Analysis
-
max time kernel
113s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
08-09-2024 12:03
Static task
static1
Behavioral task
behavioral1
Sample
66dcad8f5f33a_crypted.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
66dcad8f5f33a_crypted.exe
Resource
win10v2004-20240802-en
General
-
Target
66dcad8f5f33a_crypted.exe
-
Size
313KB
-
MD5
b8010780cbccba9ec2e20d7b3c17c6be
-
SHA1
30904082c6866796d664f0042780207c5fcf59ba
-
SHA256
49c25f225e9c5a3ffb651a2ede3505b0faccfbef4f43652d7321388ce6c4b864
-
SHA512
a98c9acbb1be1802ab2b430fee7aaf0db166ca3dc25b728c6da7535ce884f9dfbef63f45cac55f4ed208630da8f587378ddf5504e5479b85eec62e4d84460205
-
SSDEEP
6144:GwWRWpJv0YaCeIplG59br5OZ3p2GAbdZCHZnHUCy9X/qWCGGUJEqY3nfT5B/b6Bf:GwAWXx5eIplObs3peSHtHUCWX/qWvVYk
Malware Config
Extracted
redline
LogsDiller Cloud (TG: @logsdillabot)
5.42.92.222:7880
Signatures
-
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1892-4-0x0000000000400000-0x0000000000452000-memory.dmp family_redline -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
-
Downloads MZ/PE file
-
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
RegAsm.exefilename.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation RegAsm.exe Key value queried \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation filename.exe -
Executes dropped EXE 3 IoCs
Processes:
filename.exePath.exePath.exepid process 1392 filename.exe 4400 Path.exe 3128 Path.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 IoCs
-
Suspicious use of SetThreadContext 1 IoCs
Processes:
66dcad8f5f33a_crypted.exedescription pid process target process PID 3036 set thread context of 1892 3036 66dcad8f5f33a_crypted.exe RegAsm.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
timeout.exeschtasks.exePath.exe66dcad8f5f33a_crypted.exeRegAsm.exefilename.exePath.execmd.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Path.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 66dcad8f5f33a_crypted.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language filename.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Path.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 472 timeout.exe -
Processes:
RegAsm.exedescription ioc process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\F1A578C4CB5DE79A370893983FD4DA8B67B2B064\Blob = 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 RegAsm.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\F1A578C4CB5DE79A370893983FD4DA8B67B2B064 RegAsm.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
Path.exepid process 4400 Path.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
RegAsm.exepid process 1892 RegAsm.exe 1892 RegAsm.exe 1892 RegAsm.exe 1892 RegAsm.exe 1892 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
RegAsm.exefilename.exePath.exePath.exedescription pid process Token: SeDebugPrivilege 1892 RegAsm.exe Token: SeDebugPrivilege 1392 filename.exe Token: SeDebugPrivilege 4400 Path.exe Token: SeDebugPrivilege 3128 Path.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
66dcad8f5f33a_crypted.exeRegAsm.exefilename.execmd.exePath.exedescription pid process target process PID 3036 wrote to memory of 1892 3036 66dcad8f5f33a_crypted.exe RegAsm.exe PID 3036 wrote to memory of 1892 3036 66dcad8f5f33a_crypted.exe RegAsm.exe PID 3036 wrote to memory of 1892 3036 66dcad8f5f33a_crypted.exe RegAsm.exe PID 3036 wrote to memory of 1892 3036 66dcad8f5f33a_crypted.exe RegAsm.exe PID 3036 wrote to memory of 1892 3036 66dcad8f5f33a_crypted.exe RegAsm.exe PID 3036 wrote to memory of 1892 3036 66dcad8f5f33a_crypted.exe RegAsm.exe PID 3036 wrote to memory of 1892 3036 66dcad8f5f33a_crypted.exe RegAsm.exe PID 3036 wrote to memory of 1892 3036 66dcad8f5f33a_crypted.exe RegAsm.exe PID 1892 wrote to memory of 1392 1892 RegAsm.exe filename.exe PID 1892 wrote to memory of 1392 1892 RegAsm.exe filename.exe PID 1892 wrote to memory of 1392 1892 RegAsm.exe filename.exe PID 1392 wrote to memory of 4400 1392 filename.exe Path.exe PID 1392 wrote to memory of 4400 1392 filename.exe Path.exe PID 1392 wrote to memory of 4400 1392 filename.exe Path.exe PID 1392 wrote to memory of 2720 1392 filename.exe cmd.exe PID 1392 wrote to memory of 2720 1392 filename.exe cmd.exe PID 1392 wrote to memory of 2720 1392 filename.exe cmd.exe PID 2720 wrote to memory of 472 2720 cmd.exe timeout.exe PID 2720 wrote to memory of 472 2720 cmd.exe timeout.exe PID 2720 wrote to memory of 472 2720 cmd.exe timeout.exe PID 4400 wrote to memory of 264 4400 Path.exe schtasks.exe PID 4400 wrote to memory of 264 4400 Path.exe schtasks.exe PID 4400 wrote to memory of 264 4400 Path.exe schtasks.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\66dcad8f5f33a_crypted.exe"C:\Users\Admin\AppData\Local\Temp\66dcad8f5f33a_crypted.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3036 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1892 -
C:\Users\Admin\AppData\Local\Temp\filename.exe"C:\Users\Admin\AppData\Local\Temp\filename.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1392 -
C:\ProgramData\Path\Path.exe"C:\ProgramData\Path\Path.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4400 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /tn Path /tr "C:\ProgramData\Path\Path.exe" /st 12:05 /du 23:59 /sc daily /ri 1 /f5⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:264 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp7C7E.tmp.cmd""4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2720 -
C:\Windows\SysWOW64\timeout.exetimeout 65⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:472
-
C:\ProgramData\Path\Path.exeC:\ProgramData\Path\Path.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3128
Network
MITRE ATT&CK Enterprise v15
Defense Evasion
Modify Registry
1Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
2KB
MD51420d30f964eac2c85b2ccfe968eebce
SHA1bdf9a6876578a3e38079c4f8cf5d6c79687ad750
SHA256f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9
SHA5126fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8
-
Filesize
426KB
MD5556a8b2afef96f81acde6ca1a525650e
SHA1262909e4686aba13de7ca5a2bf187871fc4fe63b
SHA256b867d368d4597334a036b46816473be270d6779db2428aae75053af8cacf1e85
SHA51252a954cf545b6bfc2057a09b858074bd1dcedd75a3983dff14bc9e72b2da47c375f30568a9310e2751e57291e9186b39d5b8d228f855102631ab95f9743b33d9
-
Filesize
160B
MD500e0fafa8aaa082b8da96cbc13ba7408
SHA10fa2a1ea9e343663dc4518216b639c2ee5adb6db
SHA256ced6065611e48ba100616c9295f46a36154ed85981a194f051a12c7037318f0d
SHA5122ce501453aebe6364362c1e878596620c95e11a26f206b9796f566adee8139589d33a982a01939983f26d5538e3d64cf4d2f874e31eb114aaae49779a494d466