Analysis
-
max time kernel
146s -
max time network
149s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
03/04/2024, 12:30
Static task
static1
Behavioral task
behavioral1
Sample
495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe
Resource
win10v2004-20240226-en
General
-
Target
495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe
-
Size
289KB
-
MD5
72ee6a5701ee0375067323f10fef62ff
-
SHA1
6e95611270d933a58111f01c3b08e2d08c77fb81
-
SHA256
495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c
-
SHA512
5d5e0bf455d82e43580ac729c98a73c6eb202b33b46e0ed255ae956e913715dbe8d64d1a64a1e30550062ad89c754776b1703160141434d634cbdfdc258847a1
-
SSDEEP
3072:k4D0MM9wBZa0WkPhJ+KUsIh2aW1xmE7QbPIOB8OUiUuisRavkNxMaYK/HGB/itMU:kJJK3DfzosxubPCTiUuL3EBKvGpiMT
Malware Config
Extracted
stealc
http://185.172.128.26
-
url_path
/f993692117a3fda2.php
Signatures
-
Downloads MZ/PE file
-
Executes dropped EXE 1 IoCs
pid Process 4500 FHJKKECFIE.exe -
Loads dropped DLL 2 IoCs
pid Process 2992 495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe 2992 495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
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.
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 1 IoCs
pid pid_target Process procid_target 2976 2992 WerFault.exe 75 -
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 495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2868 PING.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2992 495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe 2992 495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe 2992 495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe 2992 495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2992 wrote to memory of 2220 2992 495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe 76 PID 2992 wrote to memory of 2220 2992 495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe 76 PID 2992 wrote to memory of 2220 2992 495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe 76 PID 2220 wrote to memory of 4500 2220 cmd.exe 80 PID 2220 wrote to memory of 4500 2220 cmd.exe 80 PID 2220 wrote to memory of 4500 2220 cmd.exe 80 PID 4500 wrote to memory of 2948 4500 FHJKKECFIE.exe 82 PID 4500 wrote to memory of 2948 4500 FHJKKECFIE.exe 82 PID 4500 wrote to memory of 2948 4500 FHJKKECFIE.exe 82 PID 2948 wrote to memory of 2868 2948 cmd.exe 84 PID 2948 wrote to memory of 2868 2948 cmd.exe 84 PID 2948 wrote to memory of 2868 2948 cmd.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe"C:\Users\Admin\AppData\Local\Temp\495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2992 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\FHJKKECFIE.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Users\Admin\AppData\Local\Temp\FHJKKECFIE.exe"C:\Users\Admin\AppData\Local\Temp\FHJKKECFIE.exe"3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4500 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C ping 2.2.2.2 -n 1 -w 3000 > Nul & Del C:\Users\Admin\AppData\Local\Temp\FHJKKECFIE.exe4⤵
- Suspicious use of WriteProcessMemory
PID:2948 -
C:\Windows\SysWOW64\PING.EXEping 2.2.2.2 -n 1 -w 30005⤵
- Runs ping.exe
PID:2868
-
-
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2992 -s 24282⤵
- Program crash
PID:2976
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2992 -ip 29921⤵PID:2064
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
-
Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
-
Filesize
106KB
MD5fe380780b5c35bd6d54541791151c2be
SHA17fe3a583cf91474c733f85cebf3c857682e269e1
SHA256b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53
SHA512ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c