MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4996310387ecc6608c106ed08eaa2151f1fbe8f855f4b41c923c05f89e6eafcf. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4996310387ecc6608c106ed08eaa2151f1fbe8f855f4b41c923c05f89e6eafcf
SHA3-384 hash: fecbce0fad63c495f8aa8b7866657c1d5bd54911e36fd74826f36aa1a88df4eb9ca73f053883497110799f5de08c2aef
SHA1 hash: b910de731e642589bfb94fd9b5a253ab99bba31d
MD5 hash: 7ac8ac051ada0143576adcd7f71b1606
humanhash: cardinal-lamp-beer-seventeen
File name:7ac8ac051ada0143576adcd7f71b1606.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:772'096 bytes
First seen:2021-01-29 08:47:03 UTC
Last seen:2021-01-29 10:54:23 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'659 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:D9Fqfu19rBlTX8KKaqc3mio8ZCRJXpYEsfKqKuCwaBmaBh:D9XrBlTX16zbJZYEsfKq9Za8a
Threatray 3'668 similar samples on MalwareBazaar
TLSH E2F4D1D2FD16EAD0D3A4CEB5D013C9F846353FAAD82191532D20BCAA367FF114B91A16
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
124
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
7ac8ac051ada0143576adcd7f71b1606.exe
Verdict:
Malicious activity
Analysis date:
2021-01-29 08:50:49 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/1e2046b4-1632-4e4b-baa6-cdf6750a5a3a

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/114671/
Detection(s):
SecuriteInfo.com.Trojan.Siggen11.59929.25667.4164.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Sending a custom TCP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Enabling autorun by creating a file
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/593689
Signature
.NET source code contains potential unpacker
Found malware configuration
Machine Learning detection for dropped file
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Scheduled temp file as task from temp location
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
Tries to download HTTP data from a sinkholed server
Uses ipconfig to lookup or modify the Windows network settings
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 345884 Sample: j64eIR1IEK.exe Startdate: 29/01/2021 Architecture: WINDOWS Score: 100 48 Tries to download HTTP data from a sinkholed server 2->48 50 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->50 52 Found malware configuration 2->52 54 12 other signatures 2->54 10 j64eIR1IEK.exe 6 2->10         started        process3 file4 36 C:\Users\user\AppData\...\IsWeuedkln.exe, PE32 10->36 dropped 38 C:\Users\user\AppData\Local\...\tmpFD42.tmp, XML 10->38 dropped 40 C:\Users\user\AppData\...\j64eIR1IEK.exe.log, ASCII 10->40 dropped 58 Tries to detect virtualization through RDTSC time measurements 10->58 14 j64eIR1IEK.exe 10->14         started        17 schtasks.exe 1 10->17         started        19 j64eIR1IEK.exe 10->19         started        21 j64eIR1IEK.exe 10->21         started        signatures5 process6 signatures7 66 Modifies the context of a thread in another process (thread injection) 14->66 68 Maps a DLL or memory area into another process 14->68 70 Sample uses process hollowing technique 14->70 72 Queues an APC in another process (thread injection) 14->72 23 explorer.exe 14->23 injected 27 conhost.exe 17->27         started        process8 dnsIp9 42 distinctmusicproductions.com 50.87.170.37, 49727, 80 UNIFIEDLAYER-AS-1US United States 23->42 44 queensboutique1000.com 142.44.212.169, 49721, 49731, 80 OVHFR Canada 23->44 46 21 other IPs or domains 23->46 56 System process connects to network (likely due to code injection or exploit) 23->56 29 ipconfig.exe 23->29         started        signatures10 process11 signatures12 60 Modifies the context of a thread in another process (thread injection) 29->60 62 Maps a DLL or memory area into another process 29->62 64 Tries to detect virtualization through RDTSC time measurements 29->64 32 cmd.exe 1 29->32         started        process13 process14 34 conhost.exe 32->34         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4996310387ecc6608c106ed08eaa2151f1fbe8f855f4b41c923c05f89e6eafcf/
Threat name:
ByteCode-MSIL.Packed.Generic
Create hunting rule
Status:
Suspicious
First seen:
2021-01-27 08:43:43 UTC
AV detection:
13 of 28 (46.43%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jgldca4h5tdgbdaqn3ii5krbkhy7x2hykx2liheshqc7rhtov7hq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1a1316858bdc617d23e0330ddcde1958d2e95a083fa04020675ad4fb01780c46
Formbook
1ade8e9c697c91b31ad76389a10e95c229eb05359a1dd70358be045199ff77a4
Formbook
2abb16d594f4b36fc8b8aab8cab7736350421c619cec8e12e8975e87f7a99faa
Formbook
2d876129c69f0f4be0c87aeb20cdc38ae8f5db29bea6f87807946b89e0b61a50
Formbook
45edd72b7b04c327b5c5278a3074d6e0bccbdf2ece95c524f1e5342bd6910dcf
Formbook
486035f5d7f5cffc2c03aee2ecb06252449dc9330cae4b8fb35662010f59eab8
Formbook
7052f92dce4eaee0a7a7046c6529d6ebc79ddb2ee6e487cf34c6c7cd5dfea6ee
Formbook
767b1b32d4ac4cec73967590ca5b28c3e0f4d709c0773e3f4021774f15a2483a
Formbook
a80553f1c2dcc35c48adf765bbb4f695d9d3c47d57ab0e47e4e8118588466731
Formbook
b4db045a825affb493b9ecf2155047996fe2dd6f85db26a79070c7fd78fa60e9
Formbook
+ 3'658 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader loader ransomware rat spyware stealer trojan
Link:
https://tria.ge/reports/210129-d5j7jrrlss/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Xloader Payload
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.herbmedia.net/csv8/
Unpacked files
SH256 hash:
cf03d88cc1b7f472176164f81f85e80be1923031844f157de28bfe3f7c983868
MD5 hash:
282ac604229ba63d2e37255cae871674
SHA1 hash:
b7a8efccf802bf8a99fced2f87d16ea51c6fa336
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/f38c9cb7-4dc6-4eeb-9c16-1acd2daa3a6b/
Parent samples :
7052f92dce4eaee0a7a7046c6529d6ebc79ddb2ee6e487cf34c6c7cd5dfea6ee
0a909cbfd2a1c352fbd9eb58f0623302fde6975668631cf5b0b294716b91b189
d28c56accd73a0c2d4c5a62a288ae12af64ee719ac6060ef2c7ea9be3c5d400f
4abfdb9315d534afdc9907bcf369d15a121e02d40dc772dece65de6ee2ade651
9548c6a9da2d6cee9d27565c0055be4429cabfae9287ab3e525aaba66fd67032
2abb16d594f4b36fc8b8aab8cab7736350421c619cec8e12e8975e87f7a99faa
767b1b32d4ac4cec73967590ca5b28c3e0f4d709c0773e3f4021774f15a2483a
57fcc02e839d4ae0b8965ed55738960a952006f5e70ee1317f2bfacb97a43a5f
2d876129c69f0f4be0c87aeb20cdc38ae8f5db29bea6f87807946b89e0b61a50
285b8a6638f87b87204ba68570315a41570229ce3f7ecb2014437aee9e0d5875
1a1316858bdc617d23e0330ddcde1958d2e95a083fa04020675ad4fb01780c46
486035f5d7f5cffc2c03aee2ecb06252449dc9330cae4b8fb35662010f59eab8
45edd72b7b04c327b5c5278a3074d6e0bccbdf2ece95c524f1e5342bd6910dcf
4996310387ecc6608c106ed08eaa2151f1fbe8f855f4b41c923c05f89e6eafcf
3682691140da912f7a282b23de9aaccffa2ad8178665e6a8ace9d745a8fb8cde
23d45e8af999c98cf3f241fe633ea391f057fe2223ca01a1d403906309defddc
d1a94322d53165f8a59fb1ba9309872100d115f0119dbf6892f75267c45dca92
SH256 hash:
a2a0bbbe8c9ee88441356010f63455c50dfcafe663db757bbc453c815c51d720
MD5 hash:
11e80c54bfeff7f0c120dae46df0a8be
SHA1 hash:
d597b9b0dcac06f0aa00a931bb90de8eba564651
Link:
https://www.unpac.me/results/f38c9cb7-4dc6-4eeb-9c16-1acd2daa3a6b/
SH256 hash:
3075baf027ca930de485d84aaef10435e72068acaf3416d6796fdc34fddb6e82
MD5 hash:
96b921892520959f9cd72959ee76bebd
SHA1 hash:
47fbc99a418ef9ed008783f874202c5c2aaf1fd3
Link:
https://www.unpac.me/results/f38c9cb7-4dc6-4eeb-9c16-1acd2daa3a6b/
SH256 hash:
4996310387ecc6608c106ed08eaa2151f1fbe8f855f4b41c923c05f89e6eafcf
MD5 hash:
7ac8ac051ada0143576adcd7f71b1606
SHA1 hash:
b910de731e642589bfb94fd9b5a253ab99bba31d
Link:
https://www.unpac.me/results/f38c9cb7-4dc6-4eeb-9c16-1acd2daa3a6b/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4996310387ecc6608c106ed08eaa2151f1fbe8f855f4b41c923c05f89e6eafcf

File information

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

Web download

Formbook

Executable exe 4996310387ecc6608c106ed08eaa2151f1fbe8f855f4b41c923c05f89e6eafcf

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/948953/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/114671/

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