MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 88c841869430e07bb9b80e52d61d4f013c6bd8753b06807b411a428f09669c33. 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: 11


Intelligence 11 IOCs YARA File information Comments
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SHA256 hash: 88c841869430e07bb9b80e52d61d4f013c6bd8753b06807b411a428f09669c33
SHA3-384 hash: e110ce1a3dcb9897db2fd8d7d594d506dc3d77f1747ca6c311d350edbd40f2fa75be4cc2c257bcd8225d0b4e7b1062fa
SHA1 hash: 6a4ee62c34987d4791ff474a0f1efc4b789e53d7
MD5 hash: 2b8d5c81a2199f9479d1b6f7ea956445
humanhash: red-table-eighteen-green
File name:Zahlungsbeleg.exe
Download: download sample
Signature Formbook
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File size:372'170 bytes
First seen:2021-10-29 05:12:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger)
ssdeep 6144:VBlL/kE286EZdfvMGVRDh1oBYbeMWaf2niKr1HXE43xo4Qt/ZD1:D6E2864XMgRD9PnmR0pnp
Threatray 11'192 similar samples on MalwareBazaar
TLSH T12084B0E1FB7148F6D8335379B4B76C262123E93AEB61105A16DDF72A4E3338205E6943
File icon (PE):PE icon
dhash icon c8ccccc0c0d0f074 (9 x Formbook, 2 x BitRAT, 1 x NanoCore)
Reporter abuse_ch
Tags:DEU exe FormBook geo

Intelligence

File Origin
# of uploads :
1
# of downloads :
152
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Dropped.Trojan.GenericKDZ.79371.10044.28481.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Creating a window
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/45be1268-7547-45d2-a96f-166bd117b0a3
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/879125
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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
Uses netsh to modify the Windows network and firewall settings
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 511553 Sample: Zahlungsbeleg.exe Startdate: 29/10/2021 Architecture: WINDOWS Score: 100 31 www.negoking.net 2->31 33 www.themarketerz.com 2->33 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 5 other signatures 2->47 11 Zahlungsbeleg.exe 17 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\vmbxisodwt.dll, PE32 11->29 dropped 63 Tries to detect virtualization through RDTSC time measurements 11->63 65 Injects a PE file into a foreign processes 11->65 15 Zahlungsbeleg.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 Queues an APC in another process (thread injection) 15->73 18 explorer.exe 15->18 injected process9 dnsIp10 35 www.showfunds.net 192.254.234.62, 49818, 80 UNIFIEDLAYER-AS-1US United States 18->35 37 www.theemployeesolutions.com 217.160.0.30, 49847, 80 ONEANDONE-ASBrauerstrasse48DE Germany 18->37 39 9 other IPs or domains 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 51 Performs DNS queries to domains with low reputation 18->51 53 Uses netsh to modify the Windows network and firewall settings 18->53 22 netsh.exe 18->22         started        signatures11 process12 signatures13 55 Self deletion via cmd delete 22->55 57 Modifies the context of a thread in another process (thread injection) 22->57 59 Maps a DLL or memory area into another process 22->59 61 Tries to detect virtualization through RDTSC time measurements 22->61 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/88c841869430e07bb9b80e52d61d4f013c6bd8753b06807b411a428f09669c33/
Threat name:
Win32.Backdoor.Zapchast
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Status:
Malicious
First seen:
2021-10-29 05:13:06 UTC
AV detection:
17 of 44 (38.64%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rdeedbuugdqhxonybzjnmhkpae6gxwdvhmdia62bdjbi6clgtqzq._file
Verdict:
malicious
Label(s):
formbook
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Formbook
+ 11'182 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:poub loader rat
Link:
https://tria.ge/reports/211029-fwe1jsceh3/
Behaviour
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.megdb.xyz/poub/
Unpacked files
SH256 hash:
88c841869430e07bb9b80e52d61d4f013c6bd8753b06807b411a428f09669c33
MD5 hash:
2b8d5c81a2199f9479d1b6f7ea956445
SHA1 hash:
6a4ee62c34987d4791ff474a0f1efc4b789e53d7
Link:
https://www.unpac.me/results/612f1b00-46a0-4b3c-a44e-841036d744c7/
Malware family:
XLoader
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/88c841869430/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.47
Link:
https://yomi.yoroi.company/submissions/88c841869430e07bb9b80e52d61d4f013c6bd8753b06807b411a428f09669c33

File information

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

Comments