b4fe448064bd73c7c3d3d6e594fda0c29d59bbfc09d629e06d76ae4d101eeaf0

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04-10-2024 07:04

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General

Target

1252c8d9d8101cba82ac58077b236ed9_JaffaCakes118.exe
Size

743KB
MD5

1252c8d9d8101cba82ac58077b236ed9
SHA1

93088b414ed2c0f76085eaedf177340db2179e16
SHA256

b4fe448064bd73c7c3d3d6e594fda0c29d59bbfc09d629e06d76ae4d101eeaf0
SHA512

a1a6be67a83c286100631a3fbe12822adfb1e9f09c58da64d94a2c9b5046082f7e0bfafb25bc74aa60a4f0a1f7421e1e14fcf776a7d36cb97eda5ad2b19ad2cf
SSDEEP

12288:SfUfEpv+lDZwJ+3rU/orUZoPEMscDQRYHKwcpJK1diHa2hM7GUYQ9lw8sc:bQmDZ33rUArUOPPQ6gudiOYQnX/

Score

10^/10

credential_access spyware stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
Smtp.gmail.com
Port:
587
Username:
[email protected]
Password:
slapperz

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	1252c8d9d8101cba82ac58077b236ed9_JaffaCakes118.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\winlogin.exe	asdf.exe
File created	C:\users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\winlogin.exe	asdf.exe

Executes dropped EXE 2 IoCs

pid	Process
4124	asdf.exe
1412	Microsoftnet.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly\Desktop.ini	1252c8d9d8101cba82ac58077b236ed9_JaffaCakes118.exe
File created	C:\Windows\assembly\Desktop.ini	1252c8d9d8101cba82ac58077b236ed9_JaffaCakes118.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
22	whatismyip.com

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	1252c8d9d8101cba82ac58077b236ed9_JaffaCakes118.exe
File created	C:\Windows\assembly\Desktop.ini	1252c8d9d8101cba82ac58077b236ed9_JaffaCakes118.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	1252c8d9d8101cba82ac58077b236ed9_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4124	asdf.exe
4124	asdf.exe
4124	asdf.exe
4124	asdf.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1412	Microsoftnet.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4124	asdf.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1412	Microsoftnet.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1260 wrote to memory of 4124	1260	1252c8d9d8101cba82ac58077b236ed9_JaffaCakes118.exe	82
PID 1260 wrote to memory of 4124	1260	1252c8d9d8101cba82ac58077b236ed9_JaffaCakes118.exe	82
PID 4124 wrote to memory of 1412	4124	asdf.exe	84
PID 4124 wrote to memory of 1412	4124	asdf.exe	84

C:\Users\Admin\AppData\Local\Temp\1252c8d9d8101cba82ac58077b236ed9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1252c8d9d8101cba82ac58077b236ed9_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1260
- C:\Users\Admin\AppData\Local\Temp\asdf.exe
  "C:\Users\Admin\AppData\Local\Temp\asdf.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4124
- - C:\Users\Admin\AppData\Local\Temp\Microsoftnet.exe
    C:\Users\Admin\AppData\Local\Temp\Microsoftnet.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1412

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
18KB

MD5
ddaa9ac21ce4316190e2a8780f9aa4d2

SHA1
0721e72c05adf6eae41d1af7fb4a47463a7a2202

SHA256
5daea85cf593f2bae2877b407bb1f774f030a70fd4f28167e1accea350176960

SHA512
17b74eda39863bf4738275b6b2df7429f6bbf0cbc43445f19e3dfd2cfa8e78907e33d39fdf5dee0652cf9676e0bb05889a05ae9c5dffa787012da6ba25594d1d

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

Filesize
523KB

MD5
c4be24f7b85a8ac66adae0b51f9f3ad3

SHA1
49981edfecd96cfeb084dfd97505b664dd814adc

SHA256
9c657ec02e1b2a1df1c970422fc916bc8467103205061d2dbb3f0a06fd9eda18

SHA512
e0e261cf6fd053348d09cf554207c2959e813f3fafaf60518b5f8b30326d7a87442734d0a8fb94c4234f461d622416e09289841b392a97ff5578f683635a0455

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

Filesize
182KB

MD5
418b25cd602de50def4a19a924331a3b

SHA1
52db66a78be7f9763ea2faacf75c83efcbba41d7

SHA256
5dc72ffa7cd14e3b30c1d485c9cd4e697eb2ed18b38842a94659ae44b7db5dfe

SHA512
2416ad6fd904cf3b8fbe70f7379cc6aa33707b880ed01e22598a83d1789b6f3efd54f89790a6ced3211848785d21c5ba5dc096bbd8a310692019b069a1823e18

Download Submit
memory/1260-8-0x00000000016E0000-0x00000000016E6000-memory.dmp

Filesize
24KB

Download
memory/1260-2-0x000000001BDA0000-0x000000001BE46000-memory.dmp

Filesize
664KB

Download
memory/1260-5-0x00007FFFFF640000-0x00007FFFFFFE1000-memory.dmp

Filesize
9.6MB

Download
memory/1260-6-0x0000000001680000-0x0000000001688000-memory.dmp

Filesize
32KB

Download
memory/1260-7-0x000000001CA90000-0x000000001CADC000-memory.dmp

Filesize
304KB

Download
memory/1260-3-0x000000001C390000-0x000000001C85E000-memory.dmp

Filesize
4.8MB

Download
memory/1260-11-0x00007FFFFF640000-0x00007FFFFFFE1000-memory.dmp

Filesize
9.6MB

Download
memory/1260-4-0x000000001C900000-0x000000001C99C000-memory.dmp

Filesize
624KB

Download
memory/1260-1-0x00007FFFFF640000-0x00007FFFFFFE1000-memory.dmp

Filesize
9.6MB

Download
memory/1260-0-0x00007FFFFF8F5000-0x00007FFFFF8F6000-memory.dmp

Filesize
4KB

Download
memory/1260-51-0x00007FFFFF640000-0x00007FFFFFFE1000-memory.dmp

Filesize
9.6MB

Download
memory/1260-48-0x00007FFFFF640000-0x00007FFFFFFE1000-memory.dmp

Filesize
9.6MB

Download
memory/1260-35-0x00007FFFFF640000-0x00007FFFFFFE1000-memory.dmp

Filesize
9.6MB

Download
memory/1260-47-0x00007FFFFF8F5000-0x00007FFFFF8F6000-memory.dmp

Filesize
4KB

Download
memory/4124-30-0x00007FFFFF640000-0x00007FFFFFFE1000-memory.dmp

Filesize
9.6MB

Download
memory/4124-38-0x00007FFFFF640000-0x00007FFFFFFE1000-memory.dmp

Filesize
9.6MB

Download
memory/4124-39-0x00007FFFFF640000-0x00007FFFFFFE1000-memory.dmp

Filesize
9.6MB

Download
memory/4124-40-0x000000001F530000-0x000000001F83E000-memory.dmp

Filesize
3.1MB

Download
memory/4124-37-0x0000000000970000-0x000000000097C000-memory.dmp

Filesize
48KB

Download
memory/4124-36-0x000000001C7C0000-0x000000001C822000-memory.dmp

Filesize
392KB

Download
memory/4124-33-0x00007FFFFF640000-0x00007FFFFFFE1000-memory.dmp

Filesize
9.6MB

Download
memory/4124-49-0x00007FFFFF640000-0x00007FFFFFFE1000-memory.dmp

Filesize
9.6MB

Download
memory/4124-32-0x00007FFFFF640000-0x00007FFFFFFE1000-memory.dmp

Filesize
9.6MB

Download