MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8e7766e7538b196a7d96e8c11fa2a09d86b9248a130d23381e62b32db0d7a7e0. 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
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SHA256 hash: 8e7766e7538b196a7d96e8c11fa2a09d86b9248a130d23381e62b32db0d7a7e0
SHA3-384 hash: 0c79df0b464b23fc007b883f8859ad71f6a30633b2e7d875fdf156b2fe72fe6704bafc2fc691a953511ee05c48abc138
SHA1 hash: 2feca971838fb1560e5f219bb443a40b9483308d
MD5 hash: 870c68f5ce87c4ab5e5d3b096e8d5d85
humanhash: stairway-fanta-mountain-seven
File name:Product_Samples.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:809'472 bytes
First seen:2021-05-31 10:47:24 UTC
Last seen:2021-05-31 12:17:09 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 12288:Wnly6NbrL1UphQLPSoyMhjUHC3rRTD3Lkmzx72L5z+flcGa:gMQT8MB6C3rVgmtQSfl
Threatray 5'473 similar samples on MalwareBazaar
TLSH 2605E131329D9FE9D33E83F9C4E0D46213F064A7FB22DA3D2E8590D859A2B40DB52576
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
122
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Product_Samples.exe
Verdict:
Suspicious activity
Analysis date:
2021-05-31 10:50:13 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/ebfa7a0d-bf39-45a6-a755-50ecc217886c

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/163417/
Detection(s):
SecuriteInfo.com.MachineLearning.Anomalous.100.20361.24076.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
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/794629
Signature
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)
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
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 427025 Sample: Product_Samples.exe Startdate: 31/05/2021 Architecture: WINDOWS Score: 100 31 www.kefeiping.com 2->31 33 www.hsrinspection.com 2->33 35 6 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 5 other signatures 2->49 11 Product_Samples.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\...\Product_Samples.exe.log, ASCII 11->29 dropped 59 Tries to detect virtualization through RDTSC time measurements 11->59 61 Injects a PE file into a foreign processes 11->61 15 Product_Samples.exe 11->15         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 Queues an APC in another process (thread injection) 15->69 18 explorer.exe 15->18 injected process9 dnsIp10 37 www.garnogroup.com 23.82.229.141, 49748, 80 LEASEWEB-USA-SEA-10US United States 18->37 39 www.manonkelley.com 154.95.193.124, 49746, 80 DXTL-HKDXTLTseungKwanOServiceHK Seychelles 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 explorer.exe 18->22         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 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/8e7766e7538b196a7d96e8c11fa2a09d86b9248a130d23381e62b32db0d7a7e0/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-05-31 09:20:51 UTC
AV detection:
14 of 44 (31.82%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rz3wnz2trmmwu7mw5dar7ivatwdlsjekcmgsgoa6mkzs3mgxu7qa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
108cc18c30a306c9fcd29d6d587cee73e18ccabbda0cb669b513a22b300d3a1d
Formbook
24bb73efcce945f42030068ae7ccb3ffde80f9f646eac23cc05a773b982c8ca7
Formbook
26c752e870c67846120eefa974dabdb9ee5b0efd3ddcd45f507aeaa638db2572
Formbook
3e23bf4937349c5f5cf233e30658562fca94d58790ebbe693e176fb595fb0b34
Formbook
4ab9d09d0ffc49408cb40fe30791e2dbe7d6ea5cec1d44d509c0032b7b0322c5
Formbook
5397f0168be76c7e5efee936d341eb359b9015af5e77631129dc0664105e9259
Formbook
bb8edab2af37d542c7774e5f5253e1de86fc80525f29e0e274747378201a3537
Formbook
ce5c68aa433096637d43913129f31a9ce61fe4023487f2b90e39a03520da88c3
Formbook
dc5f7d89ab2465597ff7fa9f544326613aeaab2afa6e2e457ba5fc0da15bd450
Formbook
eb8c5fa3da30f5d972e7d30767099990aadce5af9e046a2765b0c64222eab118
Formbook
+ 5'463 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210531-vn8gv2441j/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.asconstructionin.com/m3rc/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/8e7766e7538b196a7d96e8c11fa2a09d86b9248a130d23381e62b32db0d7a7e0

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
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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.

Malspam

Formbook

Executable exe 8e7766e7538b196a7d96e8c11fa2a09d86b9248a130d23381e62b32db0d7a7e0

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/163417/

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