Analysis
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max time kernel
30s -
max time network
24s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
18-09-2024 19:19
Static task
static1
Behavioral task
behavioral1
Sample
e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe
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Size
4.3MB
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MD5
e9cf8e1b64add31f221d25e33f4deaed
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SHA1
ed615268f7b3858808458f1bec209facdfcdd5b7
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SHA256
dd4b08458519d8396e116bc4971a8181a0e2977776070e958f5c9d74e16b48b8
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SHA512
d6c46dbfacf18ecc1f5dde7899be6207747de24b90d540d17116e4617847df2bef700b166d572604dbc911d923bffc2fb252e2e0a605456af2026cf34b5dd400
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SSDEEP
6144:7/m9kF4LhB959Ak24Fa8yVRasuSuvfQ1dskAsaJraBCDorAB:bfFWB9bpFatVMPfgsVpraB
Malware Config
Signatures
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ISR Stealer
ISR Stealer is a modified version of Hackhound Stealer written in visual basic.
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ISR Stealer payload 5 IoCs
resource yara_rule behavioral1/memory/2416-11-0x0000000000400000-0x0000000000435000-memory.dmp family_isrstealer behavioral1/memory/2416-7-0x0000000000400000-0x0000000000435000-memory.dmp family_isrstealer behavioral1/memory/2416-16-0x0000000000400000-0x0000000000435000-memory.dmp family_isrstealer behavioral1/memory/2416-27-0x0000000000400000-0x0000000000435000-memory.dmp family_isrstealer behavioral1/memory/2416-31-0x0000000000400000-0x0000000000435000-memory.dmp family_isrstealer -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Deletes itself 1 IoCs
pid Process 2840 cmd.exe -
resource yara_rule behavioral1/memory/2868-22-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2868-19-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2868-21-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2868-20-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2868-17-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2868-25-0x0000000000400000-0x0000000000453000-memory.dmp upx -
Uses the VBS compiler for execution 1 TTPs
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Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2716 set thread context of 2416 2716 e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe 29 PID 2416 set thread context of 2868 2416 vbc.exe 30 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 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 e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2840 cmd.exe 2864 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2864 PING.EXE -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2416 vbc.exe -
Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 2716 wrote to memory of 2416 2716 e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe 29 PID 2716 wrote to memory of 2416 2716 e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe 29 PID 2716 wrote to memory of 2416 2716 e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe 29 PID 2716 wrote to memory of 2416 2716 e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe 29 PID 2716 wrote to memory of 2416 2716 e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe 29 PID 2716 wrote to memory of 2416 2716 e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe 29 PID 2716 wrote to memory of 2416 2716 e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe 29 PID 2716 wrote to memory of 2416 2716 e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe 29 PID 2416 wrote to memory of 2868 2416 vbc.exe 30 PID 2416 wrote to memory of 2868 2416 vbc.exe 30 PID 2416 wrote to memory of 2868 2416 vbc.exe 30 PID 2416 wrote to memory of 2868 2416 vbc.exe 30 PID 2416 wrote to memory of 2868 2416 vbc.exe 30 PID 2416 wrote to memory of 2868 2416 vbc.exe 30 PID 2416 wrote to memory of 2868 2416 vbc.exe 30 PID 2416 wrote to memory of 2868 2416 vbc.exe 30 PID 2416 wrote to memory of 2868 2416 vbc.exe 30 PID 2716 wrote to memory of 2840 2716 e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe 31 PID 2716 wrote to memory of 2840 2716 e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe 31 PID 2716 wrote to memory of 2840 2716 e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe 31 PID 2716 wrote to memory of 2840 2716 e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe 31 PID 2840 wrote to memory of 2864 2840 cmd.exe 33 PID 2840 wrote to memory of 2864 2840 cmd.exe 33 PID 2840 wrote to memory of 2864 2840 cmd.exe 33 PID 2840 wrote to memory of 2864 2840 cmd.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2716 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2416 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe/scomma "C:\Users\Admin\AppData\Local\Temp\PmIPlWxuvF.ini"3⤵
- System Location Discovery: System Language Discovery
PID:2868
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 1000 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\e9cf8e1b64add31f221d25e33f4deaed_JaffaCakes118.exe"2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2840 -
C:\Windows\SysWOW64\PING.EXEping 1.1.1.1 -n 1 -w 10003⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2864
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
5B
MD5d1ea279fb5559c020a1b4137dc4de237
SHA1db6f8988af46b56216a6f0daf95ab8c9bdb57400
SHA256fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba
SHA512720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3