MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21c842b3980ad1df3af813d4b0dc3200e1a82ba95bcc86e6961ce35a935cec01. 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: 16


Intelligence 16 IOCs YARA 3 File information Comments
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SHA256 hash: 21c842b3980ad1df3af813d4b0dc3200e1a82ba95bcc86e6961ce35a935cec01
SHA3-384 hash: 893d665081b480b2bc89195db02c6572247ace2b81d81e6bb1ab1da9ee2e88b9afce8a937a9a2b7fdc83f119a0d9fb46
SHA1 hash: ac6a139e67281ce1affd80526e4fbc757abacc84
MD5 hash: 95b155ae6087b1a1a6b6f680c029e447
humanhash: mars-hawaii-eighteen-bakerloo
File name:DHL Contract Rates Revision effective February 1st, 2024.bat
Download: download sample
Signature AgentTesla
Create hunting rule
File size:733'184 bytes
First seen:2024-01-29 14:05:11 UTC
Last seen:2024-01-29 15:25:33 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:Za1hIoIFFHgeg/cBix8x2VpLVRWdyMSfhtF+Zgt4wAv82BlXpPYQAgFmSq6eJW/:aIXFxp4LVRWwXfh+2t4JU2BNpPjAgcJE
TLSH T11BF4121136A8AB53DCBE9BFD60A011446FF4B4267151FB8D4E8431FE1EB37E18A50A87
TrID 49.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
20.9% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
8.7% (.SCR) Windows screen saver (13097/50/3)
7.0% (.EXE) Win64 Executable (generic) (10523/12/4)
4.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
File icon (PE):PE icon
dhash icon 1e1a594c6c52124e (17 x AgentTesla, 5 x Formbook, 3 x SnakeKeylogger)
Reporter abuse_ch
Tags:AgentTesla bat DHL exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
295
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
21c842b3980ad1df3af813d4b0dc3200e1a82ba95bcc86e6961ce35a935cec01.exe
Verdict:
Malicious activity
Analysis date:
2024-01-29 14:54:22 UTC
Tags:
evasion stealer agenttesla
Link:
https://app.any.run/tasks/f7c55b6d-3547-45e0-8fba-b03b76eb1b48

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/473456/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.2655.31961.507.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/65b7b0d90eab2d1605490781/reports/075a249a-0d3b-4620-a4cc-b85da95a980c/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/21c842b3980ad1df3af813d4b0dc3200e1a82ba95bcc86e6961ce35a935cec01
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9709dbc3-1294-4a6d-9996-67449613382b
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1382754
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
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 dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
Sigma detected: Suspicious Process Patterns NTDS.DIT Exfil
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 steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1382754 Sample: DHL_Contract_Rates_Revision... Startdate: 29/01/2024 Architecture: WINDOWS Score: 100 38 nl10.nlkoddos.com 2->38 40 ip-api.com 2->40 42 2 other IPs or domains 2->42 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 Sigma detected: Scheduled temp file as task from temp location 2->54 56 11 other signatures 2->56 8 DHL_Contract_Rates_Revision_effective_February_1st,_2024.bat.exe 7 2->8         started        12 iGvBBovfayJ.exe 5 2->12         started        signatures3 process4 file5 34 C:\Users\user\AppData\...\iGvBBovfayJ.exe, PE32 8->34 dropped 36 C:\Users\user\AppData\Local\...\tmpB051.tmp, XML 8->36 dropped 58 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->58 60 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->60 62 Uses schtasks.exe or at.exe to add and modify task schedules 8->62 68 3 other signatures 8->68 14 DHL_Contract_Rates_Revision_effective_February_1st,_2024.bat.exe 15 2 8->14         started        18 powershell.exe 23 8->18         started        20 schtasks.exe 1 8->20         started        64 Multi AV Scanner detection for dropped file 12->64 66 Machine Learning detection for dropped file 12->66 22 iGvBBovfayJ.exe 12->22         started        24 schtasks.exe 1 12->24         started        signatures6 process7 dnsIp8 44 nl10.nlkoddos.com 185.191.124.15, 49717, 49718, 49719 NETLOGIXDE Netherlands 14->44 46 api4.ipify.org 64.185.227.156, 443, 49702, 49706 WEBNXUS United States 14->46 48 ip-api.com 208.95.112.1, 49703, 49707, 80 TUT-ASUS United States 14->48 26 conhost.exe 18->26         started        28 WmiPrvSE.exe 18->28         started        30 conhost.exe 20->30         started        70 Tries to steal Mail credentials (via file / registry access) 22->70 72 Tries to harvest and steal browser information (history, passwords, etc) 22->72 74 Installs a global keyboard hook 22->74 32 conhost.exe 24->32         started        signatures9 process10
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/21c842b3980ad1df3af813d4b0dc3200e1a82ba95bcc86e6961ce35a935cec01
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21c842b3980ad1df3af813d4b0dc3200e1a82ba95bcc86e6961ce35a935cec01/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-01-29 03:31:04 UTC
AV detection:
19 of 24 (79.17%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=eheefm4ybli56oxycpklbxbsadq2qk5jlpginzuwdtrvve245qaq._file
Verdict:
malicious
Label(s):
agenttesla_v4
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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/240129-red8gabdh5/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
08063a24edec2d67949e585ce8659cb121f6c2cf94fc08b3831bf0ca938ea74e
MD5 hash:
01ac700cd6ebdb715d38916175180871
SHA1 hash:
f4b828332875b0356a5d6777b3fdc1fc49e10786
Link:
https://www.unpac.me/results/85e53bec-fc05-4baa-9296-566195776e21/
SH256 hash:
122ca379df138d4bc9ef85d2c188935e203efb674f7aaee02c967c70fcf5d87f
MD5 hash:
c40f87933852d1fa39d4ea5957b56dc3
SHA1 hash:
82e4b665b85bcf010114988f4ec8fd37ea549518
Detections:
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/85e53bec-fc05-4baa-9296-566195776e21/
Parent samples :
637cfd5ea9f4b73bd1a3aa3448469013892aefb5d66d28852f27bacdeffaa9b3
c7cc0f7a7ed0c73215911f54bc1af9665d7e364d94de0cc691a14adc8fb5e574
2690b17a5af1c059abd65a3d1a0d60938a68a2ed98e5831c7b71c03f3a31341f
f621004ddaf082516c2e86ae9b0247c50309e16b09393694ebd3601a2f4d6659
ff467483f4ab3d57cba04c77901db4dd3c510f6d5d77548f521842f1eaba35e9
7d7f8991bdda56c641c41d4f326dc37385fad751e90ca5b849dcc55085f66d1d
8a0f73ac3d63e9ddb022faf3e006ec433d40493dedd94b3cd5dc7a92c35f41d5
21c842b3980ad1df3af813d4b0dc3200e1a82ba95bcc86e6961ce35a935cec01
ffa468cc1de52256fb28c2637bd414f4b08ee86fe11bbc2234c6c74a25a9437c
SH256 hash:
3014b859be7cafca84f61ab3398e0832d80175d76dc6ff4a45df7b2fef39dcaf
MD5 hash:
17cbde8bc5d57e164c1daa95d1b37d0b
SHA1 hash:
4856da540fd30d018fa511c9ce705871e1e2affa
Link:
https://www.unpac.me/results/85e53bec-fc05-4baa-9296-566195776e21/
SH256 hash:
3512e50a7509ca8b120d7835c69302e5d739fa3651dd65485e5739a1cc991ede
MD5 hash:
8bc76b6253fe4689a874767bdefec712
SHA1 hash:
4642b756487c2e1878e7e03e32e77b51df0b3b3e
Link:
https://www.unpac.me/results/85e53bec-fc05-4baa-9296-566195776e21/
SH256 hash:
21c842b3980ad1df3af813d4b0dc3200e1a82ba95bcc86e6961ce35a935cec01
MD5 hash:
95b155ae6087b1a1a6b6f680c029e447
SHA1 hash:
ac6a139e67281ce1affd80526e4fbc757abacc84
Link:
https://www.unpac.me/results/85e53bec-fc05-4baa-9296-566195776e21/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/21c842b3980a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/21c842b3980ad1df3af813d4b0dc3200e1a82ba95bcc86e6961ce35a935cec01

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:NET
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

File information

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

Malspam

AgentTesla

Executable exe 21c842b3980ad1df3af813d4b0dc3200e1a82ba95bcc86e6961ce35a935cec01

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/473456/

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