Analysis
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max time kernel
99s -
max time network
111s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17/10/2024, 00:42
Static task
static1
Behavioral task
behavioral1
Sample
c4ce38d1726fe8dfa333c8fa570894424b3e2a3583d75eab9703f68d9361ffb0N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c4ce38d1726fe8dfa333c8fa570894424b3e2a3583d75eab9703f68d9361ffb0N.exe
Resource
win10v2004-20241007-en
General
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Target
c4ce38d1726fe8dfa333c8fa570894424b3e2a3583d75eab9703f68d9361ffb0N.exe
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Size
230KB
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MD5
419dd4c9c0bc71f42d9cc51111821b60
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SHA1
a3482fd1713761374c061d1db26bb03924252bf6
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SHA256
c4ce38d1726fe8dfa333c8fa570894424b3e2a3583d75eab9703f68d9361ffb0
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SHA512
5b6e352015ff708bc2ad8dad9f226a908e8ae3960efe6e92b24320c785a6b5f3ff1326e905f7fea19acd17a7549b1d585a5702d71755004a8ef91dbbe6be5841
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SSDEEP
6144:6Piynu0cvT2wQc4+T6YWtQSh/iuGkq7L2/zlUMp:6Piynu0cK9g6YWtp7TWSO4
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2904 yjicv.exe -
Executes dropped EXE 2 IoCs
pid Process 2904 yjicv.exe 2560 qwzasdxl.exe -
Loads dropped DLL 7 IoCs
pid Process 2248 cmd.exe 2248 cmd.exe 2904 yjicv.exe 2560 qwzasdxl.exe 2560 qwzasdxl.exe 2560 qwzasdxl.exe 2560 qwzasdxl.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\esf = "c:\\Program Files\\jbach\\qwzasdxl.exe \"c:\\Program Files\\jbach\\qwzasdxl.dll\",EnumSourceFiles" qwzasdxl.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\m: qwzasdxl.exe File opened (read-only) \??\i: qwzasdxl.exe File opened (read-only) \??\o: qwzasdxl.exe File opened (read-only) \??\q: qwzasdxl.exe File opened (read-only) \??\r: qwzasdxl.exe File opened (read-only) \??\s: qwzasdxl.exe File opened (read-only) \??\t: qwzasdxl.exe File opened (read-only) \??\a: qwzasdxl.exe File opened (read-only) \??\e: qwzasdxl.exe File opened (read-only) \??\h: qwzasdxl.exe File opened (read-only) \??\j: qwzasdxl.exe File opened (read-only) \??\p: qwzasdxl.exe File opened (read-only) \??\u: qwzasdxl.exe File opened (read-only) \??\v: qwzasdxl.exe File opened (read-only) \??\x: qwzasdxl.exe File opened (read-only) \??\y: qwzasdxl.exe File opened (read-only) \??\b: qwzasdxl.exe File opened (read-only) \??\g: qwzasdxl.exe File opened (read-only) \??\k: qwzasdxl.exe File opened (read-only) \??\l: qwzasdxl.exe File opened (read-only) \??\n: qwzasdxl.exe File opened (read-only) \??\w: qwzasdxl.exe File opened (read-only) \??\z: qwzasdxl.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PHYSICALDRIVE0 qwzasdxl.exe -
Drops file in Program Files directory 4 IoCs
description ioc Process File opened for modification \??\c:\Program Files\jbach\qwzasdxl.exe yjicv.exe File opened for modification \??\c:\Program Files\jbach yjicv.exe File created \??\c:\Program Files\jbach\qwzasdxl.dll yjicv.exe File created \??\c:\Program Files\jbach\qwzasdxl.exe yjicv.exe -
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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language yjicv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qwzasdxl.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c4ce38d1726fe8dfa333c8fa570894424b3e2a3583d75eab9703f68d9361ffb0N.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2248 cmd.exe 2200 PING.EXE -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 qwzasdxl.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString qwzasdxl.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2200 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2560 qwzasdxl.exe 2560 qwzasdxl.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2560 qwzasdxl.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2216 c4ce38d1726fe8dfa333c8fa570894424b3e2a3583d75eab9703f68d9361ffb0N.exe 2904 yjicv.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2216 wrote to memory of 2248 2216 c4ce38d1726fe8dfa333c8fa570894424b3e2a3583d75eab9703f68d9361ffb0N.exe 31 PID 2216 wrote to memory of 2248 2216 c4ce38d1726fe8dfa333c8fa570894424b3e2a3583d75eab9703f68d9361ffb0N.exe 31 PID 2216 wrote to memory of 2248 2216 c4ce38d1726fe8dfa333c8fa570894424b3e2a3583d75eab9703f68d9361ffb0N.exe 31 PID 2216 wrote to memory of 2248 2216 c4ce38d1726fe8dfa333c8fa570894424b3e2a3583d75eab9703f68d9361ffb0N.exe 31 PID 2248 wrote to memory of 2200 2248 cmd.exe 33 PID 2248 wrote to memory of 2200 2248 cmd.exe 33 PID 2248 wrote to memory of 2200 2248 cmd.exe 33 PID 2248 wrote to memory of 2200 2248 cmd.exe 33 PID 2248 wrote to memory of 2904 2248 cmd.exe 34 PID 2248 wrote to memory of 2904 2248 cmd.exe 34 PID 2248 wrote to memory of 2904 2248 cmd.exe 34 PID 2248 wrote to memory of 2904 2248 cmd.exe 34 PID 2904 wrote to memory of 2560 2904 yjicv.exe 35 PID 2904 wrote to memory of 2560 2904 yjicv.exe 35 PID 2904 wrote to memory of 2560 2904 yjicv.exe 35 PID 2904 wrote to memory of 2560 2904 yjicv.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\c4ce38d1726fe8dfa333c8fa570894424b3e2a3583d75eab9703f68d9361ffb0N.exe"C:\Users\Admin\AppData\Local\Temp\c4ce38d1726fe8dfa333c8fa570894424b3e2a3583d75eab9703f68d9361ffb0N.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2216 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\yjicv.exe "C:\Users\Admin\AppData\Local\Temp\c4ce38d1726fe8dfa333c8fa570894424b3e2a3583d75eab9703f68d9361ffb0N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2248 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 23⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2200
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C:\Users\Admin\AppData\Local\Temp\yjicv.exeC:\Users\Admin\AppData\Local\Temp\\yjicv.exe "C:\Users\Admin\AppData\Local\Temp\c4ce38d1726fe8dfa333c8fa570894424b3e2a3583d75eab9703f68d9361ffb0N.exe"3⤵
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2904 -
\??\c:\Program Files\jbach\qwzasdxl.exe"c:\Program Files\jbach\qwzasdxl.exe" "c:\Program Files\jbach\qwzasdxl.dll",EnumSourceFiles C:\Users\Admin\AppData\Local\Temp\yjicv.exe4⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2560
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
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Downloads
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Filesize
180KB
MD574c8c7a666c4e469293a550b1857f20a
SHA194b9e07949a110ffc9699abcbe11de507fe0e3a2
SHA256ea7f06dc8839b51acdf069b61fc17aa8ddab884b192588c62295a89126882d54
SHA5120a3d5a1e00dba435a81b3f7fc1592b95c00f5577f6ae4e991758c7d1cd2e52b8ce6081bd5daec022629aabf3118457f4e2188c16ab88b61de86fc7580fc066c5
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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Filesize
231KB
MD512be8f35c4f90f40b5f38bce66940645
SHA1b777c8b5ab57e7b9cb45187fef6ccbf1044daf08
SHA2567aac44a964781c78a20e7852e90adf5b86d76c3359be76cb9614ed6754ecc648
SHA512e3e96a01da2f288306e2db675ca42c018fd2e7c45ba0dd5f3eee0254a52244d508ec21376e80b1dd1f0b9c95703236385360a29a94582bb2129dea79975704f8