MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c03d796c8b75c36e92aa53d1fb21d89fb0fc6aa57df540ca0074c43661a6cec0. 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: 17


Intelligence 17 IOCs YARA 8 File information Comments
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SHA256 hash: c03d796c8b75c36e92aa53d1fb21d89fb0fc6aa57df540ca0074c43661a6cec0
SHA3-384 hash: d661ad0dd65aea5e3bb13d0865cda422ac34da7dc76a5392ca77841f828207f7e871c29cbcda88355bbffff66f984a26
SHA1 hash: c29170608c293c89db0fdd51d5e79bbd6c90e644
MD5 hash: 081e782e1fa08dc8aba10cb884c28dfd
humanhash: robin-coffee-maine-freddie
File name:DSG2011001_INV+PL (3).exe
Download: download sample
Signature Formbook
Create hunting rule
File size:286'401 bytes
First seen:2023-02-10 10:04:11 UTC
Last seen:2023-02-11 11:31:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:DYa6gaQ4zIKz5/OTQOf9BDqN7V5yZuwtFqSK5R1Zpkbcp/Srx:DY+aJIqdEQOf9ZqRVuDiSK5LZscpsx
TLSH T12E54125837788057F5B657720F7D93E7AE76A2326578C31763600A883C66172E28E3B3
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter cocaman
Tags:exe FormBook Shipping

Intelligence

File Origin
# of uploads :
9
# of downloads :
197
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
DSG2011001_INV+PL (3).exe
Verdict:
Malicious activity
Analysis date:
2023-02-10 10:05:49 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/4d41972c-b2c6-4792-bdfe-28268a80bb3b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/363300/
Detection(s):
SecuriteInfo.com.Trojan.Loader.1300.17725.17434.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Searching for synchronization primitives
Launching a process
DNS request
Sending an HTTP GET request
Reading critical registry keys
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Query of malicious DNS domain
Unauthorized injection to a system process
Sending an HTTP GET request to an infection source
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/67570/overview
Behaviour
MalwareBazaar
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
83%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63e616cfc7ca3840b5a1b1ee/reports/6ef6348a-b5c3-4182-afa8-d6351ee33f81/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/c03d796c8b75c36e92aa53d1fb21d89fb0fc6aa57df540ca0074c43661a6cec0
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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/cb2a02ef-196d-4363-b6d6-14ac77b9f86b
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1171054
Signature
Antivirus detection for URL or domain
Detected unpacking (changes PE section rights)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
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 domain / URL
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 803844 Sample: DSG2011001_INV+PL (3).exe Startdate: 10/02/2023 Architecture: WINDOWS Score: 100 30 www.chiyiqian.net 2->30 46 Snort IDS alert for network traffic 2->46 48 Multi AV Scanner detection for domain / URL 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 4 other signatures 2->52 10 DSG2011001_INV+PL (3).exe 19 2->10         started        signatures3 process4 file5 28 C:\Users\user\AppData\Local\Temp\qzkhed.exe, PE32 10->28 dropped 13 qzkhed.exe 1 10->13         started        process6 signatures7 64 Detected unpacking (changes PE section rights) 13->64 66 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 13->66 68 Maps a DLL or memory area into another process 13->68 16 qzkhed.exe 13->16         started        19 conhost.exe 13->19         started        process8 signatures9 38 Modifies the context of a thread in another process (thread injection) 16->38 40 Maps a DLL or memory area into another process 16->40 42 Sample uses process hollowing technique 16->42 44 Queues an APC in another process (thread injection) 16->44 21 explorer.exe 3 6 16->21 injected process10 dnsIp11 32 www.wanknumbers.co.uk 81.17.18.196, 49730, 49731, 49732 PLI-ASCH Switzerland 21->32 34 www.scriptmonkey.uk 213.171.195.105, 49719, 49721, 49722 ONEANDONE-ASBrauerstrasse48DE United Kingdom 21->34 36 9 other IPs or domains 21->36 54 System process connects to network (likely due to code injection or exploit) 21->54 25 cmmon32.exe 13 21->25         started        signatures12 process13 signatures14 56 Tries to steal Mail credentials (via file / registry access) 25->56 58 Tries to harvest and steal browser information (history, passwords, etc) 25->58 60 Modifies the context of a thread in another process (thread injection) 25->60 62 Maps a DLL or memory area into another process 25->62
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c03d796c8b75c36e92aa53d1fb21d89fb0fc6aa57df540ca0074c43661a6cec0/
Threat name:
Win32.Trojan.FormBook
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Status:
Malicious
First seen:
2023-02-10 10:05:08 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ya6xs3eloxbw5evkkpi7wioyt6ypy2vfpx2ubsqaotcdmyngz3aa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230210-l4hpashh52/
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Unpacked files
SH256 hash:
91aa8748aa045a47b6a17030fc04d27beb613fb2ee14b4d4c4d4c7bc69efb2c2
MD5 hash:
70389eb0106cbe2ce25819f035d258e2
SHA1 hash:
50f9b21fb12e44c77dfdfd36b2a260ad5dc643a1
Detections:
win_formbook_w0
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win_formbook_auto
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win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/92a4772d-b5ed-46d5-8b26-e75616ecdf5b/
Parent samples :
8289f0ae5fa644fbcff4e73ca5867f8e277e4fbb14af00fb7a5c99971b175ef6
27092cac933ddf8f3790ad2cfdd8bb8ffa80adec09f96f4acb2b3ee24ee2157e
6f04629d1be4e681826c8fd0601781e271c4aec4ace5cc1f1cb91989231b14ff
19252df2160c35f1b7ce3f34af0b56a42886eac6fc64a939d2a787bb957af583
0a926406e3d30f2fcdb73082840e01eca5e24c4eac116d9983c1ad77d1bd47a2
bee95f90676280bca3212cc77b2dbd497f590cd560ce3005f2998fa324698427
44039b65db01a50864e76cf1a6e3134f4d57650a55958ae03b23380077fc25c6
9409e367a0c9bdead66274f114e20c752c57723ce730c715b5f126f37ec1964e
10cdd9119cf9d3bdd4eda712d160a49c77f469989053ec08291f63078cea5a99
2a61e0add99b698af28cc73128adfcea58d0ff6bc7e83f60f20dbe17d4062eda
ab29ef95908c5f4ad5acd6dd35f3fa8e5bf788c4cfef602324737b5cee0c00ab
4da18f5e360f53c89bbffc55376aba4d8e2b088d74eaa60546f574a6c976fb36
c03d796c8b75c36e92aa53d1fb21d89fb0fc6aa57df540ca0074c43661a6cec0
6769905302dd965b16c74da2c0a5633dd4cbfe5c8879a5db6a7322d53d668533
a21c6c623959c4995842ace85f7f5a7e3751c4930d28ebad92c7a737a7f8cfb8
SH256 hash:
e8261c53746dbeb839878e96c4c6656a301caad1bd7d636cb351c0d98e3601f2
MD5 hash:
ad32cbaa431414ca6d1b6c394b9692a6
SHA1 hash:
54b8ce3ea18fee477a6841b44528fde25d9ade0e
Link:
https://www.unpac.me/results/92a4772d-b5ed-46d5-8b26-e75616ecdf5b/
SH256 hash:
c03d796c8b75c36e92aa53d1fb21d89fb0fc6aa57df540ca0074c43661a6cec0
MD5 hash:
081e782e1fa08dc8aba10cb884c28dfd
SHA1 hash:
c29170608c293c89db0fdd51d5e79bbd6c90e644
Link:
https://www.unpac.me/results/92a4772d-b5ed-46d5-8b26-e75616ecdf5b/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c03d796c8b75/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c03d796c8b75c36e92aa53d1fb21d89fb0fc6aa57df540ca0074c43661a6cec0

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:azov_Dropped
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Author:Potatech
Description:Azov Detection
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Windows_Trojan_Formbook
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Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
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Author:Elastic Security
Rule name:win_formbook_auto
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Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.
Rule name:win_formbook_w0
Create hunting rule
Author:@malgamy12

File information

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

Malspam

Formbook

zip 46ad4e46938157fb22a8032439a1f2bf25ad82032debf28fdd19a73d570f8273

Formbook

Executable exe c03d796c8b75c36e92aa53d1fb21d89fb0fc6aa57df540ca0074c43661a6cec0

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 46ad4e46938157fb22a8032439a1f2bf25ad82032debf28fdd19a73d570f8273
Cape
Cape
https://www.capesandbox.com/analysis/363300/
  
Dropped by
SHA256 25fa9d230c114a64181127df03fb38e48e1a0bb995149877e56b8f7f8d72675a
  
Dropped by
MD5 b25ed608c4e9c4fb8358c5f18aca87cd
  
Dropped by
MD5 ac0ac455416e7ae81e77fc98d070fc57

Comments