495b130c9a5a75240497d8bacc43763e3c03447d6665a5d55dd37a3a4ac19e7d

Analysis

max time kernel
141s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
03-07-2024 20:07

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General

Target

2397ab24894b199cbe28fbed9caad53d_JaffaCakes118.exe
Size

348KB
MD5

2397ab24894b199cbe28fbed9caad53d
SHA1

c4de120c63646af3405aa4791b6babbdb17b868e
SHA256

495b130c9a5a75240497d8bacc43763e3c03447d6665a5d55dd37a3a4ac19e7d
SHA512

75f621b3b64d803a9bc010b5a62936b13ce60d763f42f88181dbc8939de0bd2089ea54d7d6b32c3c7d15fe5697dc5091d9dcad8dd8717927c78b31a413ddc0a7
SSDEEP

6144:hG/eh9qQZRd9x+zVUKxT6r1Byl0T52+D6jgB/B4iCZdyG5sXtnwTi1Y8Q:hfgQZvH+zVUKxT6Hvc+DlB/BwZdyG52G

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4916	QqNvRAgQTbgyLNk.exe
1968	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/2356-0-0x0000000000FE0000-0x0000000000FF7000-memory.dmp	upx
behavioral2/files/0x0008000000023551-6.dat	upx
behavioral2/memory/2356-8-0x0000000000FE0000-0x0000000000FF7000-memory.dmp	upx
behavioral2/memory/1968-9-0x0000000000310000-0x0000000000327000-memory.dmp	upx
behavioral2/files/0x0003000000022a71-14.dat	upx
behavioral2/memory/1968-33-0x0000000000310000-0x0000000000327000-memory.dmp	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"	2397ab24894b199cbe28fbed9caad53d_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	2397ab24894b199cbe28fbed9caad53d_JaffaCakes118.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2356	2397ab24894b199cbe28fbed9caad53d_JaffaCakes118.exe
Token: SeDebugPrivilege	1968	CTS.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 4916	2356	2397ab24894b199cbe28fbed9caad53d_JaffaCakes118.exe	82
PID 2356 wrote to memory of 4916	2356	2397ab24894b199cbe28fbed9caad53d_JaffaCakes118.exe	82
PID 2356 wrote to memory of 4916	2356	2397ab24894b199cbe28fbed9caad53d_JaffaCakes118.exe	82
PID 2356 wrote to memory of 1968	2356	2397ab24894b199cbe28fbed9caad53d_JaffaCakes118.exe	83
PID 2356 wrote to memory of 1968	2356	2397ab24894b199cbe28fbed9caad53d_JaffaCakes118.exe	83
PID 2356 wrote to memory of 1968	2356	2397ab24894b199cbe28fbed9caad53d_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\2397ab24894b199cbe28fbed9caad53d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2397ab24894b199cbe28fbed9caad53d_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2356
- C:\Users\Admin\AppData\Local\Temp\QqNvRAgQTbgyLNk.exe
  C:\Users\Admin\AppData\Local\Temp\QqNvRAgQTbgyLNk.exe
  2⤵
  - Executes dropped EXE
  PID:4916
- 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:1968

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
605KB

MD5
a750ebe10cc31fbb27e3b66731b2e77c

SHA1
2ca7a8f30a538af1d9be5d58da396dd951e51fec

SHA256
a8db479614f0ed1177628a791d1401dae129f232c9969ceef2ca8b35df449121

SHA512
3189a585413973284df6fc3fb7b14dbdf02fdc94b6e8b6278cbb0edf9f404f5903e77160421881e60bccdbb3f534717b3e6f35cc6ccee2123c49b93f186ca23b

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

Filesize
64KB

MD5
a32a382b8a5a906e03a83b4f3e5b7a9b

SHA1
11e2bdd0798761f93cce363329996af6c17ed796

SHA256
75f12ea2f30d9c0d872dade345f30f562e6d93847b6a509ba53beec6d0b2c346

SHA512
ec87dd957be21b135212454646dcabdd7ef9442cf714e2c1f6b42b81f0c3fa3b1875bde9a8b538e8a0aa2190225649c29e9ed0f25176e7659e55e422dd4efe4c

Download Submit
C:\Windows\CTS.exe

Filesize
284KB

MD5
052ffeb64cb84956f1082288a71dbf24

SHA1
074dc8c874225da4fe4e8fc9a14d38da7a7dcb0f

SHA256
6b1d40b69eeb936ad37e2184765dd97fed1b0fa2158b6cfbbef5690c302d55cf

SHA512
03918388009d1327b92ea19569853cbfa0afa9952ae65c0e2f2f8cd3ffc09df285946535ca1605a90197169c9eb8ea9ed7d74934190e542e08e6e7de260656e1

Download Submit
memory/1968-9-0x0000000000310000-0x0000000000327000-memory.dmp

Filesize
92KB

Download
memory/1968-33-0x0000000000310000-0x0000000000327000-memory.dmp

Filesize
92KB

Download
memory/2356-0-0x0000000000FE0000-0x0000000000FF7000-memory.dmp

Filesize
92KB

Download
memory/2356-8-0x0000000000FE0000-0x0000000000FF7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads