Analysis
-
max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
16-03-2023 16:17
Static task
static1
Behavioral task
behavioral1
Sample
4666c384a4c3443ac704b4fd1311a3c7.exe
Resource
win7-20230220-en
General
-
Target
4666c384a4c3443ac704b4fd1311a3c7.exe
-
Size
300KB
-
MD5
4666c384a4c3443ac704b4fd1311a3c7
-
SHA1
13cda634b73feab1db7e9f021837d3bf3be094eb
-
SHA256
c30c055cfc659818b2b25a7fe19885a8737f6e513f421a21c1a5eaf72158b02c
-
SHA512
87e9176ce3926244af2580aadd00d5420266cd026cfd38d0784e01c79d7cb945aa926ab09111ee7b33a38aa31f5ecb65fd74cb1590a86de7b91271fe2c4eb8ef
-
SSDEEP
3072:lRx2ALdis854nZr2UCPMh6FddAztieF0MjNsvauCaoh8lDaNlf8:nxVL/A4ARddAyMja58
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-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation 4666c384a4c3443ac704b4fd1311a3c7.exe -
Executes dropped EXE 2 IoCs
pid Process 2772 DGHDHIDGHI.exe 4920 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 4760 4666c384a4c3443ac704b4fd1311a3c7.exe 4760 4666c384a4c3443ac704b4fd1311a3c7.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-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" DGHDHIDGHI.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 5004 4760 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 4666c384a4c3443ac704b4fd1311a3c7.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 4666c384a4c3443ac704b4fd1311a3c7.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 932 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 29 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4760 4666c384a4c3443ac704b4fd1311a3c7.exe 4760 4666c384a4c3443ac704b4fd1311a3c7.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4760 wrote to memory of 4752 4760 4666c384a4c3443ac704b4fd1311a3c7.exe 91 PID 4760 wrote to memory of 4752 4760 4666c384a4c3443ac704b4fd1311a3c7.exe 91 PID 4760 wrote to memory of 4752 4760 4666c384a4c3443ac704b4fd1311a3c7.exe 91 PID 4760 wrote to memory of 8 4760 4666c384a4c3443ac704b4fd1311a3c7.exe 94 PID 4760 wrote to memory of 8 4760 4666c384a4c3443ac704b4fd1311a3c7.exe 94 PID 4760 wrote to memory of 8 4760 4666c384a4c3443ac704b4fd1311a3c7.exe 94 PID 8 wrote to memory of 932 8 cmd.exe 96 PID 8 wrote to memory of 932 8 cmd.exe 96 PID 8 wrote to memory of 932 8 cmd.exe 96 PID 4752 wrote to memory of 2772 4752 cmd.exe 97 PID 4752 wrote to memory of 2772 4752 cmd.exe 97 PID 4752 wrote to memory of 2772 4752 cmd.exe 97 PID 2772 wrote to memory of 4920 2772 DGHDHIDGHI.exe 99 PID 2772 wrote to memory of 4920 2772 DGHDHIDGHI.exe 99 PID 2772 wrote to memory of 4920 2772 DGHDHIDGHI.exe 99
Processes
-
C:\Users\Admin\AppData\Local\Temp\4666c384a4c3443ac704b4fd1311a3c7.exe"C:\Users\Admin\AppData\Local\Temp\4666c384a4c3443ac704b4fd1311a3c7.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4760 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\DGHDHIDGHI.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:4752 -
C:\Users\Admin\AppData\Local\Temp\DGHDHIDGHI.exe"C:\Users\Admin\AppData\Local\Temp\DGHDHIDGHI.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2772 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe4⤵
- Executes dropped EXE
PID:4920
-
-
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\4666c384a4c3443ac704b4fd1311a3c7.exe" & del "C:\ProgramData\*.dll"" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:8 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:932
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4760 -s 21082⤵
- Program crash
PID:5004
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4760 -ip 47601⤵PID:368
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
1.8MB
MD5d433fee70e60de32de4608f07bed7d2a
SHA18b84224c8319705317340392ad99bc529183a7db
SHA2560a93f3cfdedbd88dce010e4a2e54dc8c2a2135e58f037b55a513ed8b1dc49cb7
SHA512ec62acdea29ce1c56f09729c8e0832ffbd95755746305a35b0c361c92a03c88c8efb1c14eff35a9bdde26f965cd743408cacc08a5b2eb317a067fc876b9844d8
-
Filesize
1.8MB
MD5d433fee70e60de32de4608f07bed7d2a
SHA18b84224c8319705317340392ad99bc529183a7db
SHA2560a93f3cfdedbd88dce010e4a2e54dc8c2a2135e58f037b55a513ed8b1dc49cb7
SHA512ec62acdea29ce1c56f09729c8e0832ffbd95755746305a35b0c361c92a03c88c8efb1c14eff35a9bdde26f965cd743408cacc08a5b2eb317a067fc876b9844d8
-
Filesize
615.9MB
MD5bee6f26c56e3c15d51961b2a6dd4dd8d
SHA10f5b2700f9245b05ac9e59afdf2f5a4f73cd60ae
SHA25637ccb51b330e134e8222c07e8f0035d2195684b4df9047c3543a47dc11466ccb
SHA5127cc1afdfa954486b3448ce832efdb5cf3d6345d64b803f5ea52c55bf32138b2e980da08d5322b83b5077f4b4534fd7b4bb356a432de73840a1d1a9dd8349a930
-
Filesize
696.3MB
MD5ab69f7324467d714310368acbd33654e
SHA15a44913d196b34756d3d5c10ce325257b70460c6
SHA2569210485ff9d264eabede50694199124f2d0ad301f568900541e638f9334ff6e8
SHA512163bcee7acb8f1cca1f5563b8e27009bf248be92f7cfde77d52e04cde75b73ee2479a3f26b16674df53aa5474a62a6c1798da360f5840e973ff15e6dd12fdee1
-
Filesize
626.7MB
MD5d02b690768630e7e6cf2677b986abab9
SHA1cdbe12ac58e5993ec50078c8bc1ff411d02da9dc
SHA2563ca7e4b7d71fa315cea8e26e59d0b199d9c17703837cb337005b61c2e89e01e4
SHA512cd9450aebdccfe3a7f8f069de8f385c4cf552ec02b956ea096a6ac9590e470c3133326a5646c687172f2455274435947cbed56762e30379c84d6660f3a0c4808