Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
15-09-2024 14:48
Static task
static1
Behavioral task
behavioral1
Sample
e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe
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Size
4.3MB
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MD5
e2bcb03f71902945d00c6ba97d91ecb1
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SHA1
074ae4743c0dc9996a58ae0cb6e66bfd12577c4e
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SHA256
4dbb1e50e56ab5e6f8053fbed26c7c8315b38d4b77ee61e8d469836c6024112e
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SHA512
a0507116a71b0a91876aa87bcea667c0a181797cb1dbbcaec4c2492ed9d356bb3f0e8c60db742605f4f4d64979d5129f0e3ce72129b93a28db091f91da6e3ff2
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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 4 IoCs
resource yara_rule behavioral1/memory/2296-11-0x0000000000400000-0x0000000000435000-memory.dmp family_isrstealer behavioral1/memory/2296-7-0x0000000000400000-0x0000000000435000-memory.dmp family_isrstealer behavioral1/memory/2296-27-0x0000000000400000-0x0000000000435000-memory.dmp family_isrstealer behavioral1/memory/2296-31-0x0000000000400000-0x0000000000435000-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 2880 cmd.exe -
resource yara_rule behavioral1/memory/2760-16-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2760-19-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2760-20-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2760-21-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2760-25-0x0000000000400000-0x0000000000453000-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 3024 set thread context of 2296 3024 e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe 31 PID 2296 set thread context of 2760 2296 vbc.exe 32 -
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 PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e2bcb03f71902945d00c6ba97d91ecb1_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 -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2880 cmd.exe 2812 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2812 PING.EXE -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2296 vbc.exe -
Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 3024 wrote to memory of 2296 3024 e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe 31 PID 3024 wrote to memory of 2296 3024 e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe 31 PID 3024 wrote to memory of 2296 3024 e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe 31 PID 3024 wrote to memory of 2296 3024 e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe 31 PID 3024 wrote to memory of 2296 3024 e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe 31 PID 3024 wrote to memory of 2296 3024 e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe 31 PID 3024 wrote to memory of 2296 3024 e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe 31 PID 3024 wrote to memory of 2296 3024 e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe 31 PID 2296 wrote to memory of 2760 2296 vbc.exe 32 PID 2296 wrote to memory of 2760 2296 vbc.exe 32 PID 2296 wrote to memory of 2760 2296 vbc.exe 32 PID 2296 wrote to memory of 2760 2296 vbc.exe 32 PID 2296 wrote to memory of 2760 2296 vbc.exe 32 PID 2296 wrote to memory of 2760 2296 vbc.exe 32 PID 2296 wrote to memory of 2760 2296 vbc.exe 32 PID 2296 wrote to memory of 2760 2296 vbc.exe 32 PID 2296 wrote to memory of 2760 2296 vbc.exe 32 PID 3024 wrote to memory of 2880 3024 e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe 33 PID 3024 wrote to memory of 2880 3024 e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe 33 PID 3024 wrote to memory of 2880 3024 e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe 33 PID 3024 wrote to memory of 2880 3024 e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe 33 PID 2880 wrote to memory of 2812 2880 cmd.exe 35 PID 2880 wrote to memory of 2812 2880 cmd.exe 35 PID 2880 wrote to memory of 2812 2880 cmd.exe 35 PID 2880 wrote to memory of 2812 2880 cmd.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3024 -
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:2296 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe/scomma "C:\Users\Admin\AppData\Local\Temp\7VWRS1dN3D.ini"3⤵
- System Location Discovery: System Language Discovery
PID:2760
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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\e2bcb03f71902945d00c6ba97d91ecb1_JaffaCakes118.exe"2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2880 -
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:2812
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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