Analysis
-
max time kernel
144s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
19-03-2023 17:10
Static task
static1
General
-
Target
73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7.exe
-
Size
291KB
-
MD5
5b49d249ea48ebeb79314c5a01a4cd2c
-
SHA1
18476e3439f2519ce30ab2380c9654081c18dd4e
-
SHA256
73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7
-
SHA512
6e969c029dacc79d4fd7a1acce10492404016de2dae821669078d94afaa3ec15066cf1db126bd923be88df7cf450d10b02e2c68376e6fa311ded6ce2f03c73c7
-
SSDEEP
3072:0D2amX/LeDvXePfTu5k9reSRu3Mj2qj21lSLJUw5Ib7WJhzdM:5X/LezXCfmk9aSRu3gRj4lQ6fYhx
Malware Config
Extracted
laplas
http://45.87.154.105
-
api_key
1c630872d348a77d04368d542fde4663bc2bcb96f1b909554db3472c08df2767
Signatures
-
Downloads MZ/PE file
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation 73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7.exe -
Executes dropped EXE 2 IoCs
pid Process 220 HJJEGCAAEC.exe 3964 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 1256 73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7.exe 1256 73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7.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
-
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" HJJEGCAAEC.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Program crash 1 IoCs
pid pid_target Process procid_target 3772 1256 WerFault.exe 84 -
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 73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4156 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 51 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1256 73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7.exe 1256 73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1256 wrote to memory of 3840 1256 73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7.exe 96 PID 1256 wrote to memory of 3840 1256 73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7.exe 96 PID 1256 wrote to memory of 3840 1256 73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7.exe 96 PID 1256 wrote to memory of 1584 1256 73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7.exe 97 PID 1256 wrote to memory of 1584 1256 73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7.exe 97 PID 1256 wrote to memory of 1584 1256 73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7.exe 97 PID 1584 wrote to memory of 4156 1584 cmd.exe 101 PID 1584 wrote to memory of 4156 1584 cmd.exe 101 PID 1584 wrote to memory of 4156 1584 cmd.exe 101 PID 3840 wrote to memory of 220 3840 cmd.exe 102 PID 3840 wrote to memory of 220 3840 cmd.exe 102 PID 3840 wrote to memory of 220 3840 cmd.exe 102 PID 220 wrote to memory of 3964 220 HJJEGCAAEC.exe 104 PID 220 wrote to memory of 3964 220 HJJEGCAAEC.exe 104 PID 220 wrote to memory of 3964 220 HJJEGCAAEC.exe 104
Processes
-
C:\Users\Admin\AppData\Local\Temp\73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7.exe"C:\Users\Admin\AppData\Local\Temp\73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1256 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\HJJEGCAAEC.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3840 -
C:\Users\Admin\AppData\Local\Temp\HJJEGCAAEC.exe"C:\Users\Admin\AppData\Local\Temp\HJJEGCAAEC.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:220 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe4⤵
- Executes dropped EXE
PID:3964
-
-
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\73de1c526fa048e589b0605cc626e9d08d9c2b623495715ff07c2aef3378b5d7.exe" & del "C:\ProgramData\*.dll"" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:1584 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:4156
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1256 -s 22082⤵
- Program crash
PID:3772
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1256 -ip 12561⤵PID:5084
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
-
Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
-
Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
-
Filesize
1.9MB
MD561e1daba79cc659eb9b97edaaf2696b6
SHA13f32d9eae234307a21e604c1858b4ea75bc4687c
SHA2560b37bc474a4b6782abc6d250d5e34ae6e7d361f0e0c868f1cd683561ab7dea53
SHA5126a6d5b3a581cc365746bc6a2415cd2f25f3d7489204ae9c8fe50555fd47313f60b3ac1a5a0fe22a2eaeac3545e7854f48776288a2320cec1e8772c9df3656d63
-
Filesize
1.9MB
MD561e1daba79cc659eb9b97edaaf2696b6
SHA13f32d9eae234307a21e604c1858b4ea75bc4687c
SHA2560b37bc474a4b6782abc6d250d5e34ae6e7d361f0e0c868f1cd683561ab7dea53
SHA5126a6d5b3a581cc365746bc6a2415cd2f25f3d7489204ae9c8fe50555fd47313f60b3ac1a5a0fe22a2eaeac3545e7854f48776288a2320cec1e8772c9df3656d63
-
Filesize
504.8MB
MD50d20715703f5e4a37ef7693681e71190
SHA14566b55b0a0043f3b04a7a2aa3ea18bc17436aa9
SHA25643e07e2d6dfd0af26e7f18dd6e5ed85a07daec7424b431c21f8f96d462f18a43
SHA5125abffdb14e55226f70b88139f5cb3a3a1ac2429ece225d76d572eba9f37b3c8b30007564e87a98358fa093ebe2a217bf183db21e48b7c04e936d010210ed44d7
-
Filesize
506.4MB
MD5946454c5959691265848020e19d91b0f
SHA1c93206e65c0543bfc7ae553b79a170ce648fa504
SHA25616caf85e6eaec40168ab4a6b3627c288a53d04cf7b3b9431e4ebc4b354b55d31
SHA512fb2b7e39878e7477ab2f7f9a021f53482f87fcab278b7cb5194b42b9fa398e9e7ef0ebe21bd81cfe92f3be6f747c7dd3f5b5d9ad5c6b54916f7406aa616d1a16
-
Filesize
518.9MB
MD5efc98403430e1f74ecb10efa80b29a48
SHA1066b6f849d998a355b28bca6cac906275b0321b1
SHA25697df56a8bb6fa89efd43a1c13a7985089707a7de88e3ac2ed44c86da1e972f13
SHA5128bf882cc60b61016548a5b3081c7afb6dc37313249f9765119d169dbdf8ebd6e135777743c91e2eb85047332c9daa08114c74d29b227c90208eafe1b9e8543e5