MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 ea356b3d9e31986305af05633f1404882113499d46a0505145a5021d8fcdbc5f. 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
| SHA256 hash: | ea356b3d9e31986305af05633f1404882113499d46a0505145a5021d8fcdbc5f |
|---|---|
| SHA3-384 hash: | eeeb8beb81a639f1b9cbea32c2c2fd33245dd4d6beadbd92efe3d529368cb5b68fcdbf5d87733a65f53b4868d5503c89 |
| SHA1 hash: | 508fc08fd08a6bb71ce2dea3ce555d9dd41130df |
| MD5 hash: | 5a880f5b3451f027b15c0b0da73c9fbe |
| humanhash: | texas-johnny-alabama-hot |
| File name: | New_PO#98202139.xll |
| Download: | download sample |
| Signature | Formbook |
| File size: | 3'584 bytes |
| First seen: | 2021-06-22 11:39:23 UTC |
| Last seen: | 2021-06-22 14:29:15 UTC |
| File type: |  dll |
| MIME type: | application/x-dosexec |
| imphash | e0e60085324190935de6eada570c51a9 (1 x Formbook) |
| ssdeep | 48:ZvtI3nC+mLdB3lISqploz7AYy9xovpvrBLzs:Z1KnC7LD3kMfyjwTZs |
| Threatray | 5'913 similar samples on MalwareBazaar |
| TLSH | 7771337A63D0C9F0D1181B792E935349E579F234972385243790A51F2CBF950297DB52 |
| Reporter |  lowmal3 |
| Tags: | dll FormBook |
Intelligence
File Origin
# of uploads :
3
# of downloads :
106
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Terse
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.expl.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Document exploit detected (process start blacklist hit)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Office process drops PE file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: MS Office Product Spawning Exe in User Dir
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
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
cve-2017-11882-shellcode
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2021-06-22 05:41:36 UTC
AV detection:
18 of 29 (62.07%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 5'903 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook rat spyware stealer trojan
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
Loads dropped DLL
Blocklisted process makes network request
Downloads MZ/PE file
Executes dropped EXE
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.share-event.info/wlns/
Unpacked files
SH256 hash:
ea356b3d9e31986305af05633f1404882113499d46a0505145a5021d8fcdbc5f
MD5 hash:
5a880f5b3451f027b15c0b0da73c9fbe
SHA1 hash:
508fc08fd08a6bb71ce2dea3ce555d9dd41130df
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.16
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: | Email_stealer_bin_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | Email in files like avemaria |
| 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 |
| Rule name: | IPPort_combo_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | IP and port combo |
| Rule name: | Select_from_enumeration |
|---|---|
| Author: | James_inthe_box |
| Description: | IP and port combo |
| Rule name: | SharedStrings |
|---|---|
| Author: | Katie Kleemola |
| Description: | Internal names found in LURK0/CCTV0 samples |
| Rule name: | UAC_bypass_bin_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | UAC bypass in files like avemaria |
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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