ScreenShot
| Created | 2023.08.02 10:01 | Machine | s1_win7_x6401 |
| Filename | BRR.exe | ||
| Type | PE32 executable (GUI) Intel 80386, for MS Windows | ||
| AI Score |
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Behavior Score |
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| ZERO API | file : malware | ||
| VT API (file) | 31 detected (AIDetectMalware, Convagent, trYj, unsafe, Save, malicious, ZexaF, 0E0@aykXp4ci, Attribute, HighConfidence, high confidence, score, ccnc, FileRepMalware, high, Generic ML PUA, Sabsik, R422854, Artemis, Probably Heur, ExeHeaderL, Generic@AI, RDML, ulcU5jefa59, QLU829AyNQ, Static AI, Malicious PE, confidence, 100%) | ||
| md5 | 5efbe5d0bcd3b6a78d4ee2b4ea3236e4 | ||
| sha256 | d7426a296d6be3d59f4a746b7ac5bfaf32c55279485dd67054e7f50ac6fdd181 | ||
| ssdeep | 49152:xuPeaOJ1momZQaOqThKidlPrttczuW9TB++q2ETAkdPS3KNGfXcR5JbIl:I1DZQaOqTQoPhXW9TQEEgKNccRQ | ||
| imphash | 4328f7206db519cd4e82283211d98e83 | ||
| impfuzzy | 3:sUx2AEBquLdAIEK:nEBqMf | ||
Network IP location
Signature (20cnts)
| Level | Description |
|---|---|
| danger | Connects to an IP address that is no longer responding to requests (legitimate services will remain up-and-running usually) |
| danger | File has been identified by 31 AntiVirus engines on VirusTotal as malicious |
| watch | Checks for the presence of known windows from debuggers and forensic tools |
| watch | Checks the version of Bios |
| watch | Communicates with host for which no DNS query was performed |
| watch | Detects Virtual Machines through their custom firmware |
| watch | Detects VMWare through the in instruction feature |
| notice | A process attempted to delay the analysis task. |
| notice | Allocates read-write-execute memory (usually to unpack itself) |
| notice | Checks adapter addresses which can be used to detect virtual network interfaces |
| notice | Expresses interest in specific running processes |
| notice | HTTP traffic contains suspicious features which may be indicative of malware related traffic |
| notice | Performs some HTTP requests |
| notice | The binary likely contains encrypted or compressed data indicative of a packer |
| info | Checks amount of memory in system |
| info | Checks if process is being debugged by a debugger |
| info | One or more processes crashed |
| info | Queries for the computername |
| info | The executable contains unknown PE section names indicative of a packer (could be a false positive) |
| info | Uses Windows APIs to generate a cryptographic key |
Rules (8cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| warning | Generic_Malware_Zero | Generic Malware | binaries (upload) |
| warning | themida_packer | themida packer | binaries (upload) |
| watch | Obsidium_Zero | Obsidium protector file | binaries (upload) |
| watch | UPX_Zero | UPX packed file | binaries (upload) |
| notice | anti_vm_detect | Possibly employs anti-virtualization techniques | binaries (upload) |
| info | Is_DotNET_EXE | (no description) | binaries (upload) |
| info | IsPE32 | (no description) | binaries (upload) |
| info | PE_Header_Zero | PE File Signature | binaries (upload) |
Suricata ids
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
PE API
IAT(Import Address Table) Library
kernel32.dll
0x48e078 GetModuleHandleA
mscoree.dll
0x48e080 _CorExeMain
EAT(Export Address Table) is none
kernel32.dll
0x48e078 GetModuleHandleA
mscoree.dll
0x48e080 _CorExeMain
EAT(Export Address Table) is none