privateloader | f481075cb1f883156cebe55be87d38811ffbb89b82ede18be933761afdbc0f46

Analysis

max time kernel
131s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2023 10:47

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General

Target

f481075cb1f883156cebe55be87d38811ffbb89b82ede18be933761afdbc0f46.exe
Size

1.1MB
MD5

b81255811776e073c6b7eb0f795fa374
SHA1

f41680b8064fa21d7532a7d8cae68588e0d9301f
SHA256

f481075cb1f883156cebe55be87d38811ffbb89b82ede18be933761afdbc0f46
SHA512

ad2bd79bfc8f5776a43ff6228046a1420255ac823af765cdc890c0449a94483d6313a6150b2d87c5156201e2c09d75e7572fa8d0ec5ff8e870bf770060574121
SSDEEP

24576:tyoLV7cwmlCvGodI2cV5hije3Hho7iFHCQ2MeF:IWV7IlCv5q5hWeXhx9u

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
behavioral1/memory/4172-21-0x0000000000400000-0x000000000043C000-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	3ei49WE.exe

Executes dropped EXE 4 IoCs

pid	Process
4488	qA8To57.exe
392	GA8ZE28.exe
1968	2cN7076.exe
4984	3ei49WE.exe

Adds Run key to start application 2 TTPs 4 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\\\""	f481075cb1f883156cebe55be87d38811ffbb89b82ede18be933761afdbc0f46.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\\\""	qA8To57.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\\\""	GA8ZE28.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe"	3ei49WE.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1968 set thread context of 4172	1968	2cN7076.exe	100

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
4500	1968	WerFault.exe	89

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
2108	schtasks.exe
2880	schtasks.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 4228 wrote to memory of 4488	4228	f481075cb1f883156cebe55be87d38811ffbb89b82ede18be933761afdbc0f46.exe	86
PID 4228 wrote to memory of 4488	4228	f481075cb1f883156cebe55be87d38811ffbb89b82ede18be933761afdbc0f46.exe	86
PID 4228 wrote to memory of 4488	4228	f481075cb1f883156cebe55be87d38811ffbb89b82ede18be933761afdbc0f46.exe	86
PID 4488 wrote to memory of 392	4488	qA8To57.exe	88
PID 4488 wrote to memory of 392	4488	qA8To57.exe	88
PID 4488 wrote to memory of 392	4488	qA8To57.exe	88
PID 392 wrote to memory of 1968	392	GA8ZE28.exe	89
PID 392 wrote to memory of 1968	392	GA8ZE28.exe	89
PID 392 wrote to memory of 1968	392	GA8ZE28.exe	89
PID 1968 wrote to memory of 4172	1968	2cN7076.exe	100
PID 1968 wrote to memory of 4172	1968	2cN7076.exe	100
PID 1968 wrote to memory of 4172	1968	2cN7076.exe	100
PID 1968 wrote to memory of 4172	1968	2cN7076.exe	100
PID 1968 wrote to memory of 4172	1968	2cN7076.exe	100
PID 1968 wrote to memory of 4172	1968	2cN7076.exe	100
PID 1968 wrote to memory of 4172	1968	2cN7076.exe	100
PID 1968 wrote to memory of 4172	1968	2cN7076.exe	100
PID 392 wrote to memory of 4984	392	GA8ZE28.exe	104
PID 392 wrote to memory of 4984	392	GA8ZE28.exe	104
PID 392 wrote to memory of 4984	392	GA8ZE28.exe	104
PID 4984 wrote to memory of 2108	4984	3ei49WE.exe	105
PID 4984 wrote to memory of 2108	4984	3ei49WE.exe	105
PID 4984 wrote to memory of 2108	4984	3ei49WE.exe	105
PID 4984 wrote to memory of 2880	4984	3ei49WE.exe	107
PID 4984 wrote to memory of 2880	4984	3ei49WE.exe	107
PID 4984 wrote to memory of 2880	4984	3ei49WE.exe	107

C:\Users\Admin\AppData\Local\Temp\f481075cb1f883156cebe55be87d38811ffbb89b82ede18be933761afdbc0f46.exe
"C:\Users\Admin\AppData\Local\Temp\f481075cb1f883156cebe55be87d38811ffbb89b82ede18be933761afdbc0f46.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4228
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qA8To57.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qA8To57.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4488
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\GA8ZE28.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\GA8ZE28.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:392
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\2cN7076.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\2cN7076.exe
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious use of WriteProcessMemory
      PID:1968
    - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        5⤵
        
        PID:4172
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1968 -s 592
        5⤵
        Program crash
        
        PID:4500
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\3ei49WE.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\3ei49WE.exe
      4⤵
      Drops startup file
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:4984
    - - C:\Windows\SysWOW64\schtasks.exe
        
        schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST
        5⤵
        Creates scheduled task(s)
        
        PID:2108
    - - C:\Windows\SysWOW64\schtasks.exe
        
        schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST
        5⤵
        Creates scheduled task(s)
        
        PID:2880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1968 -ip 1968
1⤵
PID:5056

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\FANBooster131\FANBooster131.exe

Filesize
1.3MB

MD5
80438888b87e0700e2faf8d025504965

SHA1
529b20080d64592260dee4471f3faff74e60dcb2

SHA256
481c0eb210c52116cec598a7cc212f7715eb47a72dfc4050a4671b51db996997

SHA512
f0df5befc7025f488d037cb819369255fd6b2ab01e7c35246c7f7654eeb16d4f8c136b7483ff50a8431b776b38315f25e807a58c1e63379565526d4ae320e286

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qA8To57.exe

Filesize
935KB

MD5
15b42f9e7eb6995b2c98415bb59c1e3e

SHA1
7592b1212205ca5bf5713c9403ad3ba934acbefe

SHA256
642b611b7d16d85543372d616cf888a55e55ebe46d1a6d1753be455b775e5082

SHA512
a8ff278585b3202eea31b6f8a4493175383c30fa8aca22eb240f2507d26ca6d4e6585b0eceb8fdcba4bea5e2524ae232d4a2e53f30f03d1c9d5583e8f8db58fa

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qA8To57.exe

Filesize
935KB

MD5
15b42f9e7eb6995b2c98415bb59c1e3e

SHA1
7592b1212205ca5bf5713c9403ad3ba934acbefe

SHA256
642b611b7d16d85543372d616cf888a55e55ebe46d1a6d1753be455b775e5082

SHA512
a8ff278585b3202eea31b6f8a4493175383c30fa8aca22eb240f2507d26ca6d4e6585b0eceb8fdcba4bea5e2524ae232d4a2e53f30f03d1c9d5583e8f8db58fa

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\GA8ZE28.exe

Filesize
811KB

MD5
9743964873901812b12fea227a958f69

SHA1
4467f55a373d7bbcfcd75cbf47180b8c0063bf13

SHA256
17c59edeb8741d2e5f3148d295fb30a50ebed1c34c8bcbab35be63720dfda9e4

SHA512
868e9a57cdfad13355745554868dcaa5640534344d3c336de17d5a8e83ee0aea0621885215eef22a33377e94077caac23d95afc855e355730eb1f60af48c2a49

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\GA8ZE28.exe

Filesize
811KB

MD5
9743964873901812b12fea227a958f69

SHA1
4467f55a373d7bbcfcd75cbf47180b8c0063bf13

SHA256
17c59edeb8741d2e5f3148d295fb30a50ebed1c34c8bcbab35be63720dfda9e4

SHA512
868e9a57cdfad13355745554868dcaa5640534344d3c336de17d5a8e83ee0aea0621885215eef22a33377e94077caac23d95afc855e355730eb1f60af48c2a49

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\2cN7076.exe

Filesize
432KB

MD5
5e3b76c1fecb99dd1c4da6aa00dee18a

SHA1
e4b0d97131a1aa4ce371566d86578ab2de2594c5

SHA256
e3e975e3ea99cf94e9ef149f44f04e000594d5b9bbd6bd1c6673a3758e5a6e8c

SHA512
ea33f21044157587c9844a0e932323865f705cee36e1f9ed81f85963cd741e80db270d0ff54466fdaa7b26c4bf981b0e3d8cf48fcfcd10c69d07dc534bae897d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\2cN7076.exe

Filesize
432KB

MD5
5e3b76c1fecb99dd1c4da6aa00dee18a

SHA1
e4b0d97131a1aa4ce371566d86578ab2de2594c5

SHA256
e3e975e3ea99cf94e9ef149f44f04e000594d5b9bbd6bd1c6673a3758e5a6e8c

SHA512
ea33f21044157587c9844a0e932323865f705cee36e1f9ed81f85963cd741e80db270d0ff54466fdaa7b26c4bf981b0e3d8cf48fcfcd10c69d07dc534bae897d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\3ei49WE.exe

Filesize
1.3MB

MD5
80438888b87e0700e2faf8d025504965

SHA1
529b20080d64592260dee4471f3faff74e60dcb2

SHA256
481c0eb210c52116cec598a7cc212f7715eb47a72dfc4050a4671b51db996997

SHA512
f0df5befc7025f488d037cb819369255fd6b2ab01e7c35246c7f7654eeb16d4f8c136b7483ff50a8431b776b38315f25e807a58c1e63379565526d4ae320e286

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\3ei49WE.exe

Filesize
1.3MB

MD5
80438888b87e0700e2faf8d025504965

SHA1
529b20080d64592260dee4471f3faff74e60dcb2

SHA256
481c0eb210c52116cec598a7cc212f7715eb47a72dfc4050a4671b51db996997

SHA512
f0df5befc7025f488d037cb819369255fd6b2ab01e7c35246c7f7654eeb16d4f8c136b7483ff50a8431b776b38315f25e807a58c1e63379565526d4ae320e286

Download Submit
memory/4172-25-0x0000000007600000-0x0000000007610000-memory.dmp

Filesize
64KB

Download
memory/4172-24-0x00000000073D0000-0x0000000007462000-memory.dmp

Filesize
584KB

Download
memory/4172-26-0x00000000074A0000-0x00000000074AA000-memory.dmp

Filesize
40KB

Download
memory/4172-23-0x00000000078A0000-0x0000000007E44000-memory.dmp

Filesize
5.6MB

Download
memory/4172-22-0x0000000073DB0000-0x0000000074560000-memory.dmp

Filesize
7.7MB

Download
memory/4172-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4172-32-0x0000000008470000-0x0000000008A88000-memory.dmp

Filesize
6.1MB

Download
memory/4172-36-0x0000000007E50000-0x0000000007F5A000-memory.dmp

Filesize
1.0MB

Download
memory/4172-38-0x0000000007580000-0x0000000007592000-memory.dmp

Filesize
72KB

Download
memory/4172-39-0x0000000007700000-0x000000000773C000-memory.dmp

Filesize
240KB

Download
memory/4172-40-0x00000000075B0000-0x00000000075FC000-memory.dmp

Filesize
304KB

Download
memory/4172-42-0x0000000073DB0000-0x0000000074560000-memory.dmp

Filesize
7.7MB

Download
memory/4172-43-0x0000000007600000-0x0000000007610000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads