Overview
overview
10Static
static
3004552024107.bat.exe
windows7-x64
10004552024107.bat.exe
windows10-2004-x64
10$PLUGINSDI...ge.dll
windows7-x64
1$PLUGINSDI...ge.dll
windows10-2004-x64
1$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...fo.dll
windows7-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3Analysis
-
max time kernel
142s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
01-07-2024 09:58
Static task
static1
Behavioral task
behavioral1
Sample
004552024107.bat.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
004552024107.bat.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/BgImage.dll
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/BgImage.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240508-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240611-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240508-en
General
-
Target
004552024107.bat.exe
-
Size
518KB
-
MD5
2d40c2aefef620e7fb177f0cf24d8ea5
-
SHA1
d4b00320d6be1ecac0fc016f1ad85a9774c14f47
-
SHA256
576421830912fcb3f31f2721cb30607a7c07887a1558a80b626e0d9527467399
-
SHA512
64e27276ffd6c44ac9572f0aed7367a004b8ee83e528518c607a39934329f54fac797b7c45e0dcc6c25c64b11fcb8b2f1ad21078ed4e3714ac61c0ba1e17fc70
-
SSDEEP
12288:c19+dlfwYKZWegejzeusXEBS/PKPU6E0nn7+nJiPP:PdloYK7geveN0fPRnqnJi
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://mail.hearing-vision.com - Port:
21 - Username:
[email protected] - Password:
LILKOOLL14!
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Loads dropped DLL 4 IoCs
Processes:
004552024107.bat.exepid process 836 004552024107.bat.exe 836 004552024107.bat.exe 836 004552024107.bat.exe 836 004552024107.bat.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 local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 28 ip-api.com -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
Processes:
004552024107.bat.exepid process 2068 004552024107.bat.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
004552024107.bat.exe004552024107.bat.exepid process 836 004552024107.bat.exe 2068 004552024107.bat.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
004552024107.bat.exedescription pid process target process PID 836 set thread context of 2068 836 004552024107.bat.exe 004552024107.bat.exe -
Drops file in Program Files directory 1 IoCs
Processes:
004552024107.bat.exedescription ioc process File opened for modification C:\Program Files (x86)\immunologis.Byg 004552024107.bat.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
004552024107.bat.exepid process 2068 004552024107.bat.exe 2068 004552024107.bat.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
004552024107.bat.exepid process 836 004552024107.bat.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
004552024107.bat.exedescription pid process Token: SeDebugPrivilege 2068 004552024107.bat.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
004552024107.bat.exedescription pid process target process PID 836 wrote to memory of 2068 836 004552024107.bat.exe 004552024107.bat.exe PID 836 wrote to memory of 2068 836 004552024107.bat.exe 004552024107.bat.exe PID 836 wrote to memory of 2068 836 004552024107.bat.exe 004552024107.bat.exe PID 836 wrote to memory of 2068 836 004552024107.bat.exe 004552024107.bat.exe PID 836 wrote to memory of 2068 836 004552024107.bat.exe 004552024107.bat.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\004552024107.bat.exe"C:\Users\Admin\AppData\Local\Temp\004552024107.bat.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\004552024107.bat.exe"C:\Users\Admin\AppData\Local\Temp\004552024107.bat.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\nsq4893.tmp\BgImage.dllFilesize
7KB
MD52d5f40ddc34e9dc8f43b5bf1f61301e3
SHA15ed3cd47affc4d55750e738581fce2b40158c825
SHA256785944e57e8e4971f46f84a07d82dee2ab4e14a68543d83bfe7be7d5cda83143
SHA512605cebcc480cb71ba8241782d89e030a5c01e1359accbde174cb6bdaf249167347ecb06e3781cb9b1cc4b465cef95f1663f0d9766ed84ebade87aa3970765b3e
-
C:\Users\Admin\AppData\Local\Temp\nsq4893.tmp\System.dllFilesize
12KB
MD512b140583e3273ee1f65016becea58c4
SHA192df24d11797fefd2e1f8d29be9dfd67c56c1ada
SHA256014f1dfeb842cf7265a3644bc6903c592abe9049bfc7396829172d3d72c4d042
SHA51249ffdfa1941361430b6acb3555fd3aa05e4120f28cbdf7ceaa2af5937d0b8cccd84471cf63f06f97cf203b4aa20f226bdad082e9421b8e6b62ab6e1e9fc1e68a
-
C:\Users\Admin\AppData\Local\Temp\nsq4893.tmp\UserInfo.dllFilesize
4KB
MD590228dd140188ec0ca02f7f52e4c9a30
SHA16880d9aeec4c97c4b7718044c9c59b92379feaca
SHA25654bcf3d018734b884bd33a74a05eea0ac3c83501acbdb71ea8ec56ec9402a263
SHA5121a38b1ebb9e2440dd240c8cd2406261e21b544ed392f808d36f78590075f854d89e624589bfddabcace96b33a7f3084c7686351bd66ae07ec035bbef94ef8da2
-
C:\Users\Admin\AppData\Local\Temp\nsq4893.tmp\nsExec.dllFilesize
6KB
MD54a2f4fe4a3ad1de56ee6bf7dd4923963
SHA17cc68b94448c964fd99904e5784b059aed4d5daa
SHA25689b1e6509a1b45b32933e9d785a9c8c5b9ce7c616e1112dcf7fc3fa5ca27ebde
SHA5124b6bbe75beafae9a29932ff5ddd3940aadfae62c157836e6cdab755955782dd5354d5eb389b4b8c16bf59f4ce7a099a0161d915c1cf2968f28e195dc8e3997ea
-
memory/836-39-0x0000000077DE1000-0x0000000077F01000-memory.dmpFilesize
1.1MB
-
memory/836-40-0x0000000074C45000-0x0000000074C46000-memory.dmpFilesize
4KB
-
memory/2068-45-0x000000007259E000-0x000000007259F000-memory.dmpFilesize
4KB
-
memory/2068-48-0x0000000037FE0000-0x0000000038046000-memory.dmpFilesize
408KB
-
memory/2068-44-0x0000000077DE1000-0x0000000077F01000-memory.dmpFilesize
1.1MB
-
memory/2068-43-0x0000000000480000-0x00000000016D4000-memory.dmpFilesize
18.3MB
-
memory/2068-41-0x0000000077E68000-0x0000000077E69000-memory.dmpFilesize
4KB
-
memory/2068-46-0x0000000000480000-0x00000000004C2000-memory.dmpFilesize
264KB
-
memory/2068-47-0x0000000037A30000-0x0000000037FD4000-memory.dmpFilesize
5.6MB
-
memory/2068-42-0x0000000077E85000-0x0000000077E86000-memory.dmpFilesize
4KB
-
memory/2068-49-0x0000000072590000-0x0000000072D40000-memory.dmpFilesize
7.7MB
-
memory/2068-51-0x0000000038750000-0x00000000387A0000-memory.dmpFilesize
320KB
-
memory/2068-52-0x00000000387A0000-0x0000000038832000-memory.dmpFilesize
584KB
-
memory/2068-53-0x0000000038870000-0x000000003887A000-memory.dmpFilesize
40KB
-
memory/2068-55-0x000000007259E000-0x000000007259F000-memory.dmpFilesize
4KB
-
memory/2068-57-0x0000000072590000-0x0000000072D40000-memory.dmpFilesize
7.7MB