0be7313f8e2fc4b38bcfee4e90eaf711d5be54545e9eca51093d3cf111257da5

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
14/07/2024, 09:19

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General

Target

4535570af096c67d458fb4413f103095_JaffaCakes118.exe
Size

214KB
MD5

4535570af096c67d458fb4413f103095
SHA1

3d03f4a8569f5b9ff42c1a3ad8ab39643e4ca2ca
SHA256

0be7313f8e2fc4b38bcfee4e90eaf711d5be54545e9eca51093d3cf111257da5
SHA512

f7b73cd81bbf6269180967d6d67907e3e17569715da77ceb117e66830f264f56325b35b8798bfeda1ab775af98c04b6de08f9961af6f035f033930ae475dfff6
SSDEEP

6144:OZ7a9ytXnyTZgB4jbJbD4JDTXT/THjPWIal:OZjwIIbJbMB3Hj+Ia

Score

8^/10

persistence

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\BRC_Services\Parameters\ServiceDll = "C:\\Windows\\system32\\brc_Server.dll"	4535570af096c67d458fb4413f103095_JaffaCakes118.exe

Loads dropped DLL 2 IoCs

pid	Process
2668	svchost.exe
2668	svchost.exe

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\brc_Server.dll	4535570af096c67d458fb4413f103095_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\brc_Server.dat	4535570af096c67d458fb4413f103095_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\brc_Server.dat	4535570af096c67d458fb4413f103095_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\brc_Server.exe	4535570af096c67d458fb4413f103095_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\brc_Server.exe	4535570af096c67d458fb4413f103095_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
1332	4535570af096c67d458fb4413f103095_JaffaCakes118.exe
1332	4535570af096c67d458fb4413f103095_JaffaCakes118.exe
1332	4535570af096c67d458fb4413f103095_JaffaCakes118.exe
1332	4535570af096c67d458fb4413f103095_JaffaCakes118.exe
1332	4535570af096c67d458fb4413f103095_JaffaCakes118.exe
1332	4535570af096c67d458fb4413f103095_JaffaCakes118.exe
1332	4535570af096c67d458fb4413f103095_JaffaCakes118.exe
1332	4535570af096c67d458fb4413f103095_JaffaCakes118.exe
1332	4535570af096c67d458fb4413f103095_JaffaCakes118.exe
1332	4535570af096c67d458fb4413f103095_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\4535570af096c67d458fb4413f103095_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4535570af096c67d458fb4413f103095_JaffaCakes118.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:1332

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
1⤵
- Loads dropped DLL
PID:2668

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\brc_Server.dat

Filesize
200B

MD5
0fdfa34fc2a78c6ef60d66b68ac6be8a

SHA1
715b05b198ec520c800aec602021e1024c1d0949

SHA256
7b02d6590783ccc84717a0817b7744f1e996b3b6a17fda5cd1207593cf846ef6

SHA512
0752c1a0b7d85e41175f4ef6438d6274b2c573ae6b2c15769f4dba4ca0ab476506871d23ac2142e225023f0836a80998253e732aa1e18a9810ac708becf8798a

Download Submit
\??\c:\windows\SysWOW64\brc_server.dll

Filesize
331KB

MD5
50082b8a2b6182cf467005de30db913e

SHA1
88911691f3f36d22af3c3b99eb66f539ce377049

SHA256
8d69a82476384544aeb8ef907e73d5ec006668c0a9f96c8bc28ef2be18f2acd7

SHA512
aca46ba65e79623392e8b9f673932c625a132a055be6c957fa4d61613d01e485f945d7364ddfc87bc609e7379cc85a8bd4eae0775e2cb9d161a4f35c8471bb7f

Download Submit
memory/1332-0-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1332-1-0x0000000002200000-0x0000000002201000-memory.dmp

Filesize
4KB

Download
memory/1332-2-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1332-9-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2668-11-0x0000000001400000-0x0000000001461000-memory.dmp

Filesize
388KB

Download
memory/2668-10-0x0000000001400000-0x0000000001461000-memory.dmp

Filesize
388KB

Download
memory/2668-13-0x0000000001400000-0x0000000001461000-memory.dmp

Filesize
388KB

Download
memory/2668-12-0x000000000145E000-0x0000000001460000-memory.dmp

Filesize
8KB

Download
memory/2668-15-0x0000000001400000-0x0000000001461000-memory.dmp

Filesize
388KB

Download
memory/2668-17-0x000000000145E000-0x0000000001460000-memory.dmp

Filesize
8KB

Download