1a41930c190b7f8040503fd9865de9d07929bef93d84b339a9b174a43d0a74e0

Analysis

max time kernel
150s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 15:35

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General

Target

f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
Size

418KB
MD5

f6521cb71dda082388d92ff7ba85eeb5
SHA1

8f0fcca1636c3a48bc79fe1d3aee271006ec49c4
SHA256

1a41930c190b7f8040503fd9865de9d07929bef93d84b339a9b174a43d0a74e0
SHA512

5fb6c8ff30daffd63a0696a795dcff74ff57fa7071000553b7be72163187c3060a35bf057923252e619a8559215b1c034576b2b33f3ab89a38ef0e84b406eeb3
SSDEEP

6144:x1LDhBEUQ2G7E+udcoPv5n68ucAIRRNSoNbh9tjyqhDzyBkfTT9MQrFbF4mp:x1fhtQYh6VcASRNSUt9QifTT2QrP4

Score

7^/10

discovery persistence upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4384	fGb21500mCcOg21500.exe

Executes dropped EXE 2 IoCs

pid	Process
5112	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.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\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\fGb21500mCcOg21500 = "C:\\ProgramData\\fGb21500mCcOg21500\\fGb21500mCcOg21500.exe"	fGb21500mCcOg21500.exe

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2480-1-0x0000000000400000-0x00000000004C8000-memory.dmp	upx
behavioral2/memory/5112-19-0x0000000000400000-0x00000000004C8000-memory.dmp	upx
behavioral2/memory/5112-20-0x0000000000400000-0x00000000004C8000-memory.dmp	upx
behavioral2/memory/2480-21-0x0000000000400000-0x00000000004C8000-memory.dmp	upx
behavioral2/memory/4384-24-0x0000000000400000-0x00000000004C8000-memory.dmp	upx
behavioral2/memory/4384-31-0x0000000000400000-0x00000000004C8000-memory.dmp	upx
behavioral2/memory/4384-38-0x0000000000400000-0x00000000004C8000-memory.dmp	upx

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	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fGb21500mCcOg21500.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fGb21500mCcOg21500.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
5112	fGb21500mCcOg21500.exe
5112	fGb21500mCcOg21500.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
5112	fGb21500mCcOg21500.exe
5112	fGb21500mCcOg21500.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
5112	fGb21500mCcOg21500.exe
5112	fGb21500mCcOg21500.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
Token: SeDebugPrivilege	5112	fGb21500mCcOg21500.exe
Token: SeDebugPrivilege	4384	fGb21500mCcOg21500.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4384	fGb21500mCcOg21500.exe
4384	fGb21500mCcOg21500.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2480 wrote to memory of 5112	2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe	82
PID 2480 wrote to memory of 5112	2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe	82
PID 2480 wrote to memory of 5112	2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe	82
PID 2480 wrote to memory of 4384	2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe	83
PID 2480 wrote to memory of 4384	2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe	83
PID 2480 wrote to memory of 4384	2480	f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2480
- C:\ProgramData\fGb21500mCcOg21500\fGb21500mCcOg21500.exe
  "C:\ProgramData\fGb21500mCcOg21500\fGb21500mCcOg21500.exe" BOMBARDAMAXIMUM
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5112
- C:\ProgramData\fGb21500mCcOg21500\fGb21500mCcOg21500.exe
  "C:\ProgramData\fGb21500mCcOg21500\fGb21500mCcOg21500.exe" "C:\Users\Admin\AppData\Local\Temp\f6521cb71dda082388d92ff7ba85eeb5_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:4384

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:\ProgramData\fGb21500mCcOg21500\fGb21500mCcOg21500

Filesize
192B

MD5
f061a8f7f87a7e7064946c34250d0abb

SHA1
51080b60abbc71366eb94596afb768e15fb26c8d

SHA256
6d0655f202dc831e899b6f6e3345f2f2ca9ddfe38b4190943e90cd07506776e6

SHA512
07647509eb3f2a96bf0c93e2ef0ae13732027e6894edbe222146db51ab7d1e9f03e93316db4c4743b529f35123e84884b1db523413c2db79e89e6610441a29bd

Download Submit
C:\ProgramData\fGb21500mCcOg21500\fGb21500mCcOg21500.exe

Filesize
418KB

MD5
2390712480757974de8c6315fb10f180

SHA1
4f58042c048940ea9f6814586877e88a93c7090b

SHA256
bcc554ae4d58ac4f800c3a354f0d975e3cdf2db6cb4ea15c407b6eb99cd54a1d

SHA512
ee9edf3e800179b85e0af1dd24f533ffd7044f0beecfdb2f964c9d492246f61b8a00261e1b7323fd4e91971603e7f7ba9f34a4e0e6cd672a88c39d102e330187

Download Submit
memory/2480-0-0x0000000000580000-0x0000000000581000-memory.dmp

Filesize
4KB

Download
memory/2480-1-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/2480-21-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/4384-24-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/4384-31-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/4384-38-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/5112-19-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/5112-20-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download