MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a38cbbb16b9dda3d7aebcdcd033a8f5e56f17257c060859a3cdd2e1a8bb27ab9. 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: 12


Intelligence 12 IOCs YARA 1 File information Comments
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SHA256 hash: a38cbbb16b9dda3d7aebcdcd033a8f5e56f17257c060859a3cdd2e1a8bb27ab9
SHA3-384 hash: 51fca22afe696bf61ec35b3416a0606dbfe817b597b09323b118e1709ca88c27d30fdcef05c54fd9d173b1b7a68cafe8
SHA1 hash: 3f5153f7da3338d61164df6944b01a0666396517
MD5 hash: 2d6580e78be6580bf89ed5e9e13f14e0
humanhash: don-lima-eleven-dakota
File name:2d6580e78be6580bf89ed5e9e13f14e0.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'477'120 bytes
First seen:2021-01-19 07:08:32 UTC
Last seen:2021-01-19 09:21:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'602 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:fVHqG9FtMgoXW/M8FRXOuB91Vkb69yLtSzAEMotaUJugyJh:9qWFtxJgc9U6oSkbS5u
Threatray 3'541 similar samples on MalwareBazaar
TLSH C665D6AC722071EFC857D8B28A981DA8EA547C7B431B4503E45736ADDA3D897CF244F2
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
110
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2d6580e78be6580bf89ed5e9e13f14e0.exe
Verdict:
Suspicious activity
Analysis date:
2021-01-19 07:16:33 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/26442793-7acb-41d4-8599-0ab93863d885

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/112744/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.36171850.3694.25920.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
Creating a file
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/584802
Signature
Binary contains a suspicious time stamp
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Detected unpacking (changes PE section rights)
Found malware configuration
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
PE file has nameless sections
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 AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 341437 Sample: 1D1PBttduH.exe Startdate: 19/01/2021 Architecture: WINDOWS Score: 100 40 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->40 42 Found malware configuration 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 7 other signatures 2->46 10 1D1PBttduH.exe 3 2->10         started        process3 file4 32 C:\Users\user\AppData\...\1D1PBttduH.exe.log, ASCII 10->32 dropped 56 Detected unpacking (changes PE section rights) 10->56 58 Tries to detect virtualization through RDTSC time measurements 10->58 60 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 10->60 14 1D1PBttduH.exe 10->14         started        17 1D1PBttduH.exe 10->17         started        19 1D1PBttduH.exe 10->19         started        signatures5 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 21 explorer.exe 14->21 injected process8 dnsIp9 34 eligetucafetera.com 186.64.118.110, 49729, 49765, 80 ZAMLTDACL Chile 21->34 36 shuhan.design 192.185.35.76, 49737, 49767, 80 UNIFIEDLAYER-AS-1US United States 21->36 38 25 other IPs or domains 21->38 48 System process connects to network (likely due to code injection or exploit) 21->48 25 explorer.exe 21->25         started        signatures10 process11 signatures12 50 Modifies the context of a thread in another process (thread injection) 25->50 52 Maps a DLL or memory area into another process 25->52 54 Tries to detect virtualization through RDTSC time measurements 25->54 28 cmd.exe 1 25->28         started        process13 process14 30 conhost.exe 28->30         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a38cbbb16b9dda3d7aebcdcd033a8f5e56f17257c060859a3cdd2e1a8bb27ab9/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-01-19 07:09:05 UTC
AV detection:
19 of 46 (41.30%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uoglxmlltxnd26xlzxgqgouplzlpc4sxybqilgr43uxbvc5spk4q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
196b4470cd98c4f6d5c634170a1c6a98cf59b61c9b12a032ec9fb776b74a0527
Formbook
2d876129c69f0f4be0c87aeb20cdc38ae8f5db29bea6f87807946b89e0b61a50
Formbook
42f1eae60298f6d5fba417912070ac64bb13c35d5f7d60fc207ebb14a6304219
Formbook
46a62d0c493c466428aacdd8d980868e7065e12a33216983b7efea8e013fe37e
Formbook
4c2ffa57352cd1e3b76fdf01f581046245fe70427377823464857ad32189dcba
Formbook
7b7ba3b00b882d63305aa49b3ab3c832646cded84a750de64963357bab3fc37a
Formbook
92463d5500d27c6270248dfa01e99a77cc33c5caab3ae357c424b3d42864a4f7
Formbook
9f5779b1c4f0c33f93c5745623a806b3a3de57f574b05bbd15a46c3b64eea592
Formbook
b88d84be2994a05ac716dac99a689356d8c7ecbd541989a5339be403da909430
Formbook
b9a286880c70bf7b6b049c8be7b7b14d8318b6c38d04185eced4bc48795330ff
Formbook
+ 3'531 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/210119-pbgaqed4n2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.inreachpt.com/gqx2/
Unpacked files
SH256 hash:
3e215d8d82233de2c29a24d35ccb0c8dea1ba1f25579497b075419843d36d17d
MD5 hash:
f66478d91fdabce95474a51a82eee285
SHA1 hash:
07008d10cd2d34ddb51767456d8b83a6674da3fb
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/f3315c32-370b-4638-a5eb-b95148a2bb10/
Parent samples :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 hash:
97ccb334c99316e5a3ae11be87d202086c3cee8e5c94c6b67dc58497baf9dc25
MD5 hash:
02670e689e3f92ce6255d57aa23a1f09
SHA1 hash:
ed24ada4887607ea3e2c2bdfb818befe95e360db
Link:
https://www.unpac.me/results/f3315c32-370b-4638-a5eb-b95148a2bb10/
SH256 hash:
64a419709ad219ffc006bda776b650da486d55048d2fa34525f40227da0e5c86
MD5 hash:
88c0ec8398978fa2e4240f02765086ad
SHA1 hash:
5a5c4935b2d70e890c89ad9332365f4f4aa86f3c
Link:
https://www.unpac.me/results/f3315c32-370b-4638-a5eb-b95148a2bb10/
SH256 hash:
a38cbbb16b9dda3d7aebcdcd033a8f5e56f17257c060859a3cdd2e1a8bb27ab9
MD5 hash:
2d6580e78be6580bf89ed5e9e13f14e0
SHA1 hash:
3f5153f7da3338d61164df6944b01a0666396517
Link:
https://www.unpac.me/results/f3315c32-370b-4638-a5eb-b95148a2bb10/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a38cbbb16b9dda3d7aebcdcd033a8f5e56f17257c060859a3cdd2e1a8bb27ab9

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:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del

File information

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

Web download

Formbook

Executable exe a38cbbb16b9dda3d7aebcdcd033a8f5e56f17257c060859a3cdd2e1a8bb27ab9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/969399/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/112744/

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