MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d04efc1f583b9d7a2f2e600a43eeb8fb8359432c591a4f8cc583caf881097421. 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: 10


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d04efc1f583b9d7a2f2e600a43eeb8fb8359432c591a4f8cc583caf881097421
SHA3-384 hash: 34c4156aa4fc2f195cd78a8a960db1985f2c6270ace2a5f41022c023fc0962751cc8af64bdb394aed4465b61e093e041
SHA1 hash: 8727c40c483fdcfaee8a65ccf857caa46eb3f07c
MD5 hash: 77e8506eb1d686c575e73c04bdb58bd2
humanhash: wolfram-maryland-double-oven
File name:Ciikfddtznhxmtqufdujkifxwmwhrfjkcl_Signed_.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:793'240 bytes
First seen:2021-05-24 15:53:41 UTC
Last seen:2021-05-24 16:00:58 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash d87d9fdc6b6d5d588c0b63d9011cbcb1 (2 x Formbook, 1 x RemcosRAT)
ssdeep 12288:mnjVUBb1kR2Jjk6t4GmRiEF3jbR/6upi0MQyjJMEacp7xmNs:mnJUdu259mRiEFTbR/6l7QyjJhLes
Threatray 5'459 similar samples on MalwareBazaar
TLSH B5F49E32B29140B6C17B1A345C1696A59879FE303C34A96637F52E8C2E7F3913E2D6D3
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
108
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Ciikfddtznhxmtqufdujkifxwmwhrfjkcl_Signed_.exe
Verdict:
Malicious activity
Analysis date:
2021-05-24 15:59:25 UTC
Tags:
installer trojan formbook stealer
Link:
https://app.any.run/tasks/6cbfac4f-614e-4afa-a75c-a5cc1b6fd18e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Sending a custom TCP request
Creating a file
Deleting a recently created file
Launching a process
Sending an HTTP GET request
Creating a window
DNS request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/790547
Signature
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Creates a thread in another existing process (thread injection)
Found malware configuration
Injects a PE file into a foreign processes
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Execution from Suspicious Folder
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
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 422946 Sample: Ciikfddtznhxmtqufdujkifxwmw... Startdate: 24/05/2021 Architecture: WINDOWS Score: 100 39 www.dianecookartist.com 2->39 41 dianecookartist.com 2->41 69 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->69 71 Found malware configuration 2->71 73 Malicious sample detected (through community Yara rule) 2->73 75 4 other signatures 2->75 10 Ciikfddtznhxmtqufdujkifxwmwhrfjkcl_Signed_.exe 1 19 2->10         started        signatures3 process4 dnsIp5 61 y8lhdq.dm.files.1drv.com 10->61 63 onedrive.live.com 10->63 65 dm-files.fe.1drv.com 10->65 37 C:\Users\Public\Ciikfd\Ciikfd.exe, PE32 10->37 dropped 95 Writes to foreign memory regions 10->95 97 Allocates memory in foreign processes 10->97 99 Creates a thread in another existing process (thread injection) 10->99 101 Injects a PE file into a foreign processes 10->101 15 logagent.exe 10->15         started        file6 signatures7 process8 signatures9 103 Modifies the context of a thread in another process (thread injection) 15->103 105 Maps a DLL or memory area into another process 15->105 107 Sample uses process hollowing technique 15->107 109 2 other signatures 15->109 18 explorer.exe 4 15->18 injected process10 dnsIp11 43 www.reversefi.com 185.53.178.53, 49732, 80 TEAMINTERNET-ASDE Germany 18->43 45 www.soontobefish.com 112.175.185.27, 49740, 80 KIXS-AS-KRKoreaTelecomKR Korea Republic of 18->45 47 12 other IPs or domains 18->47 77 System process connects to network (likely due to code injection or exploit) 18->77 22 Ciikfd.exe 16 18->22         started        26 Ciikfd.exe 16 18->26         started        28 cscript.exe 18->28         started        30 autochk.exe 18->30         started        signatures12 process13 dnsIp14 49 y8lhdq.dm.files.1drv.com 22->49 51 onedrive.live.com 22->51 53 dm-files.fe.1drv.com 22->53 79 Multi AV Scanner detection for dropped file 22->79 81 Writes to foreign memory regions 22->81 83 Allocates memory in foreign processes 22->83 32 DpiScaling.exe 22->32         started        55 y8lhdq.dm.files.1drv.com 26->55 57 onedrive.live.com 26->57 59 dm-files.fe.1drv.com 26->59 85 Creates a thread in another existing process (thread injection) 26->85 87 Injects a PE file into a foreign processes 26->87 35 secinit.exe 26->35         started        89 Modifies the context of a thread in another process (thread injection) 28->89 91 Maps a DLL or memory area into another process 28->91 93 Tries to detect virtualization through RDTSC time measurements 28->93 signatures15 process16 signatures17 67 Tries to detect virtualization through RDTSC time measurements 32->67
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d04efc1f583b9d7a2f2e600a43eeb8fb8359432c591a4f8cc583caf881097421/
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2021-05-24 11:58:54 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2bhpyh2yhooxulzomafeh3vy7obvsqzmlene7dgfqpfpraijoqqq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
23937d5a0c43160688d1f164a4fa52d777661d61a00fdee79d96d8fbc25cac6d
Formbook
33f0d367ae282d4c9b9a6acbfefd3e86999eb84fc65c43d99f1de1b95c1f80af
Formbook
3755206dc18df104854e076d74799c1d83d6cb6acb22a7aa22ec595c56e31abc
Formbook
8d0c96f1776267d62dff665af9687e0a5bb0fa35d9bd151c8871114d797020f1
Formbook
8d77ac5e45a0f443b317f1a717dffd55e98319508cc05080ea006b5fcc93c78a
Formbook
9f86527e3ca4530bb3209d8608dae083afab4ef2cf7b0ae23bcd6fdc322a0c33
Formbook
ab6a4abae4d494b05d58dcf9a354231d3c7ae78fec4a62fc1f5559febdc3995c
Formbook
d337cba627486e1f99e4a96407591609d888c6656a4010b88047e7cd1ab19482
Formbook
de3c81ef7e59a386f6572d4c095739d45493d90b03c348748200012ec165372f
Formbook
e66332c1c306b3072699f986229b07b6230edf4b46b5b46a2e535621be13021f
Formbook
+ 5'449 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader persistence rat
Link:
https://tria.ge/reports/210524-bbklp55mdj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.f3g.fund/qd8i/
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/d04efc1f583b9d7a2f2e600a43eeb8fb8359432c591a4f8cc583caf881097421

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:INDICATOR_KB_CERT_0be3f393d1ef0272aed0e2319c1b5dd0
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates

File information

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

Comments