privateloader | fd7ca23ec24b74e3bf0d1d54be67e6bd97987affa40014c43ea07191318866d8

General

Target

safe-archive/setup.exe
Size

736.0MB
MD5

2807c018ea2b8da2e2324da6d4181711
SHA1

0fbb3e33a2780932dec7ce4e45995fcbd1d4c4b9
SHA256

889d47ce91b7af3bcdbda903e7fa2533e45d77e4ff09b75885a572b5204bba54
SHA512

e050b85fddb43214bd327e3646e0ba9b9e985a70fa207d22670871a7ca68349213b05a615721aaa84a6a2211a32599586ae7548160e9da4e2941778d249309af
SSDEEP

98304:tw5NofUrgQZP/tn7/ejXG3qSi3V635t5pTHF:25NofUrrJ1nsSi3V635HFF

Score

10^/10

privateloader evasion loader

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 1 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Processes:

setup.exe

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

PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
loader privateloader
Looks up external IP address via web service 4 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

10 ipinfo.io
11 ipinfo.io
4 api.myip.com
5 api.myip.com

flow	ioc
10	ipinfo.io
11	ipinfo.io
4	api.myip.com
5	api.myip.com

Drops file in System32 directory 4 IoCs

Processes:

setup.exe

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

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

Processes:

setup.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	setup.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	setup.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

setup.exe

pid process

2116 setup.exe

pid	process
2116	setup.exe

C:\Users\Admin\AppData\Local\Temp\safe-archive\setup.exe
"C:\Users\Admin\AppData\Local\Temp\safe-archive\setup.exe"
1⤵
- Modifies firewall policy service
- Drops file in System32 directory
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
PID:2116

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

Modify Registry

2

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab21F4.tmp

Filesize
67KB

MD5
2d3dcf90f6c99f47e7593ea250c9e749

SHA1
51be82be4a272669983313565b4940d4b1385237

SHA256
8714e7be9f9b6de26673d9d09bd4c9f41b1b27ae10b1d56a7ad83abd7430ebd4

SHA512
9c11dd7d448ffebe2167acde37be77d42175edacf5aaf6fb31d3bdfe6bb1f63f5fdbc9a0a2125ed9d5ce0529b6b548818c8021532e1ea6b324717cc9bec0aaa5

Download Submit
memory/2116-18-0x0000000077020000-0x0000000077022000-memory.dmp

Filesize
8KB

Download
memory/2116-10-0x0000000077000000-0x0000000077002000-memory.dmp

Filesize
8KB

Download
memory/2116-20-0x0000000077020000-0x0000000077022000-memory.dmp

Filesize
8KB

Download
memory/2116-23-0x000007FEFCE80000-0x000007FEFCE82000-memory.dmp

Filesize
8KB

Download
memory/2116-16-0x0000000077020000-0x0000000077022000-memory.dmp

Filesize
8KB

Download
memory/2116-6-0x0000000077000000-0x0000000077002000-memory.dmp

Filesize
8KB

Download
memory/2116-13-0x0000000077010000-0x0000000077012000-memory.dmp

Filesize
8KB

Download
memory/2116-11-0x0000000077010000-0x0000000077012000-memory.dmp

Filesize
8KB

Download
memory/2116-15-0x0000000077010000-0x0000000077012000-memory.dmp

Filesize
8KB

Download
memory/2116-5-0x0000000076FF0000-0x0000000076FF2000-memory.dmp

Filesize
8KB

Download
memory/2116-0-0x000000013FF85000-0x000000014013B000-memory.dmp

Filesize
1.7MB

Download
memory/2116-1-0x0000000076FF0000-0x0000000076FF2000-memory.dmp

Filesize
8KB

Download
memory/2116-8-0x0000000077000000-0x0000000077002000-memory.dmp

Filesize
8KB

Download
memory/2116-25-0x000007FEFCE80000-0x000007FEFCE82000-memory.dmp

Filesize
8KB

Download
memory/2116-28-0x000007FEFCE90000-0x000007FEFCE92000-memory.dmp

Filesize
8KB

Download
memory/2116-30-0x000007FEFCE90000-0x000007FEFCE92000-memory.dmp

Filesize
8KB

Download
memory/2116-31-0x000000013FE20000-0x000000014042B000-memory.dmp

Filesize
6.0MB

Download
memory/2116-45-0x0000000000150000-0x000000000016A000-memory.dmp

Filesize
104KB

Download
memory/2116-54-0x0000000000170000-0x000000000018A000-memory.dmp

Filesize
104KB

Download
memory/2116-3-0x0000000076FF0000-0x0000000076FF2000-memory.dmp

Filesize
8KB

Download
memory/2116-78-0x000000013FF85000-0x000000014013B000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads