5187d110c4c70debf4b973518d19ffd19f2fba3601b346299420a2c0877690cb

Analysis

max time kernel
140s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03-10-2024 23:11

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General

Target

10dc115a86943036cbd81089436e1d20_JaffaCakes118.exe
Size

127KB
MD5

10dc115a86943036cbd81089436e1d20
SHA1

ae25056e9fa9b30b4c463e871b8e997847268a7e
SHA256

5187d110c4c70debf4b973518d19ffd19f2fba3601b346299420a2c0877690cb
SHA512

3dc142d1eedf5b1f54ab166bd22e27bcf8a4af1e500012a01d7abfa00230522777ba625d30afc8f56fee479aa687508f92bb2c841670c68acdc4f7673b3778c7
SSDEEP

1536:DnlOT70kxlPrM65yKxwhO+ozPp575shBapiDZWvdeH2I:DnlKU65yKMC75k74eHX

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1324	rqlrngaa.exe

Loads dropped DLL 1 IoCs

pid	Process
1324	rqlrngaa.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\Run\system = "C:\\Windows\\system32\\system.exe"	rqlrngaa.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\rqlrngaa.exe	10dc115a86943036cbd81089436e1d20_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	10dc115a86943036cbd81089436e1d20_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rqlrngaa.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1600	10dc115a86943036cbd81089436e1d20_JaffaCakes118.exe
1600	10dc115a86943036cbd81089436e1d20_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1600	10dc115a86943036cbd81089436e1d20_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1600 wrote to memory of 508	1600	10dc115a86943036cbd81089436e1d20_JaffaCakes118.exe	82
PID 1600 wrote to memory of 508	1600	10dc115a86943036cbd81089436e1d20_JaffaCakes118.exe	82
PID 1600 wrote to memory of 508	1600	10dc115a86943036cbd81089436e1d20_JaffaCakes118.exe	82
PID 508 wrote to memory of 1324	508	cmd.exe	84
PID 508 wrote to memory of 1324	508	cmd.exe	84
PID 508 wrote to memory of 1324	508	cmd.exe	84

C:\Users\Admin\AppData\Local\Temp\10dc115a86943036cbd81089436e1d20_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\10dc115a86943036cbd81089436e1d20_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1600
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\system32\rqlrngaa.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:508
- - C:\Windows\SysWOW64\rqlrngaa.exe
    C:\Windows\system32\rqlrngaa.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:1324

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\8A3E.tmp

Filesize
4.3MB

MD5
6c7cdd25c2cb0073306eb22aebfc663f

SHA1
a1eba8ab49272b9852fe6a543677e8af36271248

SHA256
58280e3572333f97a7cf9f33e8d31dc26a98b6535965ebd0bde82249fc9bf705

SHA512
17344e07b9e9b2cd6ae4237d7f310732462f9cbb8656883607d7a1a4090e869265f92a6da1718dee50b1375b91583de60c6bd9e7e8db6b6e45e33f4b894365d6

Download Submit
C:\Windows\SysWOW64\rqlrngaa.exe

Filesize
48KB

MD5
3aaf242a2ab09f830124b35e14fd8dc4

SHA1
13ecbcadbd628f4d0627d206b427a799f8ec83b6

SHA256
671e17f8877a15d478efa96114cc640d17478a65da5f5a63e7f2e360c7aa7b18

SHA512
265b88e41114f9d96789a4aeeeed57dd200a2719e989b397ce2929a09c993ede6d9a8fd1aa5c1b553f41feae497048229606e9e184697e3af1ebdef894e89d6d

Download Submit
memory/1600-1-0x0000000000690000-0x00000000006B3000-memory.dmp

Filesize
140KB

Download