MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 6c92ed33934d5a604f57aac4ff33252720354285291791bed88b6f3f15b9631d. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
AgentTesla
Vendor detections: 11
Maldoc score: 13
| SHA256 hash: | 6c92ed33934d5a604f57aac4ff33252720354285291791bed88b6f3f15b9631d |
|---|---|
| SHA3-384 hash: | 1bedaef918069119f5a741d5de52bf8d026ec685b67dd3e45a2f8430316cbbe574c9eb832f8ca4809b9e7d3bdf68df8d |
| SHA1 hash: | f2dbad3686195f07db9bac1aa7eba45120069ded |
| MD5 hash: | 18d6c58d438aa199c43cec6503ae2a6c |
| humanhash: | shade-red-seventeen-speaker |
| File name: | Marine Tiger.xlsm |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 13'677 bytes |
| First seen: | 2021-02-08 07:11:28 UTC |
| Last seen: | Never |
| File type: |  xlsm |
| MIME type: | application/vnd.openxmlformats-officedocument.spreadsheetml.sheet |
| ssdeep | 192:HePPN4twKo8V99pSKCxW9KBIYU0mT2+QOUSp+Qak1Y5t0SQxizT3W7+p+1iTvVp+:HeHNSVV9GKCZBILhTBY4D9SQITMaT2 |
| TLSH | 0D52AE5A82C37559EB27D83A41880B73F91570D49267CBBD2D08660A7B127EB47CA0CB |
| Reporter | @abuse_ch |
| Tags: | AgentTesla exe xlsm |
@abuse_ch
Malspam distributing AgentTesla:HELO: oceantankers.com.sg
Sending IP: 45.137.20.42
From: Ocean Tankers Spore <operations@oceantankers.com.sg>
Reply-To: transmarinemalayssia@yahoo.com
Subject: Marine Tiger - AGENCY APPOINTMENT
Attachment: Marine Tiger.xlsm
AgentTesla payload URL:
http://unitranship.in/pWfS5sMI9kWirEK.exe
AgentTesla SMTP exfil server:
mail.devxico.com:587
AgentTesla SMTP exfil email address:
hgonzalez@devxico.com
Office OLE Information
This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.
OLE id
| Maldoc score: 13 |
OLE dump
| Sections: 11 |
The following OLE sections have been found using oledump:
| Section ID | Section size | Section name |
|---|---|---|
| A1 | 410 bytes | PROJECT |
| A2 | 62 bytes | PROJECTwm |
| A3 | 991 bytes | VBA/Sheet1 |
| A4 | 3911 bytes | VBA/ThisWorkbook |
| A5 | 2626 bytes | VBA/_VBA_PROJECT |
| A6 | 1619 bytes | VBA/__SRP_0 |
| A7 | 201 bytes | VBA/__SRP_1 |
| A8 | 788 bytes | VBA/__SRP_2 |
| A9 | 230 bytes | VBA/__SRP_3 |
| A10 | 515 bytes | VBA/dir |
OLE vba
| Type | Keyword | Description |
|---|---|---|
| AutoExec | Workbook_Open | Runs when the Excel Workbook is opened |
| Suspicious | Shell | May run an executable file or a system command |
| Suspicious | WScript.Shell | May run an executable file or a system command |
| Suspicious | Run | May run an executable file or a system command |
| Suspicious | CreateObject | May create an OLE object |
| Suspicious | Chr | May attempt to obfuscate specific strings (use option --deobf to deobfuscate) |
| Suspicious | Hex Strings | Hex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all) |
Intelligence
File Origin
# of uploads :
1
# of downloads :
102
Origin country :
FRMail intelligence
Geo location:
Global
Volume:
Low
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Marine Tiger.xlsm
Verdict:
Malicious activity
Analysis date:
2021-02-08 07:14:40 UTC
Tags:
macros macros-on-open generated-doc
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
File type:
application/vnd.ms-excel.sheet.macroEnabled.12
Has a screenshot:
False
Contains macros:
True
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Launching a process
Running batch commands by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Excel File with Macro
Alert level:
9.0%
Result
Verdict:
MALICIOUS
Details
Macro with Startup Hook
Detected macro logic that will automatically execute on document open. Most malware contains some execution hook.
Macro Contains Suspicious String
Detected a macro with a suspicious string. Suspicious strings include privileged function calls, obfuscations, odd registry keys, etc...
Document With No Content
Document contains little or no semantic information.
Result
Threat name:
Unknown
Detection:
malicious
Classification:
expl
Score:
80 / 100
Signature
Document contains an embedded VBA macro which may execute processes
Document contains an embedded VBA macro with suspicious strings
Document contains an embedded VBA with functions possibly related to WSH operations (process, registry, environment, or keystrokes)
Document contains an embedded VBA with hexadecimal encoded strings
Document exploit detected (process start blacklist hit)
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Sigma detected: Microsoft Office Product Spawning Windows Shell
Uses schtasks.exe or at.exe to add and modify task schedules
Behaviour
Behavior Graph:
Threat name:
Script-Macro.Trojan.Valyria
Status:
Malicious
First seen:
2021-02-08 02:23:25 UTC
AV detection:
16 of 29 (55.17%)
Threat level:
5/5
Detection(s):
Malicious file
Result
Malware family:
n/a
Score:
10/10
Tags:
macro
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Office loads VBA resources, possible macro or embedded object present
Process spawned unexpected child process
AV coverage:
40.00%
AV detections:
26 / 65
Threat name:
Malicious File
Score:
1.00
YARA Signatures
MalareBazaar uses YARA rules from several public and non-public repositories, such as Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious proccess dumps they may create. Please note that only results from TLP:WHITE rules are being displayeyd.
| Rule name: | ach_AgentTesla_20200929 |
|---|---|
| Author: | abuse.ch |
| Description: | Detects AgentTesla PE |
| Rule name: | Email_stealer_bin_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | Email in files like avemaria |
| Rule name: | IPPort_combo_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | IP and port combo |
| Rule name: | MALWARE_Win_AgentTeslaV3 |
|---|---|
| Author: | ditekSHen |
| Description: | AgentTeslaV3 infostealer payload |
| Rule name: | Select_from_enumeration |
|---|---|
| Author: | James_inthe_box |
| Description: | IP and port combo |
| Rule name: | SharedStrings |
|---|---|
| Author: | Katie Kleemola |
| Description: | Internal names found in LURK0/CCTV0 samples |
| Rule name: | UAC_bypass_bin_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | UAC bypass in files like avemaria |
| Rule name: | win_agent_tesla_v1 |
|---|---|
| Author: | Johannes Bader @viql |
| Description: | detects Agent Tesla |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
Comments
Login required
You need to login to in order to write a comment. Login with your Twitter account.