MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 ad8dd5f1c3a9021711415a43bfd680447dc89da919fc35faf76ded4e9eb79f31. 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: 9
| SHA256 hash: | ad8dd5f1c3a9021711415a43bfd680447dc89da919fc35faf76ded4e9eb79f31 |
|---|---|
| SHA3-384 hash: | d49e6654b6d8b7e1b97bec06a40c27cbeadee85adc745c3370eef0ec8341fc8c9568fb3f00530ad20b1aafe7ffb85184 |
| SHA1 hash: | f648d91e22ce2e1d171cebd1a223debe59b0edb2 |
| MD5 hash: | 1137a2a845b5489783ce5aae21303ab6 |
| humanhash: | lithium-two-papa-sad |
| File name: | pvUopSIi7C5Eklw.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 753'664 bytes |
| First seen: | 2021-04-07 11:22:31 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'750 x AgentTesla, 19'656 x Formbook, 12'248 x SnakeKeylogger) |
| ssdeep | 12288:GY+StSI483V27N246GUrO/9xgOJvLhSi+B2Plc+ei2RJMmaBMLUrly3bUVsu7i:GKtSIb3YcXmHbJzqBUl7BMLUraai |
| Threatray | 4'547 similar samples on MalwareBazaar |
| TLSH | D0F4691C2A9844F4D5E936F4082180411BADAD1F7792B709ABB0FD693A33633CE5DA5F |
| Reporter |  abuse_ch |
| Tags: | exe FormBook geo NLD |
abuse_ch
Malspam distributing unidentified malware:HELO: vps.almalare.com
Sending IP: 185.121.120.172
From: postmaster@almalare.com
Subject: PO 21-40 voor artikelen 288-295
Attachment: Bestelling.rar (contains "pvUopSIi7C5Eklw.exe")
Intelligence
File Origin
# of uploads :
1
# of downloads :
158
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
pvUopSIi7C5Eklw.exe
Verdict:
Malicious activity
Analysis date:
2021-04-07 11:54:48 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
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
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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 sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-04-07 11:23:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
18 of 29 (62.07%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 4'537 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.probysweden.com/cpo/
Unpacked files
SH256 hash:
6590b9ec4fa84e44c372fda26f47d6d58859d74869621c6bdd4086e6ae411379
MD5 hash:
95dfa1a9015a17a1d49b4faa3f3d999d
SHA1 hash:
427b72727b28436554d0443d797f19b2ea37cc16
SH256 hash:
ad8dd5f1c3a9021711415a43bfd680447dc89da919fc35faf76ded4e9eb79f31
MD5 hash:
1137a2a845b5489783ce5aae21303ab6
SHA1 hash:
f648d91e22ce2e1d171cebd1a223debe59b0edb2
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
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_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
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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