MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 2981ee2fc209c7a2a45a6df0d7ef2c8c0781766c0050a691d64e1894a3beb011. 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: | 2981ee2fc209c7a2a45a6df0d7ef2c8c0781766c0050a691d64e1894a3beb011 |
|---|---|
| SHA3-384 hash: | 2a5dcf7d7ab8811112cfa40191ea58212883675fe45b7255688a1f5dacab45fb18869f0e4e3837f970cbfcd5f0b470af |
| SHA1 hash: | 4d77b58dd005eefd6145aaa4351a3692a7542fc6 |
| MD5 hash: | 1fd53f060a19c6440e37727f83b37d78 |
| humanhash: | sink-xray-xray-oscar |
| File name: | explorerr.exe |
| Download: | download sample |
| Signature | SystemBC |
| File size: | 664'576 bytes |
| First seen: | 2022-10-24 15:25:52 UTC |
| Last seen: | 2022-10-24 16:09:22 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 7864b2e4efa08cd11384608cadfa5c2e (1 x SystemBC) |
| ssdeep | 12288:DJDRjjkmdGTkG6w7JuIIah2/U6Tn1mu2PiO3nmpi9UhUydQc3pW:DFRz7W7JFIah2/bn15aPf9eNj |
| Threatray | 234 similar samples on MalwareBazaar |
| TLSH | T18AE47E22F1F14477C1B32A3D8D7B53A5982ABE113D38A8897BE41E4C4F356913B352A7 |
| TrID | 68.0% (.EXE) Win32 Executable Borland Delphi 7 (664796/42/58) 26.8% (.EXE) Win32 Executable Borland Delphi 6 (262638/61) 1.4% (.EXE) Win32 Executable Delphi generic (14182/79/4) 1.3% (.SCR) Windows screen saver (13101/52/3) 0.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) |
| File icon (PE): |  |
| dhash icon | 399998ecd4d46c0e (573 x Quakbot, 302 x GCleaner, 137 x ArkeiStealer) |
| Reporter | Anonymous |
| Tags: | exe SystemBC |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 95.179.146.128:443 | https://threatfox.abuse.ch/ioc/918987/ |
Intelligence
File Origin
# of uploads :
5
# of downloads :
208
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
systembc
ID:
1
File name:
explorerr.exe
Verdict:
Malicious activity
Analysis date:
2022-10-24 15:28:38 UTC
Tags:
systembc
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
SystemBC
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
Creating a window
Searching for synchronization primitives
Creating a file
Sending a custom TCP request
Enabling autorun by creating a file
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
MalwareBazaar
CheckCmdLine
Malware family:
SystemBC
Verdict:
Malicious
Result
Threat name:
CryptOne, SystemBC
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
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)
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Yara detected CryptOne packer
Yara detected SystemBC
Behaviour
Behavior Graph:
Threat name:
Win32.Backdoor.SystemBC
Status:
Malicious
First seen:
2022-09-23 05:02:52 UTC
File Type:
PE (Exe)
Extracted files:
38
AV detection:
22 of 26 (84.62%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 224 additional samples on MalwareBazaar
Result
Malware family:
systembc
Score:
10/10
Tags:
family:systembc trojan
Behaviour
Suspicious use of WriteProcessMemory
Drops file in Windows directory
SystemBC
Malware Config
C2 Extraction:
95.179.146.128:443
146.70.53.169:443
146.70.53.169:443
Unpacked files
SH256 hash:
644e21c9a81080a0a6549adb2288147c2e73008213ce1061cb192fff1c3f8435
MD5 hash:
c24c1469b467c31fcafb708e3d7dbc92
SHA1 hash:
b751deed8ae702ff86b9a2518e83905644a6dbae
Detections:
SystemBC
SH256 hash:
2981ee2fc209c7a2a45a6df0d7ef2c8c0781766c0050a691d64e1894a3beb011
MD5 hash:
1fd53f060a19c6440e37727f83b37d78
SHA1 hash:
4d77b58dd005eefd6145aaa4351a3692a7542fc6
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | command_and_control |
|---|---|
| Author: | CD_R0M_ |
| Description: | This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group |
| Rule name: | EXT_MAL_SystemBC_Mar22_1 |
|---|---|
| Author: | Thomas Barabosch, Deutsche Telekom Security |
| Description: | Detects unpacked SystemBC module as used by Emotet in March 2022 |
| Reference: | https://twitter.com/Cryptolaemus1/status/1502069552246575105 |
| Rule name: | MALWARE_Win_EXEPWSH_DLAgent |
|---|---|
| Author: | ditekSHen |
| Description: | Detects SystemBC |
| Rule name: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | meth_peb_parsing |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | meth_stackstrings |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | Start2_net_bin |
|---|---|
| Author: | James_inthe_box |
| Description: | SystemBC |
| Reference: | 7bd341488dc6f01a6662ac478d67d3cd8211cbf362994355027b5bdf573cc31e |
| Rule name: | Start2_overlap_bin |
|---|---|
| Author: | James_inthe_box |
| Description: | SystemBC |
| Reference: | 7bd341488dc6f01a6662ac478d67d3cd8211cbf362994355027b5bdf573cc31e |
| Rule name: | Start2__bin |
|---|---|
| Author: | James_inthe_box |
| Description: | SystemBC |
| Reference: | 7bd341488dc6f01a6662ac478d67d3cd8211cbf362994355027b5bdf573cc31e |
| Rule name: | SystemBC_Config |
|---|---|
| Author: | @bartblaze |
| Description: | Identifies SystemBC RAT, decrypted config. |
| Rule name: | SystemBC_Socks |
|---|---|
| Author: | @bartblaze |
| Description: | Identifies SystemBC RAT, Socks proxy version. |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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