Analysis
-
max time kernel
149s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
27/02/2025, 05:01
Static task
static1
Behavioral task
behavioral1
Sample
c6e5eefdecaf1b1b2586bf6adcdb7a023d0178506bbcfe285ce37ef0e839d4cd.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c6e5eefdecaf1b1b2586bf6adcdb7a023d0178506bbcfe285ce37ef0e839d4cd.exe
Resource
win10v2004-20250217-en
General
-
Target
c6e5eefdecaf1b1b2586bf6adcdb7a023d0178506bbcfe285ce37ef0e839d4cd.exe
-
Size
74KB
-
MD5
b9149f3f51a7bc8f23a07355f4dc707e
-
SHA1
7e2bc1e6804c1a8dd64176cef297f6e95331b042
-
SHA256
c6e5eefdecaf1b1b2586bf6adcdb7a023d0178506bbcfe285ce37ef0e839d4cd
-
SHA512
fc650850368dba0c373ea1ad4ce83b9032463fcfeece09a0a5b17994a35ebe3324328fbed8c3225653e5b534651ed28ebde22c9a94ed468da8a39265baec0167
-
SSDEEP
1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhl:E1oEFlt6vghzwYu7vih9GueIh9j2IoH4
Malware Config
Extracted
blihanstealer
pomdfghrt
-
user_agent
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; CIBA; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022)
Signatures
-
BlihanStealer
Blihan is a stealer written in C++.
-
Blihanstealer family
-
Deletes itself 1 IoCs
pid Process 2576 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 2576 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" c6e5eefdecaf1b1b2586bf6adcdb7a023d0178506bbcfe285ce37ef0e839d4cd.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe c6e5eefdecaf1b1b2586bf6adcdb7a023d0178506bbcfe285ce37ef0e839d4cd.exe File created C:\Windows\HidePlugin.dll microsofthelp.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c6e5eefdecaf1b1b2586bf6adcdb7a023d0178506bbcfe285ce37ef0e839d4cd.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2940 wrote to memory of 2576 2940 c6e5eefdecaf1b1b2586bf6adcdb7a023d0178506bbcfe285ce37ef0e839d4cd.exe 30 PID 2940 wrote to memory of 2576 2940 c6e5eefdecaf1b1b2586bf6adcdb7a023d0178506bbcfe285ce37ef0e839d4cd.exe 30 PID 2940 wrote to memory of 2576 2940 c6e5eefdecaf1b1b2586bf6adcdb7a023d0178506bbcfe285ce37ef0e839d4cd.exe 30 PID 2940 wrote to memory of 2576 2940 c6e5eefdecaf1b1b2586bf6adcdb7a023d0178506bbcfe285ce37ef0e839d4cd.exe 30
Processes
-
C:\Users\Admin\AppData\Local\Temp\c6e5eefdecaf1b1b2586bf6adcdb7a023d0178506bbcfe285ce37ef0e839d4cd.exe"C:\Users\Admin\AppData\Local\Temp\c6e5eefdecaf1b1b2586bf6adcdb7a023d0178506bbcfe285ce37ef0e839d4cd.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2940 -
C:\Windows\microsofthelp.exe"C:\Windows\microsofthelp.exe"2⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Windows directory
PID:2576
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
74KB
MD5c9200f5f49239e2ef10fd0d91742371f
SHA11d3136059c2b1768adfeff03197a6aff0377318e
SHA256ec24a5858bb9ffb72d2332dfce69b783dac86db6474a4cccab1ac4b327fb43d2
SHA512cfb355bb50f20895d452213ab9fbbc3ee2535bcb7f2eb79ff6dc95324eb58453daff1394dfcd47f8909dc029d80a92cf13166f14ea0c42ce8e95b97757bcef76