MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c0c33a073d10f2539d6a13c5bde340744b659aad48575af23f65b67b1dfc454f. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c0c33a073d10f2539d6a13c5bde340744b659aad48575af23f65b67b1dfc454f
SHA3-384 hash: 79837f66b87b2403a95bfa8e8ca6eab958dae242cfbd49389a67d31b398d619096f0b0b4679e4331bd509b14140fe0e3
SHA1 hash: 82414796559b32f2abc1509ea7b814a4b30296b8
MD5 hash: ca3e239cc7e8c7237580439f38e26490
humanhash: potato-football-pennsylvania-london
File name:Inquiry#8899006720220831.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:783'360 bytes
First seen:2022-09-01 01:18:35 UTC
Last seen:2022-09-01 01:31:17 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:7gUOCreBu7ZpfhkQF75eNGcU5DG355rb5oAx5JXpzp6m8T75k+m03fZlewjdoqHH:dABu7PfhhZ5vceg9bGAxDpN6t9k+PHeu
TLSH T166F4E00DFEA7CE12E2A51B33C5E1A2044335AB099067DB4F36CD63B519433AB8D8774A
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon a261f4b2bacc7192 (15 x Formbook, 10 x AgentTesla, 8 x SnakeKeylogger)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
293
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/307036/
Detection(s):
SecuriteInfo.com.Trojan.Siggen18.41053.19833.10420.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Sending a custom TCP request
Launching a process
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/631008fe116a699e028f93f4/reports/b70a10e1-cdbb-4a18-b306-0d64424bb707/overview
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/9d35eab9-64d0-4cc8-ad6b-89c3ed2d15ec
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1062224
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Deletes itself after installation
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c0c33a073d10f2539d6a13c5bde340744b659aad48575af23f65b67b1dfc454f/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-08-31 08:50:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
23
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ydbtubz5cdzfhhlkcpc33y2aorfwlgvnjblvv4r7mw3hwhp4ivhq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/220901-bphqmsebhn/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks computer location settings
Unpacked files
SH256 hash:
72bf57d78131d7028e157416c015035ec069f3b86390bd51b9b38d5444c94800
MD5 hash:
af85f5b361c847e39f46ee881cb5f6a0
SHA1 hash:
866cdbc2d0c6b28808b0bc15a23d1f00972a58f1
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/fe5e1b53-b31f-4982-8fef-d840495f461c/
Parent samples :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 hash:
c45a3dae97e5e635a567df02635fe941af384f35cc993d4e52a57fa4f4026b3e
MD5 hash:
966c65a2893f62df72494272d810448f
SHA1 hash:
de82f765123b6ed954996603b663e9bac36acfb6
Link:
https://www.unpac.me/results/fe5e1b53-b31f-4982-8fef-d840495f461c/
SH256 hash:
1017a57c8016307271eb9eeaf445e20083a32845d81e0e2e67879e1128682a71
MD5 hash:
95a85ba2954c5a27fc70dc5499a2e80e
SHA1 hash:
d01d9bcb0433c1f09a67453dd8627a86b046e49f
Link:
https://www.unpac.me/results/fe5e1b53-b31f-4982-8fef-d840495f461c/
SH256 hash:
f98931da67a47dc83a52896a4ee711e77aef216f2b5b44cb17433d92b4eb38bd
MD5 hash:
ca16d2554c0eca9fe45ff86be1a52219
SHA1 hash:
6d1cd72715bfd5e567d050600d6da2d140740704
Link:
https://www.unpac.me/results/fe5e1b53-b31f-4982-8fef-d840495f461c/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/fe5e1b53-b31f-4982-8fef-d840495f461c/
SH256 hash:
c0c33a073d10f2539d6a13c5bde340744b659aad48575af23f65b67b1dfc454f
MD5 hash:
ca3e239cc7e8c7237580439f38e26490
SHA1 hash:
82414796559b32f2abc1509ea7b814a4b30296b8
Link:
https://www.unpac.me/results/fe5e1b53-b31f-4982-8fef-d840495f461c/
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/c0c33a073d10f2539d6a13c5bde340744b659aad48575af23f65b67b1dfc454f

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
Create hunting rule
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

Executable exe c0c33a073d10f2539d6a13c5bde340744b659aad48575af23f65b67b1dfc454f

(this sample)

  
Dropped by
Formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/307036/

Comments