MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 74fe23fdb7b12b785e1e6db24dba0536deec51ddac1edbd53a0211b68672628b. 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: 8


Intelligence 8 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 74fe23fdb7b12b785e1e6db24dba0536deec51ddac1edbd53a0211b68672628b
SHA3-384 hash: be311290e6d012c8c82d2543c01cfa99614726478d1bca27d679ad20608dd0fc2c215376495e11c2358f1428a8f745fa
SHA1 hash: fcb3c539e7b76ecbb8e153871e1638497b6daaff
MD5 hash: 3d9b2d668d0a4cf655055064bf162fb0
humanhash: alabama-hawaii-alanine-mango
File name:Invoice.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:343'552 bytes
First seen:2020-11-07 10:17:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 34ec234718f5f3a61f897452f4780c35 (2 x AgentTesla, 2 x Formbook, 2 x MassLogger)
ssdeep 6144:9d5TPfm7pUxneVTCtRxIpCZ5fr2/glN+wmWis6QMnck2O0Dsmi:tTPsUxnHtzDZ5y/gl+WrMckj0Ami
Threatray 3'977 similar samples on MalwareBazaar
TLSH D874E13075C1C072D4B3283005F4D671AE3CBA352FA5999F639817396FB07D2AB25A6B
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: fsn110.truehost.cloud
Sending IP: 136.243.73.170
From: Saurabh Kumar<admin@hoslinkagency.com>
Reply-To: <jennie.tonner@cremorne.com.au>
Subject: RE: 23208 // CI & PL (WF-8th Shipment)
Attachment: Invoice 948849.img (contains "Invoice.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
95
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Artemis3D9B2D668D0A.13317.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/523763
Signature
Antivirus / Scanner detection for submitted sample
Detected unpacking (changes PE section rights)
Executable has a suspicious name (potential lure to open the executable)
Initial sample is a PE file and has a suspicious name
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 (e.g. based on Emerging Threat rules)
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:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 310979 Sample: Invoice.exe Startdate: 07/11/2020 Architecture: WINDOWS Score: 100 35 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->35 37 Malicious sample detected (through community Yara rule) 2->37 39 Antivirus / Scanner detection for submitted sample 2->39 41 6 other signatures 2->41 10 Invoice.exe 1 2->10         started        process3 signatures4 51 Detected unpacking (changes PE section rights) 10->51 53 Maps a DLL or memory area into another process 10->53 55 Tries to detect virtualization through RDTSC time measurements 10->55 13 Invoice.exe 10->13         started        16 conhost.exe 10->16         started        process5 signatures6 57 Modifies the context of a thread in another process (thread injection) 13->57 59 Maps a DLL or memory area into another process 13->59 61 Sample uses process hollowing technique 13->61 63 Queues an APC in another process (thread injection) 13->63 18 explorer.exe 13->18 injected process7 dnsIp8 29 chartershome.com 192.185.199.129, 49748, 80 UNIFIEDLAYER-AS-1US United States 18->29 31 www.divshop.pro 185.255.40.40, 49751, 80 SPRINT-SDCPL Poland 18->31 33 5 other IPs or domains 18->33 43 System process connects to network (likely due to code injection or exploit) 18->43 22 cmd.exe 18->22         started        signatures9 process10 signatures11 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        process12 process13 27 conhost.exe 25->27         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/74fe23fdb7b12b785e1e6db24dba0536deec51ddac1edbd53a0211b68672628b/
Threat name:
Win32.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2020-11-06 23:57:09 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ot7ch7nxwevxqxq6nwze3oqfg3poyuo5vqpnxvj2aii3nbtsmkfq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
netwirerc
Create hunting rule
Similar samples:
3964255c6edcc775158338c29c12a374eef6b3bad5d1b05641a7c92efb8873de
Formbook
45cf51569314dac91762e5c1f112c4a640595239d553729f10613f9f59403e84
Formbook
74ee80ac61ce369a23feac3296a825873aa257282d5dd0f9c35c385e3d6766cf
Formbook
7a990daaeb236dac7f6245626e92a4624c798b89e96d573abfd78d2b546af659
Formbook
83b4f4fef30eb6e425229b53856cca35eca4a11ea3f5ef182a525444ba122661
Formbook
8df5752017d7f083ddad62b8423ea7109c830dbcdca3fff0ee7aee8d149fdeda
Formbook
a9a6a44f3eca95cc7785debebea767461798f27978628c58a06474005b8855c8
Formbook
b79273545da050a53a38855e56afc06bce2cefe78fad1ccb36a8616b2950b1a0
Formbook
e4d5d94ced6c3f57c4aa9c9d7b910ff1fa99d2befda7e8d2bd3749a687be8f3d
Formbook
fddea1265c29e98f5b679ff034f27124b688f03f2d4c72442ce5f358ddd3eff0
Formbook
+ 3'967 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/201107-dc2hxlec22/
Unpacked files
SH256 hash:
74fe23fdb7b12b785e1e6db24dba0536deec51ddac1edbd53a0211b68672628b
MD5 hash:
3d9b2d668d0a4cf655055064bf162fb0
SHA1 hash:
fcb3c539e7b76ecbb8e153871e1638497b6daaff
Link:
https://www.unpac.me/results/bf0779fa-f0f4-45d9-b60f-7c7e0772f42a/
SH256 hash:
263a48f576b7798c89574796a7257c441ce60783c93023af8aff28088e0b47a0
MD5 hash:
594b2ddb2e6517ba02461b7c1673ebc3
SHA1 hash:
e44bd722d458fa1a32c97529cb4633987e220581
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/bf0779fa-f0f4-45d9-b60f-7c7e0772f42a/
Parent samples :
16a895e73a1fa9260fdc42786d134cadbfd8936365e2f550322f45f08307186e
b79273545da050a53a38855e56afc06bce2cefe78fad1ccb36a8616b2950b1a0
3964255c6edcc775158338c29c12a374eef6b3bad5d1b05641a7c92efb8873de
74fe23fdb7b12b785e1e6db24dba0536deec51ddac1edbd53a0211b68672628b
be170809e4230261e4a1be5ed4a3fd90108240f4f6c3a3151e2b14bfdeac89f6
95432d34acb3db62d167b6ca78cf9e1f4508e692f1f4f124278dc07c552f4445
6c3fe63b8dd66c9dbbc62c341fde2ad3524b944f45734cb56b2f16b7638a62a7
bab1afa3cdf4c5c73be8b2890a43ac43ed1b4f3d14d1726323dc1c38a572f335
801e939e0d3085f2381ef566d8dc90653eef76be368a865cb249b0eb2bb1b869
2d5d89747431e9003471e77e757e6c2d3310cbcac7451c1bb8389d0744543e6f
1eb8543fda2c6d7e0bd287d692f8e63743729278f4f08b66cd00d987a68c4b7a
e972280a082b78255426343527eb04b724122122cbea086ee5c55958d90ba138
9161b2162e26e06de573d2314ef3d6cec389bfc240c33a9bce7f5b1e13c7b703
ee8ac19b40be65306741e69e41cc3768e469fedd9a55b8a1ff3a24723f6fd6da
6c63e68f6d116d78c115e15d1c1bdaeb1064cb562de15c4f5d46142e637f26e3
ca035ce2804aff96e07142ecb344766e2fca568af3b5b01f60d7886225d7cd49
54855cba7fad3ca4afa7a47824594cf8dc86ea733e427a5cbddda9c29c88feb0
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:Embedded_PE
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File information

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

Malspam

Formbook

img 085be6a4ad729bd4e1f09c8f08c9f7484ddf5fb099ebb27cff45b11d0ada07a7

Formbook

Executable exe 74fe23fdb7b12b785e1e6db24dba0536deec51ddac1edbd53a0211b68672628b

(this sample)

  
Dropped by
MD5 2fd686910e0a0454a999abc044a991da
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 085be6a4ad729bd4e1f09c8f08c9f7484ddf5fb099ebb27cff45b11d0ada07a7

Comments