MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 2054aea7c02d7fe0631a126588030445b14af83428eb213d719400d6b80acde3. 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: 16
| SHA256 hash: | 2054aea7c02d7fe0631a126588030445b14af83428eb213d719400d6b80acde3 |
|---|---|
| SHA3-384 hash: | 8a17800b5a9eb4e8672dfdf7906259675ac1d430ac5824ac4d5b374316d1c465ae16b668f1cfa6b13bf0c9da36503ad1 |
| SHA1 hash: | 9f0d5367a96cc11463c6ed0caf8b7575bccf31a6 |
| MD5 hash: | 07a933ee9fb2d272cb664ec60cd00f9a |
| humanhash: | avocado-shade-uranus-pip |
| File name: | NaRbNuNRq28dk0F.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 956'928 bytes |
| First seen: | 2021-12-15 16:57:43 UTC |
| Last seen: | 2021-12-15 18:44:11 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger) |
| ssdeep | 24576:EBSZE8G6RFG4K8uH/y879/ecELNgojuSK3:YqsSFGT8ufy85HEGULK3 |
| Threatray | 12'759 similar samples on MalwareBazaar |
| TLSH | T1B215231577C19E6FD8CA0FF11834625043F9BD7A386BEF0BCE89146767733921A06645 |
| Reporter |  pr0xylife |
| Tags: | exe FormBook xloader |
Intelligence
File Origin
# of uploads :
2
# of downloads :
178
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
NaRbNuNRq28dk0F.exe
Verdict:
Malicious activity
Analysis date:
2021-12-15 16:59:10 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
Creating a window
DNS request
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Searching for synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
5/10
Confidence:
75%
Tags:
greyware obfuscated packed
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
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Suspicious Rundll32 Without Any CommandLine Params
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:
xloader
Threat name:
ByteCode-MSIL.Trojan.XLoader
Status:
Malicious
First seen:
2021-12-15 16:58:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
19 of 28 (67.86%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 12'749 additional samples on MalwareBazaar
Result
Malware family:
xloader
Score:
10/10
Tags:
family:xloader campaign:qe8g loader rat suricata
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 WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
0c53510f6188d705175a1fec75b90c1836ca47b372d47837c624898669c04875
MD5 hash:
7c1c10680dad241bace2f17ecfab812c
SHA1 hash:
f33023a34737209ce717e05527f08e18416b8cd4
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
edd94f92b8605533ffd9208d67a4921aa20391705f00ba6a089602c1e780ea49
MD5 hash:
11a72e1839201829a4a715578baa4275
SHA1 hash:
cf52f956671549b96caffb65001e7120b5ab694e
SH256 hash:
9f5763966bacdc6de3944a6e06a49b05869c38f2e98b32cb93b483a480a6ffff
MD5 hash:
3418c620c4b9dd4533a88f1ba5ec3ff1
SHA1 hash:
12f6aaf1c90030c4063d42a27b2e7000a08b6e74
SH256 hash:
2054aea7c02d7fe0631a126588030445b14af83428eb213d719400d6b80acde3
MD5 hash:
07a933ee9fb2d272cb664ec60cd00f9a
SHA1 hash:
9f0d5367a96cc11463c6ed0caf8b7575bccf31a6
Malware family:
XLoader
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
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: | pe_imphash |
|---|
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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