1a9d19d4c7e9d3502ab36dc147f3b7093247321a2ef530e5f4c57d1a28b37886

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
25/07/2024, 23:13

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General

Target

71a3f29f7526efc9c399e89927a32ab6_JaffaCakes118.exe
Size

263KB
MD5

71a3f29f7526efc9c399e89927a32ab6
SHA1

5f3b8c91113cacd367c303b0e6f2df66545fdf80
SHA256

1a9d19d4c7e9d3502ab36dc147f3b7093247321a2ef530e5f4c57d1a28b37886
SHA512

4de0d67afb093bc4217ee20e0a39718a37c97b9745ef989c25af1c47937838f4f445e3aca85bc4e680641538e3476e5a0e739fdae5b99057cfc21124c581064b
SSDEEP

6144:SMoZb0Bt2qbSNj/DNYX0X9KsJHE9EcrupR70yo+NfH:fobg2qbSNj/DNnV+EcrIR/fH

Score

8^/10

discovery persistence vmprotect

Malware Config

Signatures

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\360svc\Parameters\ServiceDll = "C:\\Documents and Settings\\Local User\\ntuser.dll"	71a3f29f7526efc9c399e89927a32ab6_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
436	svchost.exe

Loads dropped DLL 1 IoCs

pid	Process
436	svchost.exe

VMProtect packed file 2 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral2/memory/2800-0-0x0000000000400000-0x000000000047F000-memory.dmp	vmprotect
behavioral2/memory/2800-3-0x0000000000400000-0x000000000047F000-memory.dmp	vmprotect

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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	71a3f29f7526efc9c399e89927a32ab6_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2800	71a3f29f7526efc9c399e89927a32ab6_JaffaCakes118.exe
2800	71a3f29f7526efc9c399e89927a32ab6_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\71a3f29f7526efc9c399e89927a32ab6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\71a3f29f7526efc9c399e89927a32ab6_JaffaCakes118.exe"
1⤵
- Server Software Component: Terminal Services DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2800

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
1⤵
- Deletes itself
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Local User\ntuser.dll

Filesize
165KB

MD5
978f2cc4bd31840938af5501a6056d16

SHA1
20bd51a25600f17d14b785ad49b623204428a289

SHA256
1fb03412620de628bf0b3669c64e851a9e50a14b4c03a383eb8f714a983c962c

SHA512
2fc896d96a5a9c24cbafba37f1a178c53b64d1cb996380793a0182c2567a323ea806f489b0fa51ea885b4722f7f070301f583c3e0b116f9f5e92fd59ee75dc97

Download Submit
memory/436-5-0x0000000010000000-0x000000001005A000-memory.dmp

Filesize
360KB

Download
memory/2800-0-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2800-3-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download