masslogger | 9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3

General

Target

9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
Size

63KB
MD5

9568c589eb240860758e5b783bc1d379
SHA1

694a7b0fac2c471da6306568efbce1e67199c91d
SHA256

9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3
SHA512

c3cd9401acebbd61804325678fff0af7f0522d6d5e5c30bc8eb2795644e7d5970b161174cd0e94dfd4a400a795cf1429d998fcdae6ca32ad2532d8ef60213c66

Score

10^/10

masslogger spyware stealer

Malware Config

Signatures

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

MassLogger Main Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3552-135-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Suspicious use of NtSetInformationThreadHideFromDebugger 14 IoCs

Processes:

9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe

pid	process
3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe

description	pid	process	target process
PID 3388 set thread context of 3552	3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

5084 3388 WerFault.exe 9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

2648 timeout.exe

pid	pid_target	process	target process
5084	3388	WerFault.exe	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe

pid	process
2648	timeout.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exepowershell.exe

pid	process
3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
3552	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
3552	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
2740	powershell.exe
2740	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
Token: SeDebugPrivilege	3552	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
Token: SeDebugPrivilege	2740	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe

description	pid	process	target process
PID 3388 wrote to memory of 2648	3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe	timeout.exe
PID 3388 wrote to memory of 2648	3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe	timeout.exe
PID 3388 wrote to memory of 2648	3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe	timeout.exe
PID 3388 wrote to memory of 3552	3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
PID 3388 wrote to memory of 3552	3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
PID 3388 wrote to memory of 3552	3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
PID 3388 wrote to memory of 3552	3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
PID 3388 wrote to memory of 3552	3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
PID 3388 wrote to memory of 3552	3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
PID 3388 wrote to memory of 3552	3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
PID 3388 wrote to memory of 3552	3388	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
PID 3552 wrote to memory of 2740	3552	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe	powershell.exe
PID 3552 wrote to memory of 2740	3552	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe	powershell.exe
PID 3552 wrote to memory of 2740	3552	9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
"C:\Users\Admin\AppData\Local\Temp\9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3388

C:\Windows\SysWOW64\timeout.exe
timeout 4
2⤵
- Delays execution with timeout.exe
PID:2648

C:\Users\Admin\AppData\Local\Temp\9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe
"C:\Users\Admin\AppData\Local\Temp\9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3552

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell" Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\9366eb74a0e59bcfed242ad625acdc2dc908a581bb6d4596220de5cf8f4ac7f3.exe'
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3388 -s 1788
2⤵
- Program crash
PID:5084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3388 -ip 3388
1⤵
PID:4192

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1

T1102

Impact

Replay Monitor

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Downloads

memory/2648-132-0x0000000000000000-mapping.dmp

Download
memory/2740-142-0x0000000005570000-0x00000000055D6000-memory.dmp

Filesize
408KB

Download
memory/2740-144-0x00000000074A0000-0x0000000007B1A000-memory.dmp

Filesize
6.5MB

Download
memory/2740-139-0x00000000046E0000-0x0000000004716000-memory.dmp

Filesize
216KB

Download
memory/2740-147-0x0000000006230000-0x0000000006252000-memory.dmp

Filesize
136KB

Download
memory/2740-140-0x0000000004D50000-0x0000000005378000-memory.dmp

Filesize
6.2MB

Download
memory/2740-146-0x0000000006EC0000-0x0000000006F56000-memory.dmp

Filesize
600KB

Download
memory/2740-141-0x00000000054D0000-0x00000000054F2000-memory.dmp

Filesize
136KB

Download
memory/2740-145-0x0000000006170000-0x000000000618A000-memory.dmp

Filesize
104KB

Download
memory/2740-138-0x0000000000000000-mapping.dmp

Download
memory/2740-143-0x0000000005C60000-0x0000000005C7E000-memory.dmp

Filesize
120KB

Download
memory/3388-131-0x0000000005850000-0x00000000058EC000-memory.dmp

Filesize
624KB

Download
memory/3388-133-0x0000000006B90000-0x0000000007134000-memory.dmp

Filesize
5.6MB

Download
memory/3388-130-0x0000000000FF0000-0x0000000001004000-memory.dmp

Filesize
80KB

Download
memory/3552-136-0x00000000057E0000-0x0000000005872000-memory.dmp

Filesize
584KB

Download
memory/3552-134-0x0000000000000000-mapping.dmp

Download
memory/3552-137-0x0000000005880000-0x00000000058E6000-memory.dmp

Filesize
408KB

Download
memory/3552-135-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads