MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4aec64f64812b8ed41eebe2d561d166b6dc9c16f2a856f7d10408ec83f493c06. 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
SystemBC
Vendor detections: 14
| SHA256 hash: | 4aec64f64812b8ed41eebe2d561d166b6dc9c16f2a856f7d10408ec83f493c06 |
|---|---|
| SHA3-384 hash: | 1f1fb75cd6a1a425010bd799e7a2350f170266da174adbb68dfc3f0ebada7e16856085638fb2ba739c1e23dff56b41e2 |
| SHA1 hash: | bff54c4071ffecf0e822faea1712cdf7c3770dd8 |
| MD5 hash: | bc6c722eaa639859b898de9e2ed17832 |
| humanhash: | eight-artist-quiet-harry |
| File name: | bc6c722eaa639859b898de9e2ed17832.exe |
| Download: | download sample |
| Signature | SystemBC |
| File size: | 271'872 bytes |
| First seen: | 2022-02-06 07:36:49 UTC |
| Last seen: | 2022-02-06 09:45:11 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 8c36d2c5b43a5a31e6eadec7848f46d6 (1 x SystemBC) |
| ssdeep | 6144:UN16onmBGawpu86pYM41UqoMmDZ06BL/kRg0L3fX:UjmBGLf6pYcqoMjML63/ |
| Threatray | 77 similar samples on MalwareBazaar |
| TLSH | T1D6448D00BB90D035F1B711F849BA93A9B93E7AB15B2051CB63D52BED1A356E1EC3131B |
| File icon (PE): |  |
| dhash icon | 2dec1370319b9b91 (15 x RedLineStealer, 5 x Smoke Loader, 3 x ArkeiStealer) |
| Reporter |  abuse_ch |
| Tags: | exe SystemBC |
Intelligence
File Origin
# of uploads :
2
# of downloads :
238
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
bc6c722eaa639859b898de9e2ed17832.exe
Verdict:
Malicious activity
Analysis date:
2022-02-06 07:50:11 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
MiniTor
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
Creating a window
DNS request
Creating a file
Creating a process from a recently created file
Sending a custom TCP request
Searching for synchronization primitives
Sending an HTTP GET request
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Enabling autorun by creating a file
Result
Malware family:
n/a
Score:
9/10
Tags:
n/a
Behaviour
MalwareBazaar
CPUID_Instruction
SystemUptime
MeasuringTime
CheckCmdLine
EvasionQueryPerformanceCounter
EvasionGetTickCount
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
greyware packed smokeloader
Malware family:
SystemBC
Verdict:
Malicious
Result
Threat name:
SystemBC
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found evasive API chain (may stop execution after checking mutex)
Found malware configuration
Found stalling execution ending in API Sleep call
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May use the Tor software to hide its network traffic
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect virtualization through RDTSC time measurements
Yara detected SystemBC
Behaviour
Behavior Graph:
Detection:
systembc
Threat name:
Win32.Backdoor.Systembc
Status:
Malicious
First seen:
2022-02-05 22:17:32 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
29 of 43 (67.44%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Similar samples:
+ 67 additional samples on MalwareBazaar
Result
Malware family:
systembc
Score:
10/10
Tags:
family:systembc trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Downloads MZ/PE file
Executes dropped EXE
SystemBC
Malware Config
C2 Extraction:
194.33.45.6:4001
Unpacked files
SH256 hash:
df4c37572eef2a75a96d3e031810f964505d2c0168f51475b0b6aec4c3245f90
MD5 hash:
b83e23f35b9ac04e9ac6e7adb104b5aa
SHA1 hash:
ac962f8bafff651e7c585ab1116da6ed71f50199
Detections:
win_systembc_g0
win_systembc_auto
SH256 hash:
4aec64f64812b8ed41eebe2d561d166b6dc9c16f2a856f7d10408ec83f493c06
MD5 hash:
bc6c722eaa639859b898de9e2ed17832
SHA1 hash:
bff54c4071ffecf0e822faea1712cdf7c3770dd8
Please note that we are no longer able to provide a coverage score for Virus Total.
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: | MALWARE_Win_EXEPWSH_DLAgent |
|---|---|
| Author: | ditekSHen |
| Description: | Detects SystemBC |
| Rule name: | MiniTor |
|---|---|
| Author: | @bartblaze |
| Description: | Identifies MiniTor implementation as seen in SystemBC and Parallax RAT. |
| Reference: | https://news.sophos.com/en-us/2020/12/16/systembc/ |
| Rule name: | Start2_net_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | SystemBC |
| Reference: | 7bd341488dc6f01a6662ac478d67d3cd8211cbf362994355027b5bdf573cc31e |
| Rule name: | Start2_overlap_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | SystemBC |
| Reference: | 7bd341488dc6f01a6662ac478d67d3cd8211cbf362994355027b5bdf573cc31e |
| Rule name: | SystemBC_Config |
|---|---|
| Author: | @bartblaze |
| Description: | Identifies SystemBC RAT, decrypted config. |
| Rule name: | win_systembc_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.systembc. |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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