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 6 IoCs

resource	yara_rule
behavioral1/memory/1312-64-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/1312-69-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/1312-67-0x00000000004814CE-mapping.dmp	family_masslogger
behavioral1/memory/1312-71-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/1312-66-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/1312-65-0x0000000000400000-0x0000000000486000-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-1-5-21-1083475884-596052423-1669053738-1000\Control Panel\International\Geo\Nation	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1464 set thread context of 1312	1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	30

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
2008	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe
1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe
1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe
1312	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe
1312	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe
Token: SeDebugPrivilege	1312	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1464 wrote to memory of 2008	1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	28
PID 1464 wrote to memory of 2008	1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	28
PID 1464 wrote to memory of 2008	1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	28
PID 1464 wrote to memory of 2008	1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	28
PID 1464 wrote to memory of 1312	1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	30
PID 1464 wrote to memory of 1312	1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	30
PID 1464 wrote to memory of 1312	1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	30
PID 1464 wrote to memory of 1312	1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	30
PID 1464 wrote to memory of 1312	1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	30
PID 1464 wrote to memory of 1312	1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	30
PID 1464 wrote to memory of 1312	1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	30
PID 1464 wrote to memory of 1312	1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	30
PID 1464 wrote to memory of 1312	1464	e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe	30

C:\Users\Admin\AppData\Local\Temp\e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe
"C:\Users\Admin\AppData\Local\Temp\e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1464
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XRrVarYgXf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp40D8.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2008
- C:\Users\Admin\AppData\Local\Temp\e1ed9e96c9deea67b900d3428fae5d275c0e1e0a0797e4d78f21ce52c3da52e0.exe
  "{path}"
  2⤵
  - Checks computer location settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1312

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\tmp40D8.tmp

Filesize
1KB

MD5
103fd0a0a80cbc8e359b28e5c23ceeee

SHA1
7f4398559e4824bf5de427e3035d0df7b575a7ec

SHA256
7e3e8d60f2e320c43adc16111fa1933d4a1eb72975fa27cfd00ad19f991c67ac

SHA512
1da3efc61d1cca62389c444319edeeb214c3a5a06cc4ed7d8a1cb07341f4e78b3e7defe32df760c58eeb18004020e27a2f0e533ad4fe264f2fd65cde4395115c

Download Submit
memory/1312-69-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1312-71-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1312-61-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1312-65-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1312-66-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1312-62-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1312-64-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1464-54-0x0000000001170000-0x0000000001280000-memory.dmp

Filesize
1.1MB

Download
memory/1464-55-0x0000000075501000-0x0000000075503000-memory.dmp

Filesize
8KB

Download
memory/1464-56-0x0000000000420000-0x000000000042A000-memory.dmp

Filesize
40KB

Download
memory/1464-58-0x0000000006060000-0x000000000612C000-memory.dmp

Filesize
816KB

Download
memory/1464-57-0x00000000050B0000-0x0000000005176000-memory.dmp

Filesize
792KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads