19c28fe36a6a97f348c522606c0fa44d468cfd00843fdd8aa6d71892595e8029

Analysis

max time kernel
93s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/10/2024, 01:12

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General

Target

284036bda49b614e2e8854e63738ea96_JaffaCakes118.exe
Size

39KB
MD5

284036bda49b614e2e8854e63738ea96
SHA1

1adac6a6654f0eeb856042e31ed009852ff1d9cc
SHA256

19c28fe36a6a97f348c522606c0fa44d468cfd00843fdd8aa6d71892595e8029
SHA512

eb37a3193fecd5e55e4d6570cf04d72aeab2d8badd2a426e4126fc7147c2514c29166b275df4953a570879fe93fa89312dfa48c8c254e83675279ff21ac711e9
SSDEEP

384:JSbKKq/0DvJXghPz346uMBSHUay0TEQ8WhXExs4ZHCfVvrbb8uNtd7LoVS4hznHz:wbKKqqWxtYVvb8uVXoVhhzHvQHsk+pu+

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2444	tmp.EXE

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\kuda.exe	tmp.EXE
File opened for modification	C:\Windows\SysWOW64\kuda.exe	tmp.EXE

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000a000000023c10-4.dat	upx
behavioral2/memory/2444-5-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/memory/2444-9-0x0000000000400000-0x000000000040A000-memory.dmp	upx

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	284036bda49b614e2e8854e63738ea96_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2444	tmp.EXE
2444	tmp.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2444	tmp.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1620	284036bda49b614e2e8854e63738ea96_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1620 wrote to memory of 2444	1620	284036bda49b614e2e8854e63738ea96_JaffaCakes118.exe	85
PID 1620 wrote to memory of 2444	1620	284036bda49b614e2e8854e63738ea96_JaffaCakes118.exe	85
PID 1620 wrote to memory of 2444	1620	284036bda49b614e2e8854e63738ea96_JaffaCakes118.exe	85
PID 2444 wrote to memory of 3392	2444	tmp.EXE	56
PID 2444 wrote to memory of 3392	2444	tmp.EXE	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3392
- C:\Users\Admin\AppData\Local\Temp\284036bda49b614e2e8854e63738ea96_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\284036bda49b614e2e8854e63738ea96_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1620
- - C:\Users\Admin\AppData\Local\Temp\tmp.EXE
    C:\Users\Admin\AppData\Local\Temp\tmp.EXE
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2444

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp.EXE

Filesize
15KB

MD5
99a1bc14c521c888a0488fe2425b730c

SHA1
9d2f3aa4f6f1ddb9d73ed5f3003fdb3229649c44

SHA256
98963cf2a649aa21be92ed1d7b1e0bef5bf8209694cbf9e3d1f09476133622c9

SHA512
9169d35b8c56bca02496dd38c93329a1901220b19f713a0aad5de97ea5f9bcc79789bce58b5060d215758a376c2712baeb235c6c46dc2ebf397dcbeae42bb0ee

Download Submit
memory/2444-5-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2444-9-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download