Overview
overview
10Static
static
7MedicareSi...rp.dll
windows7-x64
1MedicareSi...rp.dll
windows10-2004-x64
1MedicareSi...rt.exe
windows7-x64
7MedicareSi...rt.exe
windows10-2004-x64
10MedicareSi...er.dll
windows7-x64
1MedicareSi...er.dll
windows10-2004-x64
10MedicareSi...nt.dll
windows7-x64
5MedicareSi...nt.dll
windows10-2004-x64
5MedicareSi...nt.dll
windows7-x64
1MedicareSi...nt.dll
windows10-2004-x64
1MedicareSi...ct.dll
windows7-x64
3MedicareSi...ct.dll
windows10-2004-x64
3MedicareSi...32.dll
windows7-x64
1MedicareSi...32.dll
windows10-2004-x64
1MedicareSi...ls.dll
windows7-x64
3MedicareSi...ls.dll
windows10-2004-x64
3MedicareSi..._1.dll
windows7-x64
3MedicareSi..._1.dll
windows10-2004-x64
3MedicareSi...MD.dll
windows7-x64
3MedicareSi...MD.dll
windows10-2004-x64
3MedicareSi...rl.dll
windows7-x64
3MedicareSi...rl.dll
windows10-2004-x64
3MedicareSi...in.dll
windows7-x64
3MedicareSi...in.dll
windows10-2004-x64
3MedicareSi..._1.dll
windows7-x64
1MedicareSi..._1.dll
windows10-2004-x64
1MedicareSi...20.dll
windows7-x64
3MedicareSi...20.dll
windows10-2004-x64
3MedicareSign/opus.dll
windows7-x64
1MedicareSign/opus.dll
windows10-2004-x64
1MedicareSi...e3.dll
windows7-x64
1MedicareSi...e3.dll
windows10-2004-x64
3Analysis
-
max time kernel
93s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
15-07-2024 08:31
Behavioral task
behavioral1
Sample
MedicareSign/AstCrp.dll
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
MedicareSign/AstCrp.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral3
Sample
MedicareSign/MedicareStart.exe
Resource
win7-20240705-en
Behavioral task
behavioral4
Sample
MedicareSign/MedicareStart.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral5
Sample
MedicareSign/SHFolder.dll
Resource
win7-20240705-en
Behavioral task
behavioral6
Sample
MedicareSign/SHFolder.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral7
Sample
MedicareSign/astclient.dll
Resource
win7-20240705-en
Behavioral task
behavioral8
Sample
MedicareSign/astclient.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral9
Sample
MedicareSign/astprint.dll
Resource
win7-20240704-en
Behavioral task
behavioral10
Sample
MedicareSign/astprint.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral11
Sample
MedicareSign/astrct.dll
Resource
win7-20240705-en
Behavioral task
behavioral12
Sample
MedicareSign/astrct.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral13
Sample
MedicareSign/aw_sas32.dll
Resource
win7-20240705-en
Behavioral task
behavioral14
Sample
MedicareSign/aw_sas32.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral15
Sample
MedicareSign/hatls.dll
Resource
win7-20240704-en
Behavioral task
behavioral16
Sample
MedicareSign/hatls.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral17
Sample
MedicareSign/libcrypto1_1.dll
Resource
win7-20240704-en
Behavioral task
behavioral18
Sample
MedicareSign/libcrypto1_1.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral19
Sample
MedicareSign/libcryptoMD.dll
Resource
win7-20240705-en
Behavioral task
behavioral20
Sample
MedicareSign/libcryptoMD.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral21
Sample
MedicareSign/libcurl.dll
Resource
win7-20240708-en
Behavioral task
behavioral22
Sample
MedicareSign/libcurl.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral23
Sample
MedicareSign/libjpegturbowin.dll
Resource
win7-20240705-en
Behavioral task
behavioral24
Sample
MedicareSign/libjpegturbowin.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral25
Sample
MedicareSign/libssl1_1.dll
Resource
win7-20240708-en
Behavioral task
behavioral26
Sample
MedicareSign/libssl1_1.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral27
Sample
MedicareSign/msvcr120.dll
Resource
win7-20240704-en
Behavioral task
behavioral28
Sample
MedicareSign/msvcr120.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral29
Sample
MedicareSign/opus.dll
Resource
win7-20240705-en
Behavioral task
behavioral30
Sample
MedicareSign/opus.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral31
Sample
MedicareSign/sqlite3.dll
Resource
win7-20240705-en
Behavioral task
behavioral32
Sample
MedicareSign/sqlite3.dll
Resource
win10v2004-20240709-en
General
-
Target
MedicareSign/libcrypto1_1.dll
-
Size
3.0MB
-
MD5
df54355a82c6ce8fdfc02e1b227410ab
-
SHA1
2e9134150f83eda3a55b7dd73d5faf6bfa9de132
-
SHA256
06d30d8a77bf336c16d50a9c9fbf64dccdda5f4e1f6146f7741cecd5492031d3
-
SHA512
29b0c47dee5a8397b3e4f4e322fed2be60937817a9bc931ba77885bbc2f196bc492cceed8f6eb2706ff4c69c3fdf0a01d2682e2c5d0ec05af21511f3af5b5aad
-
SSDEEP
49152:6DDCRZw6OzFGE9DtvleF81Zs1CPwDv3uFfJ9LCA4+LObwSH:6DDMZcGE9DbeF8s1CPwDv3uFfJ
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4968 4696 WerFault.exe 84 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1480 wrote to memory of 4696 1480 rundll32.exe 84 PID 1480 wrote to memory of 4696 1480 rundll32.exe 84 PID 1480 wrote to memory of 4696 1480 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MedicareSign\libcrypto1_1.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1480 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\MedicareSign\libcrypto1_1.dll,#12⤵PID:4696
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4696 -s 6243⤵
- Program crash
PID:4968
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4696 -ip 46961⤵PID:4240