98742647dbdf4d6a9e0451b3b3d5f773907aba13e15385e0c2a92a7bacd86a72

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
22/07/2024, 11:15

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General

Target

63029abb34705b24094a4cd0723515d4_JaffaCakes118.exe
Size

117KB
MD5

63029abb34705b24094a4cd0723515d4
SHA1

2219e1a07e942ea8a7cf50413703f8c073aff7bc
SHA256

98742647dbdf4d6a9e0451b3b3d5f773907aba13e15385e0c2a92a7bacd86a72
SHA512

4a7ae8e2415b761bf25d109041bfb72544078bab1fac829e95872c6716884e1838a55fb8f4356b4c9db38d1dbf65c96022c40539257ae66afc7abedb1d855ded
SSDEEP

1536:ocNjQlsWjcd+xzl7SM+Gn824eo6KcR4mjD9r823Fp:bjr87S7Gnzbo6KcWmjRrz3D

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3004	CTS.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2436-1-0x0000000000180000-0x0000000000197000-memory.dmp	upx
behavioral1/files/0x000800000001657e-7.dat	upx
behavioral1/memory/3004-11-0x0000000000E90000-0x0000000000EA7000-memory.dmp	upx
behavioral1/memory/2436-8-0x0000000000180000-0x0000000000197000-memory.dmp	upx
behavioral1/files/0x000c000000012260-13.dat	upx

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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	63029abb34705b24094a4cd0723515d4_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	CTS.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	63029abb34705b24094a4cd0723515d4_JaffaCakes118.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2436	63029abb34705b24094a4cd0723515d4_JaffaCakes118.exe
Token: SeDebugPrivilege	3004	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2436 wrote to memory of 3004	2436	63029abb34705b24094a4cd0723515d4_JaffaCakes118.exe	30
PID 2436 wrote to memory of 3004	2436	63029abb34705b24094a4cd0723515d4_JaffaCakes118.exe	30
PID 2436 wrote to memory of 3004	2436	63029abb34705b24094a4cd0723515d4_JaffaCakes118.exe	30
PID 2436 wrote to memory of 3004	2436	63029abb34705b24094a4cd0723515d4_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\63029abb34705b24094a4cd0723515d4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\63029abb34705b24094a4cd0723515d4_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2436
- C:\Windows\CTS.exe
  "C:\Windows\CTS.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  PID:3004

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Q5zmBbdFkHeVuQY.exe

Filesize
117KB

MD5
b7c7a8b223b6f9d280cc60a060fe3ff7

SHA1
af639c33b685cd3526356f6873cd484124b21efa

SHA256
cf10dd830d98428f2a97bd564f10165981750fbd22207cfde8d9a18729e343bc

SHA512
3459df0c58679cecffb766681836e027d65cb0cadb149e2bb485d8004860f892f3af136233ab4eccde8707f6297a740063f5d14d6ca187dd772c58dd3e249261

Download Submit
C:\Windows\CTS.exe

Filesize
117KB

MD5
90560322e00c64a66ef2099f55ff1f09

SHA1
1404109a21e4656daa9dc570c32e6385b6634344

SHA256
69346cf100b44fce4b64c433efc47601922b255c5d4182f4ecf1fcff1ca05bf4

SHA512
164e6e7654b55727940b212d56df47043f11e612b04cdfbc4c33ad455bbb5b1cece3882acc944cd526f3c5dcd519bcd1d01a3d796e95902bfc680f51dfe74f61

Download Submit
memory/2436-1-0x0000000000180000-0x0000000000197000-memory.dmp

Filesize
92KB

Download
memory/2436-8-0x0000000000180000-0x0000000000197000-memory.dmp

Filesize
92KB

Download
memory/3004-11-0x0000000000E90000-0x0000000000EA7000-memory.dmp

Filesize
92KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads