MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3979a76f278cc417a50932f048516b0168237b6b4ca108ef779fec69b1bc0c0d. 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: 9


Intelligence 9 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3979a76f278cc417a50932f048516b0168237b6b4ca108ef779fec69b1bc0c0d
SHA3-384 hash: 42c33c5b8a69ee500881b0a4586ca061cabd0f556e4cdfd0b5eabda12f812db5703dfc59cadebac5f5ada8a68f81d433
SHA1 hash: 933ecb7d9bb41896b8478f2ebcb4e6c93b338c7a
MD5 hash: 2a167d01bb2bffb6c8e684c617af84e8
humanhash: virginia-butter-fruit-idaho
File name:NL PURCHASE ORDER.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:284'672 bytes
First seen:2021-07-02 05:25:08 UTC
Last seen:2021-07-02 05:41:54 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 23a43c6518c8f031e32b203009216485 (1 x Formbook)
ssdeep 3072:9bb+vfqg7VoT/kMp0Ye7HWOiJPfVL/LiMzq67sX30FrQcF+VyW9CrmctTaNhiy:9bb+vfn6T+ckMzqdUFcDE+
TLSH F6543BCDB5CBECB8F4A838357911C264068B6D091A59283A7D77F74E5273E44AB7CB02
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
145
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
NL PURCHASE ORDER.exe
Verdict:
Malicious activity
Analysis date:
2021-07-02 05:28:55 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/27e59e0c-de83-4ea6-964b-1812aa861e49

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/169268/
Detection(s):
PUA.Win.Packer.Pequake-4
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8486ab2f-b1c6-439d-9a3d-34bb395e9208
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/810908
Signature
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Creates a thread in another existing process (thread injection)
Creates multiple autostart registry keys
Executable has a suspicious name (potential lure to open the executable)
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Execution from Suspicious Folder
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect virtualization through RDTSC time measurements
Uses netstat to query active network connections and open ports
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 443319 Sample: NL PURCHASE ORDER.exe Startdate: 02/07/2021 Architecture: WINDOWS Score: 100 44 www.designsbymanda.com 2->44 46 designsbymanda.com 2->46 62 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->62 64 Found malware configuration 2->64 66 Malicious sample detected (through community Yara rule) 2->66 68 8 other signatures 2->68 11 NL PURCHASE ORDER.exe 1 19 2->11         started        16 Iafjqsa.exe 13 2->16         started        signatures3 process4 dnsIp5 50 cdn.discordapp.com 162.159.130.233, 443, 49746, 49747 CLOUDFLARENETUS United States 11->50 42 C:\Users\Public\Libraries\...\Iafjqsa.exe, PE32 11->42 dropped 98 Creates multiple autostart registry keys 11->98 100 Writes to foreign memory regions 11->100 102 Allocates memory in foreign processes 11->102 18 ieinstal.exe 11->18         started        104 Multi AV Scanner detection for dropped file 16->104 106 Creates a thread in another existing process (thread injection) 16->106 108 Injects a PE file into a foreign processes 16->108 21 mobsync.exe 16->21         started        file6 signatures7 process8 signatures9 52 Modifies the context of a thread in another process (thread injection) 18->52 54 Maps a DLL or memory area into another process 18->54 56 Sample uses process hollowing technique 18->56 58 Queues an APC in another process (thread injection) 18->58 23 explorer.exe 2 18->23 injected 60 Tries to detect virtualization through RDTSC time measurements 21->60 process10 signatures11 78 Uses netstat to query active network connections and open ports 23->78 26 Iafjqsa.exe 14 23->26         started        30 NETSTAT.EXE 1 23->30         started        32 explorer.exe 23->32         started        34 3 other processes 23->34 process12 dnsIp13 48 cdn.discordapp.com 26->48 82 Writes to foreign memory regions 26->82 84 Allocates memory in foreign processes 26->84 86 Creates a thread in another existing process (thread injection) 26->86 88 Injects a PE file into a foreign processes 26->88 36 secinit.exe 26->36         started        90 Creates multiple autostart registry keys 30->90 92 Modifies the context of a thread in another process (thread injection) 30->92 94 Maps a DLL or memory area into another process 30->94 96 Tries to detect virtualization through RDTSC time measurements 32->96 signatures14 process15 signatures16 70 Modifies the context of a thread in another process (thread injection) 36->70 72 Maps a DLL or memory area into another process 36->72 74 Sample uses process hollowing technique 36->74 76 Tries to detect virtualization through RDTSC time measurements 36->76 39 mstsc.exe 36->39         started        process17 signatures18 80 Tries to detect virtualization through RDTSC time measurements 39->80
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3979a76f278cc417a50932f048516b0168237b6b4ca108ef779fec69b1bc0c0d/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2021-07-01 11:24:48 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
20 of 29 (68.97%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hf42o3zhrtcbpjijglyequllafucg63ljsqqr33xt7wgtmn4bqgq._file
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader persistence rat
Link:
https://tria.ge/reports/210702-6vt4pxl9rs/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.ker-huella.com/synv/
Unpacked files
SH256 hash:
1d58fa23d2083f1b7987c14aafdd6e7f106359cdbdd08868ad7851048a2907ed
MD5 hash:
90c471344ad863ea8b5f4c9f13699cd9
SHA1 hash:
e03397aab57be129b32bda5dfe1e249a6fe834e0
Link:
https://www.unpac.me/results/173a7d93-97c0-476e-ab83-f3bb97362a34/
SH256 hash:
3979a76f278cc417a50932f048516b0168237b6b4ca108ef779fec69b1bc0c0d
MD5 hash:
2a167d01bb2bffb6c8e684c617af84e8
SHA1 hash:
933ecb7d9bb41896b8478f2ebcb4e6c93b338c7a
Link:
https://www.unpac.me/results/173a7d93-97c0-476e-ab83-f3bb97362a34/
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/3979a76f278cc417a50932f048516b0168237b6b4ca108ef779fec69b1bc0c0d

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

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

Malspam

Formbook

zip 7a0321ba98c2658818ea4fdbc730942042717acee9bf54c37b0f6980e9e469db

Formbook

Executable exe 3979a76f278cc417a50932f048516b0168237b6b4ca108ef779fec69b1bc0c0d

(this sample)

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/169268/
  
Dropped by
SHA256 7a0321ba98c2658818ea4fdbc730942042717acee9bf54c37b0f6980e9e469db
  
Dropped by
SHA256 2e2be015ab552c5d15996192a744001e9733e7cd2e4b2925c39188e26e5870d5

Comments