MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8daa411eb30ad00d9be98b72d66343cd681616040c1b825a4b35bfc2a27ee1de. 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: 9


Intelligence 9 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8daa411eb30ad00d9be98b72d66343cd681616040c1b825a4b35bfc2a27ee1de
SHA3-384 hash: 096de65171613d65f2232c2df64acbf29ee570e200bbf82f108c5019b1e49019882f28860b5ca0dc759ee5595bc5a68d
SHA1 hash: 9851ac8e52a557354831cfd04cbabf61ace1b793
MD5 hash: 6e55ad9ecd83831310d17d5d8b4702e8
humanhash: burger-pizza-oklahoma-timing
File name:6e55ad9ecd83831310d17d5d8b4702e8.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:896'000 bytes
First seen:2020-12-14 19:33:22 UTC
Last seen:2020-12-14 21:41:28 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'647 x AgentTesla, 19'451 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 24576:gw0v/yGEMXNX7XCPae3EVUygXWVs9UdKsOrsnB6DHAa/cORj+k:gwAyGPNXGxRZXW/yrsnB6Dga/cORj
Threatray 3'566 similar samples on MalwareBazaar
TLSH A6159F3D5EBA6BF0F2B2973AC4E4646591FEED936713D82E2CE034CD0B21AD944E1905
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
212
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
All Open.xlsx
Verdict:
Malicious activity
Analysis date:
2020-12-14 16:48:50 UTC
Tags:
encrypted trojan exploit CVE-2017-11882 formbook stealer
Link:
https://app.any.run/tasks/8bd0831c-fe55-42ab-a50e-997ce9a843ee

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/108016/
Detection(s):
SecuriteInfo.com.Generic.mg.6e55ad9ecd838313.28227.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Verdict:
UNKNOWN
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/562557
Signature
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
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 330369 Sample: TT3mhQ8pJA.exe Startdate: 14/12/2020 Architecture: WINDOWS Score: 100 36 Malicious sample detected (through community Yara rule) 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 Yara detected AntiVM_3 2->40 42 3 other signatures 2->42 10 TT3mhQ8pJA.exe 3 2->10         started        process3 file4 28 C:\Users\user\AppData\...\TT3mhQ8pJA.exe.log, ASCII 10->28 dropped 52 Tries to detect virtualization through RDTSC time measurements 10->52 54 Injects a PE file into a foreign processes 10->54 14 TT3mhQ8pJA.exe 10->14         started        signatures5 process6 signatures7 56 Modifies the context of a thread in another process (thread injection) 14->56 58 Maps a DLL or memory area into another process 14->58 60 Sample uses process hollowing technique 14->60 62 Queues an APC in another process (thread injection) 14->62 17 explorer.exe 14->17 injected process8 dnsIp9 30 www.learnplaychess.com 103.250.186.248, 49758, 49776, 80 NETWORK-LEAPSWITCH-INLeapSwitchNetworksPvtLtdIN India 17->30 32 www.xn--oi2b190cymc.com 112.175.185.27, 49769, 80 KIXS-AS-KRKoreaTelecomKR Korea Republic of 17->32 34 23 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 help.exe 17->21         started        signatures10 process11 signatures12 46 Modifies the context of a thread in another process (thread injection) 21->46 48 Maps a DLL or memory area into another process 21->48 50 Tries to detect virtualization through RDTSC time measurements 21->50 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8daa411eb30ad00d9be98b72d66343cd681616040c1b825a4b35bfc2a27ee1de/
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2020-12-14 19:34:06 UTC
AV detection:
13 of 29 (44.83%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
netwirerc
Create hunting rule
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15c7df3fd38078bfe8814c09bc69279c91ae32fc7178912998b6eca91f4d82b8
Formbook
17c7eb5988e11440ac66fccc2a9c8ada3ab1e7183480ddd05ee3a47b19a95f9b
Formbook
2e7e018ee5838bf8450f343923ba4ce6c1282ed1b727fc4ab5cbe69b6204fca2
Formbook
6526a7eed94f5bff8a1c8b3d9d0aca202b72102edb7beec08644ff9ba06e00e2
Formbook
84cb3c9404d520f05f868b550697de2803c587b02fc156764c953a12a227e4d7
Formbook
b28f4495e2cda5a5fef0408701a136d820c7cf2e7a45dd101e70b31458e31530
Formbook
cf881c52980129f685da1dee4674018fa0fc1db346565dd917ae0160ce26b25d
Formbook
debe2f7e0f2e18dff0c54f3809c66256f5741b5cf9e13e065593c005db9c22de
Formbook
e4a37068ee17c112f9d33e3151e260f85e9a8b200b4958caf569cf6076447ea1
Formbook
e973f018b330b3afa0ce25d89e8e5eece3d187309e27265718cd333c28332c0b
Formbook
+ 3'556 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader loader rat spyware stealer trojan
Link:
https://tria.ge/reports/201214-4gc7jk48gs/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Xloader Payload
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.rizrvd.com/bw82/
Unpacked files
SH256 hash:
8daa411eb30ad00d9be98b72d66343cd681616040c1b825a4b35bfc2a27ee1de
MD5 hash:
6e55ad9ecd83831310d17d5d8b4702e8
SHA1 hash:
9851ac8e52a557354831cfd04cbabf61ace1b793
Link:
https://www.unpac.me/results/0eff50a3-cb97-4e99-b8c4-b5fca875a260/
SH256 hash:
9584f6d01e6452371cc9b4828030a13045d99c243c497b63628828e66aabe26f
MD5 hash:
7476e403eef14ac403c63c7279831780
SHA1 hash:
8387f558e30dc115987ac2b5c174a41302471abf
Link:
https://www.unpac.me/results/0eff50a3-cb97-4e99-b8c4-b5fca875a260/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/8daa411eb30ad00d9be98b72d66343cd681616040c1b825a4b35bfc2a27ee1de

File information

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

Web download

Formbook

Executable exe 8daa411eb30ad00d9be98b72d66343cd681616040c1b825a4b35bfc2a27ee1de

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/918617/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/108016/

Comments