masslogger | 5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89

Analysis

max time kernel
113s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
25-05-2022 02:06

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General

Target

5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe
Size

962KB
MD5

7b310d5f1c2b88f3a22dadad63e77e61
SHA1

9054764708a7a67c40e6fe3993c3971e3d477f20
SHA256

5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89
SHA512

57f2b69f92e2b49c99a250669e44c9fa2c8a5cc99bda1b47322ee1bcdd09b3a9b107a636b4b0b7da9e0058492a8a4c0846ba1f5b1515cd9504cf074f9e6a1b4c

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 32 IoCs

resource	yara_rule
behavioral2/memory/3544-136-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-139-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-141-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-143-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-145-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-147-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-149-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-151-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-153-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-155-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-157-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-159-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-161-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-163-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-165-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-167-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-169-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-171-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-173-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-175-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-177-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-179-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-181-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-183-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-185-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-187-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-189-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-191-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-193-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-195-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-197-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger
behavioral2/memory/3544-199-0x0000000000400000-0x00000000004B2000-memory.dmp	family_masslogger

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4532 set thread context of 3544	4532	5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe	92

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
4532	5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe
4532	5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe
4532	5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe
944	powershell.exe
944	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4532	5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe
Token: SeDebugPrivilege	3544	5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe
Token: SeDebugPrivilege	944	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4532 wrote to memory of 3544	4532	5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe	92
PID 4532 wrote to memory of 3544	4532	5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe	92
PID 4532 wrote to memory of 3544	4532	5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe	92
PID 4532 wrote to memory of 3544	4532	5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe	92
PID 4532 wrote to memory of 3544	4532	5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe	92
PID 4532 wrote to memory of 3544	4532	5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe	92
PID 4532 wrote to memory of 3544	4532	5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe	92
PID 4532 wrote to memory of 3544	4532	5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe	92
PID 3544 wrote to memory of 4752	3544	5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe	93
PID 3544 wrote to memory of 4752	3544	5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe	93
PID 3544 wrote to memory of 4752	3544	5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe	93
PID 4752 wrote to memory of 944	4752	cmd.exe	95
PID 4752 wrote to memory of 944	4752	cmd.exe	95
PID 4752 wrote to memory of 944	4752	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe
"C:\Users\Admin\AppData\Local\Temp\5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4532
- C:\Users\Admin\AppData\Local\Temp\5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe
  "{path}"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3544
- - C:\Windows\SysWOW64\cmd.exe
    "cmd" /c start /b powershell Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe' & exit
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4752
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe'
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:944

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\5d7f9aaf4634af11d07ba5c398ce11d8ce70d8ffcb9524d6ce64e8a5dba9dc89.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/944-665-0x00000000066B0000-0x00000000066D2000-memory.dmp

Filesize
136KB

Download
memory/944-664-0x0000000007330000-0x00000000073C6000-memory.dmp

Filesize
600KB

Download
memory/944-663-0x00000000065E0000-0x00000000065FA000-memory.dmp

Filesize
104KB

Download
memory/944-662-0x0000000007910000-0x0000000007F8A000-memory.dmp

Filesize
6.5MB

Download
memory/944-661-0x00000000060E0000-0x00000000060FE000-memory.dmp

Filesize
120KB

Download
memory/944-660-0x0000000005A20000-0x0000000005A86000-memory.dmp

Filesize
408KB

Download
memory/944-659-0x0000000005130000-0x0000000005152000-memory.dmp

Filesize
136KB

Download
memory/944-658-0x0000000005180000-0x00000000057A8000-memory.dmp

Filesize
6.2MB

Download
memory/944-657-0x0000000004B10000-0x0000000004B46000-memory.dmp

Filesize
216KB

Download
memory/3544-181-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-193-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-159-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-161-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-163-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-165-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-167-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-169-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-171-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-173-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-175-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-177-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-179-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-155-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-183-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-185-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-187-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-189-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-191-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-157-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-195-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-197-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-199-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-654-0x0000000005BB0000-0x0000000005C16000-memory.dmp

Filesize
408KB

Download
memory/3544-136-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-139-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-141-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-143-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-145-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-153-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-151-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-149-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3544-147-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4532-134-0x0000000007A20000-0x0000000007ABC000-memory.dmp

Filesize
624KB

Download
memory/4532-133-0x00000000077A0000-0x00000000077AA000-memory.dmp

Filesize
40KB

Download
memory/4532-132-0x00000000077E0000-0x0000000007872000-memory.dmp

Filesize
584KB

Download
memory/4532-131-0x0000000007CF0000-0x0000000008294000-memory.dmp

Filesize
5.6MB

Download
memory/4532-130-0x0000000000820000-0x0000000000916000-memory.dmp

Filesize
984KB

Download