masslogger | 43924a3ea7c1961e5e368c057f2bf1a8a877eb8d68fba15c9c5d233f1db9b5b2

General

Target

ORDER FORM.exe
Size

1.1MB
MD5

0faa3c5a42f64964e82ce6a1c46bd9f1
SHA1

457cb4a210e0c16e78442f1bf79c9826cf4f982b
SHA256

8b21c06bf03c5f788bb0354c625f343873bc834ac43b1d8fbc469fd64f215cf6
SHA512

e07faaee45573a7c2c01441d95b9768bb61bbdda0307354140a77487b3331eea3236e5e96ae62fa688311cb3207ad76acd639d12d2e10d059b7402ae5ff74e8a

Score

10^/10

masslogger ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\8236ADF044\Log.txt

Family

masslogger

Ransom Note

################################################################# MassLogger v1.3.4.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.50 Location: United States OS: Microsoft Windows 10 Pro64bit CPU: Intel Core Processor (Broadwell) GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 3:10:06 PM MassLogger Started: 5/21/2022 3:09:42 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\ORDER FORM.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Signatures

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

MassLogger Main Payload 32 IoCs

Processes:

resource	yara_rule
behavioral2/memory/564-136-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-139-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-141-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-143-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-145-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-147-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-149-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-151-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-153-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-155-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-157-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-159-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-161-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-163-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-165-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-167-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-169-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-171-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-173-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-175-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-177-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-179-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-181-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-183-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-185-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-187-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-189-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-191-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-193-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-195-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-197-0x0000000000400000-0x00000000004A8000-memory.dmp	family_masslogger
behavioral2/memory/564-199-0x0000000000400000-0x00000000004A8000-memory.dmp	family_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 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

ORDER FORM.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	ORDER FORM.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

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

Processes:

ORDER FORM.exe

description pid process target process

PID 1680 set thread context of 564 1680 ORDER FORM.exe ORDER FORM.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

ORDER FORM.exe

pid process

564 ORDER FORM.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

ORDER FORM.exe

description pid process

Token: SeDebugPrivilege 564 ORDER FORM.exe

flow	ioc
39	api.ipify.org

description	pid	process	target process
PID 1680 set thread context of 564	1680	ORDER FORM.exe	ORDER FORM.exe

pid	process
564	ORDER FORM.exe

description	pid	process
Token: SeDebugPrivilege	564	ORDER FORM.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

ORDER FORM.exe

description	pid	process	target process
PID 1680 wrote to memory of 564	1680	ORDER FORM.exe	ORDER FORM.exe
PID 1680 wrote to memory of 564	1680	ORDER FORM.exe	ORDER FORM.exe
PID 1680 wrote to memory of 564	1680	ORDER FORM.exe	ORDER FORM.exe
PID 1680 wrote to memory of 564	1680	ORDER FORM.exe	ORDER FORM.exe
PID 1680 wrote to memory of 564	1680	ORDER FORM.exe	ORDER FORM.exe
PID 1680 wrote to memory of 564	1680	ORDER FORM.exe	ORDER FORM.exe
PID 1680 wrote to memory of 564	1680	ORDER FORM.exe	ORDER FORM.exe
PID 1680 wrote to memory of 564	1680	ORDER FORM.exe	ORDER FORM.exe

C:\Users\Admin\AppData\Local\Temp\ORDER FORM.exe
"C:\Users\Admin\AppData\Local\Temp\ORDER FORM.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1680

C:\Users\Admin\AppData\Local\Temp\ORDER FORM.exe
"{path}"
2⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:564

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ORDER FORM.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/564-163-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-191-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-644-0x0000000005D60000-0x0000000005DC6000-memory.dmp

Filesize
408KB

Download
memory/564-161-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-135-0x0000000000000000-mapping.dmp

Download
memory/564-136-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-197-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-139-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-141-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-143-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-145-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-147-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-149-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-165-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-153-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-155-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-157-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-159-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-199-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-195-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-151-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-167-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-169-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-171-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-173-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-175-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-177-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-179-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-181-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-183-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-185-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-187-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-189-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/564-193-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/1680-130-0x0000000000BB0000-0x0000000000CD6000-memory.dmp

Filesize
1.1MB

Download
memory/1680-132-0x0000000005660000-0x00000000056F2000-memory.dmp

Filesize
584KB

Download
memory/1680-131-0x0000000005B30000-0x00000000060D4000-memory.dmp

Filesize
5.6MB

Download
memory/1680-134-0x0000000007F00000-0x0000000007F9C000-memory.dmp

Filesize
624KB

Download
memory/1680-133-0x0000000005A90000-0x0000000005A9A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads