f2cd2037a2cc9ff3e617149652b22eb4256f64702760025727e2e2d3fe59715b

Analysis

max time kernel
150s
max time network
113s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
19-04-2024 01:18

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General

Target

f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe
Size

50KB
MD5

f92f26fc755df0869afbe609045807e0
SHA1

0a8f95e4be377b8912c0514dfc5d5195984506ad
SHA256

f2cd2037a2cc9ff3e617149652b22eb4256f64702760025727e2e2d3fe59715b
SHA512

12a210b79cdc6d003c2b8c054df410070028f55348429dee9f4c5fd0d5a88b26cc9dd33e48139008f2b46a3a7e76d7a6f22daad6b6df0ebaee00f33e4f6e0cf4
SSDEEP

1536:48xQ2QSfFgMZtd02fZ4aMg8/S7b8l8WWL04Vc6:NdJfGZeZ49gP7bG0nVc

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,"	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\oembios.exe	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\oembios.exe	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe
3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe
3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe
3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5
PID 3928 wrote to memory of 612	3928	f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe	5

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:612

C:\Users\Admin\AppData\Local\Temp\f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f92f26fc755df0869afbe609045807e0_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3928

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/612-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/612-17-0x000000001C1E0000-0x000000001C206000-memory.dmp

Filesize
152KB

Download
memory/612-22-0x000000001C210000-0x000000001C236000-memory.dmp

Filesize
152KB

Download
memory/612-27-0x000000001C240000-0x000000001C266000-memory.dmp

Filesize
152KB

Download
memory/612-32-0x000000001C270000-0x000000001C296000-memory.dmp

Filesize
152KB

Download
memory/612-37-0x000000001C2A0000-0x000000001C2C6000-memory.dmp

Filesize
152KB

Download
memory/612-42-0x000000001C2D0000-0x000000001C2F6000-memory.dmp

Filesize
152KB

Download
memory/612-47-0x000000001C300000-0x000000001C326000-memory.dmp

Filesize
152KB

Download
memory/612-52-0x000000001C330000-0x000000001C356000-memory.dmp

Filesize
152KB

Download
memory/612-57-0x000000001C360000-0x000000001C386000-memory.dmp

Filesize
152KB

Download
memory/612-62-0x000000001C390000-0x000000001C3B6000-memory.dmp

Filesize
152KB

Download
memory/612-67-0x000000001C3C0000-0x000000001C3E6000-memory.dmp

Filesize
152KB

Download
memory/612-72-0x000000001C3F0000-0x000000001C416000-memory.dmp

Filesize
152KB

Download
memory/612-77-0x000000001C420000-0x000000001C446000-memory.dmp

Filesize
152KB

Download
memory/612-82-0x000000001C450000-0x000000001C476000-memory.dmp

Filesize
152KB

Download
memory/612-87-0x000000001C480000-0x000000001C4A6000-memory.dmp

Filesize
152KB

Download
memory/612-92-0x000000001C4B0000-0x000000001C4D6000-memory.dmp

Filesize
152KB

Download
memory/612-102-0x000000001C510000-0x000000001C536000-memory.dmp

Filesize
152KB

Download
memory/612-97-0x000000001C4E0000-0x000000001C506000-memory.dmp

Filesize
152KB

Download
memory/612-107-0x000000001C540000-0x000000001C566000-memory.dmp

Filesize
152KB

Download
memory/612-112-0x000000001C570000-0x000000001C596000-memory.dmp

Filesize
152KB

Download
memory/612-117-0x000000001C5A0000-0x000000001C5C6000-memory.dmp

Filesize
152KB

Download
memory/612-122-0x000000001C5D0000-0x000000001C5F6000-memory.dmp

Filesize
152KB

Download
memory/612-127-0x000000001C600000-0x000000001C626000-memory.dmp

Filesize
152KB

Download
memory/612-132-0x000000001C630000-0x000000001C656000-memory.dmp

Filesize
152KB

Download
memory/612-137-0x000000001C660000-0x000000001C686000-memory.dmp

Filesize
152KB

Download
memory/612-142-0x000000001C690000-0x000000001C6B6000-memory.dmp

Filesize
152KB

Download
memory/612-147-0x000000001C6C0000-0x000000001C6E6000-memory.dmp

Filesize
152KB

Download
memory/612-152-0x000000001C6F0000-0x000000001C716000-memory.dmp

Filesize
152KB

Download
memory/612-157-0x000000001C720000-0x000000001C746000-memory.dmp

Filesize
152KB

Download
memory/612-162-0x000000001C750000-0x000000001C776000-memory.dmp

Filesize
152KB

Download
memory/612-167-0x000000001C780000-0x000000001C7A6000-memory.dmp

Filesize
152KB

Download
memory/612-172-0x000000001C7B0000-0x000000001C7D6000-memory.dmp

Filesize
152KB

Download
memory/612-177-0x000000001C7E0000-0x000000001C806000-memory.dmp

Filesize
152KB

Download
memory/612-182-0x000000001C810000-0x000000001C836000-memory.dmp

Filesize
152KB

Download
memory/612-187-0x000000001C840000-0x000000001C866000-memory.dmp

Filesize
152KB

Download
memory/612-192-0x000000001C870000-0x000000001C896000-memory.dmp

Filesize
152KB

Download
memory/612-197-0x000000001C8A0000-0x000000001C8C6000-memory.dmp

Filesize
152KB

Download
memory/612-202-0x000000001C8D0000-0x000000001C8F6000-memory.dmp

Filesize
152KB

Download
memory/612-207-0x000000001C900000-0x000000001C926000-memory.dmp

Filesize
152KB

Download
memory/612-212-0x000000001C930000-0x000000001C956000-memory.dmp

Filesize
152KB

Download
memory/612-217-0x000000001C960000-0x000000001C986000-memory.dmp

Filesize
152KB

Download
memory/612-222-0x000000001C990000-0x000000001C9B6000-memory.dmp

Filesize
152KB

Download
memory/612-227-0x000000001C9C0000-0x000000001C9E6000-memory.dmp

Filesize
152KB

Download
memory/612-232-0x000000001C9F0000-0x000000001CA16000-memory.dmp

Filesize
152KB

Download
memory/612-237-0x000000001CA20000-0x000000001CA46000-memory.dmp

Filesize
152KB

Download
memory/612-242-0x000000001CA50000-0x000000001CA76000-memory.dmp

Filesize
152KB

Download
memory/612-247-0x000000001CA80000-0x000000001CAA6000-memory.dmp

Filesize
152KB

Download
memory/612-252-0x000000001CAB0000-0x000000001CAD6000-memory.dmp

Filesize
152KB

Download
memory/612-257-0x000000001CAE0000-0x000000001CB06000-memory.dmp

Filesize
152KB

Download
memory/612-262-0x000000001CB10000-0x000000001CB36000-memory.dmp

Filesize
152KB

Download
memory/612-267-0x000000001CB40000-0x000000001CB66000-memory.dmp

Filesize
152KB

Download
memory/612-272-0x000000001CB70000-0x000000001CB96000-memory.dmp

Filesize
152KB

Download
memory/612-277-0x000000001CBA0000-0x000000001CBC6000-memory.dmp

Filesize
152KB

Download
memory/612-282-0x000000001CBD0000-0x000000001CBF6000-memory.dmp

Filesize
152KB

Download
memory/612-287-0x000000001CC00000-0x000000001CC26000-memory.dmp

Filesize
152KB

Download
memory/612-292-0x000000001CC30000-0x000000001CC56000-memory.dmp

Filesize
152KB

Download
memory/612-297-0x000000001CC60000-0x000000001CC86000-memory.dmp

Filesize
152KB

Download
memory/612-302-0x000000001CC90000-0x000000001CCB6000-memory.dmp

Filesize
152KB

Download
memory/612-307-0x000000001CCC0000-0x000000001CCE6000-memory.dmp

Filesize
152KB

Download
memory/612-312-0x000000001CCF0000-0x000000001CD16000-memory.dmp

Filesize
152KB

Download
memory/612-317-0x000000001CD20000-0x000000001CD46000-memory.dmp

Filesize
152KB

Download
memory/612-322-0x000000001CD50000-0x000000001CD76000-memory.dmp

Filesize
152KB

Download
memory/3928-0-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3928-1-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3928-2-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3928-3-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download