MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 df75c3ba349f80f2bdeaea0169f8d27e361428f2c814cf0fbb09df53e6f5576a. 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 2 File information Comments
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SHA256 hash: df75c3ba349f80f2bdeaea0169f8d27e361428f2c814cf0fbb09df53e6f5576a
SHA3-384 hash: 2c235b9b97d6aeafff5981f5dabb6934b08fbfefa07ee2766fbbf2fb403527e9807b71aea188393393f49cd522cf3d1c
SHA1 hash: a1f83b05c820bde8397cac183dab77a8d085341a
MD5 hash: 9b8633c8dbf5f95f0f4e812309bc8546
humanhash: artist-maine-two-bacon
File name:7091_04_26_2022.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:637'952 bytes
First seen:2022-05-02 15:51:49 UTC
Last seen:2022-05-02 16:32:12 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'793 x AgentTesla, 19'692 x Formbook, 12'274 x SnakeKeylogger)
ssdeep 12288:/ThV9H3EyVN7IWaZ7vN+gsU7WROHZ1HcaON0us94jR:dV9XE+Il7v6UiULcau0KR
Threatray 15'530 similar samples on MalwareBazaar
TLSH T163D4021BE2117A51CEF907F2804769A116BBFE536533EB8E69CC7E29E9337C49242170
TrID 54.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
23.2% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
7.8% (.EXE) Win64 Executable (generic) (10523/12/4)
4.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.3% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
261
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
7091_04_26_2022.exe
Verdict:
Malicious activity
Analysis date:
2022-05-02 15:54:36 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/bc782679-e212-4f39-9443-9f118c0c365b

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/268241/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1315.28729.3681.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
fareit obfuscated packed replace.exe
Link:
https://www.filescan.io/uploads/626ffe2d0d3e2bd52d20f55d/reports/9131f06a-0aff-4199-b86f-a9fc66b437b0/overview
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/7ac4488b-8196-4deb-8105-9f98c55ccca1
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/986606
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Found malware configuration
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
Self deletion via cmd delete
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 619097 Sample: 7091_04_26_2022.exe Startdate: 02/05/2022 Architecture: WINDOWS Score: 100 35 www.liningshops.com 2->35 41 Snort IDS alert for network traffic 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 7 other signatures 2->47 11 7091_04_26_2022.exe 3 2->11         started        signatures3 process4 file5 33 C:\Users\user\...\7091_04_26_2022.exe.log, ASCII 11->33 dropped 59 Tries to detect virtualization through RDTSC time measurements 11->59 15 7091_04_26_2022.exe 11->15         started        18 7091_04_26_2022.exe 11->18         started        20 7091_04_26_2022.exe 11->20         started        signatures6 process7 signatures8 61 Modifies the context of a thread in another process (thread injection) 15->61 63 Maps a DLL or memory area into another process 15->63 65 Sample uses process hollowing technique 15->65 67 Queues an APC in another process (thread injection) 15->67 22 explorer.exe 15->22 injected process9 dnsIp10 37 www.thecableone.com 22->37 39 thecableone.com 34.102.136.180, 49794, 80 GOOGLEUS United States 22->39 49 System process connects to network (likely due to code injection or exploit) 22->49 26 wscript.exe 22->26         started        signatures11 process12 signatures13 51 Self deletion via cmd delete 26->51 53 Modifies the context of a thread in another process (thread injection) 26->53 55 Maps a DLL or memory area into another process 26->55 57 Tries to detect virtualization through RDTSC time measurements 26->57 29 cmd.exe 1 26->29         started        process14 process15 31 conhost.exe 29->31         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/df75c3ba349f80f2bdeaea0169f8d27e361428f2c814cf0fbb09df53e6f5576a/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-04-26 05:02:53 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
25 of 42 (59.52%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=3524horut6apfppk5iawt6gspy3bikhszakm6d53bhpvhzxvk5va._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
3859da72cd34fc9b4ebe2ff100a3d888845836f4945bf2bcdfb83d5d0d16508a
Formbook
43933efdb6406f03c3505c5bc398a841cb55ffbdf254cdcb6bd5cac87320a1cd
Formbook
756e345be599ee11b7749fdcf9d20f469700e46a33779c405fac4d3df8b0f8d0
Formbook
a9915e261e819e5388755f6e20a93b55c096eb7b81b930c7212a77be734a97b2
Formbook
b0719b23f521e380ea76a06aaee77d34b506ef96890542072101950ccffeac32
Formbook
b3d586ea6f954e72cd9c39838dece4a7e019d7f1916f0984da816d107d03ffe3
Formbook
c0760105fed05b99698c3f1e5bb6ed6e2e9b386315d0e187cd075b8ed5ea7fe5
Formbook
de7f668796887083e919016efd9ffb59a48ed9edb1c2ce335e74cef51370ac73
Formbook
e677af4720b0b6402c8b677265968541dfa6b57f12578f7701ac840bd1f0889f
Formbook
e740634fa7cca3715fa9eb7fa30892467e31d044ed6f661ad25dae49298862d7
Formbook
+ 15'520 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:xp73 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220502-ta2jbabccm/
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
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
81a128fdf0d6a67f945d19f7bbc43f1594802a96384e714f9d11422f3802c17e
MD5 hash:
1c833ee8c9bf4dfa81a876e50877d722
SHA1 hash:
c7f0206399c2a47d4aa5e5602b30b8a8511a3df3
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/20cfe750-b21f-4753-bd45-51afe32e11f3/
Parent samples :
df75c3ba349f80f2bdeaea0169f8d27e361428f2c814cf0fbb09df53e6f5576a
2534d307050137b4954836f24f6d43b38c0496979197c07a977336206701f44c
2191a4ebf32c079a54233a65aa7bfb67e1b8824e03e9387e9c843713c6e927f2
SH256 hash:
09cd3bc420c8982190990a9673b58c3ab01e933dff0881f1e521d3316f1b9a6b
MD5 hash:
6933707e111286a128ad0f7fa298153f
SHA1 hash:
d1121c8bed634e9684727e8c0aad3f597b0749ad
Link:
https://www.unpac.me/results/20cfe750-b21f-4753-bd45-51afe32e11f3/
SH256 hash:
b8dc121e71c3576bb865036e1124fb285da722073d9a8bb70e175adeb3dffc03
MD5 hash:
e48138493e61116ca38562d82b6ed018
SHA1 hash:
cd23ce4efc9b0b0f944e4422d1821a2096198552
Link:
https://www.unpac.me/results/20cfe750-b21f-4753-bd45-51afe32e11f3/
SH256 hash:
dde4579c40415f526fa36d9a03840c3af46ec3c2ea43f4d40d059130ecd5dbb7
MD5 hash:
20cf2e8d6052e283f7e4caf307aa7132
SHA1 hash:
9c9348c46700cc6572be3330bbd541280d81841b
Link:
https://www.unpac.me/results/20cfe750-b21f-4753-bd45-51afe32e11f3/
SH256 hash:
df75c3ba349f80f2bdeaea0169f8d27e361428f2c814cf0fbb09df53e6f5576a
MD5 hash:
9b8633c8dbf5f95f0f4e812309bc8546
SHA1 hash:
a1f83b05c820bde8397cac183dab77a8d085341a
Link:
https://www.unpac.me/results/20cfe750-b21f-4753-bd45-51afe32e11f3/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/df75c3ba349f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/df75c3ba349f80f2bdeaea0169f8d27e361428f2c814cf0fbb09df53e6f5576a

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:pe_imphash
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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

Executable exe df75c3ba349f80f2bdeaea0169f8d27e361428f2c814cf0fbb09df53e6f5576a

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/268241/

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