Analysis
-
max time kernel
141s -
max time network
20s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
04-01-2025 23:43
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe
Resource
win7-20241010-en
General
-
Target
JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe
-
Size
993KB
-
MD5
7d42677fc239c680072d15890a8c5410
-
SHA1
3f35ba4c1dc548cd34c95e136cbfe0b8cfada3e8
-
SHA256
ecf14ffceb6140d4be7e16f0a5f622bd18177a285a44fa0d8e35aad56c63767e
-
SHA512
3d2d0858fa329eb59c9e8f99627e1a37f1b59c5a75a901cceae88b002d3f0d2c259843141c07929667ed2c257d122857dac28fb78e25e02ed178bee8e573cc31
-
SSDEEP
24576:enyoo5DoPjLc4v0O9UBpBApdhnTQ08FahVGnB8H:envj0QXdhnTQ08FainU
Malware Config
Signatures
-
ISR Stealer
ISR Stealer is a modified version of Hackhound Stealer written in visual basic.
-
ISR Stealer payload 6 IoCs
resource yara_rule behavioral1/memory/2780-102-0x0000000000400000-0x0000000000474000-memory.dmp family_isrstealer behavioral1/memory/2780-199-0x0000000000400000-0x0000000000474000-memory.dmp family_isrstealer behavioral1/memory/2928-115-0x0000000000400000-0x0000000000477000-memory.dmp family_isrstealer behavioral1/memory/2928-90-0x0000000000400000-0x0000000000477000-memory.dmp family_isrstealer behavioral1/memory/2928-88-0x0000000000400000-0x0000000000477000-memory.dmp family_isrstealer behavioral1/memory/2780-213-0x0000000000400000-0x0000000000474000-memory.dmp family_isrstealer -
Isrstealer family
-
Detected Nirsoft tools 8 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral1/memory/1636-194-0x0000000000400000-0x000000000041F000-memory.dmp Nirsoft behavioral1/memory/1720-191-0x0000000000400000-0x0000000000426000-memory.dmp Nirsoft behavioral1/memory/1720-177-0x0000000000400000-0x0000000000426000-memory.dmp Nirsoft behavioral1/memory/2996-154-0x0000000000400000-0x0000000000454000-memory.dmp Nirsoft behavioral1/memory/2996-149-0x0000000000400000-0x0000000000454000-memory.dmp Nirsoft behavioral1/memory/2996-146-0x0000000000400000-0x0000000000454000-memory.dmp Nirsoft behavioral1/memory/1636-205-0x0000000000400000-0x000000000041F000-memory.dmp Nirsoft behavioral1/memory/1720-210-0x0000000000400000-0x0000000000426000-memory.dmp Nirsoft -
NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/1636-194-0x0000000000400000-0x000000000041F000-memory.dmp MailPassView behavioral1/memory/1636-205-0x0000000000400000-0x000000000041F000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/2996-154-0x0000000000400000-0x0000000000454000-memory.dmp WebBrowserPassView behavioral1/memory/2996-149-0x0000000000400000-0x0000000000454000-memory.dmp WebBrowserPassView behavioral1/memory/2996-146-0x0000000000400000-0x0000000000454000-memory.dmp WebBrowserPassView -
Executes dropped EXE 8 IoCs
pid Process 636 keygen.exe 1144 c.exe 2928 c.exe 2780 c.exe 2412 c.exe 2996 c.exe 1720 c.exe 1636 c.exe -
Loads dropped DLL 34 IoCs
pid Process 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 636 keygen.exe 636 keygen.exe 636 keygen.exe 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 1144 c.exe 1144 c.exe 1144 c.exe 1144 c.exe 2928 c.exe 1144 c.exe 2928 c.exe 2928 c.exe 2780 c.exe 2780 c.exe 2780 c.exe 2780 c.exe 2412 c.exe 2412 c.exe 2412 c.exe 2412 c.exe 2412 c.exe 2996 c.exe 2996 c.exe 2996 c.exe 2412 c.exe 1720 c.exe 1720 c.exe 1720 c.exe 1636 c.exe 1636 c.exe 1636 c.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts c.exe -
Suspicious use of SetThreadContext 7 IoCs
description pid Process procid_target PID 1144 set thread context of 2928 1144 c.exe 31 PID 1144 set thread context of 2780 1144 c.exe 32 PID 2928 set thread context of 0 2928 c.exe PID 2780 set thread context of 2412 2780 c.exe 33 PID 2412 set thread context of 2996 2412 c.exe 34 PID 2412 set thread context of 1720 2412 c.exe 35 PID 2412 set thread context of 1636 2412 c.exe 36 -
resource yara_rule behavioral1/files/0x000d00000001225c-3.dat upx behavioral1/memory/636-13-0x0000000000B00000-0x0000000000B18000-memory.dmp upx behavioral1/files/0x00100000000162e9-25.dat upx behavioral1/memory/1144-32-0x0000000000400000-0x0000000000710000-memory.dmp upx behavioral1/memory/2928-71-0x0000000000400000-0x0000000000477000-memory.dmp upx behavioral1/memory/2780-102-0x0000000000400000-0x0000000000474000-memory.dmp upx behavioral1/memory/2780-98-0x0000000000400000-0x0000000000474000-memory.dmp upx behavioral1/memory/636-106-0x0000000000B00000-0x0000000000B18000-memory.dmp upx behavioral1/memory/1720-169-0x0000000000400000-0x0000000000426000-memory.dmp upx behavioral1/memory/1636-194-0x0000000000400000-0x000000000041F000-memory.dmp upx behavioral1/memory/1720-191-0x0000000000400000-0x0000000000426000-memory.dmp upx behavioral1/memory/1636-183-0x0000000000400000-0x000000000041F000-memory.dmp upx behavioral1/memory/1636-181-0x0000000000400000-0x000000000041F000-memory.dmp upx behavioral1/memory/1720-177-0x0000000000400000-0x0000000000426000-memory.dmp upx behavioral1/memory/1720-176-0x0000000000400000-0x0000000000426000-memory.dmp upx behavioral1/memory/1720-172-0x0000000000400000-0x0000000000426000-memory.dmp upx behavioral1/memory/2780-199-0x0000000000400000-0x0000000000474000-memory.dmp upx behavioral1/memory/2928-64-0x0000000000400000-0x0000000000477000-memory.dmp upx behavioral1/memory/2928-115-0x0000000000400000-0x0000000000477000-memory.dmp upx behavioral1/memory/1144-107-0x0000000000400000-0x0000000000710000-memory.dmp upx behavioral1/memory/2780-94-0x0000000000400000-0x0000000000474000-memory.dmp upx behavioral1/memory/2780-92-0x0000000000400000-0x0000000000474000-memory.dmp upx behavioral1/memory/2928-90-0x0000000000400000-0x0000000000477000-memory.dmp upx behavioral1/memory/2928-88-0x0000000000400000-0x0000000000477000-memory.dmp upx behavioral1/memory/2780-86-0x0000000000400000-0x0000000000474000-memory.dmp upx behavioral1/memory/2780-84-0x0000000000400000-0x0000000000474000-memory.dmp upx behavioral1/memory/2928-61-0x0000000000400000-0x0000000000477000-memory.dmp upx behavioral1/memory/2928-81-0x0000000000400000-0x0000000000477000-memory.dmp upx behavioral1/memory/2928-59-0x0000000000400000-0x0000000000477000-memory.dmp upx behavioral1/memory/1636-205-0x0000000000400000-0x000000000041F000-memory.dmp upx behavioral1/memory/1720-210-0x0000000000400000-0x0000000000426000-memory.dmp upx behavioral1/memory/2780-213-0x0000000000400000-0x0000000000474000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 9 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language keygen.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1720 c.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1144 c.exe 2780 c.exe 2928 c.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2344 wrote to memory of 636 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 29 PID 2344 wrote to memory of 636 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 29 PID 2344 wrote to memory of 636 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 29 PID 2344 wrote to memory of 636 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 29 PID 2344 wrote to memory of 636 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 29 PID 2344 wrote to memory of 636 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 29 PID 2344 wrote to memory of 636 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 29 PID 2344 wrote to memory of 1144 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 30 PID 2344 wrote to memory of 1144 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 30 PID 2344 wrote to memory of 1144 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 30 PID 2344 wrote to memory of 1144 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 30 PID 2344 wrote to memory of 1144 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 30 PID 2344 wrote to memory of 1144 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 30 PID 2344 wrote to memory of 1144 2344 JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe 30 PID 1144 wrote to memory of 2928 1144 c.exe 31 PID 1144 wrote to memory of 2928 1144 c.exe 31 PID 1144 wrote to memory of 2928 1144 c.exe 31 PID 1144 wrote to memory of 2928 1144 c.exe 31 PID 1144 wrote to memory of 2928 1144 c.exe 31 PID 1144 wrote to memory of 2928 1144 c.exe 31 PID 1144 wrote to memory of 2928 1144 c.exe 31 PID 1144 wrote to memory of 2928 1144 c.exe 31 PID 1144 wrote to memory of 2928 1144 c.exe 31 PID 1144 wrote to memory of 2928 1144 c.exe 31 PID 1144 wrote to memory of 2928 1144 c.exe 31 PID 1144 wrote to memory of 2780 1144 c.exe 32 PID 1144 wrote to memory of 2780 1144 c.exe 32 PID 1144 wrote to memory of 2780 1144 c.exe 32 PID 1144 wrote to memory of 2780 1144 c.exe 32 PID 1144 wrote to memory of 2780 1144 c.exe 32 PID 1144 wrote to memory of 2780 1144 c.exe 32 PID 1144 wrote to memory of 2780 1144 c.exe 32 PID 1144 wrote to memory of 2780 1144 c.exe 32 PID 1144 wrote to memory of 2780 1144 c.exe 32 PID 1144 wrote to memory of 2780 1144 c.exe 32 PID 1144 wrote to memory of 2780 1144 c.exe 32 PID 2780 wrote to memory of 2412 2780 c.exe 33 PID 2780 wrote to memory of 2412 2780 c.exe 33 PID 2780 wrote to memory of 2412 2780 c.exe 33 PID 2780 wrote to memory of 2412 2780 c.exe 33 PID 2780 wrote to memory of 2412 2780 c.exe 33 PID 2780 wrote to memory of 2412 2780 c.exe 33 PID 2780 wrote to memory of 2412 2780 c.exe 33 PID 2780 wrote to memory of 2412 2780 c.exe 33 PID 2780 wrote to memory of 2412 2780 c.exe 33 PID 2780 wrote to memory of 2412 2780 c.exe 33 PID 2780 wrote to memory of 2412 2780 c.exe 33 PID 2780 wrote to memory of 2412 2780 c.exe 33 PID 2780 wrote to memory of 2412 2780 c.exe 33 PID 2780 wrote to memory of 2412 2780 c.exe 33 PID 2780 wrote to memory of 2412 2780 c.exe 33 PID 2412 wrote to memory of 2996 2412 c.exe 34 PID 2412 wrote to memory of 2996 2412 c.exe 34 PID 2412 wrote to memory of 2996 2412 c.exe 34 PID 2412 wrote to memory of 2996 2412 c.exe 34 PID 2412 wrote to memory of 2996 2412 c.exe 34 PID 2412 wrote to memory of 2996 2412 c.exe 34 PID 2412 wrote to memory of 2996 2412 c.exe 34 PID 2412 wrote to memory of 2996 2412 c.exe 34 PID 2412 wrote to memory of 2996 2412 c.exe 34 PID 2412 wrote to memory of 1720 2412 c.exe 35 PID 2412 wrote to memory of 1720 2412 c.exe 35 PID 2412 wrote to memory of 1720 2412 c.exe 35 PID 2412 wrote to memory of 1720 2412 c.exe 35
Processes
-
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7d42677fc239c680072d15890a8c5410.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2344 -
C:\Users\Admin\AppData\Local\Temp\keygen.exe"C:\Users\Admin\AppData\Local\Temp\keygen.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:636
-
-
C:\Users\Admin\AppData\Local\Temp\c.exe"C:\Users\Admin\AppData\Local\Temp\c.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1144 -
C:\Users\Admin\AppData\Local\Temp\c.exe"C:\Users\Admin\AppData\Local\Temp\c.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2928
-
-
C:\Users\Admin\AppData\Local\Temp\c.exe"C:\Users\Admin\AppData\Local\Temp\c.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2780 -
C:\Users\Admin\AppData\Local\Temp\c.exe"C:\Users\Admin\AppData\Local\Temp\c.exe"4⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2412 -
C:\Users\Admin\AppData\Local\Temp\c.exe"C:\Users\Admin\AppData\Local\Temp\c.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data.dmp5⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2996
-
-
C:\Users\Admin\AppData\Local\Temp\c.exe"C:\Users\Admin\AppData\Local\Temp\c.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data1.dmp5⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1720
-
-
C:\Users\Admin\AppData\Local\Temp\c.exe"C:\Users\Admin\AppData\Local\Temp\c.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data2.dmp5⤵
- Executes dropped EXE
- Loads dropped DLL
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:1636
-
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
941KB
MD5732a902d8e4c99ec011e54568bff180e
SHA10650d5bec1c983c1fdfa302ef39fe7bd95ca46c8
SHA256867b485a107f98d9beb1100921716321c575c1aeffb673aa3af56f28e873fbec
SHA512f9ebb40e915c4a950afce59830a6f81df0266c7333ae7b250af595d1b5612ba0f55806998892507c290391481580f2f7ce7df85f37344848ff527060a542d85d
-
Filesize
42KB
MD518a24fcdcd61db7931c2dbd133022e4a
SHA17113229040e1a7405c5165c72753ac295c9f0cba
SHA2564e0bb0b5faa17f86524919b323f178b64ac52dc1a852f76f6a8c4f8cc8ea2916
SHA51268166e62d9da3cd082e49a44ddda82c2b6f6adeabfa385519bf4a1dd558c7d566df672650b066b7741e5d256b633ddd9f3be0cc35c9157064520ab94891bfc90