MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4b64ed30a8c7d548863ab6413f5cde17febc786cb803506e64441c0c2a510ab. 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: 13


Intelligence 13 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b4b64ed30a8c7d548863ab6413f5cde17febc786cb803506e64441c0c2a510ab
SHA3-384 hash: 6b26bc661b4c95c9888deb64f3bc8873e7cdd430b41dd885e55098454065061a856d3ce9b6e06c06c7a9b0db6406feeb
SHA1 hash: 24173b69b6dfa84d1a836202dd084407e3b7a077
MD5 hash: 70979b0bf34a9bbb86d97f2ca2150de5
humanhash: december-video-pasta-zulu
File name:Deklarata e llogarise.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:737'792 bytes
First seen:2022-02-13 22:58:08 UTC
Last seen:2022-02-13 23:28:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 9b06cf375e30c898b20fc2afead24220 (2 x Formbook)
ssdeep 12288:8FGDC4uBWDPZL7MqzZiRZl1dN7PlC8gngSws5vR0i1K2K1Z:8FcnuMPZL7jzyLNCngSws51K1Z
TLSH T112F47CE6BE63B8BACC271E34AE56836944D97E7D0D29180F65CBFF484B38740342456B
File icon (PE):PE icon
dhash icon 1130767864760841 (6 x RemcosRAT, 2 x Formbook, 1 x NetWire)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
241
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Deklarata e llogarise.exe
Verdict:
Suspicious activity
Analysis date:
2022-02-13 23:02:56 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/8012de29-eee5-49b6-bde9-c5be34517868

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/241208/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Injector.17167fcb.29788.28765.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Launching a process
Launching cmd.exe command interpreter
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Query of malicious DNS domain
Unauthorized injection to a system process
Sending an HTTP GET request to an infection source
Gathering data
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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/268c84b9-6a50-4a87-bdf5-115a3195b9de
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/939031
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates a thread in another existing process (thread injection)
Drops PE files to the user root directory
Found malware configuration
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
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 571509 Sample: Deklarata e llogarise.exe Startdate: 13/02/2022 Architecture: WINDOWS Score: 100 44 www.kuechenpruefer.com 2->44 46 www.handejqr.com 2->46 48 4 other IPs or domains 2->48 82 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->82 84 Found malware configuration 2->84 86 Malicious sample detected (through community Yara rule) 2->86 88 5 other signatures 2->88 11 Deklarata e llogarise.exe 1 17 2->11         started        signatures3 process4 dnsIp5 68 onedrive.live.com 11->68 70 am-files.fe.1drv.com 11->70 72 5ayzog.am.files.1drv.com 11->72 40 C:\Users\user\Sevvqdhd.exe, PE32 11->40 dropped 42 C:\Users\user\Sevvqdhd.exe:Zone.Identifier, ASCII 11->42 dropped 108 Writes to foreign memory regions 11->108 110 Allocates memory in foreign processes 11->110 112 Creates a thread in another existing process (thread injection) 11->112 114 Injects a PE file into a foreign processes 11->114 16 logagent.exe 11->16         started        file6 signatures7 process8 signatures9 74 Modifies the context of a thread in another process (thread injection) 16->74 76 Maps a DLL or memory area into another process 16->76 78 Sample uses process hollowing technique 16->78 80 2 other signatures 16->80 19 explorer.exe 4 2 16->19 injected process10 dnsIp11 50 www.lankasirinspa.com 108.167.133.33, 49863, 80 UNIFIEDLAYER-AS-1US United States 19->50 52 www.tajniezdrzi.quest 37.123.118.150, 49827, 80 UK2NET-ASGB United Kingdom 19->52 54 24 other IPs or domains 19->54 90 System process connects to network (likely due to code injection or exploit) 19->90 23 Sevvqdhd.exe 15 19->23         started        27 Sevvqdhd.exe 15 19->27         started        29 control.exe 19->29         started        signatures12 process13 dnsIp14 56 onedrive.live.com 23->56 58 am-files.fe.1drv.com 23->58 60 5ayzog.am.files.1drv.com 23->60 92 Multi AV Scanner detection for dropped file 23->92 94 Writes to foreign memory regions 23->94 96 Allocates memory in foreign processes 23->96 31 DpiScaling.exe 23->31         started        62 192.168.2.1 unknown unknown 27->62 64 onedrive.live.com 27->64 66 2 other IPs or domains 27->66 98 Creates a thread in another existing process (thread injection) 27->98 100 Injects a PE file into a foreign processes 27->100 34 DpiScaling.exe 27->34         started        102 Modifies the context of a thread in another process (thread injection) 29->102 104 Maps a DLL or memory area into another process 29->104 106 Tries to detect virtualization through RDTSC time measurements 29->106 36 cmd.exe 1 29->36         started        signatures15 process16 signatures17 116 Tries to detect virtualization through RDTSC time measurements 31->116 38 conhost.exe 36->38         started        process18
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b4b64ed30a8c7d548863ab6413f5cde17febc786cb803506e64441c0c2a510ab/
Threat name:
Win32.Trojan.SpyNoon
Create hunting rule
Status:
Malicious
First seen:
2022-02-13 21:25:48 UTC
File Type:
PE (Exe)
Extracted files:
27
AV detection:
25 of 43 (58.14%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ws3e5uykrr6vjcddvnsbh5on4f76xr4gzoadkbxgira4bqvfccvq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:euv4 loader persistence rat suricata
Link:
https://tria.ge/reports/220213-2ydq6adgcp/
Behaviour
Checks processor information in registry
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
cc895fc3d359e89b7d03014c1a8182c9abd6175a1369ce14b3cfd9a535c00d9e
MD5 hash:
d261255fb2d3cfd5e6a266ce10773e8c
SHA1 hash:
98f856f3d6c2037c359d3e60a6d2b700b035bcbe
Detections:
win_dbatloader_w0
Create hunting rule
Link:
https://www.unpac.me/results/12179021-9674-4911-aa4b-7fad90c83ab7/
Parent samples :
b4b64ed30a8c7d548863ab6413f5cde17febc786cb803506e64441c0c2a510ab
4abee8ed31d31112c7338025f2bd96f0d6232a36db9711e6e45ee9e7f1f9c461
51abc2e98d5bd75b74bf30aab05092d714cf2ae43c55e9640c883293ca2d5db9
fe0d8d1d135bf254632ca5c8ec51ff131b75bb67c635236d144b3ce991183896
8e8c6ff8c495e4cb69154665d99a3c8f6f29d91f00406ffb73aa2e353abd46ed
SH256 hash:
b4b64ed30a8c7d548863ab6413f5cde17febc786cb803506e64441c0c2a510ab
MD5 hash:
70979b0bf34a9bbb86d97f2ca2150de5
SHA1 hash:
24173b69b6dfa84d1a836202dd084407e3b7a077
Link:
https://www.unpac.me/results/12179021-9674-4911-aa4b-7fad90c83ab7/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/b4b64ed30a8c/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/b4b64ed30a8c7d548863ab6413f5cde17febc786cb803506e64441c0c2a510ab

File information

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

Malspam

Formbook

Executable exe b4b64ed30a8c7d548863ab6413f5cde17febc786cb803506e64441c0c2a510ab

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/241208/

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