masslogger | cec32706a7a76daa87ce84e365bbcd42d277f47cae98b60fdc1c0eae2cb30983

General

Target

5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe
Size

1.2MB
MD5

5a165c7d791eb039603854d9a7fefcca
SHA1

b47cbbef36f0f56c48612f3033e2a039ed1c9297
SHA256

cec32706a7a76daa87ce84e365bbcd42d277f47cae98b60fdc1c0eae2cb30983
SHA512

559dd55734420caf1495014740b8ebbab78edb9f62c6d1583e26c0166da69cbe622408c1b9e8e5a26944112870d70ab3d982f116845f64ae90e8782246698b00
SSDEEP

24576:YyBYrjP6+mBfD5Tyou/bkeildtibxz0NfO64deBZMp:miZ5TyoCb8l/ibWpO6fvMp

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

resource	yara_rule
behavioral1/memory/2664-20-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/2664-15-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/2664-12-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/2664-11-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/2664-17-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger

Deletes itself 1 IoCs

pid	Process
2512	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

description	pid	Process	procid_target
PID 2212 set thread context of 2664	2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	32

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe
2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe
2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe
2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe
2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe
2664	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe
2664	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe
2512	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe
Token: SeDebugPrivilege	2664	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe
Token: SeDebugPrivilege	2512	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2844	2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	31
PID 2212 wrote to memory of 2844	2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	31
PID 2212 wrote to memory of 2844	2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	31
PID 2212 wrote to memory of 2844	2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	31
PID 2212 wrote to memory of 2664	2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	32
PID 2212 wrote to memory of 2664	2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	32
PID 2212 wrote to memory of 2664	2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	32
PID 2212 wrote to memory of 2664	2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	32
PID 2212 wrote to memory of 2664	2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	32
PID 2212 wrote to memory of 2664	2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	32
PID 2212 wrote to memory of 2664	2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	32
PID 2212 wrote to memory of 2664	2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	32
PID 2212 wrote to memory of 2664	2212	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	32
PID 2664 wrote to memory of 2512	2664	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	34
PID 2664 wrote to memory of 2512	2664	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	34
PID 2664 wrote to memory of 2512	2664	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	34
PID 2664 wrote to memory of 2512	2664	5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe	34

C:\Users\Admin\AppData\Local\Temp\5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5a165c7d791eb039603854d9a7fefcca_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:2212
- C:\Users\Admin\AppData\Local\Temp\5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe
  "{path}"
  2⤵
  PID:2844
- C:\Users\Admin\AppData\Local\Temp\5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe
  "{path}"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2664
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "powershell" Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\5a165c7d791eb039603854d9a7fefcca_JaffaCakes118.exe'
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2512

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

Replay Monitor

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Downloads

memory/2212-0-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/2212-1-0x00000000013B0000-0x00000000014E0000-memory.dmp

Filesize
1.2MB

Download
memory/2212-2-0x0000000000620000-0x0000000000632000-memory.dmp

Filesize
72KB

Download
memory/2212-3-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/2212-4-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/2212-5-0x0000000005850000-0x0000000005930000-memory.dmp

Filesize
896KB

Download
memory/2212-6-0x0000000007CB0000-0x0000000007D8C000-memory.dmp

Filesize
880KB

Download
memory/2212-21-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/2664-20-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2664-9-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2664-15-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2664-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2664-12-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2664-11-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2664-17-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2664-7-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2664-22-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/2664-23-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/2664-24-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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