MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d088a3c1bbc7b1c97e5ce94d4a2e1f8ed7fcf7cef8e2b21d70ee15bb3f49d509. 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 2 File information Comments

SHA256 hash: d088a3c1bbc7b1c97e5ce94d4a2e1f8ed7fcf7cef8e2b21d70ee15bb3f49d509
SHA3-384 hash: bb2a0e234388605db79da962e5a465ff47e58620a9c4488df2d00b6271d0dea650d94dce26e91c7c2c3be68b1e16c967
SHA1 hash: 32e7a466a70289ee62c36d859fe4f5bc72ab0677
MD5 hash: cb66355b2504a0a08aa7192f024e7307
humanhash: emma-kitten-oregon-nevada
File name:cb66355b2504a0a08aa7192f024e7307.exe
Download: download sample
Signature Formbook
File size:689'152 bytes
First seen:2023-06-30 07:46:56 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 6144:/ZGczuXq1DTAv/2eIlnu9RfcevNP9Bp7S3VdKN8lODh3ykJEvHhLqxpvtjycKSGm:/FuXWDKueI0REeTu3u8lcEvhUyclGS
Threatray 2'553 similar samples on MalwareBazaar
TLSH T105E4483D2ABC5723C134C3B6CFE1C723B264982B7161EA665DC39B954796E4229C313E
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon f8967161697196f8 (3 x AgentTesla, 1 x Formbook)
Reporter abuse_ch
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
257
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
cb66355b2504a0a08aa7192f024e7307.exe
Verdict:
No threats detected
Analysis date:
2023-06-30 07:47:59 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Creating a process with a hidden window
Restart of the analyzed sample
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook packed
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Adds a directory exclusion to Windows Defender
C2 URLs / IPs found in malware configuration
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 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
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 896793 Sample: sQ3X4H1B2A.exe Startdate: 30/06/2023 Architecture: WINDOWS Score: 100 40 Snort IDS alert for network traffic 2->40 42 Found malware configuration 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 7 other signatures 2->46 10 sQ3X4H1B2A.exe 4 2->10         started        process3 file4 32 C:\Users\user\AppData\...\sQ3X4H1B2A.exe.log, ASCII 10->32 dropped 56 Adds a directory exclusion to Windows Defender 10->56 58 Tries to detect virtualization through RDTSC time measurements 10->58 14 sQ3X4H1B2A.exe 10->14         started        17 powershell.exe 19 10->17         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 19 explorer.exe 3 1 14->19 injected 23 conhost.exe 17->23         started        process8 dnsIp9 34 app.salla.cloud 104.18.18.41, 49710, 80 CLOUDFLARENETUS United States 19->34 36 jaterix.net 82.180.174.83, 49709, 80 BROADCOMDK Denmark 19->36 38 3 other IPs or domains 19->38 48 System process connects to network (likely due to code injection or exploit) 19->48 25 wlanext.exe 19->25         started        signatures10 process11 signatures12 50 Modifies the context of a thread in another process (thread injection) 25->50 52 Maps a DLL or memory area into another process 25->52 54 Tries to detect virtualization through RDTSC time measurements 25->54 28 cmd.exe 1 25->28         started        process13 process14 30 conhost.exe 28->30         started       
Threat name:
ByteCode-MSIL.Trojan.Taskun
Status:
Malicious
First seen:
2023-06-30 00:57:03 UTC
File Type:
PE (.Net Exe)
Extracted files:
31
AV detection:
20 of 37 (54.05%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook campaign:ge83 rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Formbook payload
Formbook
Unpacked files
SH256 hash:
39c1213b71830dc3dbe542230f65109a68028a5f80c177918422a94c8efe25d4
MD5 hash:
b075ba1483d921aaf145aa40752897b5
SHA1 hash:
6f38c9ad869f9db7b3c412326b21eb6dde9edd9d
Detections:
FormBook FormBook win_formbook_w0 win_formbook_w0 win_formbook_auto win_formbook_g0 FormBook FormBook win_formbook_w0 win_formbook_w0 win_formbook_auto win_formbook_g0 FormBook FormBook win_formbook_w0 win_formbook_w0 win_formbook_auto win_formbook_g0 FormBook FormBook win_formbook_w0 win_formbook_w0 win_formbook_auto win_formbook_g0
SH256 hash:
d50a24a0f3ebfbe161b4625972c1893fdbbb8477a751abbfc5f4aa827142de25
MD5 hash:
e26cc7f6a99f52a14b9ac1e3a8a06fd5
SHA1 hash:
ba5a66a381791c53d5ee1e5f8eab74b42798f1bd
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
SH256 hash:
810add6427ab364afb94fc9a54b4a0fa7b693cb304c050f13218f22ec1ec219d
MD5 hash:
997cc25abd62b94f0a9f0db35753aad0
SHA1 hash:
199feb3aae5d6cc5e79fb6957985c8e708b03972
SH256 hash:
39c1213b71830dc3dbe542230f65109a68028a5f80c177918422a94c8efe25d4
MD5 hash:
b075ba1483d921aaf145aa40752897b5
SHA1 hash:
6f38c9ad869f9db7b3c412326b21eb6dde9edd9d
Detections:
FormBook FormBook win_formbook_w0 win_formbook_w0 win_formbook_auto win_formbook_g0 FormBook FormBook win_formbook_w0 win_formbook_w0 win_formbook_auto win_formbook_g0 FormBook FormBook win_formbook_w0 win_formbook_w0 win_formbook_auto win_formbook_g0 FormBook FormBook win_formbook_w0 win_formbook_w0 win_formbook_auto win_formbook_g0
SH256 hash:
d50a24a0f3ebfbe161b4625972c1893fdbbb8477a751abbfc5f4aa827142de25
MD5 hash:
e26cc7f6a99f52a14b9ac1e3a8a06fd5
SHA1 hash:
ba5a66a381791c53d5ee1e5f8eab74b42798f1bd
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
SH256 hash:
810add6427ab364afb94fc9a54b4a0fa7b693cb304c050f13218f22ec1ec219d
MD5 hash:
997cc25abd62b94f0a9f0db35753aad0
SHA1 hash:
199feb3aae5d6cc5e79fb6957985c8e708b03972
SH256 hash:
39c1213b71830dc3dbe542230f65109a68028a5f80c177918422a94c8efe25d4
MD5 hash:
b075ba1483d921aaf145aa40752897b5
SHA1 hash:
6f38c9ad869f9db7b3c412326b21eb6dde9edd9d
Detections:
FormBook FormBook win_formbook_w0 win_formbook_w0 win_formbook_auto win_formbook_g0 FormBook FormBook win_formbook_w0 win_formbook_w0 win_formbook_auto win_formbook_g0 FormBook FormBook win_formbook_w0 win_formbook_w0 win_formbook_auto win_formbook_g0 FormBook FormBook win_formbook_w0 win_formbook_w0 win_formbook_auto win_formbook_g0
SH256 hash:
d50a24a0f3ebfbe161b4625972c1893fdbbb8477a751abbfc5f4aa827142de25
MD5 hash:
e26cc7f6a99f52a14b9ac1e3a8a06fd5
SHA1 hash:
ba5a66a381791c53d5ee1e5f8eab74b42798f1bd
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
SH256 hash:
810add6427ab364afb94fc9a54b4a0fa7b693cb304c050f13218f22ec1ec219d
MD5 hash:
997cc25abd62b94f0a9f0db35753aad0
SHA1 hash:
199feb3aae5d6cc5e79fb6957985c8e708b03972
SH256 hash:
39c1213b71830dc3dbe542230f65109a68028a5f80c177918422a94c8efe25d4
MD5 hash:
b075ba1483d921aaf145aa40752897b5
SHA1 hash:
6f38c9ad869f9db7b3c412326b21eb6dde9edd9d
Detections:
FormBook FormBook win_formbook_w0 win_formbook_w0 win_formbook_auto win_formbook_g0 FormBook FormBook win_formbook_w0 win_formbook_w0 win_formbook_auto win_formbook_g0 FormBook FormBook win_formbook_w0 win_formbook_w0 win_formbook_auto win_formbook_g0 FormBook FormBook win_formbook_w0 win_formbook_w0 win_formbook_auto win_formbook_g0
SH256 hash:
d50a24a0f3ebfbe161b4625972c1893fdbbb8477a751abbfc5f4aa827142de25
MD5 hash:
e26cc7f6a99f52a14b9ac1e3a8a06fd5
SHA1 hash:
ba5a66a381791c53d5ee1e5f8eab74b42798f1bd
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
SH256 hash:
810add6427ab364afb94fc9a54b4a0fa7b693cb304c050f13218f22ec1ec219d
MD5 hash:
997cc25abd62b94f0a9f0db35753aad0
SHA1 hash:
199feb3aae5d6cc5e79fb6957985c8e708b03972
SH256 hash:
d088a3c1bbc7b1c97e5ce94d4a2e1f8ed7fcf7cef8e2b21d70ee15bb3f49d509
MD5 hash:
cb66355b2504a0a08aa7192f024e7307
SHA1 hash:
32e7a466a70289ee62c36d859fe4f5bc72ab0677
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
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

Web download

Formbook

Executable exe d088a3c1bbc7b1c97e5ce94d4a2e1f8ed7fcf7cef8e2b21d70ee15bb3f49d509

(this sample)

  
Delivery method
Distributed via web download

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