MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6d6dc614bd305341a4e75638702a92ca04dac9ab31d50ccdf86832da9653cad3. 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: 14


Intelligence 14 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6d6dc614bd305341a4e75638702a92ca04dac9ab31d50ccdf86832da9653cad3
SHA3-384 hash: 175752171b6aaa5f558f3b89b0e70c17f3925c3c1c5544769c3ce312443ca503b4e168ddf022c7e1a3ebd3e1b34736b3
SHA1 hash: ca8de1959ba90e375aaa5010b7a461dcbd2a54a2
MD5 hash: 95936bb9170baad00f50eacc795e3e5e
humanhash: fourteen-dakota-network-one
File name:SOA-CAVER.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:888'320 bytes
First seen:2025-02-11 06:52:18 UTC
Last seen:2025-02-11 12:04:11 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'611 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:c2BKJNFLHJobbRpWC9Gc9Vy2g8Zw9HxfHlv:cBJbkVn/yCW9x
Threatray 52 similar samples on MalwareBazaar
TLSH T17415BEDC3210779FCC17C575CA68ECB4A6502CBAA30B759395D7279BB94C583CF08AA2
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10522/11/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
File icon (PE):PE icon
dhash icon 44d48cc484ccc4a4 (11 x Formbook, 7 x MassLogger, 3 x SnakeKeylogger)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
4
# of downloads :
425
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
backup-message-10.211.5.132_9045-8827296.eml
Verdict:
Malicious activity
Analysis date:
2025-02-11 06:04:08 UTC
Tags:
attachments attc-arch arch-exec
Link:
https://app.any.run/tasks/ae46bc45-9a73-4f57-adb1-d5077b4b3cef

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.MalwareX-gen.20483.17916.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
90.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67aaf3e5f667f46cd182efd2
Tags:
virus micro sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/6d6dc614bd305341a4e75638702a92ca04dac9ab31d50ccdf86832da9653cad3
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:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9f023b1e-48a6-4a0c-9e75-09ec9d2958eb
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1611780
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found direct / indirect Syscall (likely to bypass EDR)
Joe Sandbox ML detected suspicious sample
Machine Learning detection for sample
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 submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1611780 Sample: SOA-CAVER.exe Startdate: 11/02/2025 Architecture: WINDOWS Score: 100 31 www.physicsbrain.xyz 2->31 33 www.autonomousrich.xyz 2->33 35 11 other IPs or domains 2->35 45 Antivirus detection for URL or domain 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 Yara detected FormBook 2->49 53 4 other signatures 2->53 10 SOA-CAVER.exe 3 2->10         started        signatures3 51 Performs DNS queries to domains with low reputation 33->51 process4 file5 29 C:\Users\user\AppData\...\SOA-CAVER.exe.log, ASCII 10->29 dropped 65 Detected unpacking (changes PE section rights) 10->65 67 Detected unpacking (overwrites its own PE header) 10->67 14 SOA-CAVER.exe 10->14         started        signatures6 process7 signatures8 69 Maps a DLL or memory area into another process 14->69 17 sUdO1yoKv2mV.exe 14->17 injected process9 signatures10 43 Found direct / indirect Syscall (likely to bypass EDR) 17->43 20 secinit.exe 13 17->20         started        process11 signatures12 55 Tries to steal Mail credentials (via file / registry access) 20->55 57 Tries to harvest and steal browser information (history, passwords, etc) 20->57 59 Modifies the context of a thread in another process (thread injection) 20->59 61 3 other signatures 20->61 23 sUdO1yoKv2mV.exe 20->23 injected 27 firefox.exe 20->27         started        process13 dnsIp14 37 www.corellia.pro 217.160.0.90, 49994, 49995, 49996 ONEANDONE-ASBrauerstrasse48DE Germany 23->37 39 www.topked.top 192.64.118.221, 49986, 49987, 49988 NAMECHEAP-NETUS United States 23->39 41 5 other IPs or domains 23->41 63 Found direct / indirect Syscall (likely to bypass EDR) 23->63 signatures15
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6d6dc614bd305341a4e75638702a92ca04dac9ab31d50ccdf86832da9653cad3
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6d6dc614bd305341a4e75638702a92ca04dac9ab31d50ccdf86832da9653cad3/
Threat name:
Win32.Backdoor.FormBook
Create hunting rule
Status:
Malicious
First seen:
2025-02-11 06:53:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nvw4mff5gbjudjhhky4hakuszicnvsnlghkqztpynaznvfstzljq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
unknown_loader_037
Create hunting rule
Similar samples:
4fa5ea6373a2464ae2a7f499d1e19cd27f6506df81bcbde80567b79d7e211520
Formbook
5f6c801582b16d51d8a5c79a64aa18291cd494a52ce92a158ff90c6f6f41fee8
Formbook
7df2f89161ec34394673fe13ea4f4312cf2eb2dafd076a9947c1c6bf1d8f39e6
Formbook
c9ff72b5be41b4298e4d202ec333d6e9cf80589f4112685e5040fcadd79b9605
Formbook
d2fa6a431ab9a3e461768ba105ee20a12ad4dc1d317cf22ac156215ab1d03b56
Formbook
error
Formbook
f66c0624be9a63170f70c2c6cbff7a2869933419846557da5407a0ea3de7a004
Formbook
+ 42 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery
Link:
https://tria.ge/reports/250211-hnqs7ayqhj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Suspicious use of SetThreadContext
Downloads MZ/PE file
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/5ae8ec8f-c9f4-4f4e-b6a5-b586e3352361
Unpacked files
SH256 hash:
6d6dc614bd305341a4e75638702a92ca04dac9ab31d50ccdf86832da9653cad3
MD5 hash:
95936bb9170baad00f50eacc795e3e5e
SHA1 hash:
ca8de1959ba90e375aaa5010b7a461dcbd2a54a2
Link:
https://www.unpac.me/results/54085249-bc38-4846-b489-dcdf7c8f1199/
SH256 hash:
2f1bbaf67815976d92c3ba3b58ca6fafe1ece5d008d2edebe98949aca714f893
MD5 hash:
74deb72bbc15db0566ebbeecc9251199
SHA1 hash:
034c17287b1d870c35189e71692c764dbd751902
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/54085249-bc38-4846-b489-dcdf7c8f1199/
SH256 hash:
248579bc9d5d16da50d16cc40bb53d2849bfe483141292b4c5d0027ff69b1633
MD5 hash:
75d33eb72d3dfb9e5c6500d77e016465
SHA1 hash:
54dfc193fc64e7e053ef3e86570b40c75d656a81
Link:
https://www.unpac.me/results/54085249-bc38-4846-b489-dcdf7c8f1199/
SH256 hash:
e8044f63acd1c3c9fddb084d2b58532119d2a69951fac1501d7cd05d8ba1df5d
MD5 hash:
edeca737824c0165209878705bc1438d
SHA1 hash:
953afa000960ed6635fd003f2748cf71cad6351b
Link:
https://www.unpac.me/results/54085249-bc38-4846-b489-dcdf7c8f1199/
SH256 hash:
8dd87de4a94a99f9d07084490363c2037e0123cb46217feae8df5e56da9eb9df
MD5 hash:
0ce3614545998d89e5413504d1f89063
SHA1 hash:
0191289f2d9cbdb84f71be6037daa605b0c06574
Detections:
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/54085249-bc38-4846-b489-dcdf7c8f1199/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6d6dc614bd30/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

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