masslogger | e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0

General

Target

e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe
Size

1.0MB
MD5

5f4d090acc1bd1236f1cc9ebf9828461
SHA1

303d0317a0c04e56ba50aafdd05d3f891bf2fb1c
SHA256

e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0
SHA512

b2cfa6e47143b85caa56a313d7133233affd3a71d356d77ff232f58916187ce1a0ff96316dced5a22963808244c29273e4656fd7783bbc396d951d1e5ed0d949

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 1 IoCs

resource	yara_rule
behavioral2/memory/4292-139-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2796 set thread context of 4292	2796	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	88

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task

T1053

pid	Process
960	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2796	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe
2796	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe
2796	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe
2796	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe
4292	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe
4292	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2796	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe
Token: SeDebugPrivilege	4292	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2796 wrote to memory of 960	2796	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	87
PID 2796 wrote to memory of 960	2796	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	87
PID 2796 wrote to memory of 960	2796	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	87
PID 2796 wrote to memory of 4292	2796	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	88
PID 2796 wrote to memory of 4292	2796	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	88
PID 2796 wrote to memory of 4292	2796	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	88
PID 2796 wrote to memory of 4292	2796	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	88
PID 2796 wrote to memory of 4292	2796	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	88
PID 2796 wrote to memory of 4292	2796	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	88
PID 2796 wrote to memory of 4292	2796	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	88
PID 2796 wrote to memory of 4292	2796	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	88

C:\Users\Admin\AppData\Local\Temp\e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe
"C:\Users\Admin\AppData\Local\Temp\e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2796
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XRrVarYgXf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC147.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:960
- C:\Users\Admin\AppData\Local\Temp\e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4292

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpC147.tmp

Filesize
1KB

MD5
a8ad17a048d7fe86c5bc1d56e3caee5d

SHA1
89ae756525fc27ce9d02b1cac8eb3be553a93ce2

SHA256
4d44e78ebc820a4ba40fd750ac6a753c67e007fab6db59a7a6c158aabb07a86f

SHA512
94f100912072a350c0c6426b54e92a6e09aad16270948479c160b3eac3f59f4ecd5aab06463239808a5db816db16f9fcc70a9fd5d8dc3f7db250532324d8077a

Download Submit
memory/2796-130-0x0000000000ED0000-0x0000000000FE0000-memory.dmp

Filesize
1.1MB

Download
memory/2796-131-0x0000000005F80000-0x0000000006524000-memory.dmp

Filesize
5.6MB

Download
memory/2796-132-0x00000000059D0000-0x0000000005A62000-memory.dmp

Filesize
584KB

Download
memory/2796-133-0x0000000005B20000-0x0000000005BCA000-memory.dmp

Filesize
680KB

Download
memory/2796-134-0x0000000006560000-0x000000000656A000-memory.dmp

Filesize
40KB

Download
memory/2796-135-0x0000000006710000-0x00000000067AC000-memory.dmp

Filesize
624KB

Download
memory/4292-139-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/4292-140-0x0000000005D90000-0x0000000005DF6000-memory.dmp

Filesize
408KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads