MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5acfc6aa1ccbdc619df590b1b8092e0c1687558b7f01a7015a20d2a146e60a7f. 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: 7


Intelligence 7 IOCs YARA 1 File information Comments 1

SHA256 hash: 5acfc6aa1ccbdc619df590b1b8092e0c1687558b7f01a7015a20d2a146e60a7f
SHA3-384 hash: 3c7b1f4c579a1efc7699a11380d9e192e9538df3d4aa41df8c564aca4acfe4948d1106589fc33a2d6ff7ee310003e60b
SHA1 hash: 379f84acd12f61dbfdbc560fe86206c7366893a9
MD5 hash: b4ad29571c52c8c83925161e36f076f5
humanhash: moon-ten-nebraska-tennis
File name:7824,pdf.exe
Download: download sample
Signature Formbook
File size:847'856 bytes
First seen:2021-04-29 15:03:56 UTC
Last seen:2021-04-29 19:05:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash e1b08406ffbc70e1f5ff40164a3e743a (1 x Formbook)
ssdeep 12288:9L52rT2tL/27ww9SpCrIuU0qx22SO09+cUSmgX+jGDvLqU/Oy/m:9L52vfwzmUABLj5X+KDvmUD/
Threatray 4'866 similar samples on MalwareBazaar
TLSH 6105AF22B3814477C55F19385C4BB3A59C6AFE2139F8688AA7F92D0C6F7D2917C2D183
Reporter abuse_ch
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
103
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Clean
Maliciousness:
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates a thread in another existing process (thread injection)
DLL reload attack detected
Found malware configuration
Injects a PE file into a foreign processes
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
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:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 400245 Sample: 7824,pdf.exe Startdate: 29/04/2021 Architecture: WINDOWS Score: 100 33 www.thelocallawnmen.com 2->33 35 www.fashionbranddeveloper.com 2->35 37 fashionbranddeveloper.com 2->37 51 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->51 53 Found malware configuration 2->53 55 Malicious sample detected (through community Yara rule) 2->55 57 6 other signatures 2->57 11 7824,pdf.exe 17 2->11         started        signatures3 process4 dnsIp5 45 onedrive.live.com 11->45 47 iguuhw.dm.files.1drv.com 11->47 49 dm-files.fe.1drv.com 11->49 67 DLL reload attack detected 11->67 69 Writes to foreign memory regions 11->69 71 Allocates memory in foreign processes 11->71 73 2 other signatures 11->73 15 secinit.exe 11->15         started        signatures6 process7 signatures8 75 Modifies the context of a thread in another process (thread injection) 15->75 77 Maps a DLL or memory area into another process 15->77 79 Sample uses process hollowing technique 15->79 81 2 other signatures 15->81 18 explorer.exe 15->18 injected process9 dnsIp10 39 lakecountrydems.com 108.167.141.201, 49746, 80 UNIFIEDLAYER-AS-1US United States 18->39 41 www.werealestatephotography.com 35.208.69.149, 49745, 80 GOOGLE-2US United States 18->41 43 14 other IPs or domains 18->43 59 System process connects to network (likely due to code injection or exploit) 18->59 22 raserver.exe 18->22         started        25 autoconv.exe 18->25         started        27 autochk.exe 18->27         started        signatures11 process12 signatures13 61 Modifies the context of a thread in another process (thread injection) 22->61 63 Maps a DLL or memory area into another process 22->63 65 Tries to detect virtualization through RDTSC time measurements 22->65 29 cmd.exe 1 22->29         started        process14 process15 31 conhost.exe 29->31         started       
Threat name:
Win32.Infostealer.Fareit
Status:
Malicious
First seen:
2021-04-29 15:05:18 UTC
AV detection:
16 of 47 (34.04%)
Threat level:
  5/5
Result
Malware family:
xloader
Score:
  10/10
Tags:
family:modiloader family:xloader loader persistence rat trojan
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Adds policy Run key to start application
Blocklisted process makes network request
Xloader Payload
ModiLoader, DBatLoader
Xloader
Malware Config
C2 Extraction:
http://www.werealestatephotography.com/hw6d/
Unpacked files
SH256 hash:
1a225ca885442c8d73182176b1266451df801287f92c7872bbb22430459ef66e
MD5 hash:
4137662eddfe697a5f74bc0e9a3f7a01
SHA1 hash:
c68b157f58db20fc2df7ed32c4a221b38e2d60ca
SH256 hash:
5acfc6aa1ccbdc619df590b1b8092e0c1687558b7f01a7015a20d2a146e60a7f
MD5 hash:
b4ad29571c52c8c83925161e36f076f5
SHA1 hash:
379f84acd12f61dbfdbc560fe86206c7366893a9
Please note that we are no longer able to provide a coverage score for Virus Total.

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:MALWARE_Win_DLAgent07
Author:ditekSHen
Description:Detects delf downloader agent

File information


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

Comments



Avatar
a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-04-29 16:17:33 UTC

============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0001.025] Anti-Behavioral Analysis::Software Breakpoints
1) [B0001.032] Anti-Behavioral Analysis::Timing/Delay Check GetTickCount
2) [B0009.029] Anti-Behavioral Analysis::Instruction Testing
3) [F0002.002] Collection::Polling
5) [C0021] Cryptography Micro-objective::Generate Pseudo-random Sequence
6) [C0026.002] Data Micro-objective::XOR::Encode Data
8) [C0051] File System Micro-objective::Read File
9) [C0052] File System Micro-objective::Writes File
10) [E1510] Impact::Clipboard Modification
11) [C0007] Memory Micro-objective::Allocate Memory
12) [C0036.004] Operating System Micro-objective::Create Registry Key::Registry
13) [C0036.003] Operating System Micro-objective::Open Registry Key::Registry
14) [C0036.006] Operating System Micro-objective::Query Registry Value::Registry
15) [C0038] Process Micro-objective::Create Thread
16) [C0041] Process Micro-objective::Set Thread Local Storage Value
17) [C0018] Process Micro-objective::Terminate Process