MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cc4478165b692f7109f252816f64a1fbb9cbf32c0ff623a255d2c9cd235a2da8. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cc4478165b692f7109f252816f64a1fbb9cbf32c0ff623a255d2c9cd235a2da8
SHA3-384 hash: cb80114f98e11cd397a0d71acdc4f979e30e08af86a00e7d1f74ac90b62424db12b8e01053c213ffb95e45ac50186eae
SHA1 hash: aff9dd6dcc13d5efc02a41c7b916c390b4c56635
MD5 hash: f306a9b35e1a9b9917721c5de680d860
humanhash: mike-lima-stream-magazine
File name:RFQ.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:445'440 bytes
First seen:2021-12-22 09:09:03 UTC
Last seen:2021-12-27 14:55:50 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:Gu2iNFnYhK+iRDmTVD8G23sf2pA5RQuSK3:t14hhWDhpMgA5dSK3
Threatray 12'425 similar samples on MalwareBazaar
TLSH T1DB94F14DF632E9E8EA2D43F82A715C221F76E81264D9DABD1D87339A4434342109FDDB
Reporter TeamDreier
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
182
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ.exe
Verdict:
Malicious activity
Analysis date:
2021-12-22 09:12:13 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/e008054e-0ab2-4781-87b2-916f688cf518

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/215756/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61c2eb358991ba72b391aeb7/reports/33ceb2f0-120b-48fd-ad3f-6d435fb77065/overview
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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f64bfd19-726b-4bf4-b286-681f846070ce
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/911430
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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 domain / URL
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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 AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 543904 Sample: RFQ.exe Startdate: 22/12/2021 Architecture: WINDOWS Score: 100 33 www.bigbigsea.com 2->33 35 bigbigsea.com 2->35 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Multi AV Scanner detection for domain / URL 2->45 47 Found malware configuration 2->47 49 7 other signatures 2->49 11 RFQ.exe 3 2->11         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\...\RFQ.exe.log, ASCII 11->31 dropped 63 Tries to detect virtualization through RDTSC time measurements 11->63 65 Injects a PE file into a foreign processes 11->65 15 RFQ.exe 11->15         started        signatures6 process7 signatures8 67 Modifies the context of a thread in another process (thread injection) 15->67 69 Maps a DLL or memory area into another process 15->69 71 Sample uses process hollowing technique 15->71 73 Queues an APC in another process (thread injection) 15->73 18 explorer.exe 4 169 15->18         started        22 explorer.exe 15->22 injected process9 dnsIp10 37 www.icpbunny.com 162.215.226.4, 49853, 80 PUBLIC-DOMAIN-REGISTRYUS United States 18->37 39 www.hottorchlighter.com 172.105.27.61, 49837, 80 LINODE-APLinodeLLCUS United States 18->39 41 3 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 24 wlanext.exe 18->24         started        53 Performs DNS queries to domains with low reputation 22->53 signatures11 process12 signatures13 55 Self deletion via cmd delete 24->55 57 Modifies the context of a thread in another process (thread injection) 24->57 59 Maps a DLL or memory area into another process 24->59 61 Tries to detect virtualization through RDTSC time measurements 24->61 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/cc4478165b692f7109f252816f64a1fbb9cbf32c0ff623a255d2c9cd235a2da8/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-12-20 14:42:36 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
20 of 27 (74.07%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zrchqfs3nexxccpskkaw6zfb7o44x4zmb73chisv2le42i22fwua._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
00022259e4007e25bd78d36d83e56d0989de57b16419f9663332570d3139266b
Formbook
4766aecd97c34461dcda288195f7695895188f13b0a34b2dc1a73324bee46963
Formbook
5c6bb4be3e5abfc077f779645b07502ad3f9357fa3c486db79d0a2fb4f470527
Formbook
7c0e90c15c64f5929f682a190f06d1e1882e06e6cbdceceb3193c0353bacc219
Formbook
bec65782844355875f88723419b44dc543ba07b83c8a339036f79e39364493c6
Formbook
f6744dd0f12c44cc62ab5c2b58e0c2877d3935d8e1205f39bc540e3a58a88bc1
Formbook
+ 12'415 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:gnui loader rat
Link:
https://tria.ge/reports/211222-k4htmafbf4/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Unpacked files
SH256 hash:
0ccd51e17f14eb3f2701184b7e4f76154232e8e0d6c24fa72df238cfe83ca57f
MD5 hash:
b89d0c58121e6c27613082b97e102620
SHA1 hash:
88f20e8a8935e20d22d03ed837270a2be65eb185
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/c376df03-78c9-4dc7-9d93-fd866edaf06f/
Parent samples :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 hash:
9f5763966bacdc6de3944a6e06a49b05869c38f2e98b32cb93b483a480a6ffff
MD5 hash:
3418c620c4b9dd4533a88f1ba5ec3ff1
SHA1 hash:
12f6aaf1c90030c4063d42a27b2e7000a08b6e74
Link:
https://www.unpac.me/results/c376df03-78c9-4dc7-9d93-fd866edaf06f/
SH256 hash:
cc1594fc138080b3cf99a64010863456c012c88f0772e6c465ef08e0d31876e3
MD5 hash:
3f83d664ba6bad9bce596caadee81ba6
SHA1 hash:
05d1f6406dac108d022525478c21475518d57706
Link:
https://www.unpac.me/results/c376df03-78c9-4dc7-9d93-fd866edaf06f/
SH256 hash:
cc4478165b692f7109f252816f64a1fbb9cbf32c0ff623a255d2c9cd235a2da8
MD5 hash:
f306a9b35e1a9b9917721c5de680d860
SHA1 hash:
aff9dd6dcc13d5efc02a41c7b916c390b4c56635
Link:
https://www.unpac.me/results/c376df03-78c9-4dc7-9d93-fd866edaf06f/
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/cc4478165b692f7109f252816f64a1fbb9cbf32c0ff623a255d2c9cd235a2da8

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
Rule name:pe_imphash
Create hunting rule
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.

Malspam

Formbook

Executable exe cc4478165b692f7109f252816f64a1fbb9cbf32c0ff623a255d2c9cd235a2da8

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/215756/

Comments