45f00f824e70b39b4f43e20f0ebb2fa81eb24394178ec99359ac3101f31285bf

Analysis

max time kernel
140s
max time network
120s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
25/06/2024, 02:04

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General

Target

0bf6b46d6516eadca0663fec90af45b3_JaffaCakes118.exe
Size

28KB
MD5

0bf6b46d6516eadca0663fec90af45b3
SHA1

43fd774505e181b1629f23d9dfb7bef5ed2b284a
SHA256

45f00f824e70b39b4f43e20f0ebb2fa81eb24394178ec99359ac3101f31285bf
SHA512

11d81579509d0cc90aafedd80a8612797698a4ffdbde352d049228ad44135f050577a580b07c5d789e5353fd0568404c8c00c636636fcd61cf9ba392a45f34ce
SSDEEP

768:eyX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIoKvJ:egKcR4mjD9r82hJ

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1912	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
behavioral1/memory/3012-0-0x0000000000100000-0x0000000000117000-memory.dmp	upx
behavioral1/files/0x0037000000015c9b-10.dat	upx
behavioral1/memory/1912-11-0x00000000002E0000-0x00000000002F7000-memory.dmp	upx
behavioral1/memory/3012-9-0x0000000000100000-0x0000000000117000-memory.dmp	upx
behavioral1/files/0x000c00000001228a-14.dat	upx
behavioral1/memory/1912-16-0x00000000002E0000-0x00000000002F7000-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"	0bf6b46d6516eadca0663fec90af45b3_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	0bf6b46d6516eadca0663fec90af45b3_JaffaCakes118.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3012	0bf6b46d6516eadca0663fec90af45b3_JaffaCakes118.exe
Token: SeDebugPrivilege	1912	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 1912	3012	0bf6b46d6516eadca0663fec90af45b3_JaffaCakes118.exe	28
PID 3012 wrote to memory of 1912	3012	0bf6b46d6516eadca0663fec90af45b3_JaffaCakes118.exe	28
PID 3012 wrote to memory of 1912	3012	0bf6b46d6516eadca0663fec90af45b3_JaffaCakes118.exe	28
PID 3012 wrote to memory of 1912	3012	0bf6b46d6516eadca0663fec90af45b3_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\0bf6b46d6516eadca0663fec90af45b3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0bf6b46d6516eadca0663fec90af45b3_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3012
- 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:1912

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\2yf1XY1a08gNP4K.exe

Filesize
28KB

MD5
4647d0111b5decb395766b0e2e860fb2

SHA1
562d650d6ddd605d56b5b41d4435e2d212e28a16

SHA256
d64ca8ec388152b292f9c5b7c0078155c545335afa78ffcd90193c51dcdbf766

SHA512
b6efadb860fcdc969a796a6716cfd8165581e88e309fcfa139cf92c7b05e5bfef0ac7818abe97f9cd99ba1d2f7a71610553e0a029e56ca7a441bfd53efaf1c5d

Download Submit
C:\Windows\CTS.exe

Filesize
28KB

MD5
e6150447c894ade7b2b9ee88d5933922

SHA1
dc62f7f9ff1a492adadbc8b6321c0b7b9cd973d1

SHA256
b612d46644d0e4a3829c4d6715f71d979103aa487624805363b36f5b4f92b118

SHA512
d6db2b459723005662a646357bd60ab6e5cf77ab4f83868c91e725e45c32b44900c32724883df6aa4a0e85cbf7441bea159334f3080cfe8e7acec540aa996ff0

Download Submit
memory/1912-11-0x00000000002E0000-0x00000000002F7000-memory.dmp

Filesize
92KB

Download
memory/1912-16-0x00000000002E0000-0x00000000002F7000-memory.dmp

Filesize
92KB

Download
memory/3012-0-0x0000000000100000-0x0000000000117000-memory.dmp

Filesize
92KB

Download
memory/3012-9-0x0000000000100000-0x0000000000117000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads