privateloader | 55196b8016a6d8c41da9e66fbb3a9d4419ea6d6ba7496c1549a6a45025b6c44f

Analysis

max time kernel
118s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 19:26

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General

Target

JaffaCakes118_55196b8016a6d8c41da9e66fbb3a9d4419ea6d6ba7496c1549a6a45025b6c44f.exe
Size

654.0MB
MD5

b02ddc562c43244674c596f272ba2cec
SHA1

9a8b6e1f8146b8fc9b8f4e282c349ab489e5f780
SHA256

55196b8016a6d8c41da9e66fbb3a9d4419ea6d6ba7496c1549a6a45025b6c44f
SHA512

9cbeebce1534a1ed095961c102d490b9fa88ea81275baa5c4f7619b17e58f1fd46ab59bfe0704e600bf5328b88ef7a2fb8b5b4e630c5ab42a71aa3bcd33a5a44
SSDEEP

98304:Iq37yMYRdfKP8m2dwkZIf+293hpeAOnqfjWvon2E/ngIeRqhI:I+PYjJzuCs+03beAmtont/JcqhI

Score

10^/10

privateloader discovery loader vmprotect

Malware Config

Signatures

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

VMProtect packed file 1 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral1/memory/1924-1-0x0000000000070000-0x00000000012C4000-memory.dmp	vmprotect

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\GroupPolicy	JaffaCakes118_55196b8016a6d8c41da9e66fbb3a9d4419ea6d6ba7496c1549a6a45025b6c44f.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	JaffaCakes118_55196b8016a6d8c41da9e66fbb3a9d4419ea6d6ba7496c1549a6a45025b6c44f.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	JaffaCakes118_55196b8016a6d8c41da9e66fbb3a9d4419ea6d6ba7496c1549a6a45025b6c44f.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	JaffaCakes118_55196b8016a6d8c41da9e66fbb3a9d4419ea6d6ba7496c1549a6a45025b6c44f.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2424	1924	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_55196b8016a6d8c41da9e66fbb3a9d4419ea6d6ba7496c1549a6a45025b6c44f.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 2424	1924	JaffaCakes118_55196b8016a6d8c41da9e66fbb3a9d4419ea6d6ba7496c1549a6a45025b6c44f.exe	31
PID 1924 wrote to memory of 2424	1924	JaffaCakes118_55196b8016a6d8c41da9e66fbb3a9d4419ea6d6ba7496c1549a6a45025b6c44f.exe	31
PID 1924 wrote to memory of 2424	1924	JaffaCakes118_55196b8016a6d8c41da9e66fbb3a9d4419ea6d6ba7496c1549a6a45025b6c44f.exe	31
PID 1924 wrote to memory of 2424	1924	JaffaCakes118_55196b8016a6d8c41da9e66fbb3a9d4419ea6d6ba7496c1549a6a45025b6c44f.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_55196b8016a6d8c41da9e66fbb3a9d4419ea6d6ba7496c1549a6a45025b6c44f.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_55196b8016a6d8c41da9e66fbb3a9d4419ea6d6ba7496c1549a6a45025b6c44f.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1924
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1924 -s 424
  2⤵
  - Program crash
  PID:2424

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1924-1-0x0000000000070000-0x00000000012C4000-memory.dmp

Filesize
18.3MB

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