MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8a5eebc7b8520bde5c361db7249fe0d5286e9074dc7e0bfc555f3f2a1166bb2a. 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: 16


Intelligence 16 IOCs YARA File information Comments
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SHA256 hash: 8a5eebc7b8520bde5c361db7249fe0d5286e9074dc7e0bfc555f3f2a1166bb2a
SHA3-384 hash: 0a8ebd0b3c508ca94fa94403ec5a05a30f49c4b84d2d702ff0cf98e9dbb93ed1bb5b145a41e9c2cc250a2b6c123ce6ff
SHA1 hash: 146e15e1898ac4143942b6183137fb83e5c3785a
MD5 hash: 53c914ab2ef775699bc3a88e363ee474
humanhash: sink-foxtrot-winter-wolfram
File name:Shipping Document_pdf.gz.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:275'711 bytes
First seen:2022-11-21 10:55:31 UTC
Last seen:2022-11-21 11:41:15 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 29b61e5a552b3a9bc00953de1c93be41 (174 x Formbook, 82 x AgentTesla, 81 x Loki)
ssdeep 6144:MEa0Np8GAsd/eYKnasuI8x9nvwRqdu/fi4J7f7MMwV:XpfBQuI8oX/K4J7f7MM8
TLSH T104442346B9D5AC3BDB1244B60C13573EC3BA89145003B5C7ABD09FBE296A3A1C42B5DF
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter cocaman
Tags:exe FormBook Shipping

Intelligence

File Origin
# of uploads :
5
# of downloads :
242
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
Shipping Document_pdf.gz.exe
Verdict:
Malicious activity
Analysis date:
2022-11-21 10:57:18 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/6d67639c-f253-4d3d-9dc4-fdc42f109652

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/336703/
Detection(s):
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.20617.25990.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching a process
Searching for synchronization primitives
Сreating synchronization primitives
Launching cmd.exe command interpreter
Sending a custom TCP request
Setting browser functions hooks
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/637b59473cd0997b48553439/reports/ac11da9b-c276-44db-9433-21b2017a2771/overview
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d496baae-c059-444c-a7b6-9dc17f680753
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1118022
Signature
C2 URLs / IPs found in malware configuration
Executable has a suspicious name (potential lure to open the executable)
Initial sample is a PE file and has a suspicious name
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for dropped file
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
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 signatures2 2 Behavior Graph ID: 750734 Sample: Shipping Document_pdf.gz.exe Startdate: 21/11/2022 Architecture: WINDOWS Score: 100 45 Snort IDS alert for network traffic 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 Multi AV Scanner detection for submitted file 2->49 51 6 other signatures 2->51 11 Shipping Document_pdf.gz.exe 18 2->11         started        process3 file4 31 C:\Users\user\AppData\Local\Temp\ggklra.exe, PE32 11->31 dropped 14 ggklra.exe 11->14         started        process5 signatures6 61 Multi AV Scanner detection for dropped file 14->61 63 Maps a DLL or memory area into another process 14->63 65 Tries to detect virtualization through RDTSC time measurements 14->65 17 ggklra.exe 14->17         started        process7 signatures8 37 Modifies the context of a thread in another process (thread injection) 17->37 39 Maps a DLL or memory area into another process 17->39 41 Sample uses process hollowing technique 17->41 43 Queues an APC in another process (thread injection) 17->43 20 explorer.exe 17->20 injected process9 dnsIp10 33 www.25800.biz 103.234.73.3, 49709, 80 HIITL-AS-APHongKongFireLineNetworkLTDHK Hong Kong 20->33 35 www.myvipsuperapp.sbs 104.21.84.97, 49711, 80 CLOUDFLARENETUS United States 20->35 53 System process connects to network (likely due to code injection or exploit) 20->53 24 cscript.exe 20->24         started        signatures11 process12 signatures13 55 Modifies the context of a thread in another process (thread injection) 24->55 57 Maps a DLL or memory area into another process 24->57 59 Tries to detect virtualization through RDTSC time measurements 24->59 27 cmd.exe 1 24->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8a5eebc7b8520bde5c361db7249fe0d5286e9074dc7e0bfc555f3f2a1166bb2a/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2022-11-21 08:15:55 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
28 of 40 (70.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rjpoxr5ykif54xbwdw3sjh7a2uug5edu3r7ax7cvl47suelgxmva._file
Verdict:
malicious
Label(s):
formbook
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cobaltstrike
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Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:sy01 rat spyware stealer trojan
Link:
https://tria.ge/reports/221121-m1ph4sbb9t/
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
Loads dropped DLL
Executes dropped EXE
Formbook payload
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/512d493b-dd7a-4f21-97bb-fe6fad2ae381
Unpacked files
SH256 hash:
5a6b9e753d9f7078ec399721c6aa0405159c63219b217f222f6f20d1240091e5
MD5 hash:
8c34087ed573b47ee050dd24fb30eb52
SHA1 hash:
d46acf9eed2b7c6afd87e189d33b5e05785dc199
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/c059c002-5ab2-4250-8a9e-f6b078d38389/
Parent samples :
260f5a6aff298b7aec332ba6500169a52412145dbe6d487f61970d34e7b69c57
2aa2b861c5fad54e2a32fa2cc376871cd2d80a1485412073f5b5f461a7723e29
1edd52620047de1ae4461b1184c25a995a8b0f924582db0ec808e0f9763b5cfc
e2f2df406e05d13e2245e2fe9da7128c257a7bb11464dce77ce386b51470abd8
b29e424c006aa87230a73e1289e52016446e85dc18dd7d60e79dbb8942ce57d4
9b4df9f66fdc83879d2ce5c5077f51e0ca02af50050fdeaccaca982bc0c59b52
071b55748a4bf8024c8db0de1a1e0201eb18bac7def0ceb902f0ff18039dfb2e
8a5eebc7b8520bde5c361db7249fe0d5286e9074dc7e0bfc555f3f2a1166bb2a
4422661ccc0d1ca90ea0427fbe9eacc398d819ef1f557c163a686fa127444c3a
SH256 hash:
d5cf672789aeca58951d20a19b04bc1fb32f31090543ca25ca575abda3c16931
MD5 hash:
db87648ab340beba2b9bf711902b45b5
SHA1 hash:
00fe362ce8b31e7e9cb65b6eab074df46393057f
Link:
https://www.unpac.me/results/c059c002-5ab2-4250-8a9e-f6b078d38389/
SH256 hash:
8a5eebc7b8520bde5c361db7249fe0d5286e9074dc7e0bfc555f3f2a1166bb2a
MD5 hash:
53c914ab2ef775699bc3a88e363ee474
SHA1 hash:
146e15e1898ac4143942b6183137fb83e5c3785a
Link:
https://www.unpac.me/results/c059c002-5ab2-4250-8a9e-f6b078d38389/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8a5eebc7b852/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.18
Link:
https://yomi.yoroi.company/submissions/8a5eebc7b8520bde5c361db7249fe0d5286e9074dc7e0bfc555f3f2a1166bb2a

File information

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

Malspam

Formbook

gz f4dafa4a1e0cf7b24a11b15ff1c800b5749ffa0bc926a97935a6699ec5d71b3b

Formbook

Executable exe 8a5eebc7b8520bde5c361db7249fe0d5286e9074dc7e0bfc555f3f2a1166bb2a

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 f4dafa4a1e0cf7b24a11b15ff1c800b5749ffa0bc926a97935a6699ec5d71b3b
Cape
Cape
https://www.capesandbox.com/analysis/336703/
  
Dropped by
MD5 7d29325586f172fff2752dec1c982c59

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