masslogger | a3d5ac40f8cc27fb19a5aeef41569e8c91de45f19609e60af2555fba2540d348

General

Target

yqd2LHZ8y57Bzy4.exe
Size

1.0MB
MD5

1104a7c66dce20e0839b4a8519f68480
SHA1

5d0f34cf5d9b7ce3ca2698b1bc8443ff5d41ac66
SHA256

a3d5ac40f8cc27fb19a5aeef41569e8c91de45f19609e60af2555fba2540d348
SHA512

4a3fe4270f494590e46567a0781f3b5149ac4ad12b41582bdebb1a3513ea16c6b15e6af7a6329a2ac075f3c6012d668debdc6b24708343b6a80a7e30d5dd78d6

Score

10^/10

masslogger spyware stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.gmail.com
Port:
587
Username:
ayocj2021@gmail.com
Password:
ayocj@2021

Signatures

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

MassLogger Main Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1912-9-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/1912-10-0x0000000000481D7E-mapping.dmp	family_masslogger
behavioral1/memory/1912-11-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/1912-12-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger

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:

yqd2LHZ8y57Bzy4.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Control Panel\International\Geo\Nation	yqd2LHZ8y57Bzy4.exe

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
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

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

Processes:

yqd2LHZ8y57Bzy4.exe

description pid process target process

PID 1068 set thread context of 1912 1068 yqd2LHZ8y57Bzy4.exe yqd2LHZ8y57Bzy4.exe
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

1992 schtasks.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

yqd2LHZ8y57Bzy4.exe

pid process

1912 yqd2LHZ8y57Bzy4.exe

flow	ioc
5	api.ipify.org

description	pid	process	target process
PID 1068 set thread context of 1912	1068	yqd2LHZ8y57Bzy4.exe	yqd2LHZ8y57Bzy4.exe

pid	process
1992	schtasks.exe

pid	process
1912	yqd2LHZ8y57Bzy4.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

yqd2LHZ8y57Bzy4.exeyqd2LHZ8y57Bzy4.exepowershell.exe

pid	process
1068	yqd2LHZ8y57Bzy4.exe
1068	yqd2LHZ8y57Bzy4.exe
1068	yqd2LHZ8y57Bzy4.exe
1912	yqd2LHZ8y57Bzy4.exe
1912	yqd2LHZ8y57Bzy4.exe
1912	yqd2LHZ8y57Bzy4.exe
1912	yqd2LHZ8y57Bzy4.exe
1340	powershell.exe
1340	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

yqd2LHZ8y57Bzy4.exeyqd2LHZ8y57Bzy4.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1068	yqd2LHZ8y57Bzy4.exe
Token: SeDebugPrivilege	1912	yqd2LHZ8y57Bzy4.exe
Token: SeDebugPrivilege	1340	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

yqd2LHZ8y57Bzy4.exe

pid process

1912 yqd2LHZ8y57Bzy4.exe

pid	process
1912	yqd2LHZ8y57Bzy4.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

yqd2LHZ8y57Bzy4.exeyqd2LHZ8y57Bzy4.exe

description	pid	process	target process
PID 1068 wrote to memory of 1992	1068	yqd2LHZ8y57Bzy4.exe	schtasks.exe
PID 1068 wrote to memory of 1992	1068	yqd2LHZ8y57Bzy4.exe	schtasks.exe
PID 1068 wrote to memory of 1992	1068	yqd2LHZ8y57Bzy4.exe	schtasks.exe
PID 1068 wrote to memory of 1992	1068	yqd2LHZ8y57Bzy4.exe	schtasks.exe
PID 1068 wrote to memory of 112	1068	yqd2LHZ8y57Bzy4.exe	yqd2LHZ8y57Bzy4.exe
PID 1068 wrote to memory of 112	1068	yqd2LHZ8y57Bzy4.exe	yqd2LHZ8y57Bzy4.exe
PID 1068 wrote to memory of 112	1068	yqd2LHZ8y57Bzy4.exe	yqd2LHZ8y57Bzy4.exe
PID 1068 wrote to memory of 112	1068	yqd2LHZ8y57Bzy4.exe	yqd2LHZ8y57Bzy4.exe
PID 1068 wrote to memory of 1912	1068	yqd2LHZ8y57Bzy4.exe	yqd2LHZ8y57Bzy4.exe
PID 1068 wrote to memory of 1912	1068	yqd2LHZ8y57Bzy4.exe	yqd2LHZ8y57Bzy4.exe
PID 1068 wrote to memory of 1912	1068	yqd2LHZ8y57Bzy4.exe	yqd2LHZ8y57Bzy4.exe
PID 1068 wrote to memory of 1912	1068	yqd2LHZ8y57Bzy4.exe	yqd2LHZ8y57Bzy4.exe
PID 1068 wrote to memory of 1912	1068	yqd2LHZ8y57Bzy4.exe	yqd2LHZ8y57Bzy4.exe
PID 1068 wrote to memory of 1912	1068	yqd2LHZ8y57Bzy4.exe	yqd2LHZ8y57Bzy4.exe
PID 1068 wrote to memory of 1912	1068	yqd2LHZ8y57Bzy4.exe	yqd2LHZ8y57Bzy4.exe
PID 1068 wrote to memory of 1912	1068	yqd2LHZ8y57Bzy4.exe	yqd2LHZ8y57Bzy4.exe
PID 1068 wrote to memory of 1912	1068	yqd2LHZ8y57Bzy4.exe	yqd2LHZ8y57Bzy4.exe
PID 1912 wrote to memory of 1340	1912	yqd2LHZ8y57Bzy4.exe	powershell.exe
PID 1912 wrote to memory of 1340	1912	yqd2LHZ8y57Bzy4.exe	powershell.exe
PID 1912 wrote to memory of 1340	1912	yqd2LHZ8y57Bzy4.exe	powershell.exe
PID 1912 wrote to memory of 1340	1912	yqd2LHZ8y57Bzy4.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\yqd2LHZ8y57Bzy4.exe
"C:\Users\Admin\AppData\Local\Temp\yqd2LHZ8y57Bzy4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1068

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EYcjIZNTmpr" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE705.tmp"
2⤵
- Creates scheduled task(s)
PID:1992

C:\Users\Admin\AppData\Local\Temp\yqd2LHZ8y57Bzy4.exe
"{path}"
2⤵
PID:112

C:\Users\Admin\AppData\Local\Temp\yqd2LHZ8y57Bzy4.exe
"{path}"
2⤵
- Checks computer location settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1912

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\yqd2LHZ8y57Bzy4.exe'
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1340

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpE705.tmp
MD5
392b73186092faba95c18ac94a5509b1

SHA1
95d3ffb1ba09feffbd61ea4ebde64b5f5a229903

SHA256
b16db140451551f6594744c1b5760eae1051a85ac5675d403873b2858ede12ac

SHA512
08970ae487ef258f5b458ddb4d7cd12bfa5482abca5c0362dd39cf878b95e058cbc8a4cad6f7e0347130fc92e0e04a31a0a8a3d6929f26dcfe7b9eced9116f04

Download Submit
memory/1068-3-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

Filesize
4KB

Download
memory/1068-5-0x0000000000660000-0x000000000066E000-memory.dmp

Filesize
56KB

Download
memory/1068-6-0x0000000005760000-0x000000000580B000-memory.dmp

Filesize
684KB

Download
memory/1068-2-0x0000000074EE0000-0x00000000755CE000-memory.dmp

Filesize
6.9MB

Download
memory/1340-39-0x00000000055D0000-0x00000000055D1000-memory.dmp

Filesize
4KB

Download
memory/1340-54-0x0000000006310000-0x0000000006311000-memory.dmp

Filesize
4KB

Download
memory/1340-53-0x0000000006300000-0x0000000006301000-memory.dmp

Filesize
4KB

Download
memory/1340-25-0x0000000005610000-0x0000000005611000-memory.dmp

Filesize
4KB

Download
memory/1340-38-0x0000000006290000-0x0000000006291000-memory.dmp

Filesize
4KB

Download
memory/1340-31-0x0000000006120000-0x0000000006121000-memory.dmp

Filesize
4KB

Download
memory/1340-16-0x0000000000000000-mapping.dmp

Download
memory/1340-30-0x0000000005670000-0x0000000005671000-memory.dmp

Filesize
4KB

Download
memory/1340-17-0x0000000074EE0000-0x00000000755CE000-memory.dmp

Filesize
6.9MB

Download
memory/1340-19-0x00000000023C0000-0x00000000023C1000-memory.dmp

Filesize
4KB

Download
memory/1340-20-0x0000000004760000-0x0000000004761000-memory.dmp

Filesize
4KB

Download
memory/1340-21-0x0000000004600000-0x0000000004601000-memory.dmp

Filesize
4KB

Download
memory/1340-22-0x0000000005240000-0x0000000005241000-memory.dmp

Filesize
4KB

Download
memory/1912-9-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1912-18-0x0000000006110000-0x000000000619D000-memory.dmp

Filesize
564KB

Download
memory/1912-13-0x0000000074EE0000-0x00000000755CE000-memory.dmp

Filesize
6.9MB

Download
memory/1912-12-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1912-11-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1912-10-0x0000000000481D7E-mapping.dmp

Download
memory/1992-7-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads