7d18ef7e09d479005398be7866089567503298019f6c5a6a31290fdcc418aa67

Analysis

max time kernel
142s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
11-04-2024 01:04

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General

Target

ec5d5186d8d85beb1f509bf53f0c7687_JaffaCakes118.exe
Size

71KB
MD5

ec5d5186d8d85beb1f509bf53f0c7687
SHA1

925ca8d0ed42b8e7460aade3ca45e115038285cc
SHA256

7d18ef7e09d479005398be7866089567503298019f6c5a6a31290fdcc418aa67
SHA512

ad335f7f6c35d72be356bafcbef779b98f3f9a08416f84d7521f853339f8d907c06bf2beec99c64f3b8c035d6875aa271932aab923b8ba382f50844c6a67386a
SSDEEP

1536:s9Z3KcR4mjD9r8226+d9Z3KcR4mjD9r8226+S1:sr3KcWmjRrzSdr3KcWmjRrzSS1

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1048	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/2028-0-0x0000000000DA0000-0x0000000000DB7000-memory.dmp	upx
behavioral1/files/0x001e000000012772-7.dat	upx
behavioral1/memory/2028-8-0x0000000000DA0000-0x0000000000DB7000-memory.dmp	upx
behavioral1/memory/1048-13-0x0000000000EF0000-0x0000000000F07000-memory.dmp	upx
behavioral1/files/0x000d0000000122c2-15.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"	ec5d5186d8d85beb1f509bf53f0c7687_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	ec5d5186d8d85beb1f509bf53f0c7687_JaffaCakes118.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2028	ec5d5186d8d85beb1f509bf53f0c7687_JaffaCakes118.exe
Token: SeDebugPrivilege	1048	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 1048	2028	ec5d5186d8d85beb1f509bf53f0c7687_JaffaCakes118.exe	28
PID 2028 wrote to memory of 1048	2028	ec5d5186d8d85beb1f509bf53f0c7687_JaffaCakes118.exe	28
PID 2028 wrote to memory of 1048	2028	ec5d5186d8d85beb1f509bf53f0c7687_JaffaCakes118.exe	28
PID 2028 wrote to memory of 1048	2028	ec5d5186d8d85beb1f509bf53f0c7687_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\ec5d5186d8d85beb1f509bf53f0c7687_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ec5d5186d8d85beb1f509bf53f0c7687_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2028
- 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:1048

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\asOH7OO3maxxBtu.exe

Filesize
71KB

MD5
d83fb3ef82a77565f3efc6e83be4d787

SHA1
c0e74a44fa01b07edb721848d0d6d001e4a387c7

SHA256
22924dca88b2d35b002edbb448a5dbcf0eb8223687cb0fd21d2530d0b293fff8

SHA512
a5ca90dd6e64aeffbd25f435578cf6cf6975b195dd8bc1567ade6613605fa22addc55e06db8f9ec1a80265e62edb1c35ea52a98126f5f044e96649005d6d5fbd

Download Submit
C:\Windows\CTS.exe

Filesize
71KB

MD5
57dc894376d6ffbf9af1929bd6688b6c

SHA1
cf5f1891e39142f13d3f007e2957a0d302efafff

SHA256
25001e3946468d3aa0f86f1ae322fb8354fc1c96052227346c41fb12d63fa129

SHA512
922c081df01cdcaef8cf91a484bdfe1c412a5e716aada86b3f3f61e020173cc9bd8318c072eff7f59140687fdaf3a722d62fc4c56891f906797a909da311dab1

Download Submit
memory/1048-13-0x0000000000EF0000-0x0000000000F07000-memory.dmp

Filesize
92KB

Download
memory/2028-0-0x0000000000DA0000-0x0000000000DB7000-memory.dmp

Filesize
92KB

Download
memory/2028-11-0x0000000000120000-0x0000000000137000-memory.dmp

Filesize
92KB

Download
memory/2028-12-0x0000000000120000-0x0000000000137000-memory.dmp

Filesize
92KB

Download
memory/2028-8-0x0000000000DA0000-0x0000000000DB7000-memory.dmp

Filesize
92KB

Download
memory/2028-19-0x0000000000120000-0x0000000000137000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads