MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 545922d6a8c2e95e41d555cac8d3fcd44fa562e92ee1de2d11e3bd0860e5a21a. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 545922d6a8c2e95e41d555cac8d3fcd44fa562e92ee1de2d11e3bd0860e5a21a
SHA3-384 hash: 491b32d167d14c34eb351594c24d61fc54c54812f6e0f15213a9df2997dbeb81134a72e8012bbc7f2bd78db813361c7c
SHA1 hash: b065b0138e0897a45f1765426e4283f5f2eed17c
MD5 hash: 875186ddc05aa7ce3af6beb94991bba0
humanhash: ceiling-east-high-lion
File name:IS34GDE_WE83_RW454.PP.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:279'743 bytes
First seen:2023-08-17 12:54:29 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:/Ya6oUvrYYHB+uxWD4kGwoV+PO4CBag04VgDhz3q/4jjR9Qxb2cR3O:/Y+UvrYC+JDQTVuO4CBaTXDZ3q/uYxSV
Threatray 1'920 similar samples on MalwareBazaar
TLSH T1585412487795E0A7E8770731693B83922BB6B42104F4AB8F23C05EBC7F21296D95F752
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 lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
279
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
IS34GDE_WE83_RW454.PP.exe
Verdict:
Malicious activity
Analysis date:
2023-08-17 12:56:13 UTC
Tags:
formbook xloader
Link:
https://app.any.run/tasks/8670b5c3-b7c9-42a2-b909-372a120e9749

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/443202/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a file
Unauthorized injection to a recently created process
Restart of the analyzed sample
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Sending a custom TCP request
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/103044/overview
Behaviour
MalwareBazaar
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/545922d6a8c2e95e41d555cac8d3fcd44fa562e92ee1de2d11e3bd0860e5a21a
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/cc8e6d7b-bd87-4902-91ca-184620deafe2
Result
Threat name:
FormBook, NSISDropper
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1292755
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for dropped file
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 virtualization through RDTSC time measurements
Yara detected FormBook
Yara detected NSISDropper
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1292755 Sample: IS34GDE_WE83_RW454.PP.exe Startdate: 17/08/2023 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic 2->36 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 8 other signatures 2->42 10 IS34GDE_WE83_RW454.PP.exe 18 2->10         started        process3 file4 28 C:\Users\user\AppData\Local\...\sqtebcsn.dll, PE32 10->28 dropped 52 Detected unpacking (changes PE section rights) 10->52 54 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 10->54 56 Maps a DLL or memory area into another process 10->56 58 Tries to detect virtualization through RDTSC time measurements 10->58 14 IS34GDE_WE83_RW454.PP.exe 10->14         started        signatures5 process6 signatures7 60 Modifies the context of a thread in another process (thread injection) 14->60 62 Maps a DLL or memory area into another process 14->62 64 Sample uses process hollowing technique 14->64 66 Queues an APC in another process (thread injection) 14->66 17 explorer.exe 4 6 14->17 injected process8 dnsIp9 30 itechsarl.net 83.229.19.82, 49743, 80 SKYVISIONGB United Kingdom 17->30 32 www.mmacpdrm.click 43.154.67.170, 49744, 80 LILLY-ASUS Japan 17->32 34 11 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 cmd.exe 17->21         started        signatures10 process11 signatures12 46 Modifies the context of a thread in another process (thread injection) 21->46 48 Maps a DLL or memory area into another process 21->48 50 Tries to detect virtualization through RDTSC time measurements 21->50 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/545922d6a8c2e95e41d555cac8d3fcd44fa562e92ee1de2d11e3bd0860e5a21a/
Threat name:
Win32.Trojan.Vigorf
Create hunting rule
Status:
Malicious
First seen:
2023-08-17 09:52:22 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
27 of 37 (72.97%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=krmsfvviyluv4qovkxfmru742rh2kyxjf3q54lir4o6qqyhfuina._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0128e78a9fc3a12e1f247dec90b1de6ed4176587febc5ab0a9dcc0fc3735db0d
Formbook
2a8783a8fa5d2994fdce8d2bce2aeb59434d13534e9f13ccae8de38f72f0798f
Formbook
3ecf38540014a3fe10b883b34592b8e5eefb11d0e4abf64fd98129d00bf4a682
Formbook
596582af66790eee7160b485c4fa5d060b3c820af83343fe4c12fa360043a09f
Formbook
a318197c6b7d13969ec28187327e1005ac7d39f969ef27b81f7967870e896378
Formbook
a5a279ff939e0031e4c3d74d5605cfe84368628d404829bee3943e2e25ff2809
Formbook
b663d64967ea2c767419bb45189b60b0ff088b8060598a7b914bd284a91c4c92
Formbook
ce902a74a974d8abadef885c3aa91a41ad495d0d22a187b0bb4c87645d3ae0a8
Formbook
d2e78fc6d48b4936070f2c8dccfd55a3619e8116964887f723963405e78f2320
Formbook
+ 1'910 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:mh21 rat spyware stealer trojan
Link:
https://tria.ge/reports/230817-p5sgnsba9s/
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Formbook payload
Formbook
Unpacked files
SH256 hash:
693faad885c9b6366f9c371d5e03d7c230b422044c3a2f3e90d65072a8e7f2a5
MD5 hash:
714abef4b3217ff55a3d29b85ed556a5
SHA1 hash:
84f90acc8561cf4917c8fede8668962b684883c2
Link:
https://www.unpac.me/results/49dfeb68-53ba-4e1a-8da6-29a727c52ee0/
SH256 hash:
545922d6a8c2e95e41d555cac8d3fcd44fa562e92ee1de2d11e3bd0860e5a21a
MD5 hash:
875186ddc05aa7ce3af6beb94991bba0
SHA1 hash:
b065b0138e0897a45f1765426e4283f5f2eed17c
Link:
https://www.unpac.me/results/49dfeb68-53ba-4e1a-8da6-29a727c52ee0/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/545922d6a8c2/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/545922d6a8c2e95e41d555cac8d3fcd44fa562e92ee1de2d11e3bd0860e5a21a

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:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns

File information

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

Malspam

Formbook

Executable exe 545922d6a8c2e95e41d555cac8d3fcd44fa562e92ee1de2d11e3bd0860e5a21a

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/443202/

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