privateloader | 4eec390df59a6237e481c3f7d1e575a66d1da9fb5ba547b08134df2bbfae1c0e

General

Target

4eec390df59a6237e481c3f7d1e575a66d1da9fb5ba547b08134df2bbfae1c0e.exe
Size

1.7MB
MD5

7dc690c0b0e2a144b480ad66161b483e
SHA1

b488d4790512a3232673df3017c81a8f6189f017
SHA256

4eec390df59a6237e481c3f7d1e575a66d1da9fb5ba547b08134df2bbfae1c0e
SHA512

d43a38db2921eed621f37f499770fedf8f392e43cef994ff1a91e22aa0e371e678ddc8a3661910cca97ecb7f6abff8c7d935d87150e823e535f3d85031488af9
SSDEEP

24576:RyADe47VnOVodU65TgEF6WSUmz9KLDMy462NyOx9d4fVs/uCoqf8ridseSTODlzp:EA17NOuLIWSUmz9KPcyOxkcuCP8riOe

Score

10^/10

privateloader risepro discovery loader persistence stealer

Malware Config

Extracted

Family

risepro

C2

193.233.132.51

Signatures

PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
loader privateloader
RisePro
RisePro stealer is an infostealer distributed by PrivateLoader.
stealer risepro

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FANBooster131.lnk	1UF71sP8.exe

Executes dropped EXE 2 IoCs

pid	Process
3488	qk1mH77.exe
1508	1UF71sP8.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	4eec390df59a6237e481c3f7d1e575a66d1da9fb5ba547b08134df2bbfae1c0e.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	qk1mH77.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe"	1UF71sP8.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\GroupPolicy	1UF71sP8.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	1UF71sP8.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	1UF71sP8.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	1UF71sP8.exe

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 5 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4eec390df59a6237e481c3f7d1e575a66d1da9fb5ba547b08134df2bbfae1c0e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	qk1mH77.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1UF71sP8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
4752	schtasks.exe
4816	schtasks.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4276 wrote to memory of 3488	4276	4eec390df59a6237e481c3f7d1e575a66d1da9fb5ba547b08134df2bbfae1c0e.exe	91
PID 4276 wrote to memory of 3488	4276	4eec390df59a6237e481c3f7d1e575a66d1da9fb5ba547b08134df2bbfae1c0e.exe	91
PID 4276 wrote to memory of 3488	4276	4eec390df59a6237e481c3f7d1e575a66d1da9fb5ba547b08134df2bbfae1c0e.exe	91
PID 3488 wrote to memory of 1508	3488	qk1mH77.exe	92
PID 3488 wrote to memory of 1508	3488	qk1mH77.exe	92
PID 3488 wrote to memory of 1508	3488	qk1mH77.exe	92
PID 1508 wrote to memory of 4752	1508	1UF71sP8.exe	93
PID 1508 wrote to memory of 4752	1508	1UF71sP8.exe	93
PID 1508 wrote to memory of 4752	1508	1UF71sP8.exe	93
PID 1508 wrote to memory of 4816	1508	1UF71sP8.exe	95
PID 1508 wrote to memory of 4816	1508	1UF71sP8.exe	95
PID 1508 wrote to memory of 4816	1508	1UF71sP8.exe	95

C:\Users\Admin\AppData\Local\Temp\4eec390df59a6237e481c3f7d1e575a66d1da9fb5ba547b08134df2bbfae1c0e.exe
"C:\Users\Admin\AppData\Local\Temp\4eec390df59a6237e481c3f7d1e575a66d1da9fb5ba547b08134df2bbfae1c0e.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4276
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qk1mH77.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qk1mH77.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3488
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\1UF71sP8.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\1UF71sP8.exe
    3⤵
    - Drops startup file
    - Executes dropped EXE
    - Adds Run key to start application
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1508
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:4752
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:4816

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:3188

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:3696

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4400,i,11251706013556949551,5157034131170452377,262144 --variations-seed-version --mojo-platform-channel-handle=4184 /prefetch:8
1⤵
PID:4596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

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\IXP000.TMP\qk1mH77.exe

Filesize
789KB

MD5
f115cf655a23887161a3ffb5902446d6

SHA1
ee82a953d9727134f5dc98aa260876a79e6f1132

SHA256
f3c7746c612ca5888e5b641bf813d781c87384843c2dd1970318105f64d07060

SHA512
09b36255bc7ea39181ca2710e0116407e63d5906b1bc616c4ed1d85cc7d3cc4250a2231d4d433f3b572daf12eff99b8614c0f481163e0d3d40da9d50fba57ec5

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\1UF71sP8.exe

Filesize
1.6MB

MD5
d6b5c416009d58b62987ed6c9cc7d31b

SHA1
48f8a54b5ab56e062a6bf1c6f8ad34d14c519475

SHA256
7f433007c23010ab9cd97ba323c88d4a620164a5f2c1f8b4045eb2b1aff05421

SHA512
38d96dbfbcf9de60aa0386bb8722af6a0e8e2fe72a57990a44bb4fd16ae7b6f131acacc61dab1e3af5b079e788fb93606f094870bc5a014bb4bbead6f5f3906e

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads