e476c49a5b5f7d3d83689324425babec41b24d1aaa557ab3bec48257dfb2d1b8

Analysis

max time kernel
131s
max time network
135s
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, 10:07

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General

Target

f5c4ae4a40732e73cabc455678b29b94_JaffaCakes118.exe
Size

4.7MB
MD5

f5c4ae4a40732e73cabc455678b29b94
SHA1

16a65b6a1481de33f32acacb019b8298b9d7f173
SHA256

e476c49a5b5f7d3d83689324425babec41b24d1aaa557ab3bec48257dfb2d1b8
SHA512

260a23ea32b03f51f2c7649696e954c7aa77c39c7e4c1f4de6bdc7e1b3cbe9f8328cbe5ed5d91b36a458692d1721062a162bb9217b1a59b4fe2ea54767d77f08
SSDEEP

98304:ZQ49EU7bYkkwDwCFlqL+0P02fYjCHoOkAAGuvF1LniE++ZLZyFupHpJ:Zes3kBfYeIO4f9wupHb

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1664	_5F42.tmpac7d.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3cewk2wsflbk = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f5c4ae4a40732e73cabc455678b29b94_JaffaCakes118.exe"	f5c4ae4a40732e73cabc455678b29b94_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Security Monitor = "\"C:\\Users\\Admin\\AppData\\Roaming\\Security Monitor\\Security Monitor.exe\" /STARTUP"	f5c4ae4a40732e73cabc455678b29b94_JaffaCakes118.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5064	3204	WerFault.exe	88

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	f5c4ae4a40732e73cabc455678b29b94_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	_5F42.tmpac7d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3204	f5c4ae4a40732e73cabc455678b29b94_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3204	f5c4ae4a40732e73cabc455678b29b94_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3204 wrote to memory of 1664	3204	f5c4ae4a40732e73cabc455678b29b94_JaffaCakes118.exe	89
PID 3204 wrote to memory of 1664	3204	f5c4ae4a40732e73cabc455678b29b94_JaffaCakes118.exe	89
PID 3204 wrote to memory of 1664	3204	f5c4ae4a40732e73cabc455678b29b94_JaffaCakes118.exe	89

C:\Users\Admin\AppData\Local\Temp\f5c4ae4a40732e73cabc455678b29b94_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f5c4ae4a40732e73cabc455678b29b94_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3204
- C:\Users\Admin\AppData\Local\Temp\_5F42.tmpac7d.exe
  "C:\Users\Admin\AppData\Local\Temp\_5F42.tmpac7d.exe" -p"08:33 PM" -y -o"C:\Users\Admin\AppData\Roaming\Security Monitor"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1664
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3204 -s 900
  2⤵
  - Program crash
  PID:5064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3204 -ip 3204
1⤵
PID:936

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4324,i,16316361669272684588,6171287487746154806,262144 --variations-seed-version --mojo-platform-channel-handle=4332 /prefetch:8
1⤵
PID:3352

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

Query Registry

T1012

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\_5F42.tmpac7d.exe

Filesize
2.8MB

MD5
ec3e75518e72095dc22d16ead76cd88a

SHA1
03e1271ce904a2749697616f098d86f4519ed198

SHA256
ef2aac92e35f21c1f2b1b20c71f2a1667cbb12c89f27791ffb58ebae6fb0c2da

SHA512
3f1269325a534f51c822487abe1fee28bcb443811a610665f952257c35bc16dfe6a9cfc6a8650ed9049f92611b65f2d2abe25f45c0800be48bb76d4529a11100

Download Submit
memory/3204-0-0x0000000001200000-0x0000000001684000-memory.dmp

Filesize
4.5MB

Download
memory/3204-2-0x0000000000401000-0x0000000000422000-memory.dmp

Filesize
132KB

Download
memory/3204-1-0x0000000000DB0000-0x0000000000DB1000-memory.dmp

Filesize
4KB

Download
memory/3204-3-0x0000000000400000-0x0000000000C02000-memory.dmp

Filesize
8.0MB

Download
memory/3204-5-0x0000000000400000-0x0000000000C02000-memory.dmp

Filesize
8.0MB

Download
memory/3204-22-0x0000000000400000-0x0000000000C02000-memory.dmp

Filesize
8.0MB

Download
memory/3204-23-0x0000000001200000-0x0000000001684000-memory.dmp

Filesize
4.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads