MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1ba605473b6fc3b244f25a8838e41a642dbf9566d347d3ea084e96bbe88aebde. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments 1
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SHA256 hash: 1ba605473b6fc3b244f25a8838e41a642dbf9566d347d3ea084e96bbe88aebde
SHA3-384 hash: f415b99b53c04ed97a5b946771d5874b38e808ceb5e4430db6072831e5a5022b95da23f8e3be348e2886f7388d738393
SHA1 hash: c15dfc5e94ca97d47fd89dcdc42cc03888334c91
MD5 hash: 6926a53fa91cab577d52942a39e5fb53
humanhash: ten-single-social-eighteen
File name:6926a53fa91cab577d52942a39e5fb53
Download: download sample
Signature Formbook
Create hunting rule
File size:444'416 bytes
First seen:2021-11-25 19:15:00 UTC
Last seen:2021-11-25 21:38:58 UTC
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:Obap00XixBFm3xtkw+Z9Gc6vcu/3G/rTX:Obs00Xi1K+2P+
Threatray 11'610 similar samples on MalwareBazaar
TLSH T118940114577C1635CBAC4F77A0B84245973EA16AFA0EEF2C33C6A1785AE2703471169F
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
138
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PROFORMA INVOICE.xlsx
Verdict:
Malicious activity
Analysis date:
2021-11-25 18:09:34 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader trojan formbook stealer
Link:
https://app.any.run/tasks/6504d897-d072-49c1-a263-6b8ecf5e4ab7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Gathering data
Detection(s):
SecuriteInfo.com.Trojan.Siggen15.53056.25463.21677.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Searching for synchronization primitives
DNS request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Creating a file
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/619fe0bff36138de3f3d0973/reports/2372bd7a-7018-48b4-9e67-cdd89f999924/overview
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.
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c1a750a3-bc71-4b3d-b435-489e213c674c
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/896335
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Powershell Defender Exclusion
Sigma detected: Suspicius Add Task From User AppData Temp
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 sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses ipconfig to lookup or modify the Windows network settings
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 528813 Sample: 52HtUORmd4 Startdate: 25/11/2021 Architecture: WINDOWS Score: 100 39 www.tyralruutan.quest 2->39 47 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->47 49 Multi AV Scanner detection for domain / URL 2->49 51 Found malware configuration 2->51 53 11 other signatures 2->53 9 52HtUORmd4.exe 7 2->9         started        signatures3 process4 file5 33 C:\Users\user\AppData\...\nLOlOTZpUHFzC.exe, PE32 9->33 dropped 35 C:\Users\user\AppData\Local\...\tmpCCAC.tmp, XML 9->35 dropped 37 C:\Users\user\AppData\...\52HtUORmd4.exe.log, ASCII 9->37 dropped 59 Uses schtasks.exe or at.exe to add and modify task schedules 9->59 61 Adds a directory exclusion to Windows Defender 9->61 63 Tries to detect virtualization through RDTSC time measurements 9->63 13 52HtUORmd4.exe 9->13         started        16 powershell.exe 25 9->16         started        18 schtasks.exe 1 9->18         started        20 52HtUORmd4.exe 9->20         started        signatures6 process7 signatures8 65 Modifies the context of a thread in another process (thread injection) 13->65 67 Maps a DLL or memory area into another process 13->67 69 Sample uses process hollowing technique 13->69 71 Queues an APC in another process (thread injection) 13->71 22 explorer.exe 13->22 injected 26 conhost.exe 16->26         started        28 conhost.exe 18->28         started        process9 dnsIp10 41 deboraverdian.com 151.106.119.46, 49779, 80 PLUSSERVER-ASN1DE Germany 22->41 43 www.dolinum.com 213.186.33.5, 49812, 80 OVHFR France 22->43 45 14 other IPs or domains 22->45 55 System process connects to network (likely due to code injection or exploit) 22->55 57 Uses ipconfig to lookup or modify the Windows network settings 22->57 30 ipconfig.exe 22->30         started        signatures11 process12 signatures13 73 Modifies the context of a thread in another process (thread injection) 30->73 75 Maps a DLL or memory area into another process 30->75 77 Tries to detect virtualization through RDTSC time measurements 30->77
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/1ba605473b6fc3b244f25a8838e41a642dbf9566d347d3ea084e96bbe88aebde/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2021-11-25 19:15:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1e5bb5e00fddfcc62c8bfe71b46a4c8c6c22986c7a51931d16b8ddc465170d72
Formbook
2863a8690acd578ea41d8ef458f493c7bab50c34d8d6fd668f8ef56d429094de
Formbook
3490cb5fd9a372722f95ed69c41e23d5cd274ce6b3c024ec1731962a380409d6
Formbook
728b23f75c1140a1763dd7c75083f2ae57afeb6ffa3d7b33a9ba1b4904c4566d
Formbook
a67796ab32ba225ab871923548c5b98147a848edeffb72089724d6131d20dc0c
Formbook
b5b4d9ff557a75779e7d90ce17ab8ccb549e10c41be3a67211dae10fe6daec4b
Formbook
d72799be34725e6cc9665e17895075ad8c5aa22835440abb4a342a202426379c
Formbook
+ 11'600 additional samples on MalwareBazaar
Result
Malware family:
xloader
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Score:
  10/10
Tags:
family:xloader campaign:ht08 loader rat
Link:
https://tria.ge/reports/211125-xx9pzsgdbm/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.septemberstockevent200.com/ht08/
Unpacked files
SH256 hash:
354735d2a0c4dd9e460f590942c9a4c86cdebd5d3d5991167a78041bacb1b982
MD5 hash:
1402d90dfbb62cdedaf4f173bf6e5cf4
SHA1 hash:
21f7dac74887cb7af4a7031673aa0e49af1ba2d1
Link:
https://www.unpac.me/results/df974c16-0ec7-4e6e-a05b-78bcc8edde05/
SH256 hash:
f6639a3b21a09ca5e9e43e10f8ac7f822956232806805252096f03f68bc9815c
MD5 hash:
aa334e922c53c5cba0b43c342ac13b14
SHA1 hash:
68109327b5e98174293bb348dfea6a088cbd5d2f
Link:
https://www.unpac.me/results/df974c16-0ec7-4e6e-a05b-78bcc8edde05/
SH256 hash:
e028f56526a3b88dde874b9248c8061e7d381b70d2d4b3b0a75cbabd990a1b49
MD5 hash:
c402255ceeaf32c98b104005a6bcd47f
SHA1 hash:
6db848aa1a79cc5451cb0ba10225d2e7cea350e8
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/df974c16-0ec7-4e6e-a05b-78bcc8edde05/
Parent samples :
728b23f75c1140a1763dd7c75083f2ae57afeb6ffa3d7b33a9ba1b4904c4566d
1ba605473b6fc3b244f25a8838e41a642dbf9566d347d3ea084e96bbe88aebde
SH256 hash:
1ba605473b6fc3b244f25a8838e41a642dbf9566d347d3ea084e96bbe88aebde
MD5 hash:
6926a53fa91cab577d52942a39e5fb53
SHA1 hash:
c15dfc5e94ca97d47fd89dcdc42cc03888334c91
Link:
https://www.unpac.me/results/df974c16-0ec7-4e6e-a05b-78bcc8edde05/
Malware family:
XLoader
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/1ba605473b6f/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/1ba605473b6fc3b244f25a8838e41a642dbf9566d347d3ea084e96bbe88aebde

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
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Rule name:pe_imphash
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Rule name:Skystars_Malware_Imphash
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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 1ba605473b6fc3b244f25a8838e41a642dbf9566d347d3ea084e96bbe88aebde

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1817350/
Cape
Cape
https://www.capesandbox.com/analysis/209489/

Comments


Avatar
zbet commented on 2021-11-25 19:15:01 UTC

url : hxxp://107.173.229.133/90009/vbc.exe