MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a7faadb4d704458a8a6c719fc4143dbe9f23e7ee87bdd67ae607311b29860154. 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 2 File information Comments
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SHA256 hash: a7faadb4d704458a8a6c719fc4143dbe9f23e7ee87bdd67ae607311b29860154
SHA3-384 hash: bdb6d1416bf86dffddb77131f5f311a7035ab016bd4180febeedacbcfb7e91ab3945a41a867d94f20180d7271e8fbf34
SHA1 hash: a36e1456364fc99cd1abfadbabc853aff9b42f38
MD5 hash: 7c56bc0d1234f18992ae9a7abc4db897
humanhash: hamper-hawaii-cat-delaware
File name:TENDER BOQ-LH22000309AA2022_Pdf__.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'028'096 bytes
First seen:2022-08-09 05:53:02 UTC
Last seen:2022-08-16 09:54:10 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:q/yKZ+uOOOAYGLW9uJhZ1Q7LSXQvf1qJTUxRrSYjI8AOUH:q/yK8uOOOAFLEO71Qfl1qJ/8AO
TLSH T13E250141A3995730C66A7BF8966CEE900BE36EC6707EDB193DC201F9722476311A5C2F
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.3% (.SCR) Windows screen saver (13101/52/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2aeb8a0e8d48282 (6 x Loki, 5 x SnakeKeylogger, 4 x AgentTesla)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
4
# of downloads :
301
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
TENDER BOQ-LH22000309AA2022_Pdf__.exe
Verdict:
Malicious activity
Analysis date:
2022-08-09 05:54:30 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/04750a25-9519-48f5-b3d0-f1072e5b0452

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/297232/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.39847.27887.8940.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Searching for synchronization primitives
Launching a process
Unauthorized injection to a system 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.
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3a34894a-8f6a-41b6-adfb-eec9ceef4190
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1048268
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Deletes itself after installation
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)
Multi AV Scanner detection for domain / URL
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 680762 Sample: TENDER BOQ-LH22000309AA2022... Startdate: 09/08/2022 Architecture: WINDOWS Score: 100 26 www.myfashionclick.com 2->26 28 www.97832.org 2->28 30 myfashionclick.com 2->30 40 Snort IDS alert for network traffic 2->40 42 Multi AV Scanner detection for domain / URL 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 9 other signatures 2->46 9 TENDER BOQ-LH22000309AA2022_Pdf__.exe 3 2->9         started        signatures3 process4 file5 24 TENDER BOQ-LH22000...A2022_Pdf__.exe.log, ASCII 9->24 dropped 12 TENDER BOQ-LH22000309AA2022_Pdf__.exe 9->12         started        process6 signatures7 56 Modifies the context of a thread in another process (thread injection) 12->56 58 Maps a DLL or memory area into another process 12->58 60 Sample uses process hollowing technique 12->60 62 Queues an APC in another process (thread injection) 12->62 15 explorer.exe 12->15 injected process8 dnsIp9 32 www.navchai.com 184.106.136.222, 49767, 49768, 80 RACKSPACEUS United States 15->32 34 nomadpilotlife.com 64.72.107.8, 49762, 80 LASVEGASNET-ASUS United States 15->34 36 10 other IPs or domains 15->36 38 System process connects to network (likely due to code injection or exploit) 15->38 19 colorcpl.exe 13 15->19         started        22 autoconv.exe 15->22         started        signatures10 process11 signatures12 48 Tries to steal Mail credentials (via file / registry access) 19->48 50 Tries to harvest and steal browser information (history, passwords, etc) 19->50 52 Deletes itself after installation 19->52 54 2 other signatures 19->54
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/a7faadb4d704458a8a6c719fc4143dbe9f23e7ee87bdd67ae607311b29860154/
Threat name:
ByteCode-MSIL.Trojan.LokiBot
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Status:
Malicious
First seen:
2022-08-09 01:26:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
27
AV detection:
21 of 25 (84.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=u75k3ngxarcyvctmogp4ifb5x2pshz7oq665m6xga4yrwkmgafka._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/220809-gla5aaffb9/
Behaviour
Gathers network information
Modifies Internet Explorer settings
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
Checks computer location settings
Unpacked files
SH256 hash:
6a3793f90648d3d204e58f869398b94866bf663cbbe68b933270fa2444c30c0c
MD5 hash:
b0bfaff11bc233516e6a4267ecd3cdd4
SHA1 hash:
f70e0d62437b04c3ffeec539fdf931195594dbac
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/a61e43c8-008d-4545-862a-35d778a7ca83/
Parent samples :
f07d53c83cb9581c5f985995a474ca80ed8bed03f3f1e80850471787953aef25
feb36d0d6cc31e013c681045838349e4c3dcb58cf98b2e3f5d1529666aa8a7e3
73a8edb10431e28b5accb188cfc72d781112cc710b0b5fe80e1a913bc6022030
f9fb589052566428a67d48a810267affa760946834ddccc4d18d2ad5b5dff3a6
613edebe9f20eff6958bc447fa000388c1b986e1cdb76930ca061d2c92fe952c
a7faadb4d704458a8a6c719fc4143dbe9f23e7ee87bdd67ae607311b29860154
46bbfe087bb81dd0b199bdb140282512d7eb65fa60abc01d460f83881d3beb15
SH256 hash:
daacde11080b3bb0c087df443b389e55efc71d0e03089412ea56af4955b8ac87
MD5 hash:
2609002d0a4ca305fa633f6fca3b5a0d
SHA1 hash:
f50277e4c23a53d7c5cf79203df4fe5afcbe1049
Link:
https://www.unpac.me/results/a61e43c8-008d-4545-862a-35d778a7ca83/
SH256 hash:
6f7d575e37ce699f66afcba0dbf44a9a0dd02f59b0002b9e31a6581ce6dd2cbb
MD5 hash:
92ba80692bca6e23842eec60f86d6a53
SHA1 hash:
3b2aad569a3943c5cd5bb415892262195d5f5d72
Link:
https://www.unpac.me/results/a61e43c8-008d-4545-862a-35d778a7ca83/
SH256 hash:
0929a57fa54c68843b2e4276a53076ad3e96f6f514f55442768596a0f16cf1b8
MD5 hash:
d18f4dd919ac76da6417f1d51430b967
SHA1 hash:
2d24c8d2512f556597c49c8a49d0d3874c4341e4
Link:
https://www.unpac.me/results/a61e43c8-008d-4545-862a-35d778a7ca83/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/a61e43c8-008d-4545-862a-35d778a7ca83/
SH256 hash:
a7faadb4d704458a8a6c719fc4143dbe9f23e7ee87bdd67ae607311b29860154
MD5 hash:
7c56bc0d1234f18992ae9a7abc4db897
SHA1 hash:
a36e1456364fc99cd1abfadbabc853aff9b42f38
Link:
https://www.unpac.me/results/a61e43c8-008d-4545-862a-35d778a7ca83/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/a7faadb4d704458a8a6c719fc4143dbe9f23e7ee87bdd67ae607311b29860154

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: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

iso 1265346359238e9ae01dadc9f8161af65721e6400c5bbe250f2799166e36a065

Formbook

Executable exe a7faadb4d704458a8a6c719fc4143dbe9f23e7ee87bdd67ae607311b29860154

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/297232/
  
Dropped by
SHA256 1265346359238e9ae01dadc9f8161af65721e6400c5bbe250f2799166e36a065
  
Dropped by
MD5 e42889ff7c892d8b247a2b2ba17384c3

Comments