Overview
overview
7Static
static
7738a21f02c...5b.exe
windows7-x64
7738a21f02c...5b.exe
windows10-2004-x64
7$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDIR/inetc.dll
windows7-x64
3$PLUGINSDIR/inetc.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows7-x64
7$PLUGINSDI...ll.dll
windows10-2004-x64
7$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...om.dll
windows7-x64
7$PLUGINSDI...om.dll
windows10-2004-x64
7Analysis
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max time kernel
141s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
25-01-2024 02:51
Behavioral task
behavioral1
Sample
738a21f02c31f94d1d5c2233f176145b.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
738a21f02c31f94d1d5c2233f176145b.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/inetc.dll
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/inetc.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/md5dll.dll
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/md5dll.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/nsRandom.dll
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/nsRandom.dll
Resource
win10v2004-20231215-en
General
-
Target
$PLUGINSDIR/md5dll.dll
-
Size
6KB
-
MD5
0745ff646f5af1f1cdd784c06f40fce9
-
SHA1
bf7eba06020d7154ce4e35f696bec6e6c966287f
-
SHA256
fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70
-
SHA512
8d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da
-
SSDEEP
96:GL2PcvGn5olZMTZxEp8agTsflVwn4GogZcko5N1ub:U2Pxn5UZMTZipyaw4ZkKP2
Malware Config
Signatures
-
ACProtect 1.3x - 1.4x DLL software 2 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral9/memory/752-0-0x0000000010000000-0x0000000010009000-memory.dmp acprotect behavioral9/memory/752-1-0x0000000010000000-0x0000000010009000-memory.dmp acprotect -
resource yara_rule behavioral9/memory/752-0-0x0000000010000000-0x0000000010009000-memory.dmp upx behavioral9/memory/752-1-0x0000000010000000-0x0000000010009000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 2476 752 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2016 wrote to memory of 752 2016 rundll32.exe 28 PID 2016 wrote to memory of 752 2016 rundll32.exe 28 PID 2016 wrote to memory of 752 2016 rundll32.exe 28 PID 2016 wrote to memory of 752 2016 rundll32.exe 28 PID 2016 wrote to memory of 752 2016 rundll32.exe 28 PID 2016 wrote to memory of 752 2016 rundll32.exe 28 PID 2016 wrote to memory of 752 2016 rundll32.exe 28 PID 752 wrote to memory of 2476 752 rundll32.exe 29 PID 752 wrote to memory of 2476 752 rundll32.exe 29 PID 752 wrote to memory of 2476 752 rundll32.exe 29 PID 752 wrote to memory of 2476 752 rundll32.exe 29
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\md5dll.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2016 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\md5dll.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:752 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 752 -s 2283⤵
- Program crash
PID:2476
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