MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 23d45e8af999c98cf3f241fe633ea391f057fe2223ca01a1d403906309defddc. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 23d45e8af999c98cf3f241fe633ea391f057fe2223ca01a1d403906309defddc
SHA3-384 hash: d74ec4bd867f979ee3279b234d588500f6787b06e41f08728ba01636dd8bcebde2e343003eca52397c238c6111c371ed
SHA1 hash: c5aaa8a54a9172f7113cbe6ce824e5e3ad06d1e3
MD5 hash: 05c480079f7c84a978402b713780febd
humanhash: apart-speaker-delta-spring
File name:05c480079f7c84a978402b713780febd.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:548'864 bytes
First seen:2021-02-01 18:15:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'738 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:CuaVqbZi970oaGQr4fL2lOXeSIsoFJ/wNVi0b:TZ3GQr4T2lOX/IZ8i0
Threatray 3'599 similar samples on MalwareBazaar
TLSH 55C4E060B778CF4AD46667F50D78D41013FA991A3831C30E9DE639EE66B3F860492E47
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
146
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
05c480079f7c84a978402b713780febd.exe
Verdict:
Malicious activity
Analysis date:
2021-02-01 18:20:28 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/9c700699-5746-4239-94d5-34fef4bb442a

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/115005/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Sending a UDP request
Creating a file
Forced shutdown of a system process
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/595737
Signature
Antivirus / Scanner detection for submitted sample
Binary contains a suspicious time stamp
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
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 dnsIp2 2 Behavior Graph ID: 346908 Sample: q2EKWldniJ.exe Startdate: 01/02/2021 Architecture: WINDOWS Score: 100 36 www.herbmedia.net 2->36 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 11 q2EKWldniJ.exe 3 2->11         started        signatures3 process4 file5 28 C:\Users\user\AppData\...\q2EKWldniJ.exe.log, ASCII 11->28 dropped 14 vbc.exe 11->14         started        process6 signatures7 54 Modifies the context of a thread in another process (thread injection) 14->54 56 Maps a DLL or memory area into another process 14->56 58 Sample uses process hollowing technique 14->58 60 2 other signatures 14->60 17 explorer.exe 14->17 injected process8 dnsIp9 30 cp-103ly.internet7.vip 119.8.17.238, 49756, 49769, 80 THINKDREAM-AS-APThinkDreamTechnologyLimitedHK Singapore 17->30 32 oohdough.com 34.102.136.180, 49767, 80 GOOGLEUS United States 17->32 34 20 other IPs or domains 17->34 38 System process connects to network (likely due to code injection or exploit) 17->38 21 rundll32.exe 17->21         started        signatures10 process11 signatures12 48 Modifies the context of a thread in another process (thread injection) 21->48 50 Maps a DLL or memory area into another process 21->50 52 Tries to detect virtualization through RDTSC time measurements 21->52 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/23d45e8af999c98cf3f241fe633ea391f057fe2223ca01a1d403906309defddc/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-02-01 18:16:08 UTC
AV detection:
15 of 27 (55.56%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=epkf5cxztheyz47sih7ggpvdshyfp7rcepfadiouaoiggco67xoa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1a1316858bdc617d23e0330ddcde1958d2e95a083fa04020675ad4fb01780c46
Formbook
1ade8e9c697c91b31ad76389a10e95c229eb05359a1dd70358be045199ff77a4
Formbook
285b8a6638f87b87204ba68570315a41570229ce3f7ecb2014437aee9e0d5875
Formbook
2d876129c69f0f4be0c87aeb20cdc38ae8f5db29bea6f87807946b89e0b61a50
Formbook
45edd72b7b04c327b5c5278a3074d6e0bccbdf2ece95c524f1e5342bd6910dcf
Formbook
486035f5d7f5cffc2c03aee2ecb06252449dc9330cae4b8fb35662010f59eab8
Formbook
549de81621fd5e577a164009e14fe791e2099b1a985fe37739801fdf156800b8
Formbook
a80553f1c2dcc35c48adf765bbb4f695d9d3c47d57ab0e47e4e8118588466731
Formbook
b4db045a825affb493b9ecf2155047996fe2dd6f85db26a79070c7fd78fa60e9
Formbook
d0198b775182eab3ed405bd0d946006ec8616b61083e643200d1d34fe8cae2f3
Formbook
+ 3'589 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/210201-ttgjvp9vt2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Uses the VBS compiler for execution
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/1c2e57e9-d33c-43e6-8338-41c78461d4ae/
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/1c2e57e9-d33c-43e6-8338-41c78461d4ae/
SH256 hash:
dc771e794b1fa57210dd93a4639bc54d78c484abf11ec011860c95b425b87c98
MD5 hash:
c9762535628eb57c1378085e7da91463
SHA1 hash:
a36488e734331b4a39e8fede3d0d100f7b2a1e18
Link:
https://www.unpac.me/results/1c2e57e9-d33c-43e6-8338-41c78461d4ae/
SH256 hash:
23d45e8af999c98cf3f241fe633ea391f057fe2223ca01a1d403906309defddc
MD5 hash:
05c480079f7c84a978402b713780febd
SHA1 hash:
c5aaa8a54a9172f7113cbe6ce824e5e3ad06d1e3
Link:
https://www.unpac.me/results/1c2e57e9-d33c-43e6-8338-41c78461d4ae/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Trojan
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/23d45e8af999c98cf3f241fe633ea391f057fe2223ca01a1d403906309defddc

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

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

Web download

Formbook

Executable exe 23d45e8af999c98cf3f241fe633ea391f057fe2223ca01a1d403906309defddc

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/948953/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/115005/

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