privateloader | 8bfc5939987421e0f9283f6c1dc1fe443619828d8c0df6b1d0d4c6f67d4772f9

General

Target

0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe
Size

919KB
MD5

10213a9c135cbcc986e45836c93a6532
SHA1

367b00d5c88ec382850fd82d975cecb18d0c436d
SHA256

0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055
SHA512

0dd93f2e9369c7e16a535e9ff3394b9f02435f4a35c58d25e95b79ab6568e190806b0efdc1c88a317d2c366bf7b7287a877c0eab1d1d2b8ebfc1916f13abecdb
SSDEEP

24576:RmeCwcJXthwk7DK3N+YQRkN5oPSEKOczMrw:LDk7DsnX5J14rw

Score

10^/10

privateloader risepro discovery loader persistence stealer

Malware Config

Extracted

Family

risepro

C2

193.233.132.51

Signatures

PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
loader privateloader
Privateloader family
privateloader
RisePro
RisePro stealer is an infostealer distributed by PrivateLoader.
stealer risepro
Risepro family
risepro

Drops startup file 1 IoCs

Processes:

0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FANBooster131.lnk	0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe

Loads dropped DLL 1 IoCs

Processes:

0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe

pid	Process
2868	0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe"	0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe

Drops file in System32 directory 4 IoCs

Processes:

0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe

description	ioc	Process
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe
File opened for modification	C:\Windows\System32\GroupPolicy	0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exeschtasks.exeschtasks.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

Processes:

schtasks.exeschtasks.exe

pid	Process
1092	schtasks.exe
3036	schtasks.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe

description	pid	Process	procid_target
PID 2868 wrote to memory of 3036	2868	0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe	30
PID 2868 wrote to memory of 3036	2868	0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe	30
PID 2868 wrote to memory of 3036	2868	0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe	30
PID 2868 wrote to memory of 3036	2868	0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe	30
PID 2868 wrote to memory of 1092	2868	0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe	32
PID 2868 wrote to memory of 1092	2868	0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe	32
PID 2868 wrote to memory of 1092	2868	0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe	32
PID 2868 wrote to memory of 1092	2868	0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe	32

C:\Users\Admin\AppData\Local\Temp\0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe
"C:\Users\Admin\AppData\Local\Temp\0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3036
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\FANBooster131\FANBooster131.exe

Filesize
919KB

MD5
10213a9c135cbcc986e45836c93a6532

SHA1
367b00d5c88ec382850fd82d975cecb18d0c436d

SHA256
0f4d2936d0e9b4fa5a2474d6bf48e0cf70cb58ec6c2349a2f25ab3c859857055

SHA512
0dd93f2e9369c7e16a535e9ff3394b9f02435f4a35c58d25e95b79ab6568e190806b0efdc1c88a317d2c366bf7b7287a877c0eab1d1d2b8ebfc1916f13abecdb

Download Submit
memory/2868-0-0x00000000002D0000-0x000000000039B000-memory.dmp

Filesize
812KB

Download
memory/2868-1-0x00000000002D0000-0x000000000039B000-memory.dmp

Filesize
812KB

Download
memory/2868-2-0x00000000021D0000-0x0000000002365000-memory.dmp

Filesize
1.6MB

Download
memory/2868-3-0x0000000000400000-0x0000000000598000-memory.dmp

Filesize
1.6MB

Download
memory/2868-18-0x00000000002D0000-0x000000000039B000-memory.dmp

Filesize
812KB

Download
memory/2868-19-0x00000000021D0000-0x0000000002365000-memory.dmp

Filesize
1.6MB

Download
memory/2868-21-0x0000000000400000-0x0000000000598000-memory.dmp

Filesize
1.6MB

Download
memory/2868-20-0x0000000000400000-0x0000000000908000-memory.dmp

Filesize
5.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads