MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21dc047f9ab94825e801f1459225100c58e688396b570318cc50fe8f53dfc66b. 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: 15


Intelligence 15 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21dc047f9ab94825e801f1459225100c58e688396b570318cc50fe8f53dfc66b
SHA3-384 hash: fbcd3ef7425500050c61e34b4d7c3472f47a9255e101fbdffc081359c898dcdd32c4fd72b0d25f2baf8973fa44946c65
SHA1 hash: a4188ef8449adc739a63016ad0b115298abacfce
MD5 hash: 5e1b9e9a79b8b11e1805a06bb61e7961
humanhash: six-winner-cola-social
File name:Faktura proformasi.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:825'856 bytes
First seen:2023-11-16 12:41:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 12288:7J1VJW7p2iNkuPF3378B2P6qNIG7pz/RKizp//KQ8h:bW7p1l5L8K6q95/Uityhh
Threatray 29 similar samples on MalwareBazaar
TLSH T11F05ADF1B868CBA3CB348AFF1497507047672C266575D2D87DBDB5986EE1BE30412823
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 31f0cc9a86e4fc0e (2 x AgentTesla, 1 x Formbook)
Reporter malwarelabnet
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
317
Origin country :
CA CA
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
Faktura proformasi.exe
Verdict:
Malicious activity
Analysis date:
2023-11-16 12:42:29 UTC
Tags:
formbook xloader stealer spyware
Link:
https://app.any.run/tasks/a26b37ec-1534-4e93-81c8-75c2e493b996

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/458829/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
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
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/65560e1c10294cf873d17b96/reports/bf765dd3-e691-4ff2-9932-7f121d373c7b/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/21dc047f9ab94825e801f1459225100c58e688396b570318cc50fe8f53dfc66b
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/849482da-dc37-4c33-aa0e-1b11d21c935a
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1343565
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
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Deletes itself after installation
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
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
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1343565 Sample: Faktura_proformasi.exe Startdate: 16/11/2023 Architecture: WINDOWS Score: 100 50 www.canlicerrahi.xyz 2->50 52 www.visawe.online 2->52 54 11 other IPs or domains 2->54 68 Snort IDS alert for network traffic 2->68 70 Malicious sample detected (through community Yara rule) 2->70 72 Antivirus detection for URL or domain 2->72 76 8 other signatures 2->76 10 Faktura_proformasi.exe 7 2->10         started        14 yqaJYWJ.exe 5 2->14         started        signatures3 74 Performs DNS queries to domains with low reputation 50->74 process4 file5 46 C:\Users\user\AppData\Roaming\yqaJYWJ.exe, PE32 10->46 dropped 48 C:\Users\user\AppData\Local\...\tmp7544.tmp, XML 10->48 dropped 88 Uses schtasks.exe or at.exe to add and modify task schedules 10->88 90 Adds a directory exclusion to Windows Defender 10->90 92 Injects a PE file into a foreign processes 10->92 16 Faktura_proformasi.exe 10->16         started        19 powershell.exe 23 10->19         started        21 schtasks.exe 1 10->21         started        94 Antivirus detection for dropped file 14->94 96 Multi AV Scanner detection for dropped file 14->96 98 Machine Learning detection for dropped file 14->98 23 schtasks.exe 1 14->23         started        25 yqaJYWJ.exe 14->25         started        signatures6 process7 signatures8 62 Maps a DLL or memory area into another process 16->62 64 Sample uses process hollowing technique 16->64 66 Queues an APC in another process (thread injection) 16->66 27 qRMrtQKqlEm.exe 16->27 injected 29 conhost.exe 19->29         started        31 conhost.exe 21->31         started        33 conhost.exe 23->33         started        process9 process10 35 mstsc.exe 13 27->35         started        38 autofmt.exe 27->38         started        signatures11 78 Tries to steal Mail credentials (via file / registry access) 35->78 80 Tries to harvest and steal browser information (history, passwords, etc) 35->80 82 Deletes itself after installation 35->82 84 4 other signatures 35->84 40 explorer.exe 38 1 35->40 injected 44 firefox.exe 35->44         started        process12 dnsIp13 56 www.78669vip.com 156.234.20.4, 49726, 49727, 49728 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 40->56 58 www.christmatoy.com 79.98.25.1, 49722, 49723, 49724 RACKRAYUABRakrejusLT Lithuania 40->58 60 8 other IPs or domains 40->60 86 System process connects to network (likely due to code injection or exploit) 40->86 signatures14
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/21dc047f9ab94825e801f1459225100c58e688396b570318cc50fe8f53dfc66b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21dc047f9ab94825e801f1459225100c58e688396b570318cc50fe8f53dfc66b/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2023-11-16 09:50:47 UTC
File Type:
PE (.Net Exe)
Extracted files:
29
AV detection:
13 of 37 (35.14%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ehoai742xfecl2ab6fczejiqbrmoncbznnlqgggmkd7i6u67yzvq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
05af9b06832797a977a4f5c419addacd8c15453411112609bf4dd5c6106726af
AgentTesla
1ded564af3fcfae6bb44f6e744b31d7b42266178505044fb4111ef01212d54cd
AgentTesla
21dc047f9ab94825e801f1459225100c58e688396b570318cc50fe8f53dfc66b
AgentTesla
5fa0081930ac23877b8f539c9c973b796fc5ccfd891029191073220fb2060df8
AgentTesla
831fb5c161081d10c2e952ef793f5db28c5aba8b7e0e858aa1e755481b875baf
AgentTesla
ab617df3930b1ed1ee3bf2dc4ec2db8db8fdba68ba5198183cbf96b75f37c972
AgentTesla
b025ef03dfe5778be2d70ac7a4ff7624bcdb5e2b11dde309f10aec9916fe0e7a
AgentTesla
b07ff609e78d096d73e434151b8d0d3e429110dc449656a6b9f7316dd6603d7a
AgentTesla
cd0120b7c1d114b73fd768a37de9e2c34fb1662a3e1dc620b34763410ccb6d7e
AgentTesla
+ 19 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
spyware stealer
Link:
https://tria.ge/reports/231116-pxb5qabh75/
Behaviour
Creates scheduled task(s)
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Reads user/profile data of web browsers
Unpacked files
SH256 hash:
a1fe4fa39f6454e309874c4a84798995397ba3fedbdfe9d04af137a54d2cf3d6
MD5 hash:
f8ce35076127bf10f1f153a99f0fa2a5
SHA1 hash:
74c811e506bd800bdc858d9d0035a76a2af6ba62
Detections:
XLoader
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/4de38f21-4aa3-410a-9195-35d00a01366e/
Parent samples :
21dc047f9ab94825e801f1459225100c58e688396b570318cc50fe8f53dfc66b
e2f1744f34f39652ca8e448b29e6956e17a1100ab32948560b7bd848f2fa0bd7
SH256 hash:
16ffa52732acb682b6adf6656651df8aa05eedcfc6a4daddfddf38f2466698eb
MD5 hash:
00829ab9e21be6531137d959db88368a
SHA1 hash:
bd3adc3c013afdecafc39287141db5f74a7dd52f
Link:
https://www.unpac.me/results/4de38f21-4aa3-410a-9195-35d00a01366e/
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/4de38f21-4aa3-410a-9195-35d00a01366e/
SH256 hash:
76482f1dc9b0639dd6b2d762e09101875e207e8c60e146a43ca182a4c13d6afa
MD5 hash:
9561bc00330bfa400784c1b3b2075d0b
SHA1 hash:
b98f0014f428085dea5ea44108d64d9119e3d698
Link:
https://www.unpac.me/results/4de38f21-4aa3-410a-9195-35d00a01366e/
SH256 hash:
2dad3b7f142f07f3076cb3fe016437cb5be5cc1395b332b754179c639d7b0dee
MD5 hash:
f366bd01b2679db389de370c3ae9e7e8
SHA1 hash:
a1a05124b7ce9035b40c498477b91c8efdd3e73f
Link:
https://www.unpac.me/results/4de38f21-4aa3-410a-9195-35d00a01366e/
SH256 hash:
21dc047f9ab94825e801f1459225100c58e688396b570318cc50fe8f53dfc66b
MD5 hash:
5e1b9e9a79b8b11e1805a06bb61e7961
SHA1 hash:
a4188ef8449adc739a63016ad0b115298abacfce
Link:
https://www.unpac.me/results/4de38f21-4aa3-410a-9195-35d00a01366e/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/21dc047f9ab9/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/21dc047f9ab94825e801f1459225100c58e688396b570318cc50fe8f53dfc66b

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: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

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/458829/

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