privateloader | e3cd90fe855b430449aa00f87f135fc4d61f6a5e592dcba177e9067b00ab632e

General

Target

61d67e67d5492a03cd4a04b11e6c737c.exe
Size

4.3MB
MD5

61d67e67d5492a03cd4a04b11e6c737c
SHA1

f6ed2279bfd5fb2c42af498b4356ed460ff48d58
SHA256

e3cd90fe855b430449aa00f87f135fc4d61f6a5e592dcba177e9067b00ab632e
SHA512

e94be7bafe8e3ac5f9e703d777351fd60bdb3b78def6adec748c1d3d9867cd164a000bf0d82ef4b44ab9302866aeb7ffe8adf8c18e74b075c30f4213aafd0722
SSDEEP

98304:HEQQ7VWJEL5xZdj/MFScKbeppRZRxWwDv3yiv:khV35xHoAcMeVgwDvv

Score

10^/10

privateloader evasion loader

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 1 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

Processes:

61d67e67d5492a03cd4a04b11e6c737c.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\FirewallRules\C:\ = "1"	61d67e67d5492a03cd4a04b11e6c737c.exe

PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
loader privateloader

Drops file in System32 directory 4 IoCs

Processes:

61d67e67d5492a03cd4a04b11e6c737c.exe

description	ioc	Process
File opened for modification	C:\Windows\System32\GroupPolicy	61d67e67d5492a03cd4a04b11e6c737c.exe
File opened for modification	C:\Windows\System32\GroupPolicy\gpt.ini	61d67e67d5492a03cd4a04b11e6c737c.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	61d67e67d5492a03cd4a04b11e6c737c.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	61d67e67d5492a03cd4a04b11e6c737c.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

61d67e67d5492a03cd4a04b11e6c737c.exe

pid	Process
2652	61d67e67d5492a03cd4a04b11e6c737c.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

61d67e67d5492a03cd4a04b11e6c737c.exe

description	pid	Process	procid_target
PID 2652 wrote to memory of 2808	2652	61d67e67d5492a03cd4a04b11e6c737c.exe	31
PID 2652 wrote to memory of 2808	2652	61d67e67d5492a03cd4a04b11e6c737c.exe	31
PID 2652 wrote to memory of 2808	2652	61d67e67d5492a03cd4a04b11e6c737c.exe	31

C:\Users\Admin\AppData\Local\Temp\61d67e67d5492a03cd4a04b11e6c737c.exe
"C:\Users\Admin\AppData\Local\Temp\61d67e67d5492a03cd4a04b11e6c737c.exe"
1⤵
- Modifies firewall policy service
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2652
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2652 -s 372
  2⤵
  PID:2808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\System32\GroupPolicy\gpt.ini

Filesize
127B

MD5
8ef9853d1881c5fe4d681bfb31282a01

SHA1
a05609065520e4b4e553784c566430ad9736f19f

SHA256
9228f13d82c3dc96b957769f6081e5bac53cffca4ffde0ba1e102d9968f184a2

SHA512
5ddee931a08cfea5bb9d1c36355d47155a24d617c2a11d08364ffc54e593064011dee4fea8ac5b67029cab515d3071f0ba0422bb76af492a3115272ba8feb005

Download Submit
memory/2652-6-0x0000000076F00000-0x0000000076F02000-memory.dmp

Filesize
8KB

Download
memory/2652-49-0x000000013F210000-0x000000013FA6E000-memory.dmp

Filesize
8.4MB

Download
memory/2652-8-0x0000000076F00000-0x0000000076F02000-memory.dmp

Filesize
8KB

Download
memory/2652-19-0x0000000076F20000-0x0000000076F22000-memory.dmp

Filesize
8KB

Download
memory/2652-17-0x0000000076F20000-0x0000000076F22000-memory.dmp

Filesize
8KB

Download
memory/2652-16-0x000000013F210000-0x000000013FA6E000-memory.dmp

Filesize
8.4MB

Download
memory/2652-15-0x0000000076F10000-0x0000000076F12000-memory.dmp

Filesize
8KB

Download
memory/2652-13-0x0000000076F10000-0x0000000076F12000-memory.dmp

Filesize
8KB

Download
memory/2652-11-0x0000000076F10000-0x0000000076F12000-memory.dmp

Filesize
8KB

Download
memory/2652-5-0x0000000076EF0000-0x0000000076EF2000-memory.dmp

Filesize
8KB

Download
memory/2652-21-0x0000000076F20000-0x0000000076F22000-memory.dmp

Filesize
8KB

Download
memory/2652-1-0x0000000076EF0000-0x0000000076EF2000-memory.dmp

Filesize
8KB

Download
memory/2652-10-0x0000000076F00000-0x0000000076F02000-memory.dmp

Filesize
8KB

Download
memory/2652-3-0x0000000076EF0000-0x0000000076EF2000-memory.dmp

Filesize
8KB

Download
memory/2652-36-0x000007FEFCEA0000-0x000007FEFCEA2000-memory.dmp

Filesize
8KB

Download
memory/2652-34-0x000007FEFCEA0000-0x000007FEFCEA2000-memory.dmp

Filesize
8KB

Download
memory/2652-31-0x000007FEFCE90000-0x000007FEFCE92000-memory.dmp

Filesize
8KB

Download
memory/2652-29-0x000007FEFCE90000-0x000007FEFCE92000-memory.dmp

Filesize
8KB

Download
memory/2652-26-0x0000000076F30000-0x0000000076F32000-memory.dmp

Filesize
8KB

Download
memory/2652-24-0x0000000076F30000-0x0000000076F32000-memory.dmp

Filesize
8KB

Download
memory/2652-22-0x0000000076F30000-0x0000000076F32000-memory.dmp

Filesize
8KB

Download
memory/2652-48-0x000000013F376000-0x000000013F624000-memory.dmp

Filesize
2.7MB

Download
memory/2652-0-0x000000013F376000-0x000000013F624000-memory.dmp

Filesize
2.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads