privateloader | 5eb722b1af29eaaa64b029ffc54dddae92acbb9c1b778b6bc51551329ed241e8

Analysis

max time kernel
145s
max time network
151s
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, 15:01

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General

Target
24941336d0128a7ae974066981d3a1f75cc9af91a69a49b292688943f69afa72.exe
Size 1.0MB
Sample240524-sd1kraac64
SHA256 24941336d0128a7ae974066981d3a1f75cc9af91a69a49b292688943f69afa72
MD5 bb9900689940b2154b9b395fce9ad47b
SHA1 79d1ae33512de00466f9d94ad218c14db69aaea8
SHA512 c1dd079b33cb55034d77baf46a34710ad737c5c59796b2394c252749e937e1039e5a82f79afd805d019f29647b726bb46a295231bd6142f5cfb24facd625e52b
SSDEEP 24576:9yeBW5OU02BlbIchjvrU//0Zsfi0EJ3uiS2sTRqJ:YeBbCscBw/4sq0EJ3uiSh
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

privateloader redline risepro horda infostealer loader persistence stealer

Malware Config

Extracted

Family

redline

Botnet

horda

194.49.94.152:19053

Extracted

Family

risepro

194.49.94.152

Signatures

PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
loader privateloader
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 1 IoCs

resource	yara_rule
behavioral2/memory/1156-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_redline

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	3CS72ZM.exe

Executes dropped EXE 3 IoCs

pid	Process
2352	lg7ZG36.exe
4624	2wr4396.exe
1876	3CS72ZM.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\\\""	24941336d0128a7ae974066981d3a1f75cc9af91a69a49b292688943f69afa72.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\\\""	lg7ZG36.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"	3CS72ZM.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4624 set thread context of 1156	4624	2wr4396.exe	98

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
4252	4624	WerFault.exe	86

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
1360	schtasks.exe
1520	schtasks.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 4520 wrote to memory of 2352	4520	24941336d0128a7ae974066981d3a1f75cc9af91a69a49b292688943f69afa72.exe	84
PID 4520 wrote to memory of 2352	4520	24941336d0128a7ae974066981d3a1f75cc9af91a69a49b292688943f69afa72.exe	84
PID 4520 wrote to memory of 2352	4520	24941336d0128a7ae974066981d3a1f75cc9af91a69a49b292688943f69afa72.exe	84
PID 2352 wrote to memory of 4624	2352	lg7ZG36.exe	86
PID 2352 wrote to memory of 4624	2352	lg7ZG36.exe	86
PID 2352 wrote to memory of 4624	2352	lg7ZG36.exe	86
PID 4624 wrote to memory of 1156	4624	2wr4396.exe	98
PID 4624 wrote to memory of 1156	4624	2wr4396.exe	98
PID 4624 wrote to memory of 1156	4624	2wr4396.exe	98
PID 4624 wrote to memory of 1156	4624	2wr4396.exe	98
PID 4624 wrote to memory of 1156	4624	2wr4396.exe	98
PID 4624 wrote to memory of 1156	4624	2wr4396.exe	98
PID 4624 wrote to memory of 1156	4624	2wr4396.exe	98
PID 4624 wrote to memory of 1156	4624	2wr4396.exe	98
PID 2352 wrote to memory of 1876	2352	lg7ZG36.exe	102
PID 2352 wrote to memory of 1876	2352	lg7ZG36.exe	102
PID 2352 wrote to memory of 1876	2352	lg7ZG36.exe	102
PID 1876 wrote to memory of 1360	1876	3CS72ZM.exe	103
PID 1876 wrote to memory of 1360	1876	3CS72ZM.exe	103
PID 1876 wrote to memory of 1360	1876	3CS72ZM.exe	103
PID 1876 wrote to memory of 1520	1876	3CS72ZM.exe	105
PID 1876 wrote to memory of 1520	1876	3CS72ZM.exe	105
PID 1876 wrote to memory of 1520	1876	3CS72ZM.exe	105

C:\Users\Admin\AppData\Local\Temp\24941336d0128a7ae974066981d3a1f75cc9af91a69a49b292688943f69afa72.exe
"C:\Users\Admin\AppData\Local\Temp\24941336d0128a7ae974066981d3a1f75cc9af91a69a49b292688943f69afa72.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4520
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lg7ZG36.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lg7ZG36.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2352
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\2wr4396.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\2wr4396.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:4624
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      4⤵
      PID:1156
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4624 -s 592
      4⤵
      Program crash
      PID:4252
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3CS72ZM.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3CS72ZM.exe
    3⤵
    - Drops startup file
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:1876
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST
      4⤵
      Creates scheduled task(s)
      PID:1360
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST
      4⤵
      Creates scheduled task(s)
      PID:1520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4624 -ip 4624
1⤵
PID:4612

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

lg7ZG36.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lg7ZG36.exe
Size 946KB
SHA256 8f103d5247e82660bb6ad9ab45340d9f0d6d8fed00c91a125bc4ef821bb5fb33
MD5 2f80a3817d65da42552ca4d7db386db5
SHA1 b7ff62989657b516e5c52ad1f18b6a9b6b02fdb9
SHA512 5bb727abc7cfe2f17a3b50a5cdeef4e015387bc0b9644a111e82372c20df31488ba642a26a72d92dc9bfa7341aa5b0c4759990f91a93a7b2cb27bde6b5883371
SSDEEP 24576:hy16MmNa0XAzVWcDzCU0Zs2weyJ3uUdrsxJ:U16lNykcyU4sJeyJ3uUd
MD5 SHA1 SHA512 SSDEEP

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2wr4396.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\2wr4396.exe
Size 1.1MB
SHA256 c2b314d138c73567b5453dd8be36ee4779038194e78a36c1132ff33702fd3030
MD5 415169dea1139c7e1f96569943069903
SHA1 6e1a274027bd86c4432ecfc208615e7498554238
SHA512 58d34e1dda8549a6237a34f38d40d6c6a063df71753808cab5e46f22c3e57804bada803a1581a48cd58a67e481673a29a324cf140d6c49480aa55b2a90640d12
SSDEEP 12288:MEGKJsekT2Tv/egbOOJfX/KsbUY31IFCJjQdfkBHucrXsGs94wfZ01Bc1v:MSkT2Tv/egbxtpz+CJYcB+Gs6wC1BcB
MD5 SHA1 SHA512 SSDEEP

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3CS72ZM.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3CS72ZM.exe
Size 1.3MB
SHA256 cbca02157ee67eab849304db2469e7fb0106260a64246488cb9bc498ac8213a2
MD5 3cd8afe091792c9525a30ed550d07b87
SHA1 5544126947f3dc0a84f1c4d455a0e2233127061e
SHA512 4e5f5f7f5765f963fb4fbf8ba34b975dde444b08ba5e717b9a72e185648ac323c019c1c8dfb217fd2954cc24906a9a7b9a61ec3609ceabe4be07442c166b48e1
SSDEEP 24576:NmmEs2wqfcRBxJCBEmAMpCOJMbgp2kvB1Pj5R+d3ThJZrU35Zln2i6:8dw/IyPxbgp2iB1Pju3TRrK5Zln2i6
MD5 SHA1 SHA512 SSDEEP

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memory/1156-18-0x0000000004C70000-0x0000000004C7A000-memory.dmp

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memory/1156-16-0x0000000007BE0000-0x0000000008184000-memory.dmp

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memory/1156-17-0x00000000076D0000-0x0000000007762000-memory.dmp

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memory/1156-15-0x00000000743AE000-0x00000000743AF000-memory.dmp

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memory/1156-14-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/1156-27-0x00000000087B0000-0x0000000008DC8000-memory.dmp

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memory/1156-29-0x00000000079E0000-0x0000000007AEA000-memory.dmp

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memory/1156-30-0x00000000078F0000-0x0000000007902000-memory.dmp

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memory/1156-31-0x0000000007950000-0x000000000798C000-memory.dmp

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memory/1156-33-0x0000000007990000-0x00000000079DC000-memory.dmp

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memory/1156-34-0x00000000743AE000-0x00000000743AF000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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