Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10-11-2024 01:24
Static task
static1
Behavioral task
behavioral1
Sample
cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe
Resource
win10v2004-20241007-en
General
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Target
cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe
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Size
157KB
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MD5
bcaffda374b83bd9c97568574b482b64
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SHA1
9418baa42ec05dfb011082dac47db22bc935413c
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SHA256
cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898
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SHA512
0b8f55d71e9352a5917828445647b6d77ee092c9afb4b8813a074ba1c517f3b0908b1e65156a9fa17a5a12707630053acc9ac04508d2fc4c48885db812361fd1
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SSDEEP
3072:oZpYg19EeiLLmjempGuCYooEK1JWaCItULG3rt2Wcora4dI5:OPjEl6jLiQ1JW+Oy3p/
Malware Config
Signatures
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ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
Processes:
resource yara_rule \??\c:\Program Files\drnti\ipntbund.dll acprotect -
Deletes itself 1 IoCs
Processes:
jiunb.exepid process 2328 jiunb.exe -
Executes dropped EXE 2 IoCs
Processes:
jiunb.exeipntbund.exepid process 2328 jiunb.exe 5112 ipntbund.exe -
Loads dropped DLL 1 IoCs
Processes:
ipntbund.exepid process 5112 ipntbund.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
Processes:
ipntbund.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Linycpy = "c:\\Program Files\\drnti\\ipntbund.exe \"c:\\Program Files\\drnti\\ipntbund.dll\",SetHandle" ipntbund.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
ipntbund.exedescription ioc process File opened (read-only) \??\g: ipntbund.exe File opened (read-only) \??\k: ipntbund.exe File opened (read-only) \??\l: ipntbund.exe File opened (read-only) \??\s: ipntbund.exe File opened (read-only) \??\u: ipntbund.exe File opened (read-only) \??\x: ipntbund.exe File opened (read-only) \??\z: ipntbund.exe File opened (read-only) \??\b: ipntbund.exe File opened (read-only) \??\i: ipntbund.exe File opened (read-only) \??\j: ipntbund.exe File opened (read-only) \??\t: ipntbund.exe File opened (read-only) \??\w: ipntbund.exe File opened (read-only) \??\y: ipntbund.exe File opened (read-only) \??\e: ipntbund.exe File opened (read-only) \??\m: ipntbund.exe File opened (read-only) \??\n: ipntbund.exe File opened (read-only) \??\o: ipntbund.exe File opened (read-only) \??\p: ipntbund.exe File opened (read-only) \??\r: ipntbund.exe File opened (read-only) \??\v: ipntbund.exe File opened (read-only) \??\a: ipntbund.exe File opened (read-only) \??\h: ipntbund.exe File opened (read-only) \??\q: ipntbund.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.
Processes:
ipntbund.exedescription ioc process File opened for modification \??\PHYSICALDRIVE0 ipntbund.exe -
Drops file in Program Files directory 4 IoCs
Processes:
jiunb.exedescription ioc process File created \??\c:\Program Files\drnti\ipntbund.exe jiunb.exe File opened for modification \??\c:\Program Files\drnti\ipntbund.exe jiunb.exe File opened for modification \??\c:\Program Files\drnti jiunb.exe File created \??\c:\Program Files\drnti\ipntbund.dll jiunb.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.
Processes:
jiunb.exeipntbund.execb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.execmd.exePING.EXEdescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jiunb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ipntbund.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.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.
Processes:
cmd.exePING.EXEpid process 2704 cmd.exe 3180 PING.EXE -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
ipntbund.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 ipntbund.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ipntbund.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
ipntbund.exepid process 5112 ipntbund.exe 5112 ipntbund.exe 5112 ipntbund.exe 5112 ipntbund.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
ipntbund.exedescription pid process Token: SeDebugPrivilege 5112 ipntbund.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exejiunb.exepid process 2544 cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe 2328 jiunb.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.execmd.exejiunb.exedescription pid process target process PID 2544 wrote to memory of 2704 2544 cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe cmd.exe PID 2544 wrote to memory of 2704 2544 cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe cmd.exe PID 2544 wrote to memory of 2704 2544 cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe cmd.exe PID 2704 wrote to memory of 3180 2704 cmd.exe PING.EXE PID 2704 wrote to memory of 3180 2704 cmd.exe PING.EXE PID 2704 wrote to memory of 3180 2704 cmd.exe PING.EXE PID 2704 wrote to memory of 2328 2704 cmd.exe jiunb.exe PID 2704 wrote to memory of 2328 2704 cmd.exe jiunb.exe PID 2704 wrote to memory of 2328 2704 cmd.exe jiunb.exe PID 2328 wrote to memory of 5112 2328 jiunb.exe ipntbund.exe PID 2328 wrote to memory of 5112 2328 jiunb.exe ipntbund.exe PID 2328 wrote to memory of 5112 2328 jiunb.exe ipntbund.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe"C:\Users\Admin\AppData\Local\Temp\cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2544 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\jiunb.exe "C:\Users\Admin\AppData\Local\Temp\cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2704 -
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:3180 -
C:\Users\Admin\AppData\Local\Temp\jiunb.exeC:\Users\Admin\AppData\Local\Temp\\jiunb.exe "C:\Users\Admin\AppData\Local\Temp\cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe"3⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2328 -
\??\c:\Program Files\drnti\ipntbund.exe"c:\Program Files\drnti\ipntbund.exe" "c:\Program Files\drnti\ipntbund.dll",SetHandle C:\Users\Admin\AppData\Local\Temp\jiunb.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:5112
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
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
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Filesize
157KB
MD56626d5cd12dc9057b201e4c1e413b565
SHA13866587a95f5f60620a8bb1b00ef7351562f664b
SHA25601dea3adddccb2bc3e7ddd28493d87646e24b2c2aa2a51c472f6f7d8bd30be12
SHA512a2c592566996063cee98f66e8dd1eed6e5fa2890e0dc8e954f8ceb5112c1d5fc42482012fe72fe981d0b1bf53e505fc916d7f6f2a74fde44378f967458ab6dab
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Filesize
128KB
MD56219e3847624db3b93380dcc486529d5
SHA1a22f4142b70d16526dcf99d0319a5d53cb46bf53
SHA25677ff8338dd4a01e86deea3833c9f5d6ec6ca8b695bbb7ef5fba39645e67bbc37
SHA512aac68aa95f75d41325725e8c0c5c68f4a2d5d66edf8827706ee6d4acd81156a212fc804cf757aac785787d37d14764a1e7b7933abf97c1cd6faa5f0f9d831d90