287e2c8578ec98e1f8d00e63be4cb296f52873e627e5ad0235b10935a10b804e

Analysis

max time kernel
133s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
28/06/2024, 11:38

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General

Target

19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe
Size

117KB
MD5

19f9225e57aa4380b83adbdd0ff71d6d
SHA1

1faee1e51eabfb9734ef8347ace38c0904444a3b
SHA256

287e2c8578ec98e1f8d00e63be4cb296f52873e627e5ad0235b10935a10b804e
SHA512

586a0bf6146addb08b430aa7b5956926f0fffc00681f1f2d847205d9b7bce1df09b1b6560636b608e4e1605cafbf1c49ab7289adc5b05f9a5df1e5a5499ae566
SSDEEP

1536:ocNjQlsWjcd+xzl7SM+Gn824eo6KcR4mjD9r823Fo:bjr87S7Gnzbo6KcWmjRrz3+

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4428	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 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2432-0-0x0000000000A30000-0x0000000000A47000-memory.dmp	upx
behavioral2/files/0x000800000002346f-7.dat	upx
behavioral2/memory/4428-9-0x0000000000FA0000-0x0000000000FB7000-memory.dmp	upx
behavioral2/memory/2432-8-0x0000000000A30000-0x0000000000A47000-memory.dmp	upx
behavioral2/files/0x0004000000022999-12.dat	upx
behavioral2/files/0x00070000000232b2-29.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"	19f9225e57aa4380b83adbdd0ff71d6d_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	19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2432	19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe
Token: SeDebugPrivilege	4428	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 4428	2432	19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe	83
PID 2432 wrote to memory of 4428	2432	19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe	83
PID 2432 wrote to memory of 4428	2432	19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\19f9225e57aa4380b83adbdd0ff71d6d_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2432
- 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:4428

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\Microsoft\Office\16.0\excel.exe_Rules.xml

Filesize
441KB

MD5
f61193bb6b72d64e1137118ad41fb5e2

SHA1
4c246578bf01336cc92c14b7ef03fedeb521e592

SHA256
ba48aa0f1a59743b4860f92ba3daa1fdbb94aca0b0d942cae98b3c143ac637ce

SHA512
d6ac8abd1212788de091ea1faaebc1ed26729a1d0ddd2b0266a3e6da887d12eca29a35babd0d3a46492f98221ccb54782a94db63cc860f79660766b3b767b4ff

Download Submit
C:\Users\Admin\AppData\Local\Temp\0wHKHTYQaWfLt1X.exe

Filesize
117KB

MD5
a09c9b05360d390c9f2ad0f04f11c248

SHA1
74a1f07aac450670d3a0b26464a419d197537d04

SHA256
0d325945338ba7103c49bf4c58fb21d9bf33c57c09e3fe00be0fd798ad782040

SHA512
5218e94aab5e7ea4d22261de9e1037f5af238d33c99ca74d0b28140a08558179339237b68542d9cf73b4f9eb98354c64dbf1996add0cc6438caefed46eac90a0

Download Submit
C:\Windows\CTS.exe

Filesize
117KB

MD5
90560322e00c64a66ef2099f55ff1f09

SHA1
1404109a21e4656daa9dc570c32e6385b6634344

SHA256
69346cf100b44fce4b64c433efc47601922b255c5d4182f4ecf1fcff1ca05bf4

SHA512
164e6e7654b55727940b212d56df47043f11e612b04cdfbc4c33ad455bbb5b1cece3882acc944cd526f3c5dcd519bcd1d01a3d796e95902bfc680f51dfe74f61

Download Submit
memory/2432-0-0x0000000000A30000-0x0000000000A47000-memory.dmp

Filesize
92KB

Download
memory/2432-8-0x0000000000A30000-0x0000000000A47000-memory.dmp

Filesize
92KB

Download
memory/4428-9-0x0000000000FA0000-0x0000000000FB7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads