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL AWB 405986998.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	DHL AWB 405986998.exe
Key queried	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL AWB 405986998.exe
Key queried	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL AWB 405986998.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	DHL AWB 405986998.exe
Key opened	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL AWB 405986998.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL AWB 405986998.exe
Key queried	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	DHL AWB 405986998.exe
Key opened	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL AWB 405986998.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL AWB 405986998.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	DHL AWB 405986998.exe
Key opened	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL AWB 405986998.exe
Key queried	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	DHL AWB 405986998.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.

flow	ioc
2	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 824 set thread context of 3052	824	DHL AWB 405986998.exe	32

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DHL AWB 405986998.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DHL AWB 405986998.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
3048	schtasks.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3052	DHL AWB 405986998.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3052	DHL AWB 405986998.exe
3052	DHL AWB 405986998.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3052	DHL AWB 405986998.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3052	DHL AWB 405986998.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 824 wrote to memory of 3048	824	DHL AWB 405986998.exe	30
PID 824 wrote to memory of 3048	824	DHL AWB 405986998.exe	30
PID 824 wrote to memory of 3048	824	DHL AWB 405986998.exe	30
PID 824 wrote to memory of 3048	824	DHL AWB 405986998.exe	30
PID 824 wrote to memory of 3052	824	DHL AWB 405986998.exe	32
PID 824 wrote to memory of 3052	824	DHL AWB 405986998.exe	32
PID 824 wrote to memory of 3052	824	DHL AWB 405986998.exe	32
PID 824 wrote to memory of 3052	824	DHL AWB 405986998.exe	32
PID 824 wrote to memory of 3052	824	DHL AWB 405986998.exe	32
PID 824 wrote to memory of 3052	824	DHL AWB 405986998.exe	32
PID 824 wrote to memory of 3052	824	DHL AWB 405986998.exe	32
PID 824 wrote to memory of 3052	824	DHL AWB 405986998.exe	32
PID 824 wrote to memory of 3052	824	DHL AWB 405986998.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key queried	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL AWB 405986998.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key queried	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL AWB 405986998.exe

C:\Users\Admin\AppData\Local\Temp\DHL AWB 405986998.exe
"C:\Users\Admin\AppData\Local\Temp\DHL AWB 405986998.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:824
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\Platwf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6B31.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3048
- C:\Users\Admin\AppData\Local\Temp\DHL AWB 405986998.exe
  "{path}"
  2⤵
  - Checks computer location settings
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:3052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp6B31.tmp

Filesize
1KB

MD5
6985afa16ba3491fac90d381fe607f95

SHA1
f55ddf5b9627a735991a0ab61dc8e1da2d000d9c

SHA256
0dc745974210c24a630e04aade30e3102a5b5fd01e34dd8b76d95038e9bb970f

SHA512
87a867b7fc11344b6bbde601bf4600f2963b3b9b5da0ebc8c9c0163b77112fcd89ed2f4a556abbdd1e2e3ee82271e9a2e29bbeb54002178bb34efec451780ac0

Download Submit
memory/824-0-0x000000007465E000-0x000000007465F000-memory.dmp

Filesize
4KB

Download
memory/824-1-0x0000000000850000-0x000000000093E000-memory.dmp

Filesize
952KB

Download
memory/824-2-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download
memory/824-3-0x0000000000490000-0x0000000000498000-memory.dmp

Filesize
32KB

Download
memory/824-4-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download
memory/824-5-0x0000000007FB0000-0x0000000008060000-memory.dmp

Filesize
704KB

Download
memory/824-23-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download
memory/3052-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3052-20-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/3052-22-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/3052-14-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/3052-13-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/3052-11-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/3052-9-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/3052-26-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download
memory/3052-25-0x0000000000560000-0x00000000005A4000-memory.dmp

Filesize
272KB

Download
memory/3052-24-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download
memory/3052-17-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/3052-44-0x0000000002220000-0x0000000002234000-memory.dmp

Filesize
80KB

Download
memory/3052-49-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads