MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8ddee8d21d6847b663197cd64682cafc4a34bcc0a86af6a5e82f0bddfa838aee. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8ddee8d21d6847b663197cd64682cafc4a34bcc0a86af6a5e82f0bddfa838aee
SHA3-384 hash: bd165677d7ebc93be4b15bb2f2038b91f51f7f9ff53ba4894479981974d4aa9b8220c8c913c30f01e55c7c45ee19d77f
SHA1 hash: 2ab96d4d548ae95dfa13611cd973627ee844bbf8
MD5 hash: 792f9b4937e0bcf3175a37eaf1a6c4cb
humanhash: victor-carpet-moon-aspen
File name:PO-05318B.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:669'696 bytes
First seen:2022-05-25 14:07:23 UTC
Last seen:2022-05-25 14:49:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:5GZFF0Uvj0+yumtikBNlgM17/4qHDdzVyV4BiSg+:SRe/N17/4qH5Jy0Vg
Threatray 16'066 similar samples on MalwareBazaar
TLSH T17FE4011AF361EDD8F57D43BE213018593F619765E86ED92D2062328B4D392C390ABDCB
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter malwarelabnet
Tags:exe FormBook formbook xloader

Intelligence

File Origin
# of uploads :
2
# of downloads :
373
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
PO-05318B.exe
Verdict:
Malicious activity
Analysis date:
2022-05-25 14:25:22 UTC
Tags:
formbook trojan stealer opendir
Link:
https://app.any.run/tasks/f849ee9d-3f43-40a4-8a0e-541d023a0046

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/274543/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
expand.exe obfuscated packed
Link:
https://www.filescan.io/uploads/628e3859054dcf0ecaecd843/reports/a9e11fe8-8d00-444e-ac17-5d9dd3267260/overview
Result
Verdict:
UNKNOWN
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/d1a10ada-8c06-4a1d-ad72-91e55243d6c9
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1001618
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
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
Self deletion via cmd delete
Snort IDS alert for network traffic
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 AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 634116 Sample: PO-05318B.exe Startdate: 25/05/2022 Architecture: WINDOWS Score: 100 33 www.casaouya.net 2->33 41 Snort IDS alert for network traffic 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 8 other signatures 2->47 11 PO-05318B.exe 3 2->11         started        signatures3 process4 file5 31 C:\Users\user\AppData\...\PO-05318B.exe.log, ASCII 11->31 dropped 57 Tries to detect virtualization through RDTSC time measurements 11->57 15 PO-05318B.exe 11->15         started        18 PO-05318B.exe 11->18         started        signatures6 process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 15->59 61 Maps a DLL or memory area into another process 15->61 63 Sample uses process hollowing technique 15->63 65 Queues an APC in another process (thread injection) 15->65 20 explorer.exe 15->20 injected process9 dnsIp10 35 www.blavktux.com 185.53.179.172, 49806, 80 TEAMINTERNET-ASDE Germany 20->35 37 www.thebossmaker.com 107.179.47.135, 49811, 80 LAYER-HOSTUS United States 20->37 39 3 other IPs or domains 20->39 49 System process connects to network (likely due to code injection or exploit) 20->49 24 msiexec.exe 20->24         started        signatures11 process12 signatures13 51 Self deletion via cmd delete 24->51 53 Modifies the context of a thread in another process (thread injection) 24->53 55 Maps a DLL or memory area into another process 24->55 27 cmd.exe 1 24->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8ddee8d21d6847b663197cd64682cafc4a34bcc0a86af6a5e82f0bddfa838aee/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2022-05-25 14:08:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
13 of 26 (50.00%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rxporuq5nbd3myyzptlenawk7rfdjpgavbvpnjpif4f536udrlxa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
01271534c6ea0137c8b7e38b66b13f34272d3196fd8e0926c2d24b3a7c4547fc
Formbook
0d6f7d870b27c6d1ad339d5d8f964913ca3830465ad33bc499b64c034991bc66
Formbook
2da5d0fab4e517de649c1116c62b23202b6d4b46a99f1aa05d44d345d280ca10
Formbook
33eff767b99def77e4d5ca2586a16b3e573b38b675d03dad841761093f067227
Formbook
3f38d14b57be8821c36b5a3b35fee281a0371fb2b41cbecb2f788c29a34f05ef
Formbook
44b1dff68d30d26e66109242a853e50a41313104a49231001af3e46ce5de60cc
Formbook
89cdf1763a4e844821117df0e03d1447ec951fa3d512e53356c1af5c1a96b2d0
Formbook
b8d8a8ab682956d7abd31c4fa49690ece5f9349ea7753e83243ef5a933df4684
Formbook
+ 16'056 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:mwfc loader persistence rat spyware stealer suricata
Link:
https://tria.ge/reports/220525-rfh8tafaeq/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Suspicious use of SetThreadContext
Deletes itself
Reads user/profile data of web browsers
Adds policy Run key to start application
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
Unpacked files
SH256 hash:
4ce82b4a07ad340168a2ad58b49b21cc0355e9a320d9d81ce319b979e4693062
MD5 hash:
9ebd5c164f7f102207de25e6e5694367
SHA1 hash:
c1abefa4a86ab58afeb14381ade6eaf9e9638bb8
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/82fa8ab3-29b7-4011-a04b-08f745a8d8d5/
Parent samples :
b8d8a8ab682956d7abd31c4fa49690ece5f9349ea7753e83243ef5a933df4684
05d32cd3b93a055d165a689e3c561d6b32a291449ef4dbb2477d7b4153d7583e
2da5d0fab4e517de649c1116c62b23202b6d4b46a99f1aa05d44d345d280ca10
8ddee8d21d6847b663197cd64682cafc4a34bcc0a86af6a5e82f0bddfa838aee
193a1c34da89d6440a096ee33aacb247b042be98968acc7ce6a88cc3156e0dab
f44db940dcba5d7419aed9de5ed3069d948e8a358bfaf5d502521aac09a340c9
5027f6ad1cd2f9f50c7965fa2f959f93c4b199f4232c5b9f7f8a15406b57ec1c
441c12b87bca3daf36a571d93fa052b1cb47d9f6b1f80ef22ead84a1961ec66d
49b5b36041408c4f58810bad116898bec932533a1487099f1049c0df3740688f
78a9d166296301f3d370ad7a8a85e6e47264490a2b44bc48e4b123dd53117737
af565dffdabcb554023971da8baef27d012437fa48b2479592a727d3f8a5816b
a861c51fc6fba9da6fe8f42513395fef9f61b0ae69daa80fa9d695000608ed20
10fd06a398a69a6ed619974bbde91c9868e0abc9cf0bad3b38ce1dc7d3dc1ae6
1882a0700a0cbe3213f007458d82eafc571b2f19a539b1d3b6e985e22396a907
d4078f3fd171a8274ba364aef77d8d3e18093eae1badc1a57e0475dbc177d868
SH256 hash:
c720d8d87e5744ef459c160ae3ae85984519c5cee89d4acd3d4156f929ebcca2
MD5 hash:
86f922d84e1b89f646bc23cb3d878a9c
SHA1 hash:
b61f4401c1a144d704988cf4e55dd9a71f8d8263
Link:
https://www.unpac.me/results/82fa8ab3-29b7-4011-a04b-08f745a8d8d5/
SH256 hash:
0283941f1f7ae72f88bb3044addc3f4274549c3fd771612ec3df95c80b708c9e
MD5 hash:
abcf7824b477074db7ac154a80d1e329
SHA1 hash:
9c6982829bff318776560846de7bcc39d3c16f7f
Link:
https://www.unpac.me/results/82fa8ab3-29b7-4011-a04b-08f745a8d8d5/
SH256 hash:
1f7b9784e62968b0fcf7ee6f19f5e724572f2eb13392b3c7f7bfceafe06bdbf3
MD5 hash:
0799ef9282ae47d914340369d2a031ec
SHA1 hash:
83a133c9eb2514696d94a60aa17c9eb51b6b205f
Link:
https://www.unpac.me/results/82fa8ab3-29b7-4011-a04b-08f745a8d8d5/
SH256 hash:
1340f7af5261fce41a138046cd16329a19a0907ec93dee7100249cd203836f1c
MD5 hash:
6e5fb7a9f88f8024af64f1fdd3351ff2
SHA1 hash:
397a15950761172f141acd8a43a54fb7be3485c9
Link:
https://www.unpac.me/results/82fa8ab3-29b7-4011-a04b-08f745a8d8d5/
SH256 hash:
8ddee8d21d6847b663197cd64682cafc4a34bcc0a86af6a5e82f0bddfa838aee
MD5 hash:
792f9b4937e0bcf3175a37eaf1a6c4cb
SHA1 hash:
2ab96d4d548ae95dfa13611cd973627ee844bbf8
Link:
https://www.unpac.me/results/82fa8ab3-29b7-4011-a04b-08f745a8d8d5/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8ddee8d21d68/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/8ddee8d21d6847b663197cd64682cafc4a34bcc0a86af6a5e82f0bddfa838aee

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/274543/

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