9b658af3ee466fd01fdf2ab53a0eaebec48c52c30a1d3c2ea5190457de8c99a5

Analysis

max time kernel
146s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07-09-2024 06:01

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General

Target

d13c20ddcd9a0ddaa15811b8a4bdba47_JaffaCakes118.exe
Size

26KB
MD5

d13c20ddcd9a0ddaa15811b8a4bdba47
SHA1

ef52b79dffd3abe9e16799f10ea65cb79311612a
SHA256

9b658af3ee466fd01fdf2ab53a0eaebec48c52c30a1d3c2ea5190457de8c99a5
SHA512

509945f8f46bf41d1f7a1e528782b1c88811b90accaf25da8734e64ae4e7647d57f87b93d69544c7e127d5e86ec0a06465aa340a329e6e342cf0b42e7221d1bb
SSDEEP

384:m1dLdCYsFeeJSDvzalGUSuVTqvErH+gY5Ah63JtnX0V5gFnYndJlXaA7vr:mnQYsFzJMvcGUStEreVAE5lX0gnYdr

Score

10^/10

discovery evasion persistence

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 4 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\msvc32s.exe = "msvc32s.exe:*:Enabled:Windows msvc Control Centers"	d13c20ddcd9a0ddaa15811b8a4bdba47_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	d13c20ddcd9a0ddaa15811b8a4bdba47_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	d13c20ddcd9a0ddaa15811b8a4bdba47_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	d13c20ddcd9a0ddaa15811b8a4bdba47_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1784	msvc32s.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\Windows msvc Control Centers = "msvc32s.exe"	d13c20ddcd9a0ddaa15811b8a4bdba47_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system\msvc32s.exe	d13c20ddcd9a0ddaa15811b8a4bdba47_JaffaCakes118.exe
File opened for modification	C:\Windows\system\msvc32s.exe	d13c20ddcd9a0ddaa15811b8a4bdba47_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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d13c20ddcd9a0ddaa15811b8a4bdba47_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msvc32s.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 212 wrote to memory of 1784	212	d13c20ddcd9a0ddaa15811b8a4bdba47_JaffaCakes118.exe	86
PID 212 wrote to memory of 1784	212	d13c20ddcd9a0ddaa15811b8a4bdba47_JaffaCakes118.exe	86
PID 212 wrote to memory of 1784	212	d13c20ddcd9a0ddaa15811b8a4bdba47_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\d13c20ddcd9a0ddaa15811b8a4bdba47_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d13c20ddcd9a0ddaa15811b8a4bdba47_JaffaCakes118.exe"
1⤵
- Modifies firewall policy service
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:212
- C:\Windows\system\msvc32s.exe
  "C:\Windows\system\msvc32s.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1784

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

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

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:\Windows\System\msvc32s.exe

Filesize
26KB

MD5
d13c20ddcd9a0ddaa15811b8a4bdba47

SHA1
ef52b79dffd3abe9e16799f10ea65cb79311612a

SHA256
9b658af3ee466fd01fdf2ab53a0eaebec48c52c30a1d3c2ea5190457de8c99a5

SHA512
509945f8f46bf41d1f7a1e528782b1c88811b90accaf25da8734e64ae4e7647d57f87b93d69544c7e127d5e86ec0a06465aa340a329e6e342cf0b42e7221d1bb

Download Submit
memory/212-0-0x0000000000400000-0x00000000004556D3-memory.dmp

Filesize
341KB

Download
memory/212-1-0x0000000000400000-0x00000000004556D3-memory.dmp

Filesize
341KB

Download
memory/212-10-0x0000000000400000-0x00000000004556D3-memory.dmp

Filesize
341KB

Download
memory/1784-9-0x0000000000400000-0x00000000004556D3-memory.dmp

Filesize
341KB

Download
memory/1784-11-0x0000000000400000-0x00000000004556D3-memory.dmp

Filesize
341KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads