masslogger | f68c119b9e5b1365aa6f9b333e5222f7d35c6a67c3ac6a2f0fea4a7e5d04c726

Analysis

max time kernel
101s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
21-05-2022 01:35

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General

Target

DHL Document.exe
Size

877KB
MD5

8667413de7acc939e5157862390e49ca
SHA1

e09365296e8bcb1d1842032d3e31d2b6e880a75e
SHA256

d2aba15a355f2587296a0d3de5416fe3ad7a644aaf39e9b8c5be0125a346abc6
SHA512

0e64a10bd8925cc5f4be46c2d9ee4f0d5dac8e482ff86b5658d198ed7b30732e138e2b48e5a136d6269b8ee4c357e6454b31d184402c0477ac2985180c02ba3a

Score

10^/10

masslogger collection spyware stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.privateemail.com
Port:
587
Username:
[email protected]
Password:
1234567890

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

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

Processes:

DHL Document.exeDHL Document.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	DHL Document.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	DHL Document.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

Accesses Microsoft Outlook profiles 1 TTPs 18 IoCs

collection

Email Collection

T1114

Processes:

DHL Document.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Document.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	DHL Document.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Document.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	DHL Document.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Document.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Document.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Document.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	DHL Document.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Document.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Document.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	DHL Document.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	DHL Document.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Document.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Document.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Document.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Document.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Document.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	DHL Document.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

27 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

DHL Document.exe

description pid process target process

PID 4840 set thread context of 1148 4840 DHL Document.exe DHL Document.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

4912 schtasks.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

DHL Document.exe

pid process

1148 DHL Document.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

DHL Document.exe

pid process

1148 DHL Document.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

DHL Document.exe

description pid process

Token: SeDebugPrivilege 1148 DHL Document.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

DHL Document.exe

pid process

1148 DHL Document.exe

flow	ioc
27	api.ipify.org

description	pid	process	target process
PID 4840 set thread context of 1148	4840	DHL Document.exe	DHL Document.exe

pid	process
4912	schtasks.exe

pid	process
1148	DHL Document.exe

pid	process
1148	DHL Document.exe

description	pid	process
Token: SeDebugPrivilege	1148	DHL Document.exe

pid	process
1148	DHL Document.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

DHL Document.exe

description	pid	process	target process
PID 4840 wrote to memory of 4912	4840	DHL Document.exe	schtasks.exe
PID 4840 wrote to memory of 4912	4840	DHL Document.exe	schtasks.exe
PID 4840 wrote to memory of 4912	4840	DHL Document.exe	schtasks.exe
PID 4840 wrote to memory of 1148	4840	DHL Document.exe	DHL Document.exe
PID 4840 wrote to memory of 1148	4840	DHL Document.exe	DHL Document.exe
PID 4840 wrote to memory of 1148	4840	DHL Document.exe	DHL Document.exe
PID 4840 wrote to memory of 1148	4840	DHL Document.exe	DHL Document.exe
PID 4840 wrote to memory of 1148	4840	DHL Document.exe	DHL Document.exe
PID 4840 wrote to memory of 1148	4840	DHL Document.exe	DHL Document.exe
PID 4840 wrote to memory of 1148	4840	DHL Document.exe	DHL Document.exe
PID 4840 wrote to memory of 1148	4840	DHL Document.exe	DHL Document.exe

outlook_office_path 1 IoCs

Processes:

DHL Document.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Document.exe

outlook_win_path 1 IoCs

Processes:

DHL Document.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Document.exe

C:\Users\Admin\AppData\Local\Temp\DHL Document.exe
"C:\Users\Admin\AppData\Local\Temp\DHL Document.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4840
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HxFYXTStYv" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAA10.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:4912
- C:\Users\Admin\AppData\Local\Temp\DHL Document.exe
  "{path}"
  2⤵
  - Checks computer location settings
  - 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:1148

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\DHL Document.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpAA10.tmp

Filesize
1KB

MD5
83260c930595e4210e4ba347a65272d5

SHA1
38b1b0819f977c5fd0df876a0638be1a0e9c571f

SHA256
46119a84ce8ca9d579424900026cb192ded4a32f991eb3e8b3032f67b307e5ef

SHA512
73d879b0d46bd7e95c1887b77a87f6c53a0c84cf37764f380cd1a8b0fe02835699a0c05bdfb052dc9e923ae18ee8204e69f8bc69795c65118a8e00afe147b662

Download Submit
memory/1148-161-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-187-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-639-0x0000000008300000-0x0000000008350000-memory.dmp

Filesize
320KB

Download
memory/1148-165-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-638-0x0000000006570000-0x00000000065D6000-memory.dmp

Filesize
408KB

Download
memory/1148-169-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-138-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-167-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-141-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-143-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-145-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-147-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-149-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-151-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-153-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-155-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-157-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-159-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-201-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-163-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-199-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-197-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-137-0x0000000000000000-mapping.dmp

Download
memory/1148-171-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-173-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-175-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-177-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-179-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-181-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-183-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-185-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-195-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-189-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-191-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/1148-193-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/4840-133-0x0000000005160000-0x000000000516A000-memory.dmp

Filesize
40KB

Download
memory/4840-131-0x00000000057A0000-0x0000000005D44000-memory.dmp

Filesize
5.6MB

Download
memory/4840-130-0x00000000006E0000-0x00000000007C2000-memory.dmp

Filesize
904KB

Download
memory/4840-132-0x00000000051F0000-0x0000000005282000-memory.dmp

Filesize
584KB

Download
memory/4840-134-0x0000000008E30000-0x0000000008ECC000-memory.dmp

Filesize
624KB

Download
memory/4912-135-0x0000000000000000-mapping.dmp

Download