masslogger | 68ac99b2bbf3f38bc60cec77d2508d9b4215c88583401e880128a712066b4b90

General

Target

c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe
Size

840KB
MD5

c53a014314b90aa60c3bc651934ac233
SHA1

d469cb1fd963fd3aa6170d28fec1913ee4c5fd9c
SHA256

68ac99b2bbf3f38bc60cec77d2508d9b4215c88583401e880128a712066b4b90
SHA512

aefaa2e4217ed5816ccd9f1e0eaa9ed8b18f3aa4c245c86241ea9cefa72bfc78499197a42a45bdffe77daff506770ae6ed251e2a11e2ebf153b8e37f8711afc3
SSDEEP

24576:i7jP6+k7zudXOv1j/ynC1uG5BzYyPXGpWYPolMsbw:i/iIXOv1ov+YaMolZs

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 1 IoCs

resource	yara_rule
behavioral2/memory/2512-12-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger

Deletes itself 1 IoCs

pid	Process
844	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 3532 set thread context of 2512	3532	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe	97

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	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
3532	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe
3532	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe
3532	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe
2512	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe
2512	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe
844	powershell.exe
844	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3532	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe
Token: SeDebugPrivilege	2512	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe
Token: SeDebugPrivilege	844	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3532 wrote to memory of 2512	3532	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe	97
PID 3532 wrote to memory of 2512	3532	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe	97
PID 3532 wrote to memory of 2512	3532	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe	97
PID 3532 wrote to memory of 2512	3532	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe	97
PID 3532 wrote to memory of 2512	3532	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe	97
PID 3532 wrote to memory of 2512	3532	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe	97
PID 3532 wrote to memory of 2512	3532	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe	97
PID 3532 wrote to memory of 2512	3532	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe	97
PID 2512 wrote to memory of 844	2512	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe	98
PID 2512 wrote to memory of 844	2512	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe	98
PID 2512 wrote to memory of 844	2512	c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe	98

C:\Users\Admin\AppData\Local\Temp\c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c53a014314b90aa60c3bc651934ac233_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:3532
- C:\Users\Admin\AppData\Local\Temp\c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe
  "{path}"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2512
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "powershell" Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe'
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:844

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\c53a014314b90aa60c3bc651934ac233_JaffaCakes118.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_i4tjjnkc.wni.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/844-43-0x00000000061D0000-0x00000000061F2000-memory.dmp

Filesize
136KB

Download
memory/844-26-0x0000000004C50000-0x0000000004C72000-memory.dmp

Filesize
136KB

Download
memory/844-23-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/844-21-0x0000000002300000-0x0000000002336000-memory.dmp

Filesize
216KB

Download
memory/844-22-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/844-41-0x0000000006100000-0x000000000611A000-memory.dmp

Filesize
104KB

Download
memory/844-40-0x0000000007480000-0x0000000007AFA000-memory.dmp

Filesize
6.5MB

Download
memory/844-39-0x0000000005C90000-0x0000000005CDC000-memory.dmp

Filesize
304KB

Download
memory/844-38-0x0000000005BF0000-0x0000000005C0E000-memory.dmp

Filesize
120KB

Download
memory/844-37-0x0000000005660000-0x00000000059B4000-memory.dmp

Filesize
3.3MB

Download
memory/844-25-0x0000000004DE0000-0x0000000005408000-memory.dmp

Filesize
6.2MB

Download
memory/844-46-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/844-42-0x0000000006EA0000-0x0000000006F36000-memory.dmp

Filesize
600KB

Download
memory/844-27-0x0000000005480000-0x00000000054E6000-memory.dmp

Filesize
408KB

Download
memory/844-24-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/2512-17-0x0000000005370000-0x00000000053D6000-memory.dmp

Filesize
408KB

Download
memory/2512-20-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/2512-18-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/2512-14-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/2512-15-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/2512-12-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/3532-10-0x00000000074C0000-0x0000000007560000-memory.dmp

Filesize
640KB

Download
memory/3532-6-0x0000000007560000-0x00000000075FC000-memory.dmp

Filesize
624KB

Download
memory/3532-4-0x0000000004B80000-0x0000000004B8A000-memory.dmp

Filesize
40KB

Download
memory/3532-16-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/3532-0-0x0000000074E0E000-0x0000000074E0F000-memory.dmp

Filesize
4KB

Download
memory/3532-11-0x0000000009E90000-0x0000000009F28000-memory.dmp

Filesize
608KB

Download
memory/3532-2-0x0000000005120000-0x00000000056C4000-memory.dmp

Filesize
5.6MB

Download
memory/3532-9-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/3532-8-0x0000000074E0E000-0x0000000074E0F000-memory.dmp

Filesize
4KB

Download
memory/3532-7-0x0000000004DA0000-0x0000000004DB2000-memory.dmp

Filesize
72KB

Download
memory/3532-5-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/3532-1-0x00000000000E0000-0x00000000001B8000-memory.dmp

Filesize
864KB

Download
memory/3532-3-0x0000000004C10000-0x0000000004CA2000-memory.dmp

Filesize
584KB

Download

Analysis

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