MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8991d5030b4541ecb6d1f0c14cb82914e745e77500f0d276b761d5e857aea943. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8991d5030b4541ecb6d1f0c14cb82914e745e77500f0d276b761d5e857aea943
SHA3-384 hash: 7998026ed316d3b44ed586be27b018fd5b6a5758279db76c9c5460f114bbb18db8c2dff3839e8ffcd97d27c3cbb9e756
SHA1 hash: 7c352fdd1b235f2c7dd1e20092e19d1b479fd175
MD5 hash: e5a777b2006436160c4427612f2dc9fc
humanhash: crazy-november-indigo-wisconsin
File name:CamScanner 24.05.2021 10.01.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:847'360 bytes
First seen:2021-05-24 16:08:56 UTC
Last seen:2021-05-24 17:05:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:/BCnF94D/Ey7r9rE077KpX4m7U+naFLim+84H:/BCnb4LRCQyXJnSfk
Threatray 1'737 similar samples on MalwareBazaar
TLSH D6059D2C116EF126C2A9C37D4AD4442BE590D7377132FE29ECD717985B29E80BD8227E
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
116
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
CamScanner 24.05.2021 10.01.exe
Verdict:
No threats detected
Analysis date:
2021-05-24 23:07:54 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/7eb7305a-d6eb-4c12-ad75-066b68732a38

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Creating a window
Sending a UDP request
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/790798
Signature
.NET source code contains very large strings
Allocates memory in foreign processes
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)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
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 sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 423195 Sample: CamScanner 24.05.2021 10.01.exe Startdate: 24/05/2021 Architecture: WINDOWS Score: 100 31 www.vejd-vwnif.xyz 2->31 33 www.myedutorials.com 2->33 35 2 other IPs or domains 2->35 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 7 other signatures 2->49 11 CamScanner 24.05.2021 10.01.exe 3 2->11         started        signatures3 process4 file5 29 C:\...\CamScanner 24.05.2021 10.01.exe.log, ASCII 11->29 dropped 61 Writes to foreign memory regions 11->61 63 Allocates memory in foreign processes 11->63 65 Injects a PE file into a foreign processes 11->65 15 vbc.exe 11->15         started        signatures6 process7 signatures8 67 Modifies the context of a thread in another process (thread injection) 15->67 69 Maps a DLL or memory area into another process 15->69 71 Sample uses process hollowing technique 15->71 73 2 other signatures 15->73 18 explorer.exe 6 15->18 injected process9 dnsIp10 37 www.alphasharkstrading.com 103.224.182.242, 49728, 80 TRELLIAN-AS-APTrellianPtyLimitedAU Australia 18->37 39 www.iuctmt.com 124.156.139.53, 49733, 80 TENCENT-NET-AP-CNTencentBuildingKejizhongyiAvenueCN Singapore 18->39 41 15 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 53 Performs DNS queries to domains with low reputation 18->53 22 cscript.exe 18->22         started        signatures11 process12 signatures13 55 Modifies the context of a thread in another process (thread injection) 22->55 57 Maps a DLL or memory area into another process 22->57 59 Tries to detect virtualization through RDTSC time measurements 22->59 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8991d5030b4541ecb6d1f0c14cb82914e745e77500f0d276b761d5e857aea943/
Threat name:
ByteCode-MSIL.Trojan.Strictor
Create hunting rule
Status:
Malicious
First seen:
2021-05-24 09:47:37 UTC
AV detection:
7 of 46 (15.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rgi5kayliva6znwr6dauzobjcttulz3vadyne5vxmhk6qv5ovfbq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
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a514741f5e99ded17c767b1159e98f86ae0b918fcff56f53d365e4744104f457
Formbook
c59989579638c9add564a7013d8614bdc6b2f77bec80a0a6d4a8998e66bc6d07
Formbook
fd616f39100a908d83e019ce7fa00f72aaa791c1f082b688cec80ae6241d5f4e
Formbook
+ 1'727 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210524-pnaj2c4jj6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Uses the VBS compiler for execution
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.thediamonds.xyz/ainq/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.61
Link:
https://yomi.yoroi.company/submissions/8991d5030b4541ecb6d1f0c14cb82914e745e77500f0d276b761d5e857aea943

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
Create hunting rule
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.

Comments