Analysis
-
max time kernel
148s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
-
submitted
19/03/2024, 12:06
General
-
Target
Order_ OFI-MAR-2024-000019_ Valve pdf.exe
-
Size
626KB
-
MD5
3f7c37acabf627bec3852972021a00db
-
SHA1
cd2e26c173abecae88fb2cd3bd2bd163785e1f20
-
SHA256
2f34b538be532d42d6bf9c9f2f54442355991ed12b15ea11a3cf0c7382df6f7c
-
SHA512
0f191f90aaa727317698bbf2dcbc3f80e76daae128eac9c0fa972aa2f3ee961572cd72df3d9080a980bb9a3c9799afc266ab161d6b1b041c4cf468bd94b49092
-
SSDEEP
12288:pNHehc3NlZr8rtxCYSnN5kvUtx62v68toS+LdOJRYWqEkR:pNH2i3p8rQnN51t5v68BidOJbg
Malware Config
Extracted
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
Brillium360@@
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
Brillium360@@ - Email To:
[email protected]
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
-
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
-
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.
-
Adds Run key to start application 2 TTPs 1 IoCs
-
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Suspicious use of SetThreadContext 1 IoCs
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious behavior: EnumeratesProcesses 6 IoCs
-
Suspicious use of AdjustPrivilegeToken 2 IoCs
-
Suspicious use of SetWindowsHookEx 1 IoCs
-
Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Order_ OFI-MAR-2024-000019_ Valve pdf.exe"C:\Users\Admin\AppData\Local\Temp\Order_ OFI-MAR-2024-000019_ Valve pdf.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Order_ OFI-MAR-2024-000019_ Valve pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\Order_ OFI-MAR-2024-000019_ Valve pdf.exe"C:\Users\Admin\AppData\Local\Temp\Order_ OFI-MAR-2024-000019_ Valve pdf.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4312 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
6.5MB
-
Filesize
64KB
-
Filesize
68KB
-
Filesize
600KB
-
Filesize
40KB
-
Filesize
104KB
-
Filesize
80KB
-
Filesize
652KB
-
Filesize
120KB
-
Filesize
200KB
-
Filesize
64KB
-
Filesize
56KB
-
Filesize
408KB
-
Filesize
216KB
-
Filesize
7.7MB
-
Filesize
32KB
-
Filesize
304KB
-
Filesize
64KB
-
Filesize
104KB
-
Filesize
7.7MB
-
Filesize
64KB
-
Filesize
6.2MB
-
Filesize
120KB
-
Filesize
136KB
-
Filesize
304KB
-
Filesize
3.3MB
-
Filesize
528KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
7.7MB
-
Filesize
624KB
-
Filesize
640KB
-
Filesize
32KB
-
Filesize
5.6MB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
80KB
-
Filesize
40KB
-
Filesize
48KB
-
Filesize
584KB
-
Filesize
264KB
-
Filesize
320KB
-
Filesize
408KB
-
Filesize
64KB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
64KB