MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ec5a75f9492dd42e6da3aedf206c5ff750b1ab67b75a88410e967c8c87bd65b7. 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: 8


Intelligence 8 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ec5a75f9492dd42e6da3aedf206c5ff750b1ab67b75a88410e967c8c87bd65b7
SHA3-384 hash: 92645bc3398447bb7e5d959955f1f2ffb631fe0329265ba9afed4319ad7ab962b037cddf1f30b06cc7ea8692753ea235
SHA1 hash: d5fba347825e698887bb0dafeaf8b835aff95a28
MD5 hash: e00de43bf12e1b3386b18b45d3a2d642
humanhash: one-hawaii-arkansas-magnesium
File name:SOA109216.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:506'880 bytes
First seen:2020-11-06 09:49:57 UTC
Last seen:2020-11-06 11:58:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 64b57a6f98a31b50be7a854188edcd25 (6 x AgentTesla, 3 x Formbook)
ssdeep 12288:smkRHFBQvWsEEO7J0tJoqzb0xwrwrwfyZaGg4g9tZFtELJ+E:KRlBrSdb0xwr0G4gtZjmJD
Threatray 2'860 similar samples on MalwareBazaar
TLSH E3B4BF50B8C0D032D6A738304669C6B14D6EB8711D659A8F73D90A79AF307C1EA3A77F
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: rdns0.pellyds.xyz
Sending IP: 64.227.13.128
From: "Aysun Mirac"<office@pellyds.xyz>
Reply-To: <medpartstopcon.sg@gmail.com>
Subject: Re: New Order 211094
Attachment: Document.ISO (contains "SOA109216.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
84
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.File.Gamehack-9659256-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
DNS request
Sending an HTTP GET request
Unauthorized injection to a system process
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/522307
Signature
Detected unpacking (changes PE section rights)
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: 310267 Sample: SOA109216.exe Startdate: 06/11/2020 Architecture: WINDOWS Score: 100 32 www.uyorku.com 2->32 40 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 2 other signatures 2->46 11 SOA109216.exe 1 2->11         started        signatures3 process4 signatures5 56 Detected unpacking (changes PE section rights) 11->56 58 Maps a DLL or memory area into another process 11->58 60 Tries to detect virtualization through RDTSC time measurements 11->60 14 SOA109216.exe 11->14         started        17 conhost.exe 11->17         started        process6 signatures7 62 Modifies the context of a thread in another process (thread injection) 14->62 64 Maps a DLL or memory area into another process 14->64 66 Sample uses process hollowing technique 14->66 68 Queues an APC in another process (thread injection) 14->68 19 explorer.exe 14->19 injected process8 dnsIp9 34 www.36rn.com 129.226.13.164, 49764, 49785, 80 TENCENT-NET-AP-CNTencentBuildingKejizhongyiAvenueCN Singapore 19->34 36 soundhoney.net 2.59.117.6, 49781, 80 RADORETR Turkey 19->36 38 22 other IPs or domains 19->38 48 System process connects to network (likely due to code injection or exploit) 19->48 23 colorcpl.exe 19->23         started        26 autoconv.exe 19->26         started        signatures10 process11 signatures12 50 Modifies the context of a thread in another process (thread injection) 23->50 52 Maps a DLL or memory area into another process 23->52 54 Tries to detect virtualization through RDTSC time measurements 23->54 28 cmd.exe 1 23->28         started        process13 process14 30 conhost.exe 28->30         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ec5a75f9492dd42e6da3aedf206c5ff750b1ab67b75a88410e967c8c87bd65b7/
Threat name:
Win32.Spyware.Stelega
Create hunting rule
Status:
Malicious
First seen:
2020-11-06 10:43:32 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=5rnhl6kjfxkc43ndv3psa3c765ildk3hw5niqqiosz6izb55mw3q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
netwirerc
Create hunting rule
Similar samples:
15c7df3fd38078bfe8814c09bc69279c91ae32fc7178912998b6eca91f4d82b8
Formbook
344ae78ecc8cac02bb3dcd94c654b74543db829984f903f57dfab395639bfc72
Formbook
6f463e4599313c87551cfc529feb1b20b5eccc8f4fd20f66fafe580140e109f9
Formbook
81c1d78fd9c2c4e78b74976875c7ea0ac39ab5c87f5d1671e203c8c05bce01ca
Formbook
89c0e9f07b4245f97dccad1b925e19ad1a436b61c5fce2f2f12bc05c0042dcbe
Formbook
a76869f6ece56a889175cb2cebdb60e4a24025184ebeb7fa9c6210668eb023fe
Formbook
adfaf60f2ef07cd0b6f3fdd429fb94e76376ebf41b0b615d2664449e6adb358e
Formbook
afbb4d08bfde470b3405f98f84a5be0456cf40edf8f08f7b4cb7a6cfcf5ee682
Formbook
e85ece3cee51156974c3fb8f0e2c707dae2b51b0d2db9e5fb10531d2fdd76ca6
Formbook
e9291adc295e241009821c0ee671dd9ee44cca5cc466ecd20cc8bbab53931c8c
Formbook
+ 2'850 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/201106-tfeerdjs7a/
Unpacked files
SH256 hash:
ec5a75f9492dd42e6da3aedf206c5ff750b1ab67b75a88410e967c8c87bd65b7
MD5 hash:
e00de43bf12e1b3386b18b45d3a2d642
SHA1 hash:
d5fba347825e698887bb0dafeaf8b835aff95a28
Link:
https://www.unpac.me/results/bf86e373-12a5-4eda-847b-4d9b6ea00978/
SH256 hash:
c199d8a3ebeb73fa8fe38d9877c0bef18353ce4636c4e522d6b29235e1623b9f
MD5 hash:
2deab67c54eae83cd3a743873769b2a3
SHA1 hash:
df0f42b626c423e08f531353f6cc614ae62cc639
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/bf86e373-12a5-4eda-847b-4d9b6ea00978/
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

iso 9114f7da14489b33eaf093cfe0e3e631dadeed9372eb5cf69ae165b38d60b74e

Formbook

Executable exe ec5a75f9492dd42e6da3aedf206c5ff750b1ab67b75a88410e967c8c87bd65b7

(this sample)

  
Dropped by
MD5 8ac8bd4b6baebe4c01c58f8e7c639f12
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 9114f7da14489b33eaf093cfe0e3e631dadeed9372eb5cf69ae165b38d60b74e

Comments