MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 83776d9ef6bb1af94a265dd3778a4b7b3e2759397a944a91ba0889ca643aab5e. 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: 15


Intelligence 15 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 83776d9ef6bb1af94a265dd3778a4b7b3e2759397a944a91ba0889ca643aab5e
SHA3-384 hash: 61193d7c6b163ddbddf88c3205ae33d261102c541415a5b396990b146bffc6cf736fbef842cd9010abeda2a62b8c0902
SHA1 hash: 8a88e7ba2d538929087be3d5dfc82f06ed37ddd3
MD5 hash: d1b98f6abc49cd0970be656456931e47
humanhash: oven-dakota-four-harry
File name:d1b98f6abc49cd0970be656456931e47.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:361'277 bytes
First seen:2021-12-06 13:29:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla)
ssdeep 6144:rGi5UkT9hVpWae+zzcIb/+CtNY2rbBwXFe/R9Snadv+aOjzaj:Nl9Je+cIb1rDR9m4v+aOjzo
Threatray 12'367 similar samples on MalwareBazaar
TLSH T1B774230136D117EBC19082B68AB5BBA1E3BE9ACF5362ED4357D01FB66F1064B3145F21
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
169
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO NO. 019-B.K2021.xlsx
Verdict:
Malicious activity
Analysis date:
2021-12-06 15:01:58 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/b16caf2f-dabd-469b-80fb-a525b4d03f86

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/211804/
Detection(s):
SecuriteInfo.com.Trojan.Siggen15.64863.22097.1289.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
DNS request
Sending a custom TCP request
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/1104/overview
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/61ae1063fa72c81b5b0e6dc5/reports/b77e324b-3dec-4e7e-836a-c746461263b6/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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d2fed283-1569-45ff-b6e8-fa353ccdd965
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/902290
Signature
C2 URLs / IPs found in malware configuration
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 534768 Sample: OY8mjn1VIF.exe Startdate: 06/12/2021 Architecture: WINDOWS Score: 96 32 www.pharmacistcharisma.com 2->32 34 www.begukiu0.info 2->34 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 Yara detected FormBook 2->42 44 C2 URLs / IPs found in malware configuration 2->44 11 OY8mjn1VIF.exe 17 2->11         started        signatures3 process4 file5 30 C:\Users\user\AppData\...\wpavorsyph.dll, PE32 11->30 dropped 54 Tries to detect virtualization through RDTSC time measurements 11->54 56 Injects a PE file into a foreign processes 11->56 15 OY8mjn1VIF.exe 11->15         started        signatures6 process7 signatures8 58 Modifies the context of a thread in another process (thread injection) 15->58 60 Maps a DLL or memory area into another process 15->60 62 Sample uses process hollowing technique 15->62 64 Queues an APC in another process (thread injection) 15->64 18 explorer.exe 15->18 injected process9 process10 20 cmd.exe 18->20         started        signatures11 46 Self deletion via cmd delete 20->46 48 Modifies the context of a thread in another process (thread injection) 20->48 50 Maps a DLL or memory area into another process 20->50 52 Tries to detect virtualization through RDTSC time measurements 20->52 23 explorer.exe 2 150 20->23         started        26 cmd.exe 1 20->26         started        process12 dnsIp13 36 192.168.2.1 unknown unknown 23->36 28 conhost.exe 26->28         started        process14
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/83776d9ef6bb1af94a265dd3778a4b7b3e2759397a944a91ba0889ca643aab5e/
Threat name:
Win32.Trojan.InjectorX
Create hunting rule
Status:
Malicious
First seen:
2021-12-06 11:01:18 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qn3w3hxwxmnpssrglxjxpcslpm7cowjzpkkeven2bce4uzb2vnpa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1bdc41058e53e885ccf81cf42ddac59733b6608f40719017dde98ac33ed8b8f5
Formbook
29e7d7eec0c8b07eac1b67b2875c1942104495e5e37f8b08fd788d4157376b1b
Formbook
37669e84be570d6748f6bae3adbaf41a969894111073837204f526a1f8c8dad9
Formbook
3d9b01acd650801e9f3ff8b3c0676b00d7c58efcfa53ab922cd1642b4a963d96
Formbook
7343dc198d87dda35588f5efe8fb5ba871a2ab041df2349625377a91399465ac
Formbook
83f6ae731d42e5b754955cc68e0289a7b30592e04121cbea6f51a90845c331dd
Formbook
92dfbdc903edcc919f426dc689d4461d354d15d77bf7f865db884f5de11d1253
Formbook
b6766af1afb815c61741089760278a15e9089ae7b14a3537faa4ca6e4ebfdffc
Formbook
ff9c2a9f30d1de620b3b32389ea8efd1f624113ec22ff7055a416539cac2afac
Formbook
+ 12'357 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:fqiq loader rat
Link:
https://tria.ge/reports/211206-qrtm9ahac5/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.esyscoloradosprings.com/fqiq/
Unpacked files
SH256 hash:
83776d9ef6bb1af94a265dd3778a4b7b3e2759397a944a91ba0889ca643aab5e
MD5 hash:
d1b98f6abc49cd0970be656456931e47
SHA1 hash:
8a88e7ba2d538929087be3d5dfc82f06ed37ddd3
Link:
https://www.unpac.me/results/cbe4048c-6715-4c64-b16f-e7c64f8109c9/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/83776d9ef6bb/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.33
Link:
https://yomi.yoroi.company/submissions/83776d9ef6bb1af94a265dd3778a4b7b3e2759397a944a91ba0889ca643aab5e

File information

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

Web download

Formbook

Executable exe 83776d9ef6bb1af94a265dd3778a4b7b3e2759397a944a91ba0889ca643aab5e

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/211804/
  
URLhaus
https://urlhaus.abuse.ch/url/1856065/
  
Delivery method
Distributed via web download

Comments