899fd9291112a2dad595f7fd749b7de5027da5cf1c9bb05e9ea90796d1207d44

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/09/2024, 07:10

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General

Target

d9d8eac20ee056aef299b2ff04fb5bc1_JaffaCakes118.exe
Size

110KB
MD5

d9d8eac20ee056aef299b2ff04fb5bc1
SHA1

7b9d3654e348f6064f6233cc297203c897ca581b
SHA256

899fd9291112a2dad595f7fd749b7de5027da5cf1c9bb05e9ea90796d1207d44
SHA512

21da9f37af663f04fe5c2bd9e4712b437bfabafa00f8d35e3755921e49a0c8ff7b12b5620eb96f0c1eb4bfc4b56ec99ef84723ec15ba04198a9d83b63a38f274
SSDEEP

1536:awSGenMXapWhZ1a8tPRDWAqEaPQ2AEbd4UFtTPL6PRWpvn8rJi8ZylQF:axMXapWhe8tZDWxRzA4/HArvIQF

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
772	Nashy.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	d9d8eac20ee056aef299b2ff04fb5bc1_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	Nashy.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d9d8eac20ee056aef299b2ff04fb5bc1_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
772	Nashy.exe
772	Nashy.exe
772	Nashy.exe
772	Nashy.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2068 wrote to memory of 772	2068	d9d8eac20ee056aef299b2ff04fb5bc1_JaffaCakes118.exe	83
PID 2068 wrote to memory of 772	2068	d9d8eac20ee056aef299b2ff04fb5bc1_JaffaCakes118.exe	83
PID 2068 wrote to memory of 772	2068	d9d8eac20ee056aef299b2ff04fb5bc1_JaffaCakes118.exe	83
PID 772 wrote to memory of 3464	772	Nashy.exe	56
PID 772 wrote to memory of 3464	772	Nashy.exe	56
PID 772 wrote to memory of 3464	772	Nashy.exe	56
PID 772 wrote to memory of 3464	772	Nashy.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3464
- C:\Users\Admin\AppData\Local\Temp\d9d8eac20ee056aef299b2ff04fb5bc1_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d9d8eac20ee056aef299b2ff04fb5bc1_JaffaCakes118.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2068
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Nashy.exe
    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Nashy.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:772

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Nashy.exe

Filesize
45KB

MD5
a8d5395595b37908a079df232c8a4e21

SHA1
71ee2211d1f45833f67a9344afc121208bc0eace

SHA256
078a9f9fcaa7a979575dfc8be7f2325715e2ab219a006035a4cded612d67af25

SHA512
829bc8c51c5d206831e1247f849698d547fcea5de8e3576eebdfa4c70b46f6992c7093fae1af19876b5a9dff4abb77dd31354e2c2648fd64ff5df754903f5328

Download Submit
memory/772-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/772-8-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/772-13-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/772-14-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/2068-0-0x0000000001000000-0x0000000001027000-memory.dmp

Filesize
156KB

Download
memory/2068-1-0x0000000001001000-0x0000000001002000-memory.dmp

Filesize
4KB

Download
memory/2068-16-0x0000000001000000-0x0000000001027000-memory.dmp

Filesize
156KB

Download
memory/3464-9-0x000000007FFF0000-0x000000007FFF7000-memory.dmp

Filesize
28KB

Download
memory/3464-10-0x000000007FFD0000-0x000000007FFD1000-memory.dmp

Filesize
4KB

Download