Analysis
-
max time kernel
149s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
01-07-2024 12:01
Static task
static1
Behavioral task
behavioral1
Sample
1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exe
Resource
win10v2004-20240611-en
General
-
Target
1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exe
-
Size
533KB
-
MD5
1b38c1e6bece1fbfd546f1016a6b17d7
-
SHA1
d129c05f313c86e9186a7753ffc6e5189d0a84f2
-
SHA256
eed1ff326beb0779b3fefef65ca73bec04723ccc72db283557aa6a73a28a3d1f
-
SHA512
8fd05e40c4b4f775b9f1d6b19382d5b8d1424c8bc176c0885c25e8b07174200dc9ba909e4d83dc920e745cd9316fc698242a1d674f805cde9882740b77ec9d1b
-
SSDEEP
6144:PDMAYloj1/L8YEAQwgG5hRCEdMZpj7Sfav0bI8rd6SlV9RNbPtQN:PDMAzjN4YEAFTC+MaPbI8J6SlTPs
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.privateemail.com - Port:
587 - Username:
[email protected] - Password:
godisgreat
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
AgentTesla payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3312-14-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Executes dropped EXE 1 IoCs
Processes:
InstallUtil.exepid process 3312 InstallUtil.exe -
Obfuscated with Agile.Net obfuscator 1 IoCs
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
Processes:
resource yara_rule behavioral2/memory/1960-6-0x00000000062D0000-0x00000000062F8000-memory.dmp agile_net -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
InstallUtil.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exedescription pid process target process PID 1960 set thread context of 3312 1960 1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exe InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exeInstallUtil.exepid process 1960 1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exe 1960 1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exe 3312 InstallUtil.exe 3312 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exeInstallUtil.exedescription pid process Token: SeDebugPrivilege 1960 1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exe Token: SeDebugPrivilege 3312 InstallUtil.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
InstallUtil.exepid process 3312 InstallUtil.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exedescription pid process target process PID 1960 wrote to memory of 3312 1960 1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exe InstallUtil.exe PID 1960 wrote to memory of 3312 1960 1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exe InstallUtil.exe PID 1960 wrote to memory of 3312 1960 1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exe InstallUtil.exe PID 1960 wrote to memory of 3312 1960 1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exe InstallUtil.exe PID 1960 wrote to memory of 3312 1960 1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exe InstallUtil.exe PID 1960 wrote to memory of 3312 1960 1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exe InstallUtil.exe PID 1960 wrote to memory of 3312 1960 1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exe InstallUtil.exe PID 1960 wrote to memory of 3312 1960 1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exe InstallUtil.exe -
outlook_office_path 1 IoCs
Processes:
InstallUtil.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
outlook_win_path 1 IoCs
Processes:
InstallUtil.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\1b38c1e6bece1fbfd546f1016a6b17d7_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exeFilesize
41KB
MD55d4073b2eb6d217c19f2b22f21bf8d57
SHA1f0209900fbf08d004b886a0b3ba33ea2b0bf9da8
SHA256ac1a3f21fcc88f9cee7bf51581eafba24cc76c924f0821deb2afdf1080ddf3d3
SHA5129ac94880684933ba3407cdc135abc3047543436567af14cd9269c4adc5a6535db7b867d6de0d6238a21b94e69f9890dbb5739155871a624520623a7e56872159
-
memory/1960-11-0x0000000006BE0000-0x0000000006BF4000-memory.dmpFilesize
80KB
-
memory/1960-3-0x0000000004E20000-0x0000000004EB2000-memory.dmpFilesize
584KB
-
memory/1960-12-0x00000000091E0000-0x00000000091E6000-memory.dmpFilesize
24KB
-
memory/1960-4-0x0000000004EC0000-0x0000000004F5C000-memory.dmpFilesize
624KB
-
memory/1960-5-0x0000000074B10000-0x00000000752C0000-memory.dmpFilesize
7.7MB
-
memory/1960-6-0x00000000062D0000-0x00000000062F8000-memory.dmpFilesize
160KB
-
memory/1960-7-0x0000000006370000-0x00000000063D6000-memory.dmpFilesize
408KB
-
memory/1960-8-0x0000000006330000-0x0000000006352000-memory.dmpFilesize
136KB
-
memory/1960-1-0x0000000000350000-0x00000000003DC000-memory.dmpFilesize
560KB
-
memory/1960-0-0x0000000074B1E000-0x0000000074B1F000-memory.dmpFilesize
4KB
-
memory/1960-18-0x0000000074B10000-0x00000000752C0000-memory.dmpFilesize
7.7MB
-
memory/1960-2-0x0000000005330000-0x00000000058D4000-memory.dmpFilesize
5.6MB
-
memory/1960-9-0x0000000074B10000-0x00000000752C0000-memory.dmpFilesize
7.7MB
-
memory/3312-19-0x0000000074B10000-0x00000000752C0000-memory.dmpFilesize
7.7MB
-
memory/3312-26-0x0000000074B10000-0x00000000752C0000-memory.dmpFilesize
7.7MB
-
memory/3312-20-0x0000000074B10000-0x00000000752C0000-memory.dmpFilesize
7.7MB
-
memory/3312-21-0x00000000058F0000-0x0000000005908000-memory.dmpFilesize
96KB
-
memory/3312-22-0x0000000074B10000-0x00000000752C0000-memory.dmpFilesize
7.7MB
-
memory/3312-23-0x00000000064F0000-0x0000000006540000-memory.dmpFilesize
320KB
-
memory/3312-24-0x0000000006660000-0x000000000666A000-memory.dmpFilesize
40KB
-
memory/3312-25-0x0000000074B10000-0x00000000752C0000-memory.dmpFilesize
7.7MB
-
memory/3312-14-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB