MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2c66d41ea5a85fe54c36039b1a2636cb74b676a5a12341bdcab562c5a63a312a. 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: 2c66d41ea5a85fe54c36039b1a2636cb74b676a5a12341bdcab562c5a63a312a
SHA3-384 hash: f682891c8391e3121f94ceccc0cc554403a7f43dcb8fe4ad9dde598f789e0b4cfaea304f80a6924d840930c4100d9af7
SHA1 hash: 5ca753d6c6a9db72ac17f43239d91c3c9a8fa992
MD5 hash: 935dd1a89520fb67f0d03d4b4691b79e
humanhash: earth-cat-kansas-hotel
File name:FedEx Shipment doc.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:758'784 bytes
First seen:2023-01-30 12:33:57 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:CG8opNpcSly+AldR8IYAoDfr5fD0mHRWeh3ih9H2A:CFop/cSlyxz8ISTdAcBYT3
TLSH T1DDF402694378CFD2C62943F925F404652B3016B7B0C7EB485E9AE8D5CC973F08A2B56B
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)
Reporter abuse_ch
Tags:exe FedEx FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
192
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
FedEx Shipment doc.exe
Verdict:
Malicious activity
Analysis date:
2023-01-30 12:42:58 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/595a36db-c16d-4821-8147-89d75b49aa02

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/358290/
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
Verdict:
No Threat
Threat level:
  2/10
Confidence:
67%
Tags:
packed
Link:
https://www.filescan.io/uploads/63d7b93d89bd67c10fdb8886/reports/5fb4a6ee-3fdd-4dd3-9c54-81f09266ed13/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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/02ac2bd3-dff3-4595-8a9c-1e87f6e359c6
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1161582
Signature
Antivirus detection for URL or domain
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
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 signatures2 2 Behavior Graph ID: 794337 Sample: FedEx Shipment doc.exe Startdate: 30/01/2023 Architecture: WINDOWS Score: 100 29 Malicious sample detected (through community Yara rule) 2->29 31 Antivirus detection for URL or domain 2->31 33 Multi AV Scanner detection for submitted file 2->33 35 4 other signatures 2->35 8 FedEx Shipment doc.exe 3 2->8         started        process3 file4 21 C:\Users\user\...\FedEx Shipment doc.exe.log, ASCII 8->21 dropped 11 FedEx Shipment doc.exe 8->11         started        process5 signatures6 45 Modifies the context of a thread in another process (thread injection) 11->45 47 Maps a DLL or memory area into another process 11->47 49 Sample uses process hollowing technique 11->49 51 Queues an APC in another process (thread injection) 11->51 14 explorer.exe 4 6 11->14 injected process7 dnsIp8 23 www.tcjyy.com 156.254.250.111, 49751, 49752, 49754 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 14->23 25 detail.tips 37.97.254.27, 49727, 49728, 49729 TRANSIP-ASAmsterdamtheNetherlandsNL Netherlands 14->25 27 19 other IPs or domains 14->27 53 System process connects to network (likely due to code injection or exploit) 14->53 18 rundll32.exe 13 14->18         started        signatures9 process10 signatures11 37 Tries to steal Mail credentials (via file / registry access) 18->37 39 Tries to harvest and steal browser information (history, passwords, etc) 18->39 41 Deletes itself after installation 18->41 43 2 other signatures 18->43
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2c66d41ea5a85fe54c36039b1a2636cb74b676a5a12341bdcab562c5a63a312a/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-01-30 12:34:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=frtnihvfvbp6ktbwaonrujrwzn2lm5vfuerudpokwvrmljr2geva._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230130-prryzsac88/
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
Loads dropped DLL
Unpacked files
SH256 hash:
bd303fd2ab119ddc1607f2fbbaa7c6cd68bb011a00b2ace90b46e60d2f801ff2
MD5 hash:
20901cf4f458166b8169f41927064e85
SHA1 hash:
1a19b665a2e0c2c5866a48cbbca39cedc3dc211c
Detections:
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/e51bff20-e91f-4a55-a3dc-5057fb0fe165/
Parent samples :
60d08c361dfc327938059a2afd1ea0d102c6e24df503c7c6452f3add31297f37
2c66d41ea5a85fe54c36039b1a2636cb74b676a5a12341bdcab562c5a63a312a
7bf6863ca040ff44fef29dab94fd94341cbd0b67cc52f60c398a6cf6dd69090a
1c0a9c963662d8f1a32f87a3c33f14c5684707e97257a2583dbfa74c89e51800
SH256 hash:
1b546961ab8c72ebec9f56b58c384216186a4b6bf733152086f3914d32604951
MD5 hash:
d5ee852097264cc227344da230542e6c
SHA1 hash:
8a869fd5f0aba52ba289ec5541b0eef914bdaf71
Link:
https://www.unpac.me/results/e51bff20-e91f-4a55-a3dc-5057fb0fe165/
SH256 hash:
178cc7474b323b0ae6b3095ff67127726530d9d44be5cb58ba7315ef3a1199ad
MD5 hash:
159af9cf7f94d64c8120c80268965306
SHA1 hash:
fb41ab37af2c83e96d97e9cd066f90e72d4887ea
Link:
https://www.unpac.me/results/e51bff20-e91f-4a55-a3dc-5057fb0fe165/
SH256 hash:
c9e413b897eadebad26da0f7093b7920802abbc2f39540d400fd3b957068d5c2
MD5 hash:
ba97a2ed899deb8733dd72e82a3d037c
SHA1 hash:
ec36480f45e6ab092db185e85b903ee2d86835b1
Link:
https://www.unpac.me/results/e51bff20-e91f-4a55-a3dc-5057fb0fe165/
SH256 hash:
25b72dc82fb1036fa9d01c3c23a6a13846c8de929c78de09719d579490ba29d7
MD5 hash:
4d2aee2d713793c8b36f07c302d2719e
SHA1 hash:
453d36ae055ff6c606cbde078a4dd5b89b8ce6e4
Link:
https://www.unpac.me/results/e51bff20-e91f-4a55-a3dc-5057fb0fe165/
SH256 hash:
e15d4d5eb0aa521c3b3667a91df9ffabd0d10a74c6008f907d3d5a2574ee933c
MD5 hash:
971ecc460e23cb7e41afefe369b5416f
SHA1 hash:
00ca8a7a9bce699124b285b7d56ea789b10e0578
Link:
https://www.unpac.me/results/e51bff20-e91f-4a55-a3dc-5057fb0fe165/
SH256 hash:
2c66d41ea5a85fe54c36039b1a2636cb74b676a5a12341bdcab562c5a63a312a
MD5 hash:
935dd1a89520fb67f0d03d4b4691b79e
SHA1 hash:
5ca753d6c6a9db72ac17f43239d91c3c9a8fa992
Link:
https://www.unpac.me/results/e51bff20-e91f-4a55-a3dc-5057fb0fe165/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2c66d41ea5a8/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/2c66d41ea5a85fe54c36039b1a2636cb74b676a5a12341bdcab562c5a63a312a

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.

Cape
Cape
https://www.capesandbox.com/analysis/358290/

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