507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0

General

Target
507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe
Size 1.6MB
Sample231213-225daabeb5
SHA256 507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0
MD5 e234280f0bdd29a80dcde81a60b3c5f5
SHA1 6d488a8f904e354276aa6f4d955779fffb1f54ec
SHA512 79d766ea4e7fe389e32fcb50c84f437c4ff47dde1db8461a2be7f209d21d14c3a1e602bffcca53f118e4e728bf7cde871120b430a668be5e07d064d9fb288ac2
SSDEEP 49152:80ceOGgUYYEmluRKYoFh4kGWusbQnIyDi1E1uonTKi/OjCCNG:1XOGgUYC4RKXFhrusbaDkE1u
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

collection discovery persistence spyware stealer

Malware Config

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FANBooster131.lnk	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3802588206-2855991289-4225012448-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe
Key opened	\REGISTRY\USER\S-1-5-21-3802588206-2855991289-4225012448-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe
Key opened	\REGISTRY\USER\S-1-5-21-3802588206-2855991289-4225012448-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3802588206-2855991289-4225012448-1000\Software\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe"	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Looks up external IP address via web service 2 IoCs

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

flow	ioc
3	ipinfo.io
4	ipinfo.io

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\GroupPolicy	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3000	2992	WerFault.exe	73

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe

Creates scheduled task(s) 1 TTPs 2 IoCs

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

persistence

Scheduled Task/Job

T1053

pid	Process
4580	schtasks.exe
3264	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2992	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe
2992	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2992 wrote to memory of 4580	2992	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe	74
PID 2992 wrote to memory of 4580	2992	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe	74
PID 2992 wrote to memory of 4580	2992	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe	74
PID 2992 wrote to memory of 3264	2992	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe	78
PID 2992 wrote to memory of 3264	2992	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe	78
PID 2992 wrote to memory of 3264	2992	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe	78

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3802588206-2855991289-4225012448-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3802588206-2855991289-4225012448-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe

C:\Users\Admin\AppData\Local\Temp\507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe
"C:\Users\Admin\AppData\Local\Temp\507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0.exe"
1⤵
- Drops startup file
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Drops file in System32 directory
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2992
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST
  2⤵
  - Creates scheduled task(s)
  PID:4580
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST
  2⤵
  - Creates scheduled task(s)
  PID:3264
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2992 -s 1632
  2⤵
  - Program crash
  PID:3000

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:4480

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s fhsvc
1⤵
PID:2772

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

OfficeTrackerNMP131.exe

Path C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe
Size 1.6MB
SHA256 507e67c0102121e0d906167bd5dee90e872d9d66d09d21f740bcc37a527e87a0
MD5 e234280f0bdd29a80dcde81a60b3c5f5
SHA1 6d488a8f904e354276aa6f4d955779fffb1f54ec
SHA512 79d766ea4e7fe389e32fcb50c84f437c4ff47dde1db8461a2be7f209d21d14c3a1e602bffcca53f118e4e728bf7cde871120b430a668be5e07d064d9fb288ac2
SSDEEP 49152:80ceOGgUYYEmluRKYoFh4kGWusbQnIyDi1E1uonTKi/OjCCNG:1XOGgUYC4RKXFhrusbaDkE1u
MD5 SHA1 SHA512 SSDEEP

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information.txt

Path C:\Users\Admin\AppData\Local\Temp\grandUIAHplG1XuNlS27p\information.txt
Size 3KB
SHA256 9cefc291600dc603866abac82a1c4ffa40ba9de315b6949b65cdd547f9b24896
MD5 bb2586c0112b4b3e64b9ee5a04cf090c
SHA1 5b179f7614936b340782272b798a7387967f1c7f
SHA512 c01d87551fa3b4084d8267f106735812d5a3627f9058e15a4b816848707388899c69467d0b4d75b0e9ebdd5045e062391c10ce634429ab419728212ac5c996d4
MD5 SHA1 SHA512

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QdX9ITDLyCRBWeb Data

Path C:\Users\Admin\AppData\Local\Temp\posterBoxHplG1XuNlS27p\QdX9ITDLyCRBWeb Data
Size 92KB
SHA256 49bcb23ce630b736c6ff8a08cc8929ac5c1168fd367c9ddfa79c1939efed95d5
MD5 982861d9583057c9107636f512d24c82
SHA1 b8f0f8e9d07dc653f587912d1aba91bfd8cd9bab
SHA512 31f616df72551dc1b5732692efd746ec336fb0dfe38dd3a7a2f08c46abb8b6757d9542889f63f63698317a50fc0de65aa0d29cc9ac0115c59486ed7a163c3539
SSDEEP 192:dtxbavrNdl9bH9CxbGsTjOnaVh6is6fJVum3:/Ravrbl9D9pnaVh6lUJVum3
MD5 SHA1 SHA512 SSDEEP

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads