masslogger | 1d6159b26b3bf4e080949b2bb754b3f095b24a084e9d1693f598970cebcf754c

General

Target

1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe
Size

821KB
MD5

1c925c4d5a3b0972c42f48b7c6bbf268
SHA1

9b1406f9754f612a5f07ff50c39f3c3718486f80
SHA256

1d6159b26b3bf4e080949b2bb754b3f095b24a084e9d1693f598970cebcf754c
SHA512

6d12f9d0bffd96a0276f522a691f81560123f37e9fbd5bc3f45b2a71de8eec7c4576de4af0142e558be73d21a65ecc1388eb7375b3e34de0495544f217883ef1
SSDEEP

24576:HrM5r8N5srAzXQ59fGnuI1ZFhk86D7nMusxDzEt:Lg88rAjIGnuI1ZLk8Lusx3Et

Score

10^/10

masslogger 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/3000-18-0x0000000000400000-0x000000000049A000-memory.dmp	family_masslogger
behavioral1/memory/3000-22-0x0000000000400000-0x000000000049A000-memory.dmp	family_masslogger
behavioral1/memory/3000-20-0x0000000000400000-0x000000000049A000-memory.dmp	family_masslogger
behavioral1/memory/3000-15-0x0000000000400000-0x000000000049A000-memory.dmp	family_masslogger
behavioral1/memory/3000-14-0x0000000000400000-0x000000000049A000-memory.dmp	family_masslogger

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2536 set thread context of 3000	2536	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	dw20.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2724	schtasks.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2536 wrote to memory of 2724	2536	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	31
PID 2536 wrote to memory of 2724	2536	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	31
PID 2536 wrote to memory of 2724	2536	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	31
PID 2536 wrote to memory of 2724	2536	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	31
PID 2536 wrote to memory of 3000	2536	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	33
PID 2536 wrote to memory of 3000	2536	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	33
PID 2536 wrote to memory of 3000	2536	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	33
PID 2536 wrote to memory of 3000	2536	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	33
PID 2536 wrote to memory of 3000	2536	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	33
PID 2536 wrote to memory of 3000	2536	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	33
PID 2536 wrote to memory of 3000	2536	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	33
PID 2536 wrote to memory of 3000	2536	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	33
PID 2536 wrote to memory of 3000	2536	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	33
PID 3000 wrote to memory of 2600	3000	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	34
PID 3000 wrote to memory of 2600	3000	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	34
PID 3000 wrote to memory of 2600	3000	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	34
PID 3000 wrote to memory of 2600	3000	1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe	34

C:\Users\Admin\AppData\Local\Temp\1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kNiFfoKm" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB145.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2724
- C:\Users\Admin\AppData\Local\Temp\1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\1c925c4d5a3b0972c42f48b7c6bbf268_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3000
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 364
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2600

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpB145.tmp

Filesize
1KB

MD5
ccfdd5d6ccbea4020540b38710dee42b

SHA1
92af702a9d8b6fbd05db77e6ea21fec7c9556a43

SHA256
786a582c5d5d03eb6eba92379fd064b571922d44ddd013d432ba3f3210b6ae78

SHA512
148b924bf4c6e3f84469b7c43d6e50eefa919d7eb9571f75fb4a0370a3818904bd19c317890c01d552a43374a6ab80fb37dce1dfef273805f8617ddcb4298c9a

Download Submit
memory/2536-0-0x0000000074731000-0x0000000074732000-memory.dmp

Filesize
4KB

Download
memory/2536-1-0x0000000074730000-0x0000000074CDB000-memory.dmp

Filesize
5.7MB

Download
memory/2536-2-0x0000000074730000-0x0000000074CDB000-memory.dmp

Filesize
5.7MB

Download
memory/2536-3-0x0000000074730000-0x0000000074CDB000-memory.dmp

Filesize
5.7MB

Download
memory/2536-4-0x0000000074730000-0x0000000074CDB000-memory.dmp

Filesize
5.7MB

Download
memory/2536-25-0x0000000074730000-0x0000000074CDB000-memory.dmp

Filesize
5.7MB

Download
memory/3000-22-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/3000-18-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/3000-20-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/3000-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3000-23-0x0000000074730000-0x0000000074CDB000-memory.dmp

Filesize
5.7MB

Download
memory/3000-15-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/3000-14-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/3000-10-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/3000-24-0x0000000074730000-0x0000000074CDB000-memory.dmp

Filesize
5.7MB

Download
memory/3000-12-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/3000-26-0x0000000074730000-0x0000000074CDB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads