MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5528ee96b8cefda8ec99999701a1673fb0dff17a8e603f2c8ccd3abac08f7489. 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 1 File information Comments
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SHA256 hash: 5528ee96b8cefda8ec99999701a1673fb0dff17a8e603f2c8ccd3abac08f7489
SHA3-384 hash: 64b59f7d3adc0934bd1e368b1808d8d3c343241713142b444a60070920a5a6cc6f0060f4f34089bc69e2dba02f37db89
SHA1 hash: c39c5f47d73dd8a0b7fd2ebaad7a7b57a92d0ea0
MD5 hash: c1a77dddf52f12af022d82471e6bdf19
humanhash: chicken-march-bluebird-kitten
File name:Quotation.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:884'736 bytes
First seen:2021-02-16 23:58:42 UTC
Last seen:2021-02-18 04:32:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 24576:BM94rYW6Z7iYtU+wkx8JwKD84r9kMXW+mj:mnZ7iYtCwi8SHvmj
Threatray 3'797 similar samples on MalwareBazaar
TLSH 2915CE3267086B5DF439F33D40251518AFF5F84EE332DB1E3EAE85DA0429E099765A23
Reporter GovCERT_CH
Tags:FormBook

Intelligence

File Origin
# of uploads :
12
# of downloads :
120
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/117457/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.543.9782.19438.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to 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/609659
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
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: 353854 Sample: Quotation.exe Startdate: 17/02/2021 Architecture: WINDOWS Score: 100 32 www.bflat-store.com 2->32 44 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->44 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 7 other signatures 2->50 11 Quotation.exe 3 2->11         started        signatures3 process4 file5 30 C:\Users\user\AppData\...\Quotation.exe.log, ASCII 11->30 dropped 60 Tries to detect virtualization through RDTSC time measurements 11->60 15 Quotation.exe 11->15         started        signatures6 process7 signatures8 62 Modifies the context of a thread in another process (thread injection) 15->62 64 Maps a DLL or memory area into another process 15->64 66 Sample uses process hollowing technique 15->66 68 Queues an APC in another process (thread injection) 15->68 18 explorer.exe 15->18 injected process9 dnsIp10 34 ag3holdings.com 162.241.217.135, 49734, 80 UNIFIEDLAYER-AS-1US United States 18->34 36 leadmorecommunity.com 50.97.186.164, 49756, 80 SOFTLAYERUS United States 18->36 38 17 other IPs or domains 18->38 52 System process connects to network (likely due to code injection or exploit) 18->52 22 chkdsk.exe 12 18->22         started        signatures11 process12 dnsIp13 40 www.send86cells.com 22->40 42 www.2603083932.xyz 22->42 54 Modifies the context of a thread in another process (thread injection) 22->54 56 Maps a DLL or memory area into another process 22->56 58 Tries to detect virtualization through RDTSC time measurements 22->58 26 cmd.exe 1 22->26         started        signatures14 process15 process16 28 conhost.exe 26->28         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5528ee96b8cefda8ec99999701a1673fb0dff17a8e603f2c8ccd3abac08f7489/
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2021-02-16 12:09:29 UTC
AV detection:
16 of 28 (57.14%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=kuuo5fvyz362r3eztglqdilhh6yn74l2rzqd6lemzu5lvqeposeq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0a2e7c9ad53b5355f4f723912d07f9dae7d1e2d72ac62758cdc44196f124945e
Formbook
1382bae50eece1846b8d858d0f975b900eb1a5908f789333c55b1341b1b0d57b
Formbook
170eb254fe7cae506272dd7f934000734f55648fcefab6843eca50311a98a07d
Formbook
1c2c212dbad3b81d9c6225c3a9f9f6211b10782d228a090f9aa4f038b0270663
Formbook
45fda70b08542ae52a8228a61e317973f42b477583841e384e9817d7d2dd3709
Formbook
5101663e1850401504dd1e56231725be9a3001ed01e99fa88d348b9511c52f4d
Formbook
67bf85e54212cc6dd8e3f3bdfe292d7440ae7f7ad5f131f9c8b5ea51a86c1e96
Formbook
6a37a2a65393b805bbe4e7e4e42b642da433e9caa7436aaeb9df8ab0fc6679b9
Formbook
b8392aaf409d89fe323576fdf09bf3320094962da9812918d23bb47b3d8d53f8
Formbook
bf07178f2c85eed5d1e0feafc5c312fce344c6ad7666b5be2abf736e6af94169
Formbook
+ 3'787 additional samples on MalwareBazaar
Unpacked files
SH256 hash:
b2499a2af35b550fbe7f541a14ff1225e1202324f351eecf85de6c8e9fc7c27c
MD5 hash:
5e732e4265622675313195dead01047e
SHA1 hash:
359c710a93c2f58cdc2a45de8dd48a6884a70645
Link:
https://www.unpac.me/results/44cd8686-f566-4e01-96a8-0a6111ffd3c8/
SH256 hash:
5528ee96b8cefda8ec99999701a1673fb0dff17a8e603f2c8ccd3abac08f7489
MD5 hash:
c1a77dddf52f12af022d82471e6bdf19
SHA1 hash:
c39c5f47d73dd8a0b7fd2ebaad7a7b57a92d0ea0
Link:
https://www.unpac.me/results/44cd8686-f566-4e01-96a8-0a6111ffd3c8/
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/5528ee96b8cefda8ec99999701a1673fb0dff17a8e603f2c8ccd3abac08f7489

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_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.

Malspam

Formbook

7z b11e28ea95617f3fcbbf7b15afca6965a0cf3ba50965e03c84f41cb1955bc5ff

Formbook

Executable exe 5528ee96b8cefda8ec99999701a1673fb0dff17a8e603f2c8ccd3abac08f7489

(this sample)

  
Dropped by
MD5 72283d2934590477196a68be6a4461ab
  
Dropped by
SHA256 b11e28ea95617f3fcbbf7b15afca6965a0cf3ba50965e03c84f41cb1955bc5ff
  
Dropped by
Formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/117457/

Comments