MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 fc91b04dc9434c77e27e09fb6514c62b5a4ef4f66a58905a2a29c0b906ad9869. 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: 12
| SHA256 hash: | fc91b04dc9434c77e27e09fb6514c62b5a4ef4f66a58905a2a29c0b906ad9869 |
|---|---|
| SHA3-384 hash: | ec56b1ab1a4bc233dcfe0f08a1c96ef52bf90aa3138cef2a3b9d6c622457bc999146d8a36eefb753f5158ef3eee620ed |
| SHA1 hash: | 3b0ec51245384f6977a6fe91bef8c4721d4063c2 |
| MD5 hash: | b523227fb0304fb97c2d57d4fe1d4006 |
| humanhash: | carolina-west-video-cardinal |
| File name: | Quotation...exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 313'398 bytes |
| First seen: | 2021-08-19 09:24:49 UTC |
| Last seen: | 2021-08-23 07:03:53 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 514a35cf3104c4b34b543d9198ee374b (1 x Formbook, 1 x Neshta, 1 x RedLineStealer) |
| ssdeep | 6144:B4LgA4Vi2dLX27wyopnCEO9VZqe4jbzJU0jTb:eL740ULXYwFpnCEOfqJDjTb |
| Threatray | 8'222 similar samples on MalwareBazaar |
| TLSH | T1D0649D86AB80C080DC3D1BB0E43E8DF1555B7DA6EA74B08F6E597E3436B30E3197254A |
| dhash icon | 41554d4d554d4955 (7 x Formbook, 7 x AveMariaRAT, 4 x AgentTesla) |
| Reporter |  GovCERT_CH |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
134
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Quotation...exe
Verdict:
Malicious activity
Analysis date:
2021-08-19 09:25:42 UTC
Tags:
trojan formbook stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Unauthorized injection to a recently created process
DNS request
Launching a process
Launching cmd.exe command interpreter
Sending a UDP request
Connection attempt
Sending an HTTP GET request
Forced shutdown of a system 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
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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 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
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2021-08-19 09:25:05 UTC
AV detection:
15 of 47 (31.91%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 8'212 additional samples on MalwareBazaar
Result
Malware family:
xloader
Score:
10/10
Tags:
family:xloader campaign:qb4a loader rat
Behaviour
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
Deletes itself
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.safbox.com/qb4a/
Unpacked files
SH256 hash:
867a3a04035313a9422369e5e9fdaa7e929ccb7906da8416a34fb77acc0e2a9c
MD5 hash:
32aca6ee958923d711a75f6b5a34c96d
SHA1 hash:
2e17f27558bc1e786027f47b5b3d1107c064b8d3
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
fc91b04dc9434c77e27e09fb6514c62b5a4ef4f66a58905a2a29c0b906ad9869
MD5 hash:
b523227fb0304fb97c2d57d4fe1d4006
SHA1 hash:
3b0ec51245384f6977a6fe91bef8c4721d4063c2
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.33
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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