MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 efb0f928648e6988c29bb03bb6b14f2760870f3040f0195ca1c6ad8ac5fa2dee. 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



Threat unknown


Vendor detections: 8


Intelligence 8 IOCs YARA File information Comments

SHA256 hash: efb0f928648e6988c29bb03bb6b14f2760870f3040f0195ca1c6ad8ac5fa2dee
SHA3-384 hash: d21c683ec4e6947f216688da2401ab56228d140521ea1d9af01e66f85b9cdcd242ebf64687ca487761796700e41d7de5
SHA1 hash: ca8c5636aa98948c3b25153188b98967cc65a42b
MD5 hash: f48a1057059028a65f2ec37e90d4deec
humanhash: maryland-rugby-crazy-romeo
File name:ransomito.exe
Download: download sample
File size:2'238'464 bytes
First seen:2022-06-03 23:54:07 UTC
Last seen:2022-06-04 14:39:54 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ea8efe958d7a465d533da661db2a26b6
ssdeep 49152:t5L1XVcPYu8kgVwGv5rsa/uCPJnwC9GG5YbtRqRs:t5L4Yu8kVGhrsaG2nw
TLSH T193A5CF12FB82C4B2E5830576516B9B7F8D3AAA204329C9D3D7D11D758C212D2AB3F3D9
TrID 40.3% (.EXE) Win64 Executable (generic) (10523/12/4)
19.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
17.2% (.EXE) Win32 Executable (generic) (4505/5/1)
7.7% (.EXE) OS/2 Executable (generic) (2029/13)
7.6% (.EXE) Generic Win/DOS Executable (2002/3)
Reporter Anonymous
Tags:exe Ransomware

Intelligence


File Origin
# of uploads :
2
# of downloads :
594
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ransomito.exe
Verdict:
Malicious activity
Analysis date:
2022-06-03 23:48:27 UTC
Tags:
ransomware

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending a custom TCP request
Changing a file
Reading critical registry keys
Modifying an executable file
Creating a file
Blocking a possibility to launch for the Windows Task Manager (taskmgr)
Blocking a possibility to launch for cmd.exe command interpreter
Changing the Windows explorer settings
Blocking a possibility to launch for the Windows registry editor (regedit.exe)
Stealing user critical data
Encrypting user's files
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-debug expand.exe greyware rat
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:
Unknown
Detection:
malicious
Classification:
rans.spyw.evad
Score:
76 / 100
Signature
Disables the Windows registry editor (regedit)
Disables the Windows task manager (taskmgr)
May encrypt documents and pictures (Ransomware)
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for submitted file
Potentially malicious time measurement code found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Behaviour
Behavior Graph:
Threat name:
Win32.Ransomware.Encoder
Status:
Malicious
First seen:
2022-06-03 23:55:16 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Verdict:
unknown
Result
Malware family:
n/a
Score:
  8/10
Tags:
evasion ransomware spyware stealer
Behaviour
Program crash
Drops desktop.ini file(s)
Legitimate hosting services abused for malware hosting/C2
Reads user/profile data of web browsers
Disables RegEdit via registry modification
Disables Task Manager via registry modification
Modifies extensions of user files
Unpacked files
SH256 hash:
e5883c440d9b4b0d06369665a825e70152fe796f8d16077b0a884b8bc23300fc
MD5 hash:
97687a78eced7b16640a2b02da73518b
SHA1 hash:
35956359cf25ea197f9ea0a0c76346aa8b34f6a8
SH256 hash:
efb0f928648e6988c29bb03bb6b14f2760870f3040f0195ca1c6ad8ac5fa2dee
MD5 hash:
f48a1057059028a65f2ec37e90d4deec
SHA1 hash:
ca8c5636aa98948c3b25153188b98967cc65a42b
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Executable exe efb0f928648e6988c29bb03bb6b14f2760870f3040f0195ca1c6ad8ac5fa2dee

(this sample)

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