privateloader | 4fb0f0c2ddf0c5831d82cdfdd12bcd55adf651c0b136ed43e8eec8d0d78a3b97

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20231130-en
resource tags

arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system
submitted
02/12/2023, 10:31

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General

Target
aba59c08fbcd2c835e187ced11c35cc3.exe
Size 2.6MB
Sample231202-mkcvdaca7y
SHA256 4fb0f0c2ddf0c5831d82cdfdd12bcd55adf651c0b136ed43e8eec8d0d78a3b97
MD5 aba59c08fbcd2c835e187ced11c35cc3
SHA1 3135df31731813cc0eab12dea34e136d7fafe2c9
SHA512 bcff5c2526b667aa229e9a28be684951e3c62ab77e2e6d86c78769211dae4bf1053ac0b5c3401e1e09ba3c0fec78017955288cf931605dcf8140de892c6b8d1a
SSDEEP 49152:qI18YCer/kVjSo4MpxMbYgxgvOfuVxbr5HRWx:qYkpDTpxynfuHrfK
MD5 SHA1 SHA512 SSDEEP

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	AppLaunch.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-1-5-21-2185821622-4133679102-1697169727-1000\Software\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe"	AppLaunch.exe

Drops file in System32 directory 4 IoCs

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2948 set thread context of 2832	2948	aba59c08fbcd2c835e187ced11c35cc3.exe	28

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
2648	schtasks.exe
2680	schtasks.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2948 wrote to memory of 2832	2948	aba59c08fbcd2c835e187ced11c35cc3.exe	28
PID 2948 wrote to memory of 2832	2948	aba59c08fbcd2c835e187ced11c35cc3.exe	28
PID 2948 wrote to memory of 2832	2948	aba59c08fbcd2c835e187ced11c35cc3.exe	28
PID 2948 wrote to memory of 2832	2948	aba59c08fbcd2c835e187ced11c35cc3.exe	28
PID 2948 wrote to memory of 2832	2948	aba59c08fbcd2c835e187ced11c35cc3.exe	28
PID 2948 wrote to memory of 2832	2948	aba59c08fbcd2c835e187ced11c35cc3.exe	28
PID 2948 wrote to memory of 2832	2948	aba59c08fbcd2c835e187ced11c35cc3.exe	28
PID 2948 wrote to memory of 2832	2948	aba59c08fbcd2c835e187ced11c35cc3.exe	28
PID 2948 wrote to memory of 2832	2948	aba59c08fbcd2c835e187ced11c35cc3.exe	28
PID 2948 wrote to memory of 2832	2948	aba59c08fbcd2c835e187ced11c35cc3.exe	28
PID 2948 wrote to memory of 2832	2948	aba59c08fbcd2c835e187ced11c35cc3.exe	28
PID 2948 wrote to memory of 2832	2948	aba59c08fbcd2c835e187ced11c35cc3.exe	28
PID 2948 wrote to memory of 2832	2948	aba59c08fbcd2c835e187ced11c35cc3.exe	28
PID 2948 wrote to memory of 2832	2948	aba59c08fbcd2c835e187ced11c35cc3.exe	28
PID 2832 wrote to memory of 2648	2832	AppLaunch.exe	30
PID 2832 wrote to memory of 2648	2832	AppLaunch.exe	30
PID 2832 wrote to memory of 2648	2832	AppLaunch.exe	30
PID 2832 wrote to memory of 2648	2832	AppLaunch.exe	30
PID 2832 wrote to memory of 2648	2832	AppLaunch.exe	30
PID 2832 wrote to memory of 2648	2832	AppLaunch.exe	30
PID 2832 wrote to memory of 2648	2832	AppLaunch.exe	30
PID 2832 wrote to memory of 2680	2832	AppLaunch.exe	31
PID 2832 wrote to memory of 2680	2832	AppLaunch.exe	31
PID 2832 wrote to memory of 2680	2832	AppLaunch.exe	31
PID 2832 wrote to memory of 2680	2832	AppLaunch.exe	31
PID 2832 wrote to memory of 2680	2832	AppLaunch.exe	31
PID 2832 wrote to memory of 2680	2832	AppLaunch.exe	31
PID 2832 wrote to memory of 2680	2832	AppLaunch.exe	31

C:\Users\Admin\AppData\Local\Temp\aba59c08fbcd2c835e187ced11c35cc3.exe
"C:\Users\Admin\AppData\Local\Temp\aba59c08fbcd2c835e187ced11c35cc3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2948
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  - Drops startup file
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2832
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST
    3⤵
    - Creates scheduled task(s)
    PID:2648
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST
    3⤵
    - Creates scheduled task(s)
    PID:2680

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

OfficeTrackerNMP131.exe

Path C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe
Size 96KB
SHA256 529088553fe9cb3e497ef704ce9bc7bc07630f6ddfad44afb92acfe639789ec5
MD5 7825cad99621dd288da81d8d8ae13cf5
SHA1 f3e1ab0c8e4f22e718cdeb6fa5faa87b0e61e73c
SHA512 2e81251a2c140a96f681fa95d82eee531b391e2654daa90da08d1dd00f13cba949136d465a2dc37507d40b4a708b6fc695baa716f19737591b1a89bd2a4b60b4
SSDEEP 1536:1dCQC+TbenERV4hbdZ7Fbk7zrbITCFz4MeaYhV3lSty:1dCQZTbeETHXACFz4MjO3h
MD5 SHA1 SHA512 SSDEEP

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memory/2832-0-0x0000000000400000-0x000000000057C000-memory.dmp

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memory/2832-1-0x0000000000400000-0x000000000057C000-memory.dmp

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memory/2832-2-0x0000000000400000-0x000000000057C000-memory.dmp

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memory/2832-4-0x0000000000400000-0x000000000057C000-memory.dmp

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memory/2832-3-0x0000000000400000-0x000000000057C000-memory.dmp

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memory/2832-5-0x0000000000400000-0x000000000057C000-memory.dmp

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memory/2832-6-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

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memory/2832-7-0x0000000000400000-0x000000000057C000-memory.dmp

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memory/2832-9-0x0000000000400000-0x000000000057C000-memory.dmp

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memory/2832-11-0x0000000000400000-0x000000000057C000-memory.dmp

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memory/2832-25-0x0000000000400000-0x000000000057C000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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