MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 1cfe87811d0c330dd6fdca569e2c0139fe747ce6ed286a6b1967211da83aea9e. 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: 13
| SHA256 hash: | 1cfe87811d0c330dd6fdca569e2c0139fe747ce6ed286a6b1967211da83aea9e |
|---|---|
| SHA3-384 hash: | 1e70b8dbbfc9fc619a3931017657b949d43988004ce73ab564e610846a5baf6000c0b335c3037e03a10964dea6207e99 |
| SHA1 hash: | 610ae0aaf8207aaa5f53c9f6c590c93236d74f2e |
| MD5 hash: | 9b04049db7fa11306845b50bdae4db75 |
| humanhash: | snake-eleven-steak-one |
| File name: | Request For Quotation GM-0034.pdf.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 825'344 bytes |
| First seen: | 2022-04-01 08:16:26 UTC |
| Last seen: | 2022-04-01 09:49:55 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 12288:xUIsJI7P8CoRl1s8F0nNHZYmKOXnqToEar+zqTDCJKG4F0w7N8T:psJIwfRQ8qGMruzqMKNFn7iT |
| Threatray | 11'196 similar samples on MalwareBazaar |
| TLSH | T10E05122333D88E24C1F8DB3695610641663ABD263136FF4C26CD709E8DBBBC5926539B |
| Reporter |  GovCERT_CH |
| Tags: | exe FormBook xloader |
Intelligence
File Origin
# of uploads :
3
# of downloads :
236
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
fareit 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
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
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
Self deletion via cmd delete
Sigma detected: Suspicious Double Extension
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Tnega
Status:
Malicious
First seen:
2022-04-01 03:03:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
26
AV detection:
18 of 25 (72.00%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 11'186 additional samples on MalwareBazaar
Result
Malware family:
xloader
Score:
10/10
Tags:
family:xloader campaign:cnt4 loader rat suricata
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
3d10e391c75dbd7aea54fca25d65fc8e8567aacb87410b0a71a50352d722c53c
MD5 hash:
169fef09540f138687bd08584e6eada0
SHA1 hash:
4194e60b7e11dd690c3323b7519747cccc524caf
Detections:
win_formbook_g0
win_formbook_auto
Parent samples :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 hash:
ca67be40f3116b4928ad766f46ab34904f9b0e957934e962a524fd8680cd76b6
MD5 hash:
495d0f574daf3d0247c969890285e080
SHA1 hash:
7e64598855e2d4b5614fef50bd39a8ae8fe44e2d
SH256 hash:
613b2819d35360cbfe6c94b2b998d1a4998c89f5bdef505e0e158e1288ab684c
MD5 hash:
3096cbaf4b5d40f9c61bf7ce13fde62f
SHA1 hash:
6b3c580e51fd306bfdc2e727ca3bc7805aba4b53
SH256 hash:
3c174e612df09a1883e2acc430998337d1f91444fd6fa086c94ef054622fe65d
MD5 hash:
c1f436c4c93b9c21f71ba12a1e9d0c57
SHA1 hash:
3d7a4899b017387cdd2cea77888f09a88582c065
SH256 hash:
1cfe87811d0c330dd6fdca569e2c0139fe747ce6ed286a6b1967211da83aea9e
MD5 hash:
9b04049db7fa11306845b50bdae4db75
SHA1 hash:
610ae0aaf8207aaa5f53c9f6c590c93236d74f2e
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: | 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.
Malspam
Dropped by
xloader
Delivery method
Distributed via e-mail attachment
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