MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5c09d69e1074890c0f9dd2b4cb100200179fc87de3e60f3d70a007f07d7864e1. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5c09d69e1074890c0f9dd2b4cb100200179fc87de3e60f3d70a007f07d7864e1
SHA3-384 hash: 4e30850d08a0793f5739cf2d2d78ee9928dacaeda7956cbf2aed476f4056d00c8a213398ef987771050594965774614f
SHA1 hash: ab56a4197e4a984a9efd5ed0a11b8f06af02b0c3
MD5 hash: 89e48a555b28668e0bce1728b8c56638
humanhash: yankee-crazy-artist-oregon
File name:UU.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:878'592 bytes
First seen:2022-11-30 20:52:47 UTC
Last seen:Never
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:fjohAmQaalRRw8gf3KjLgeA87QIBqPwNK7sb7/sn1gSp4JZX9jq:syGp80ajLgeA87QIe7w7En1gSp4TX9j
TLSH T1AC15223217A54F7ED2EA1379A4E0857057B262AC3551C7698F92F2DB3E0FB829011CE7
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon b269d4e8ccccccd8 (8 x AgentTesla, 5 x Loki, 3 x SnakeKeylogger)
Reporter Anonymous
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
179
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
UU.exe
Verdict:
Malicious activity
Analysis date:
2022-11-30 21:02:53 UTC
Tags:
formbook xloader trojan stealer
Link:
https://app.any.run/tasks/5bc1b905-7a12-45d9-9735-19358caf86fe

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/340769/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.47502.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed phishing
Link:
https://www.filescan.io/uploads/6387c2ae8a1bf55a249cc101/reports/73fc2a08-29ec-4c68-a620-28c36c6ead4f/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/ac4cbb31-15b3-44f5-a721-113397717d30
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1124464
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Deletes itself after installation
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
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 757189 Sample: UU.exe Startdate: 30/11/2022 Architecture: WINDOWS Score: 100 32 www.cevrc.com 2->32 36 Snort IDS alert for network traffic 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Antivirus detection for URL or domain 2->40 42 6 other signatures 2->42 9 UU.exe 3 2->9         started        signatures3 process4 file5 24 C:\Users\user\AppData\Local\...\UU.exe.log, ASCII 9->24 dropped 12 UU.exe 9->12         started        15 UU.exe 9->15         started        process6 signatures7 52 Modifies the context of a thread in another process (thread injection) 12->52 54 Maps a DLL or memory area into another process 12->54 56 Sample uses process hollowing technique 12->56 58 Queues an APC in another process (thread injection) 12->58 17 explorer.exe 12->17 injected process8 dnsIp9 26 www.icmanmique.com 45.207.106.144, 49699, 80 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 17->26 28 www.wagyuoroshi.net 157.7.107.192, 49703, 49704, 49705 INTERQGMOInternetIncJP Japan 17->28 30 2 other IPs or domains 17->30 34 System process connects to network (likely due to code injection or exploit) 17->34 21 svchost.exe 13 17->21         started        signatures10 process11 signatures12 44 Tries to steal Mail credentials (via file / registry access) 21->44 46 Tries to harvest and steal browser information (history, passwords, etc) 21->46 48 Deletes itself after installation 21->48 50 2 other signatures 21->50
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5c09d69e1074890c0f9dd2b4cb100200179fc87de3e60f3d70a007f07d7864e1/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-11-30 02:27:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lqe5nhqqoseqyd452k2mweacaalz7sd54pta6plquad7a7lymtqq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
cobaltstrike
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:c43g rat spyware stealer trojan
Link:
https://tria.ge/reports/221130-zpa8kadh43/
Behaviour
Modifies Internet Explorer settings
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
Checks computer location settings
Loads dropped DLL
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/1a28ccba-c19e-4ad3-89ff-b3f207523754
Unpacked files
SH256 hash:
53eebc325efeb90ecd7d4e51cc37f7442756203bf3bc47b79ab404fb75d5be24
MD5 hash:
5e75f7b3adc9f5213f0215ec981bc57f
SHA1 hash:
5f5837d4f178bf00f3f04a18aa556b24ea94315e
Detections:
XLoader
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/0c129ba1-d39d-463c-9266-a5c0a8613795/
Parent samples :
5c09d69e1074890c0f9dd2b4cb100200179fc87de3e60f3d70a007f07d7864e1
ff9cb8f0b77b8627aff748b0c47ff83e52fdcce328283191a0284a7abdd4c9c9
SH256 hash:
100bb6c2a47aad2b7fd3aeafb71ac144b38a8c5e65128f1aa1a90bd40bb3cfba
MD5 hash:
3563bcdf39d52133dac7663dcbb81dae
SHA1 hash:
a7c121645fe70d024f36859044ac044454c3b4cb
Link:
https://www.unpac.me/results/0c129ba1-d39d-463c-9266-a5c0a8613795/
SH256 hash:
15dcf6b9678babbccbcdacd4e13eb759626d8eb6e4aa5942ce5ff882593c4dcb
MD5 hash:
ef4b8eeb948878e486f96d4d3a02e416
SHA1 hash:
e80cc5d6ad567fed981d62cbf90fb0018f904ec9
Link:
https://www.unpac.me/results/0c129ba1-d39d-463c-9266-a5c0a8613795/
SH256 hash:
3624268b1bf67fd3f560f345e5171f3a2f8968a776c23816ea76fc0ef41b0f03
MD5 hash:
1619753b625e58c25b73fbf1f0bff482
SHA1 hash:
c0d7922bdbc10ef0ee1606a40c2dedd22cb180d4
Link:
https://www.unpac.me/results/0c129ba1-d39d-463c-9266-a5c0a8613795/
SH256 hash:
6d65ad309fa4d447563a4fcc0749a0d1b7d6f949f160b87a6e43fd71fbed7af4
MD5 hash:
260960568e61f465eeaea18d766e931e
SHA1 hash:
a6a00ea7b806750da730ae83a7bdb997b7aac004
Link:
https://www.unpac.me/results/0c129ba1-d39d-463c-9266-a5c0a8613795/
SH256 hash:
f8a6d098f04f3eaf40a71ddf81a5053d54c03383da19e97d678e19c065af1db6
MD5 hash:
705a4ed3b8da0e61faf61f4c7a2dd4cb
SHA1 hash:
4d53cb62bf37aadd568da367a5f85d09848385dc
Link:
https://www.unpac.me/results/0c129ba1-d39d-463c-9266-a5c0a8613795/
SH256 hash:
5c09d69e1074890c0f9dd2b4cb100200179fc87de3e60f3d70a007f07d7864e1
MD5 hash:
89e48a555b28668e0bce1728b8c56638
SHA1 hash:
ab56a4197e4a984a9efd5ed0a11b8f06af02b0c3
Link:
https://www.unpac.me/results/0c129ba1-d39d-463c-9266-a5c0a8613795/
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/5c09d69e1074890c0f9dd2b4cb100200179fc87de3e60f3d70a007f07d7864e1

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.

Malspam

Formbook

Executable exe 5c09d69e1074890c0f9dd2b4cb100200179fc87de3e60f3d70a007f07d7864e1

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/340769/

Comments