masslogger | b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4

General

Target

5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe
Size

1.1MB
MD5

5bf1809efee424da32006e4f83b75082
SHA1

37ff3356852a25fe9523a42608e73594a2e7df2c
SHA256

b40856677db5bc7c1f038452b8d1bc42eb805aae103dc3fc2bc8a6c1b1deb7e4
SHA512

9b12387e28bc2f0c6ddbc0f4837be966a0b79394536b80d99aecfd9d45e8ec6b4dadb74f41f751f161ec7cca93df3ba1141c20c9142bdc9f78a0a30e836eaa59
SSDEEP

24576:8yB8RjP6+YdEFOWMPHOXOIt/Q8Dbc6LODUKDLBKMKjk:gEEFxXOIt/Q83tODUKJQj

Score

10^/10

masslogger defense_evasion discovery 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 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2660-22-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/2660-19-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/2660-17-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/2660-13-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/2660-11-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger

Deletes itself 1 IoCs

Processes:

powershell.exe

pid	Process
3008	powershell.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Suspicious use of SetThreadContext 1 IoCs

Processes:

5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2716 set thread context of 2660	2716	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe	30

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

Processes:

5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe5bf1809efee424da32006e4f83b75082_JaffaCakes118.exepowershell.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe5bf1809efee424da32006e4f83b75082_JaffaCakes118.exepowershell.exe

pid	Process
2716	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe
2716	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe
2716	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe
2660	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe
2660	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe
3008	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe5bf1809efee424da32006e4f83b75082_JaffaCakes118.exepowershell.exe

description	pid	Process
Token: SeDebugPrivilege	2716	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe
Token: SeDebugPrivilege	2660	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe
Token: SeDebugPrivilege	3008	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2716 wrote to memory of 2660	2716	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe	30
PID 2716 wrote to memory of 2660	2716	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe	30
PID 2716 wrote to memory of 2660	2716	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe	30
PID 2716 wrote to memory of 2660	2716	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe	30
PID 2716 wrote to memory of 2660	2716	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe	30
PID 2716 wrote to memory of 2660	2716	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe	30
PID 2716 wrote to memory of 2660	2716	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe	30
PID 2716 wrote to memory of 2660	2716	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe	30
PID 2716 wrote to memory of 2660	2716	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe	30
PID 2660 wrote to memory of 3008	2660	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe	32
PID 2660 wrote to memory of 3008	2660	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe	32
PID 2660 wrote to memory of 3008	2660	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe	32
PID 2660 wrote to memory of 3008	2660	5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2716
- C:\Users\Admin\AppData\Local\Temp\5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe
  "{path}"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "powershell" Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\5bf1809efee424da32006e4f83b75082_JaffaCakes118.exe'
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

1

T1070

File Deletion

1

T1070.004

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2660-17-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2660-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2660-19-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2660-24-0x0000000074880000-0x0000000074F6E000-memory.dmp

Filesize
6.9MB

Download
memory/2660-9-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2660-8-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2660-11-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2660-22-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2660-13-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2660-26-0x0000000074880000-0x0000000074F6E000-memory.dmp

Filesize
6.9MB

Download
memory/2660-25-0x0000000074880000-0x0000000074F6E000-memory.dmp

Filesize
6.9MB

Download
memory/2716-23-0x0000000074880000-0x0000000074F6E000-memory.dmp

Filesize
6.9MB

Download
memory/2716-0-0x000000007488E000-0x000000007488F000-memory.dmp

Filesize
4KB

Download
memory/2716-1-0x0000000001010000-0x000000000112C000-memory.dmp

Filesize
1.1MB

Download
memory/2716-2-0x0000000000370000-0x0000000000382000-memory.dmp

Filesize
72KB

Download
memory/2716-6-0x0000000007C30000-0x0000000007D02000-memory.dmp

Filesize
840KB

Download
memory/2716-5-0x0000000005680000-0x0000000005752000-memory.dmp

Filesize
840KB

Download
memory/2716-4-0x0000000074880000-0x0000000074F6E000-memory.dmp

Filesize
6.9MB

Download
memory/2716-3-0x000000007488E000-0x000000007488F000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads