privateloader | 35fa914c6357cde578322016bb343396ee5cbe965e37dbbc27e58563c27f3d00

Analysis

max time kernel
147s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
24-05-2024 10:02

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General

Target

d2da12ea26f60abee3e9f52ebc6e9f23f98b160617869929d39c982b93a45483.exe
Size

828KB
MD5

d75596b453d0032f6b0b4765d22a5092
SHA1

ace14c0cd9e15da6638762266cdccfe7f1f192e3
SHA256

d2da12ea26f60abee3e9f52ebc6e9f23f98b160617869929d39c982b93a45483
SHA512

90351906bbfb4e40efad08ad952e548d9d86dd35e85cce0ea406ee1895ec38dcc52c94790f69ad12bfae8f4077532c2327d90be2d4b4e039007dfc04e403b12a
SSDEEP

24576:9y2o2X7jKLje3R5omy/Qam8YQUKLt0kWF/7:Y2xUQov/VHUKxe/

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

Processes:

resource	yara_rule
behavioral18/memory/3952-7-0x0000000000400000-0x000000000043C000-memory.dmp	family_redline

RisePro
RisePro stealer is an infostealer distributed by PrivateLoader.
stealer risepro
Drops startup file 1 IoCs

Processes:

3Vi31ML.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FANBooster131.lnk 3Vi31ML.exe
Executes dropped EXE 2 IoCs

Processes:

2kl2121.exe3Vi31ML.exe

pid process

892 2kl2121.exe
3556 3Vi31ML.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FANBooster131.lnk	3Vi31ML.exe

pid	process
892	2kl2121.exe
3556	3Vi31ML.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

3Vi31ML.exed2da12ea26f60abee3e9f52ebc6e9f23f98b160617869929d39c982b93a45483.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe"	3Vi31ML.exe
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\\\""	d2da12ea26f60abee3e9f52ebc6e9f23f98b160617869929d39c982b93a45483.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

2kl2121.exe

description pid process target process

PID 892 set thread context of 3952 892 2kl2121.exe AppLaunch.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

Processes:

schtasks.exeschtasks.exe

pid process

3116 schtasks.exe
4816 schtasks.exe

description	pid	process	target process
PID 892 set thread context of 3952	892	2kl2121.exe	AppLaunch.exe

pid	process
3116	schtasks.exe
4816	schtasks.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

d2da12ea26f60abee3e9f52ebc6e9f23f98b160617869929d39c982b93a45483.exe2kl2121.exe3Vi31ML.exe

description	pid	process	target process
PID 2524 wrote to memory of 892	2524	d2da12ea26f60abee3e9f52ebc6e9f23f98b160617869929d39c982b93a45483.exe	2kl2121.exe
PID 2524 wrote to memory of 892	2524	d2da12ea26f60abee3e9f52ebc6e9f23f98b160617869929d39c982b93a45483.exe	2kl2121.exe
PID 2524 wrote to memory of 892	2524	d2da12ea26f60abee3e9f52ebc6e9f23f98b160617869929d39c982b93a45483.exe	2kl2121.exe
PID 892 wrote to memory of 3952	892	2kl2121.exe	AppLaunch.exe
PID 892 wrote to memory of 3952	892	2kl2121.exe	AppLaunch.exe
PID 892 wrote to memory of 3952	892	2kl2121.exe	AppLaunch.exe
PID 892 wrote to memory of 3952	892	2kl2121.exe	AppLaunch.exe
PID 892 wrote to memory of 3952	892	2kl2121.exe	AppLaunch.exe
PID 892 wrote to memory of 3952	892	2kl2121.exe	AppLaunch.exe
PID 892 wrote to memory of 3952	892	2kl2121.exe	AppLaunch.exe
PID 892 wrote to memory of 3952	892	2kl2121.exe	AppLaunch.exe
PID 2524 wrote to memory of 3556	2524	d2da12ea26f60abee3e9f52ebc6e9f23f98b160617869929d39c982b93a45483.exe	3Vi31ML.exe
PID 2524 wrote to memory of 3556	2524	d2da12ea26f60abee3e9f52ebc6e9f23f98b160617869929d39c982b93a45483.exe	3Vi31ML.exe
PID 2524 wrote to memory of 3556	2524	d2da12ea26f60abee3e9f52ebc6e9f23f98b160617869929d39c982b93a45483.exe	3Vi31ML.exe
PID 3556 wrote to memory of 3116	3556	3Vi31ML.exe	schtasks.exe
PID 3556 wrote to memory of 3116	3556	3Vi31ML.exe	schtasks.exe
PID 3556 wrote to memory of 3116	3556	3Vi31ML.exe	schtasks.exe
PID 3556 wrote to memory of 4816	3556	3Vi31ML.exe	schtasks.exe
PID 3556 wrote to memory of 4816	3556	3Vi31ML.exe	schtasks.exe
PID 3556 wrote to memory of 4816	3556	3Vi31ML.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\d2da12ea26f60abee3e9f52ebc6e9f23f98b160617869929d39c982b93a45483.exe
"C:\Users\Admin\AppData\Local\Temp\d2da12ea26f60abee3e9f52ebc6e9f23f98b160617869929d39c982b93a45483.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2524

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\2kl2121.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\2kl2121.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:892

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
3⤵
PID:3952

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\3Vi31ML.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\3Vi31ML.exe
2⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3556

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:3116

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:4816

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\2kl2121.exe
Filesize
493KB

MD5
6ccc839ff6bb145188b23b7e2166e2b6

SHA1
9200c95a68bbd8d34bc8a969d779f72eef0cc29b

SHA256
f5798551732380eed438e55ea288466fb571eca7488412bbe7b05691fa65e35a

SHA512
b2f11822afd0f8737d4e766749b5f0f73a3e1b08bae39f49e88c31d044a037c06d59373397e89922c293660ae36c6ee8824cbe37f6e4fa8037962e2d0d7aeedf

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\3Vi31ML.exe
Filesize
1.3MB

MD5
a800f357bfe90e740ca94e50533053e6

SHA1
a5ceb8089954ecadb7dff0ee1e3a9e7a611e8ed2

SHA256
b2f0faabaa920ab6e4250aef42d6806cd173212dc4ea041f53980a833056299a

SHA512
39ac181ffcebe336fb14001bb9d56102263f41ce0ab819cff9839ad62c2bf537af593008ce7d72291e227610233697018aaae19f92eccc3eca2b17efa3cff1fc

Download Submit
memory/3952-21-0x0000000002870000-0x000000000287A000-memory.dmp

Filesize
40KB

Download
memory/3952-13-0x000000007448E000-0x000000007448F000-memory.dmp

Filesize
4KB

Download
memory/3952-18-0x00000000077F0000-0x0000000007D94000-memory.dmp

Filesize
5.6MB

Download
memory/3952-19-0x0000000007320000-0x00000000073B2000-memory.dmp

Filesize
584KB

Download
memory/3952-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3952-22-0x00000000083C0000-0x00000000089D8000-memory.dmp

Filesize
6.1MB

Download
memory/3952-23-0x0000000007DA0000-0x0000000007EAA000-memory.dmp

Filesize
1.0MB

Download
memory/3952-24-0x0000000007530000-0x0000000007542000-memory.dmp

Filesize
72KB

Download
memory/3952-25-0x0000000007590000-0x00000000075CC000-memory.dmp

Filesize
240KB

Download
memory/3952-26-0x00000000075D0000-0x000000000761C000-memory.dmp

Filesize
304KB

Download
memory/3952-27-0x000000007448E000-0x000000007448F000-memory.dmp

Filesize
4KB

Download