db5be5a732b104239376559456414ad75a4388d2bf84dbf2b4f0472bb9538a5e

General

Target

404f53ed2aa790c9986cbac778fc0801_JaffaCakes118.exe
Size

848KB
MD5

404f53ed2aa790c9986cbac778fc0801
SHA1

4198e3a27b60c996fb93b577320a466080a75019
SHA256

db5be5a732b104239376559456414ad75a4388d2bf84dbf2b4f0472bb9538a5e
SHA512

792268932fe0c15dc58770a11700e62abf26260d232413c59f2509ba6620ffc1f63f0baf85e0bc68287fffef6a2f69c75163f8f3fb7c2b012c8c187092f12d28
SSDEEP

24576:FykI8RnQhHfKrEr1zJ9OIobDal9F6SzGYEPzbs:4kI8JQh/Su6ClCXY6s

Score

7^/10

discovery persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	404f53ed2aa790c9986cbac778fc0801_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
4260	file2.exe
5028	file1.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\KsExpert = "C:\\windows\\k.exe"	file1.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\windows\k.exe	file1.exe
File opened for modification	C:\windows\k.exe	file1.exe
File created	C:\WINDOWS\Menu Start\Programy\Autostart\Explore.exe	file1.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	404f53ed2aa790c9986cbac778fc0801_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	file1.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5028	file1.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4284 wrote to memory of 4260	4284	404f53ed2aa790c9986cbac778fc0801_JaffaCakes118.exe	85
PID 4284 wrote to memory of 4260	4284	404f53ed2aa790c9986cbac778fc0801_JaffaCakes118.exe	85
PID 4284 wrote to memory of 4260	4284	404f53ed2aa790c9986cbac778fc0801_JaffaCakes118.exe	85
PID 4284 wrote to memory of 5028	4284	404f53ed2aa790c9986cbac778fc0801_JaffaCakes118.exe	86
PID 4284 wrote to memory of 5028	4284	404f53ed2aa790c9986cbac778fc0801_JaffaCakes118.exe	86
PID 4284 wrote to memory of 5028	4284	404f53ed2aa790c9986cbac778fc0801_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\404f53ed2aa790c9986cbac778fc0801_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\404f53ed2aa790c9986cbac778fc0801_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4284
- C:\Users\Admin\AppData\Local\Temp\file2.exe
  "C:\Users\Admin\AppData\Local\Temp\file2.exe"
  2⤵
  - Executes dropped EXE
  PID:4260
- C:\Users\Admin\AppData\Local\Temp\file1.exe
  "C:\Users\Admin\AppData\Local\Temp\file1.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:5028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\file1.exe

Filesize
494KB

MD5
ec00db658ceb51bc8f5f57a1e8f8a5c8

SHA1
7a876f3e8a1d877a186710a75ec837ca04c1123f

SHA256
02d2ff7c0f8853395db9d11204d1250944fdb7c0da7a4e0950a98d125e1e7fa7

SHA512
31a1f5732ee5dd060ed0ff1fb0d7ecb9601e97aa2144650ba23e0408470802bff82096c44c8555b02a3c79b42eab0020204e030afba583bd8d504ca40540fca1

Download Submit
C:\Users\Admin\AppData\Local\Temp\file2.exe

Filesize
350KB

MD5
ac515aa5e3c9656c8bb3690e13078b5d

SHA1
4b35314617d0942f3d0113b91e3608805c333aec

SHA256
2eba142b1804b6413bd99aea42578bef9bf632c34c465489e45ffe940e41840f

SHA512
81c39792fea02614bb45b02ae9c8563f38d5a9a160b5537938f8ca863775c00aaa7051ceac2c9fe2837eb0578780bca948dfe8fdf62cea83d044447d580273eb

Download Submit
memory/4284-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4284-16-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/5028-24-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/5028-25-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/5028-19-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/5028-21-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/5028-22-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/5028-23-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/5028-17-0x0000000000740000-0x0000000000741000-memory.dmp

Filesize
4KB

Download
memory/5028-20-0x0000000000740000-0x0000000000741000-memory.dmp

Filesize
4KB

Download
memory/5028-26-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/5028-27-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/5028-28-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/5028-29-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/5028-30-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/5028-31-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/5028-32-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/5028-33-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads