4befcf1607bb074834cb9367d1be4b9cf78389b49922e4668e3b50dd013f2a24

Analysis

max time kernel
152s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
20/06/2024, 16:40

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General

Target

07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe
Size

274KB
MD5

07d8d2d2b22f92953aec1dadc11f736f
SHA1

7cf6d79b608f11e47f3a0a96712a56ba56058ca2
SHA256

4befcf1607bb074834cb9367d1be4b9cf78389b49922e4668e3b50dd013f2a24
SHA512

8630254d94784b3d5d890d64cec1b60ffc3a5a2836dc40e2cef65e4d6deaa981b8055b494c4f328c5dd5c827463906cf8d3913448fa1a81d4abf0421e308c70c
SSDEEP

6144:EoWwI7+d6+1M/WSW+VTcg+UP+Uzshr/ict25j/6IM0b4+2F:EoWbW14nTTcgCU4p6Avo4+g

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\system32\\oembios.exe,"	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\oembios.exe	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\oembios.exe	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe
3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe
3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe
3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5
PID 3604 wrote to memory of 624	3604	07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe	5

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:624

C:\Users\Admin\AppData\Local\Temp\07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\07d8d2d2b22f92953aec1dadc11f736f_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3604

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 --no-appcompat-clear --mojo-platform-channel-handle=3376 --field-trial-handle=2292,i,2103142837140538807,15881446839139365070,262144 --variations-seed-version /prefetch:8
1⤵
PID:2104

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/624-50-0x0000000011570000-0x0000000011596000-memory.dmp

Filesize
152KB

Download
memory/624-19-0x0000000011450000-0x0000000011476000-memory.dmp

Filesize
152KB

Download
memory/624-102-0x0000000011750000-0x0000000011776000-memory.dmp

Filesize
152KB

Download
memory/624-96-0x0000000011720000-0x0000000011746000-memory.dmp

Filesize
152KB

Download
memory/624-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/624-14-0x0000000011420000-0x0000000011446000-memory.dmp

Filesize
152KB

Download
memory/624-46-0x0000000011540000-0x0000000011566000-memory.dmp

Filesize
152KB

Download
memory/624-23-0x0000000011480000-0x00000000114A6000-memory.dmp

Filesize
152KB

Download
memory/624-31-0x00000000114B0000-0x00000000114D6000-memory.dmp

Filesize
152KB

Download
memory/624-36-0x00000000114E0000-0x0000000011506000-memory.dmp

Filesize
152KB

Download
memory/624-89-0x00000000116F0000-0x0000000011716000-memory.dmp

Filesize
152KB

Download
memory/624-38-0x0000000011510000-0x0000000011536000-memory.dmp

Filesize
152KB

Download
memory/624-69-0x0000000011630000-0x0000000011656000-memory.dmp

Filesize
152KB

Download
memory/624-53-0x00000000115A0000-0x00000000115C6000-memory.dmp

Filesize
152KB

Download
memory/624-62-0x00000000115D0000-0x00000000115F6000-memory.dmp

Filesize
152KB

Download
memory/624-66-0x0000000011600000-0x0000000011626000-memory.dmp

Filesize
152KB

Download
memory/624-85-0x00000000116C0000-0x00000000116E6000-memory.dmp

Filesize
152KB

Download
memory/624-74-0x0000000011660000-0x0000000011686000-memory.dmp

Filesize
152KB

Download
memory/624-80-0x0000000011690000-0x00000000116B6000-memory.dmp

Filesize
152KB

Download
memory/3604-0-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3604-1-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3604-3-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3604-2-0x0000000000410000-0x0000000000412000-memory.dmp

Filesize
8KB

Download
memory/3604-3020-0x0000000000410000-0x0000000000412000-memory.dmp

Filesize
8KB

Download