MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ca36938bca50bc95f123c86a7c886b2da3add6b082b31146bbfae46ddccc473c. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments
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SHA256 hash: ca36938bca50bc95f123c86a7c886b2da3add6b082b31146bbfae46ddccc473c
SHA3-384 hash: b3c0134b5f76ef0a48496bc6449100d681379735531e7ea02ca05fa418787b847779a9f66f59909c38cc5dd24a9b8870
SHA1 hash: bea49b007df1ccfe21be8e3991cd6f0ab8a26d2a
MD5 hash: 3c3936efafb137c48ce328997735d9ab
humanhash: grey-seven-autumn-oklahoma
File name:new urgent order.com
Download: download sample
Signature Formbook
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File size:890'880 bytes
First seen:2022-11-20 16:22:22 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:vP0ylN2iNshWd1M/6Vv9zkHfOcFX6WdHn/YGSzHWzBVNXhkKa3JvW1KMph2pq:HxlN1CodK/6VlzktFXZx/VSizrza30
TLSH T14215123AB257CE22C67C2235C4F3892433F1C74B6623DB467AD102672C537A2AE57786
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter Anonymous
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
266
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
new urgent order.com
Verdict:
Malicious activity
Analysis date:
2022-11-20 16:24:11 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/977c529c-e3da-4335-bb57-79616c3d8723

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/336418/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
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:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook packed
Link:
https://www.filescan.io/uploads/637a54665f223762e6edf9eb/reports/5a9e352f-c33c-41a7-85b5-f62e01237bbe/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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/72f97d6e-b76c-4683-88fe-3f6c8cec9fe8
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1117615
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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 detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 750327 Sample: new urgent order.com.exe Startdate: 20/11/2022 Architecture: WINDOWS Score: 100 31 www.seospyware.com 2->31 35 Snort IDS alert for network traffic 2->35 37 Malicious sample detected (through community Yara rule) 2->37 39 Antivirus / Scanner detection for submitted sample 2->39 41 10 other signatures 2->41 11 new urgent order.com.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\...\new urgent order.com.exe.log, ASCII 11->29 dropped 51 Injects a PE file into a foreign processes 11->51 15 new urgent order.com.exe 11->15         started        signatures6 process7 signatures8 53 Modifies the context of a thread in another process (thread injection) 15->53 55 Maps a DLL or memory area into another process 15->55 57 Sample uses process hollowing technique 15->57 59 Queues an APC in another process (thread injection) 15->59 18 explorer.exe 15->18 injected process9 dnsIp10 33 www.saudibase.com 107.164.160.127, 49709, 80 EGIHOSTINGUS United States 18->33 43 System process connects to network (likely due to code injection or exploit) 18->43 22 chkdsk.exe 18->22         started        signatures11 process12 signatures13 45 Modifies the context of a thread in another process (thread injection) 22->45 47 Maps a DLL or memory area into another process 22->47 49 Tries to detect virtualization through RDTSC time measurements 22->49 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ca36938bca50bc95f123c86a7c886b2da3add6b082b31146bbfae46ddccc473c/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-11-18 11:04:49 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
29 of 40 (72.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zi3jhc6kkc6jl4jdzbvhzcdlfwr23vvqqkzrcrv37lsg3xgmi46a._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:pl63 rat spyware stealer trojan
Link:
https://tria.ge/reports/221120-tvsf5sae89/
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
Formbook payload
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/7a45cb73-99c1-4a07-b93a-59be408c4348
Unpacked files
SH256 hash:
593f55f7c418a1362d53371845b8440c9d4fbbba7497a206d7ba80cbcb394a91
MD5 hash:
93e4106f303e29acb6469add640333cf
SHA1 hash:
f61a89d4078763d2a1819edcf87cf444e9bee059
Detections:
FormBook
Create hunting rule
win_formbook_auto
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win_formbook_g0
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Link:
https://www.unpac.me/results/9bbbbdcb-b7b3-4aed-9cb1-bcceb2979964/
Parent samples :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 hash:
19c363b07b891d51f894fc2cc3a2dac632d154df684caa51ead2746b005f6da4
MD5 hash:
d9f69a199b5402618afaaedb7870abab
SHA1 hash:
a93878ea0804394adb0e7d6ba48722aaba187f08
Link:
https://www.unpac.me/results/9bbbbdcb-b7b3-4aed-9cb1-bcceb2979964/
SH256 hash:
a327516357b9fa1a75753b3fbd0030e13f374be7cefcdf983d0b731f278b0c59
MD5 hash:
404efdeb9931733904da07f96fabeb72
SHA1 hash:
7ce363cd612f1d9a90b33ec196c4d0a49cdaee02
Link:
https://www.unpac.me/results/9bbbbdcb-b7b3-4aed-9cb1-bcceb2979964/
SH256 hash:
ca36938bca50bc95f123c86a7c886b2da3add6b082b31146bbfae46ddccc473c
MD5 hash:
3c3936efafb137c48ce328997735d9ab
SHA1 hash:
bea49b007df1ccfe21be8e3991cd6f0ab8a26d2a
Link:
https://www.unpac.me/results/9bbbbdcb-b7b3-4aed-9cb1-bcceb2979964/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ca36938bca50/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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 ca36938bca50bc95f123c86a7c886b2da3add6b082b31146bbfae46ddccc473c

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/336418/

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