MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bfc133249036e3efb5f3dd112044b30f06b8cb03f636628bbb1ebac9cb1adda7. 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: bfc133249036e3efb5f3dd112044b30f06b8cb03f636628bbb1ebac9cb1adda7
SHA3-384 hash: 08c3bed942e1661afada25001315b8903df809c58864804419938dbb7cf2f1e3ee16a8af812196485010abf64651c99f
SHA1 hash: 3c5bd8ba8f3af86b43b0e44b09b3b5e288676533
MD5 hash: 10291babdf83bcf91b21e568fa652f81
humanhash: seventeen-gee-hotel-louisiana
File name:SALARY_RECEIPT.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:496'840 bytes
First seen:2022-03-04 07:39:41 UTC
Last seen:2022-03-04 09:58:21 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla)
ssdeep 12288:WiStOrmvB2Z7MwXkQwkK+phhc0zzmlz3JKx5Ue:2Ormp+750Q0uhzzubJ65Ue
Threatray 11'252 similar samples on MalwareBazaar
TLSH T164B4DFA7D540099EDDEE1BBB11771D32166BFD7AAD34AA8D0A4D38B51BB32C31032817
File icon (PE):PE icon
dhash icon a5040232026602f2 (1 x Formbook)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
235
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/247265/
Detection(s):
SecuriteInfo.com.Trojan.Siggen17.19653.23475.22708.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
Sending a custom TCP request
Setting browser functions hooks
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Unauthorized injection to a browser process
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:
RaRansomware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a490fd11-7baf-48c2-8811-a15ca41b9731
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/950600
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
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
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bfc133249036e3efb5f3dd112044b30f06b8cb03f636628bbb1ebac9cb1adda7/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-03-02 10:21:29 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
23 of 27 (85.19%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=x7atgjeqg3r67npt3uisarftb4dlrsyd6y3gfc53d25mtsy23wtq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
6849e65e9ac20880fa99583b202ae710e0a3885cd72692a0c1b4d72aae109adf
Formbook
6ff46a14b9b9ee749f6d723246afa1f2c82e85433de7c243d9b66046fa25fa42
Formbook
7bd7078e492274101be1289e00a8c17c84a33a836257fe5038149d9e7ab3564e
Formbook
8230050be18082cbd46028e18bd49362c630c8c63dfc8b6875b605f250fadda3
Formbook
ea928c88deed19528dead0fc786936f6ac102f94905ce1bff6df678b7c560726
Formbook
efb1461873ef23fa84056906d17355f3b3593aa243f0b6abdcc3dbb64847144d
Formbook
f1b06407f8fe5e17a2bca06f7c7d54711f41df69163f3e9027c7521c0b17a864
Formbook
+ 11'242 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:cn31 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220304-jhjncsfefr/
Behaviour
Gathers network information
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
6750fe79914cf2f49b3f05fff98c59eb4b9c321d3991ce1e4e289d8ec4bcdf52
MD5 hash:
5cbc3eb0439bf90c4c7ffb3c2a4ecf1b
SHA1 hash:
8af2a9ad64e48280e3219744682a117ddc9bfd98
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/0fca3ba3-457f-49db-bf2a-d0b8a8cbe87c/
Parent samples :
d0ce91945a10abde8e7569759e78430c80fb8fa42589dfaccf565cf6895f8846
394e89d915d3fb185d741576cc322d02b4f58d6debf49f058ce8df91682782b4
c140031248f1bcd6ee445b1ccf588057a3b190c8ee4b8d891b58e2aa0561509b
042f30c975b4bd5dea77d4d2427497546cc03f0fd7db1ed8857279ed07180483
8ab6c464f4c3695f54b05d3c5628c75bd84ead68757828666e540f86fef9f955
c0255201237bfaac3d1396aa62c0277631f9ccbae295de89e71b504a1373002a
7d1b7e5ead9dcfe4eaa8166f6311ec7943493a153794b4c72ed3a12b7b0097ca
2e7a567db14bc51dd7ada65fa05703ac681180c0c882cff55597c063ce72886b
1695b699725276e3c0927c741f905625bc89e6c3c2acd850f640ef47ea94a907
ee22052175ffaf0e2168c716ae3fc165305c2bbba68e753f0e7f037b5cd1b2d3
6aff93a5323c418fe130ad5682f6ac9fc4c93c7b18936ddfd8894f6e7244ac23
e267c90f997f2006197fa6cfc8c36255fbb2b317fba5fcf161dd18cfb9c0943f
f615fa5fe1c1b286b761e76e1946e3937c23895a6d3739ab54ae24e37252ff1d
1d9895e03278d784a5e0a253a67e85822f9915f8b0a137308785f47772be9bba
b5f2c53261cde3d73cdf723733cd27caed78e63aa1e878c52e461156838d35af
bfc133249036e3efb5f3dd112044b30f06b8cb03f636628bbb1ebac9cb1adda7
SH256 hash:
3f91a41e349362d4fcb26638e54e82aacdc024dbbd4190a216876e1ad0ae0a74
MD5 hash:
ee96bca50ad1a55f093b3cbaa4ee64df
SHA1 hash:
4683e21be2a0a3863da934231f8382c6c036fa7e
Link:
https://www.unpac.me/results/0fca3ba3-457f-49db-bf2a-d0b8a8cbe87c/
SH256 hash:
bfc133249036e3efb5f3dd112044b30f06b8cb03f636628bbb1ebac9cb1adda7
MD5 hash:
10291babdf83bcf91b21e568fa652f81
SHA1 hash:
3c5bd8ba8f3af86b43b0e44b09b3b5e288676533
Link:
https://www.unpac.me/results/0fca3ba3-457f-49db-bf2a-d0b8a8cbe87c/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/bfc133249036/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.38
Link:
https://yomi.yoroi.company/submissions/bfc133249036e3efb5f3dd112044b30f06b8cb03f636628bbb1ebac9cb1adda7

File information

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

Malspam

Formbook

Executable exe bfc133249036e3efb5f3dd112044b30f06b8cb03f636628bbb1ebac9cb1adda7

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/247265/

Comments