MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3712dc4b66de055750a1bec579febd5a7b8dd4432a77adcf20599db4b0b0edac. 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: 7


Intelligence 7 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3712dc4b66de055750a1bec579febd5a7b8dd4432a77adcf20599db4b0b0edac
SHA3-384 hash: fa434566a0e24dc2445f2ddb8e9cd6616fb85ca55165419b82b16a1d182941d7d1a5e0b6bce044945b16b95474413dec
SHA1 hash: 0c6940e45a147f21ed8183c5e676fd21b28969b2
MD5 hash: 6b09e73399c8a00c62465bf25e74cbec
humanhash: hamper-vegan-hot-bakerloo
File name:ACH ADVICE ON 16-11-2020.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:556'032 bytes
First seen:2020-11-16 09:41:05 UTC
Last seen:2020-11-16 11:44:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:KyVXPNEHT7cWyAe11T6CqMcjXni1brtsX1KHUZ:KkNy7cWyAeGXngVsX1KHU
Threatray 2'850 similar samples on MalwareBazaar
TLSH 5CC4127977A859B6C8BD0A7CBD9A45200736E085D15FE7071405CAFDBAC3B438B923A3
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
130
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.461.5241.11235.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Launching the default Windows debugger (dwwin.exe)
Result
Gathering data
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/537383
Signature
Machine Learning detection for sample
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 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
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 317789 Sample: ACH ADVICE ON 16-11-2020.exe Startdate: 16/11/2020 Architecture: WINDOWS Score: 100 33 www.penislandbrews.com 2->33 35 penislandbrews.com 2->35 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 3 other signatures 2->49 11 ACH ADVICE ON 16-11-2020.exe 1 2->11         started        signatures3 process4 file5 31 C:\Users\...\ACH ADVICE ON 16-11-2020.exe.log, ASCII 11->31 dropped 59 Maps a DLL or memory area into another process 11->59 15 ACH ADVICE ON 16-11-2020.exe 11->15         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 18 explorer.exe 15->18 injected process9 dnsIp10 37 www.78kanshu.net 103.152.226.83, 49742, 80 TWIDC-AS-APTWIDCLimitedHK unknown 18->37 39 cg.gofullframe.com 98.158.92.100, 49760, 80 Q9-AS-CAL3CA Canada 18->39 41 19 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 msdt.exe 18->22         started        25 autochk.exe 18->25         started        signatures11 process12 signatures13 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 27 cmd.exe 1 22->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3712dc4b66de055750a1bec579febd5a7b8dd4432a77adcf20599db4b0b0edac/
Threat name:
ByteCode-MSIL.Trojan.Stelega
Create hunting rule
Status:
Malicious
First seen:
2020-11-16 07:21:26 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=g4jnys3g3ycvoufbx3cxt7v5lj5y3vcdfj323tzalgo3jmfq5wwa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
13690a4d7ae3acd542c99ab687383cc2d5b8b20346c2035a8f6381b03efbf7cb
Formbook
4173f8d221525a3414e606763b5a61b649ec421c145e7a9bc683d3e8ff5d5c96
Formbook
67b7e3da530df1ab1e868f9c0c1a5793f5b4a5b4fa69610e5e1d186a675c0c85
Formbook
8c0577ec4537880647e232dc1c3b0c722bb1efc0f8f4ea99729ed3607a1dace2
Formbook
a4aef07fffeb700f31df41a71994fbd7f2ab51c9b17f0dbf9900826528c30780
Formbook
cc10bb6e07911b422b71a6f0ada6d7fed969c7c7bea26976b86f7ea70a43fa41
Formbook
ccc3f57b398f8d8c671c152004ec16ad6646480dd2edc32ff2da50b2c2251bb3
Formbook
ce781d669945daac5963206d33d1727ec37c7379fe0b71a3580dec6e5cc46cf6
Formbook
d8d901bb4e3990c3eff141e0030128a484e35ca5145a46e63d43fcfb841a8c32
Formbook
dc647305de0ae67eff2e86276355bc83aa761b03693459df14d10ae6cd4a3102
Formbook
+ 2'840 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/201116-b7sd1wk8n2/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Program crash
Unpacked files
SH256 hash:
3712dc4b66de055750a1bec579febd5a7b8dd4432a77adcf20599db4b0b0edac
MD5 hash:
6b09e73399c8a00c62465bf25e74cbec
SHA1 hash:
0c6940e45a147f21ed8183c5e676fd21b28969b2
Link:
https://www.unpac.me/results/321c496c-00cb-47bc-bbf3-8cb06f1068bd/
SH256 hash:
b7b006bbf15f71d0bd9ad8476d7d33b3304b6072126df70669abc9b9efcfd905
MD5 hash:
91f811bdd2005066495c0daf4505bda9
SHA1 hash:
f85ef5404e9f8d45b1636f026e4d348c7a51b272
Link:
https://www.unpac.me/results/321c496c-00cb-47bc-bbf3-8cb06f1068bd/
SH256 hash:
b8bf31a1653fe5b35f132ab3b5870d2603ba2bf8c2adf5811cb546692b83fa8d
MD5 hash:
4e7e34d795ab07e21b9e7e08dd2cf1f7
SHA1 hash:
a1094d320a51133845623d7b3bf1c7c4bfbecdf2
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/321c496c-00cb-47bc-bbf3-8cb06f1068bd/
Parent samples :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 note that we are no longer able to provide a coverage score for Virus Total.

File information

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

Malspam

Formbook

xz cdbcbaa331a170b6652bfd8a902ff4c71c5141208aa067f0f6d290f3225a6eae

Formbook

Executable exe 3712dc4b66de055750a1bec579febd5a7b8dd4432a77adcf20599db4b0b0edac

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 cdbcbaa331a170b6652bfd8a902ff4c71c5141208aa067f0f6d290f3225a6eae

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