MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 299fa2601344081d80079815643aad1bc5ac812031048754be53a3917308af1e. 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 4 File information Comments
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SHA256 hash: 299fa2601344081d80079815643aad1bc5ac812031048754be53a3917308af1e
SHA3-384 hash: c4d809e8eac50d7f7cdec0b4408b287a83e0ba7881e7d6714a20df436b61b1d23dfd777e5235409f6b8cbb9d538562c9
SHA1 hash: da7bfa6540ea1f14d6178cc60d6bbdfe1193a118
MD5 hash: cc3b8778138ce976ad5b2442c1db64db
humanhash: early-twelve-cup-beryllium
File name:Purchase Order.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:697'856 bytes
First seen:2024-01-18 11:42:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:dm1emB2gjjN2iN+X6s1Ej3Bti9JFTpRPGzeXU+ORC1iWxZnh6ZBiA9v:dmkgjjN1e1EjRti9Jp7krw0WxSZBT
Threatray 662 similar samples on MalwareBazaar
TLSH T163E40181F2582F96C92767FE4C14E02023FABBA6456DE3152EF235CB18713C31256DAB
TrID 61.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.1% (.SCR) Windows screen saver (13097/50/3)
8.9% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
363
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
299fa2601344081d80079815643aad1bc5ac812031048754be53a3917308af1e.exe
Verdict:
Suspicious activity
Analysis date:
2024-01-18 11:43:52 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/d1cbcc4e-8b20-4bd4-ae12-076e53a10330

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/471502/
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
Launching cmd.exe command interpreter
Using the Windows Management Instrumentation requests
Setting browser functions hooks
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/65a90ec8fd5068bbc3d96add/reports/7e559baa-864a-46dc-b0b2-32fec33d59bc/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/299fa2601344081d80079815643aad1bc5ac812031048754be53a3917308af1e
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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1d8d51d1-d77c-4202-bad5-ac05856b1b33
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1376715
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
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 detect virtualization through RDTSC time measurements
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1376715 Sample: Purchase_Order.exe Startdate: 18/01/2024 Architecture: WINDOWS Score: 100 55 www.zpxfillrw.store 2->55 57 www.threein.online 2->57 59 13 other IPs or domains 2->59 75 Snort IDS alert for network traffic 2->75 77 Found malware configuration 2->77 79 Malicious sample detected (through community Yara rule) 2->79 81 11 other signatures 2->81 11 Purchase_Order.exe 7 2->11         started        15 xIvTRCToRztP.exe 5 2->15         started        signatures3 process4 file5 51 C:\Users\user\AppData\...\xIvTRCToRztP.exe, PE32 11->51 dropped 53 C:\Users\user\AppData\Local\...\tmp1786.tmp, XML 11->53 dropped 89 Uses schtasks.exe or at.exe to add and modify task schedules 11->89 91 Adds a directory exclusion to Windows Defender 11->91 93 Tries to detect virtualization through RDTSC time measurements 11->93 17 Purchase_Order.exe 11->17         started        20 powershell.exe 23 11->20         started        22 schtasks.exe 1 11->22         started        95 Machine Learning detection for dropped file 15->95 97 Injects a PE file into a foreign processes 15->97 24 xIvTRCToRztP.exe 15->24         started        26 schtasks.exe 1 15->26         started        28 xIvTRCToRztP.exe 15->28         started        signatures6 process7 signatures8 67 Modifies the context of a thread in another process (thread injection) 17->67 69 Maps a DLL or memory area into another process 17->69 71 Sample uses process hollowing technique 17->71 73 Queues an APC in another process (thread injection) 17->73 30 explorer.exe 7 1 17->30 injected 34 WmiPrvSE.exe 20->34         started        36 conhost.exe 20->36         started        38 conhost.exe 22->38         started        40 conhost.exe 26->40         started        process9 dnsIp10 61 www.zpxfillrw.store 101.32.191.56, 80 TENCENT-NET-AP-CNTencentBuildingKejizhongyiAvenueCN China 30->61 63 td-ccm-neg-87-45.wixdns.net 34.149.87.45, 49740, 80 ATGS-MMD-ASUS United States 30->63 65 2 other IPs or domains 30->65 99 System process connects to network (likely due to code injection or exploit) 30->99 42 help.exe 30->42         started        45 wscript.exe 30->45         started        signatures11 process12 signatures13 83 Modifies the context of a thread in another process (thread injection) 42->83 85 Maps a DLL or memory area into another process 42->85 87 Tries to detect virtualization through RDTSC time measurements 42->87 47 cmd.exe 42->47         started        process14 process15 49 conhost.exe 47->49         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/299fa2601344081d80079815643aad1bc5ac812031048754be53a3917308af1e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/299fa2601344081d80079815643aad1bc5ac812031048754be53a3917308af1e/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2024-01-18 10:46:34 UTC
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fgp2eyatiqeb3aahtakwiovndpc2zajageciovf6korzc4yiv4pa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0eab8b2bd23f7d06734b61ba357c9fab1d97758eeb5afe2bd89fc293b88a8674
Formbook
57bf60dae149215611af79b1ebeb1cfdd1d3a73d32e48035894971eb4a69566d
Formbook
982a9a52e532bbfe52941c4ab95c2899c1af75e9a3eee2b1977e3f49e8a3e71e
Formbook
acf37888f0f2f3d50b34287c2dcd04c50930dd5eb5892dadb75b65fa16136b31
Formbook
c1aa65f7c2cc6beb7052c8ada46a3139fc01da66890f4153a7c5761292b71d61
Formbook
e57a006770c082e10b1d0821fdae309f5f76b5c1f9f209a9b6edae90c13dc718
Formbook
fbf8bddb02d20e99a608541ba4f1df03f8686d3a486b7f68efe24e7bbe5ac6b0
Formbook
+ 652 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:jk56 rat spyware stealer trojan
Link:
https://tria.ge/reports/240118-nvkhmsbdf4/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Deletes itself
Formbook payload
Formbook
Unpacked files
SH256 hash:
d11f8f737cd2112109fd6187d12655c8716c260f85db450ade8bc9b93625880c
MD5 hash:
acc94d921e2d741d9e8a72c691ba1469
SHA1 hash:
31c879ca9e3bca67c608f865fb8e9f4d8b64e3d3
Detections:
FormBook
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Formbook
Create hunting rule
Link:
https://www.unpac.me/results/d68a5b6a-cd03-469a-9276-caeb183215d6/
Parent samples :
acf37888f0f2f3d50b34287c2dcd04c50930dd5eb5892dadb75b65fa16136b31
e57a006770c082e10b1d0821fdae309f5f76b5c1f9f209a9b6edae90c13dc718
57bf60dae149215611af79b1ebeb1cfdd1d3a73d32e48035894971eb4a69566d
299fa2601344081d80079815643aad1bc5ac812031048754be53a3917308af1e
SH256 hash:
4af8473575ea7b4adebb32d3635b7f896a6da8f8ede0b1801d3ceadc9ecc4960
MD5 hash:
6a9dd30b8881c512c0f938f0b7c15bea
SHA1 hash:
b00174f081a686c4930adbc79657d34a947314b8
Link:
https://www.unpac.me/results/d68a5b6a-cd03-469a-9276-caeb183215d6/
SH256 hash:
2e28166cfd7ca169f653563a6b9c5acbf0116492cf29b270400609f8ceab2d4e
MD5 hash:
4b962b9f0d54ac21c772429a04168e94
SHA1 hash:
3b5f4f0e9607de3a080d0383acf2bc413d65ef54
Detections:
INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Link:
https://www.unpac.me/results/d68a5b6a-cd03-469a-9276-caeb183215d6/
Parent samples :
560599c1881e83810ac62f086df752008a76f1a955482404a233c3bef95ce2bb
299fa2601344081d80079815643aad1bc5ac812031048754be53a3917308af1e
e12e13ba7f27bcf1f0e5d6bf86304f650e1204b85403e9c9c3ff4b99d843604c
SH256 hash:
aad5bfbb1ddc1e1e61a9bd8fd81dc629e775a16f1c9fe0458ffa89124af8d80e
MD5 hash:
c525fbe0ee1fc8d400dde70848e60325
SHA1 hash:
14a6e8f6e96541e3bf998dbcf86fc54b224d617b
Link:
https://www.unpac.me/results/d68a5b6a-cd03-469a-9276-caeb183215d6/
SH256 hash:
299fa2601344081d80079815643aad1bc5ac812031048754be53a3917308af1e
MD5 hash:
cc3b8778138ce976ad5b2442c1db64db
SHA1 hash:
da7bfa6540ea1f14d6178cc60d6bbdfe1193a118
Link:
https://www.unpac.me/results/d68a5b6a-cd03-469a-9276-caeb183215d6/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/299fa2601344/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/299fa2601344081d80079815643aad1bc5ac812031048754be53a3917308af1e

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
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

Formbook

zip 344ef7b7ed282725a776c34df05c319a9cc3829473aebeed2c7bd3412bfa7ff5

Formbook

Executable exe 299fa2601344081d80079815643aad1bc5ac812031048754be53a3917308af1e

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 344ef7b7ed282725a776c34df05c319a9cc3829473aebeed2c7bd3412bfa7ff5
Cape
Cape
https://www.capesandbox.com/analysis/471502/
  
Dropped by
MD5 85d22312a027a389ff059b9168ade4c7

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