MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 47361c18c953725b9469ef9a229e109e981bdd1b2673f7ad582d98d1447110c3. 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


Formbook


Vendor detections: 17


Intelligence 17 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 47361c18c953725b9469ef9a229e109e981bdd1b2673f7ad582d98d1447110c3
SHA3-384 hash: 89ba6ef6d62b1c305b3e0e796aeb5c05ec6b7db7f7ece87900714cd57adc2aee50c21dce9d404274943a9072aaa66a11
SHA1 hash: cde992ddcc16e2c42d39c89c48af840e354a0f29
MD5 hash: ff46c0bcefe3460241f6291f551c461a
humanhash: single-robert-florida-ten
File name:shipping doc.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:676'864 bytes
First seen:2024-04-29 14:38:37 UTC
Last seen:2024-04-29 15:17:37 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:qRB778QCdqBOxWqLOZhxqAA8qmZ7WKGYBI0pdY:GB8dqq8qmZrg
TLSH T11FE4232886DDCAF4DDEF5B76B598010283BC76E697D0E79E4BD831C42812F9084D27E6
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4504/4/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon 4018f9e960e20464 (19 x AgentTesla, 6 x Formbook, 2 x PureLogsStealer)
Reporter malwarelabnet
Tags:AgentTesla exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
320
Origin country :
CA CA
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
47361c18c953725b9469ef9a229e109e981bdd1b2673f7ad582d98d1447110c3.exe
Verdict:
Malicious activity
Analysis date:
2024-04-29 14:51:42 UTC
Tags:
evasion smtp agenttesla stealer
Link:
https://app.any.run/tasks/78ca54f7-6af1-48c9-82af-65bc4f7f2498

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Reading critical registry keys
Stealing user critical data
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/662fb10c54bafb7d21e60fa8/reports/86d47f4f-48ae-4e3e-8a6a-16c1f8ae9147/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/47361c18c953725b9469ef9a229e109e981bdd1b2673f7ad582d98d1447110c3
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/be85c53a-c4b1-4ff1-9405-aa260ebb720a
Result
Threat name:
AgentTesla, PureLog Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1433455
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1433455 Sample: shipping doc.exe Startdate: 29/04/2024 Architecture: WINDOWS Score: 100 19 mail.myhydropowered.com 2->19 21 ip-api.com 2->21 23 api.ipify.org 2->23 39 Found malware configuration 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Antivirus detection for URL or domain 2->43 45 14 other signatures 2->45 7 shipping doc.exe 3 2->7         started        10 chrome.exe 1 2->10         started        signatures3 process4 dnsIp5 47 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 7->47 49 Injects a PE file into a foreign processes 7->49 13 shipping doc.exe 15 2 7->13         started        25 192.168.2.11 unknown unknown 10->25 27 192.168.2.7, 123, 138, 443 unknown unknown 10->27 29 3 other IPs or domains 10->29 17 chrome.exe 10->17         started        signatures6 process7 dnsIp8 31 mail.myhydropowered.com 131.226.2.60, 49704, 49729, 49730 UNASSIGNED United States 13->31 33 ip-api.com 208.95.112.1, 49703, 80 TUT-ASUS United States 13->33 35 api.ipify.org 172.67.74.152, 443, 49702 CLOUDFLARENETUS United States 13->35 51 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->51 53 Tries to steal Mail credentials (via file / registry access) 13->53 55 Tries to harvest and steal ftp login credentials 13->55 57 2 other signatures 13->57 37 www.google.com 142.250.191.196, 443, 49708, 49709 GOOGLEUS United States 17->37 signatures9
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/47361c18c953725b9469ef9a229e109e981bdd1b2673f7ad582d98d1447110c3
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/47361c18c953725b9469ef9a229e109e981bdd1b2673f7ad582d98d1447110c3/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-04-29 02:33:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
23 of 38 (60.53%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=i43byggjknzfxfdj56ncfhqqt2mbxxi3ezz7plkyfwmncrdrcdbq._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240429-r1ar6sda32/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
bf24e3d51b96eb9687fbd9107df383008c95d18244300d0f2270864dea830dd7
MD5 hash:
9b65b3f5b4b6df39b0655be15b23f50c
SHA1 hash:
52a81b7d5377d6aa7a5ef4565b9266c73fa9dd4b
Link:
https://www.unpac.me/results/0100d8c1-25f6-4e2f-b995-7b340db702b1/
SH256 hash:
5a2992f5c8c952237d138f630700afb166d7302cfaa03600aa2f710a4b99d087
MD5 hash:
5e48603e1acaf0d5f5d290f050e57931
SHA1 hash:
37b5f8ee4aef03c564d65a7d0971b35cc82ba50e
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/0100d8c1-25f6-4e2f-b995-7b340db702b1/
Parent samples :
47361c18c953725b9469ef9a229e109e981bdd1b2673f7ad582d98d1447110c3
7ef5e8ef52c30fec9a47bad942c0a757eb47fd67a46fcef29a78e4892a0a0e94
5bb45a9e94a12116e4e1244308f51db2effc3ee8fbe7753f27a948a3c95c1cf0
SH256 hash:
0097507facb0694b3fecd7b1fb10ece2ec4c49ad7104f47634a6340deb15ffb6
MD5 hash:
aab48ccb81cdc61f0307151d69e6c3d9
SHA1 hash:
d85c30788a5b4f6fbc2d7736df9d586a98cf107d
Link:
https://www.unpac.me/results/0100d8c1-25f6-4e2f-b995-7b340db702b1/
SH256 hash:
e90d07d93954cd0854d59757993bd00bee6d88255c2293e615d4392345fc6b93
MD5 hash:
7712c8b82cae88b5cfc0570f2eedd0b6
SHA1 hash:
8885eed9c9d0e7aea1df6f7dcc5bdda9485f2ac7
Link:
https://www.unpac.me/results/0100d8c1-25f6-4e2f-b995-7b340db702b1/
SH256 hash:
47361c18c953725b9469ef9a229e109e981bdd1b2673f7ad582d98d1447110c3
MD5 hash:
ff46c0bcefe3460241f6291f551c461a
SHA1 hash:
cde992ddcc16e2c42d39c89c48af840e354a0f29
Link:
https://www.unpac.me/results/0100d8c1-25f6-4e2f-b995-7b340db702b1/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/47361c18c953/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/47361c18c953725b9469ef9a229e109e981bdd1b2673f7ad582d98d1447110c3

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTeslaV5
Create hunting rule
Author:ClaudioWayne
Description:AgentTeslaV5 infostealer payload
Rule name:DebuggerCheck__RemoteAPI
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
Author:ditekSHen
Description:Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Create hunting rule
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla

File information

The table below shows additional information about this malware sample such as delivery method and external references.

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments