purecrypter | c11f8ae188df70860b1aa10810c736967c2eca73ebe6de4d68a33502fed747e3

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2024 01:59

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General

Target

JaffaCakes118_0059d0fbfd2bb4ad126069e0f3c9a475.exe
Size

78KB
MD5

0059d0fbfd2bb4ad126069e0f3c9a475
SHA1

98428dd3a5efcbb4e30508d05f4a2fe7666a29ee
SHA256

c11f8ae188df70860b1aa10810c736967c2eca73ebe6de4d68a33502fed747e3
SHA512

d46510acc812048c079afe9d68d954d48a60a055b19bdd40fb9f403c65de68cda533eaa2ba96f430737cd342098682d05c7d8f93e7e433a7ebb50fda2ed8d930
SSDEEP

1536:nUPKolkI0Va8g1VgUGTScUmyXoAFlDDDDwb2WpbhmXEPr5p:ny0VavgUiUAchDHwq4hmXQ

Score

10^/10

purecrypter discovery downloader loader

Malware Config

Extracted

Family

purecrypter

https://store2.gofile.io/download/445f1a87-aef4-4f6b-a71f-1416a3ff9bc3/Nwzjovwtx.dll

Signatures

PureCrypter
PureCrypter is a .NET malware loader first seen in early 2021.
loader downloader purecrypter
Purecrypter family
purecrypter

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3624	1588	WerFault.exe	82

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_0059d0fbfd2bb4ad126069e0f3c9a475.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1588	JaffaCakes118_0059d0fbfd2bb4ad126069e0f3c9a475.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0059d0fbfd2bb4ad126069e0f3c9a475.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0059d0fbfd2bb4ad126069e0f3c9a475.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1588
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1588 -s 1804
  2⤵
  - Program crash
  PID:3624

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1588 -ip 1588
1⤵
PID:1252

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/1588-0-0x00000000751AE000-0x00000000751AF000-memory.dmp

Filesize
4KB

Download
memory/1588-1-0x0000000000440000-0x000000000045A000-memory.dmp

Filesize
104KB

Download
memory/1588-2-0x00000000751AE000-0x00000000751AF000-memory.dmp

Filesize
4KB

Download
memory/1588-3-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/1588-4-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download