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Analysis
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max time kernel
81s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
05/10/2024, 11:10
Static task
static1
Behavioral task
behavioral1
Sample
1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe
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Size
332KB
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MD5
1771b607c2ccc1ef7c937553d235ef4f
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SHA1
80c5de67e55c8846ad3de519c27be6ebe750e889
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SHA256
6592f72158146c757c839465f82ff743d031962b688d3818acb6943ae2957224
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SHA512
5832b88e4135ae879aad90f97d29e945400dd33d0f6521ffb597ad59c06bbc9862020767c2acd062d7a187f454350ff7f99725f2fcc18b20c91ef513d7c37fd0
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SSDEEP
6144:GVhCM5ngTuV6righfSGuob5/UNC9ivI+wAI6jxl4C1:1M5ngTuVmiOWCL5AISQ
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2696 cmd.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Nsv = "C:\\Windows\\system32\\nsvsvc\\nsvsvc.exe" 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
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Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\nsvsvc 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Common Files\Uninstall Information 1771b607c2ccc1ef7c937553d235ef4f_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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2140 wrote to memory of 2696 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 30 PID 2140 wrote to memory of 2696 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 30 PID 2140 wrote to memory of 2696 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 30 PID 2140 wrote to memory of 2696 2140 1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\1771b607c2ccc1ef7c937553d235ef4f_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2140 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\1771B6~1.EXE > nul2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2696
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
9KB
MD59c78d77c45af3e07eb6cea30e9da6172
SHA1cb62165e4a757caf1628b3576ed1a89846b11bd4
SHA256e57a483010e71071a6fb3be9e0abd55738db425c000f117a22386fee7f109db0
SHA51225811d80f609e4991b695e35950f4ed4780fe0386b06885189e24363f5b41cdd8639e7ac4abf716c67ed7ce10d7fcb65090d825bfad72afc2048545b5c9cba47
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Filesize
233KB
MD5e38f84dfdcb2c14654db72a3135fb4d8
SHA1b6a625e65fd2334465df1a96f6a24774b80bb7c6
SHA256cc3a95efc73b520141601438cf750eeb6f3672649e6b78029251ab0c505dd32c
SHA5128d9f39daf8cf832ca7f2938f4220e28b75f1100b9ffad1c023d1deadaba7d584cf5d0915d1333df9114c17195e5b6c2f8f6f3fce491f8a37c57d1a04316bd641
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Filesize
200KB
MD5aca9d8034da13c815d0af484e9a8553a
SHA1fe969d75f5b0c30bce47fd9e3699fd7d0fd73a0e
SHA2561e5b79c6a3277de583e783312b937349cc4efbb4ca5aa31bfaf365e4f22ccf79
SHA51232d0edc256025a256f8e41f1bb9190552d3c528986001e3aa10a7eb0c1af4179d143caa5f7c5c41efaa971fe785b52282ecb0ef8b9e29655509947c4b0ddf872