privateloader | be3323c3b2bd6ba736703199d528de6bf1396e8a7c6b9b58e4ca31fda43b00e0

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
24-05-2024 08:41

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General

Target

c31e600a3856d09e64628abdd37725398f02702f9310c85833d3184bc7be85cd.exe
Size

2.6MB
MD5

f20395ac362a1d473b92b841ccc6463b
SHA1

c25d1923e7bec213bf0d193732a7a652dceb1b0e
SHA256

c31e600a3856d09e64628abdd37725398f02702f9310c85833d3184bc7be85cd
SHA512

a7c15d4ecbc103a80f7f433235bba206198fdcbdbd162aaca6c200ab2b3ab1448609b69a61c11ebff6c95db10bf63b2cff115529c2ea2bb43b839ce8dc3e7b55
SSDEEP

49152:DezaMnKMoQrSaRz95oZvmV48/3Uo3DeaBuD9kQV0igwkX121kvWp/+:StnKM1zog4O3U+ykCpvOc2G/

Score

10^/10

privateloader risepro loader persistence stealer

Malware Config

Extracted

Family

risepro

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	1Da44xY6.exe

Executes dropped EXE 4 IoCs

pid	Process
688	Mg6Im30.exe
2004	MP2is69.exe
4764	el7Yi11.exe
408	1Da44xY6.exe

Adds Run key to start application 2 TTPs 5 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\\\""	c31e600a3856d09e64628abdd37725398f02702f9310c85833d3184bc7be85cd.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\\\""	Mg6Im30.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	MP2is69.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\""	el7Yi11.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe"	1Da44xY6.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\GroupPolicy	1Da44xY6.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	1Da44xY6.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	1Da44xY6.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	1Da44xY6.exe

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

System Information Discovery
T1082

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
2244	schtasks.exe
3164	schtasks.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4788 wrote to memory of 688	4788	c31e600a3856d09e64628abdd37725398f02702f9310c85833d3184bc7be85cd.exe	85
PID 4788 wrote to memory of 688	4788	c31e600a3856d09e64628abdd37725398f02702f9310c85833d3184bc7be85cd.exe	85
PID 4788 wrote to memory of 688	4788	c31e600a3856d09e64628abdd37725398f02702f9310c85833d3184bc7be85cd.exe	85
PID 688 wrote to memory of 2004	688	Mg6Im30.exe	87
PID 688 wrote to memory of 2004	688	Mg6Im30.exe	87
PID 688 wrote to memory of 2004	688	Mg6Im30.exe	87
PID 2004 wrote to memory of 4764	2004	MP2is69.exe	88
PID 2004 wrote to memory of 4764	2004	MP2is69.exe	88
PID 2004 wrote to memory of 4764	2004	MP2is69.exe	88
PID 4764 wrote to memory of 408	4764	el7Yi11.exe	89
PID 4764 wrote to memory of 408	4764	el7Yi11.exe	89
PID 4764 wrote to memory of 408	4764	el7Yi11.exe	89
PID 408 wrote to memory of 2244	408	1Da44xY6.exe	91
PID 408 wrote to memory of 2244	408	1Da44xY6.exe	91
PID 408 wrote to memory of 2244	408	1Da44xY6.exe	91
PID 408 wrote to memory of 3164	408	1Da44xY6.exe	93
PID 408 wrote to memory of 3164	408	1Da44xY6.exe	93
PID 408 wrote to memory of 3164	408	1Da44xY6.exe	93

C:\Users\Admin\AppData\Local\Temp\c31e600a3856d09e64628abdd37725398f02702f9310c85833d3184bc7be85cd.exe
"C:\Users\Admin\AppData\Local\Temp\c31e600a3856d09e64628abdd37725398f02702f9310c85833d3184bc7be85cd.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4788
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Mg6Im30.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Mg6Im30.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:688
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\MP2is69.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\MP2is69.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:2004
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\el7Yi11.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\el7Yi11.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:4764
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1Da44xY6.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1Da44xY6.exe
        5⤵
        Drops startup file
        Executes dropped EXE
        Adds Run key to start application
        Drops file in System32 directory
        Suspicious use of WriteProcessMemory
        
        PID:408
      - C:\Windows\SysWOW64\schtasks.exe
        
        schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST
        6⤵
        Creates scheduled task(s)
        
        PID:2244
      - C:\Windows\SysWOW64\schtasks.exe
        
        schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST
        6⤵
        Creates scheduled task(s)
        
        PID:3164

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:4512

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:2712

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Mg6Im30.exe

Filesize
2.1MB

MD5
e39af14cb9eb9b89c4e5878309a2dce1

SHA1
f0daa5398b877eca6c6e597fa5d44e4ae7b9b655

SHA256
cd7789e74840d08d56eedfd469b459d895e55c3202c2a129e57737c7b721531e

SHA512
6ecd9ffd1eca4ed6c65d50a86e94b7b3cac6b08c80745e4437227f5e33f3fae8ab5229ba89d42935ca0d61bcafe13ce4507a66d780d64932d5e8be28383f7776

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\MP2is69.exe

Filesize
1.7MB

MD5
bdc943e04b1cba2f605567796dc52483

SHA1
471bcd08199b0cce7f3d0cee75edfce911de33db

SHA256
800eef80053296a9aa78f5c7009c981a2d9d3b90e3971b958d4a08828f1ca32b

SHA512
99bcfb3e541af4d9c172e2181a1b47aace7aac50a591f44af0c70d546c580e281549e238415c07eee66af1c4701309e3ae42f439a59c6767c43f067d8d25afc5

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\el7Yi11.exe

Filesize
789KB

MD5
35b5c9911b1b8613dffecac92b72ff62

SHA1
f2898b0256a29fa0b70c2b5462c0761607d66bb3

SHA256
c05d05a421aa8fb706e95958de9836ca3d0519caa880e76c6feb563c3ea2ce02

SHA512
d23940f786024138a806d829989e79c86389a4961fe27053cb1af03d3b45819240cd4837273e5e1ffa97cd7de65a6e7df75aaaa34c17ab99a189c228f1869104

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1Da44xY6.exe

Filesize
1.6MB

MD5
4f14944a58e6f44e91a48f93bfbcf5a9

SHA1
4a0dcd96913ccd3439fa4e2660dcad5b79e582f8

SHA256
8ebea4a6609600d452d557baae6b99752a5882f71459a0318453c087a1798da8

SHA512
8ec30a8b287a4e0198a2174ff47d2462821c75cd82464b3442ada84119d8756e1c38e8f7caa3d3e9a42190d0bc06b5d9234a4e8d2930bcefa5051a74d3c3681b

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads