Windows
Analysis Report
71e0000.dll.exe
Overview
General Information
Detection
Score: | 56 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Classification
- System is w10x64
- loaddll64.exe (PID: 5860 cmdline:
loaddll64. exe "C:\Us ers\user\D esktop\71e 0000.dll.d ll" MD5: C676FC0263EDD17D4CE7D644B8F3FCD6) - conhost.exe (PID: 5968 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496) - cmd.exe (PID: 3888 cmdline:
cmd.exe /C rundll32. exe "C:\Us ers\user\D esktop\71e 0000.dll.d ll",#1 MD5: 4E2ACF4F8A396486AB4268C94A6A245F) - rundll32.exe (PID: 5248 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\71e0 000.dll.dl l",#1 MD5: 73C519F050C20580F8A62C849D49215A) - rundll32.exe (PID: 5304 cmdline:
rundll32.e xe C:\User s\user\Des ktop\71e00 00.dll.dll ,#1 MD5: 73C519F050C20580F8A62C849D49215A)
- cleanup
{"RSA Public Key": "jl3OiSb2v7y37ljQ6Wyz+Y0CvgAX1wFCqMlzAxRsCG3qD38OzQczLWVjurYCsuEoUrl862ftBKgvFoKN2O0DO0LqpRtmlsgOuzLD56JaGSas/UPLMKPbURKpIJgaL7ETLvP66TG2+zWMzBRZ7A24/MXB1WNzVNE0si2igwojjBo9fwDkFL3VT9TnNAgv+mBjGnq6Z5YtDYf3juf/MEplSZ/w+pUV8pXx6VwaPRCHkcRQFkWTkyqTFCyG0ijsCptq9SoAusD8YObw3vaWSG6mwDIl5khfkR7ehBXnjLRF7OGKhsvOMK6pennTL4SO4NkROI5bkIr4DQio9UB4D6qLyZm5Af/z5Lcc2vflZnbtV04=", "c2_domain": ["telemetry.skype.com", "pushkin-kotero.ru", "ballya99.ru", "tympedyrra66kos2.ru", "svoona8vdia88.ru", "okpoker009291.ru", "sandinsd7x6e.ru", "p4elauus.ru", "kraskinaayd7imus.ru", "dukatto03lo.ru", "leikocitoosih9racker.ru", "simenshina88a8.ru"], "ip_check_url": ["http://ipinfo.io/ip", "http://curlmyip.net"], "serpent_key": "2Egw4N9I7z6IN0of", "tor32_dll": "file://c:\\test\\test32.dll", "tor64_dll": "file://c:\\test\\tor64.dll", "movie_capture": "30, 8, calc no*ad", "server": "50", "sleep_time": "1", "SetWaitableTimer_value(CRC_CONFIGTIMEOUT)": "60", "time_value": "60", "SetWaitableTimer_value(CRC_TASKTIMEOUT)": "60", "SetWaitableTimer_value(CRC_SENDTIMEOUT)": "300", "SetWaitableTimer_value(CRC_KNOCKERTIMEOUT)": "60", "not_use(CRC_BCTIMEOUT)": "10", "botnet": "15072022", "SetWaitableTimer_value": "1"}
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_Ursnif_1 | Yara detected Ursnif | Joe Security |
Click to jump to signature section
AV Detection |
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Source: | Avira: |
Source: | Malware Configuration Extractor: |
Key, Mouse, Clipboard, Microphone and Screen Capturing |
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Source: | File source: |
E-Banking Fraud |
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Source: | File source: |
Source: | Static PE information: |
Source: | Section loaded: | ||
Source: | Section loaded: |
Source: | Static PE information: |
Source: | Key opened: |
Source: | Classification label: |
Source: | Process created: |
Source: | Process created: | ||
Source: | Process created: | ||
Source: | Process created: | ||
Source: | Process created: | ||
Source: | Process created: | ||
Source: | Process created: | ||
Source: | Process created: | ||
Source: | Process created: |
Source: | Mutant created: |
Source: | Automated click: | ||
Source: | Automated click: |
Source: | Window detected: |
Source: | Static PE information: |
Hooking and other Techniques for Hiding and Protection |
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Source: | File source: |
Source: | Process information set: | ||
Source: | Process information set: |
Source: | Last function: |
Source: | Thread injection, dropped files, key value created, disk infection and DNS query: |
Source: | Thread injection, dropped files, key value created, disk infection and DNS query: |
Source: | Process queried: |
Source: | Process created: |
Stealing of Sensitive Information |
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Source: | File source: |
Remote Access Functionality |
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Source: | File source: |
Initial Access | Execution | Persistence | Privilege Escalation | Defense Evasion | Credential Access | Discovery | Lateral Movement | Collection | Exfiltration | Command and Control | Network Effects | Remote Service Effects | Impact |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Valid Accounts | Windows Management Instrumentation | 1 DLL Side-Loading | 11 Process Injection | 1 Virtualization/Sandbox Evasion | OS Credential Dumping | 1 Security Software Discovery | Remote Services | Data from Local System | Exfiltration Over Other Network Medium | Data Obfuscation | Eavesdrop on Insecure Network Communication | Remotely Track Device Without Authorization | Modify System Partition |
Default Accounts | Scheduled Task/Job | Boot or Logon Initialization Scripts | 1 DLL Side-Loading | 1 Rundll32 | LSASS Memory | 1 Virtualization/Sandbox Evasion | Remote Desktop Protocol | Data from Removable Media | Exfiltration Over Bluetooth | Junk Data | Exploit SS7 to Redirect Phone Calls/SMS | Remotely Wipe Data Without Authorization | Device Lockout |
Domain Accounts | At (Linux) | Logon Script (Windows) | Logon Script (Windows) | 11 Process Injection | Security Account Manager | 1 System Information Discovery | SMB/Windows Admin Shares | Data from Network Shared Drive | Automated Exfiltration | Steganography | Exploit SS7 to Track Device Location | Obtain Device Cloud Backups | Delete Device Data |
Local Accounts | At (Windows) | Logon Script (Mac) | Logon Script (Mac) | 1 DLL Side-Loading | NTDS | System Network Configuration Discovery | Distributed Component Object Model | Input Capture | Scheduled Transfer | Protocol Impersonation | SIM Card Swap | Carrier Billing Fraud |
This section contains all screenshots as thumbnails, including those not shown in the slideshow.
Source | Detection | Scanner | Label | Link |
---|---|---|---|---|
100% | Avira | HEUR/AGEN.1245293 |
Joe Sandbox Version: | 36.0.0 Rainbow Opal |
Analysis ID: | 745704 |
Start date and time: | 2022-11-14 16:52:14 +01:00 |
Joe Sandbox Product: | CloudBasic |
Overall analysis duration: | 0h 7m 7s |
Hypervisor based Inspection enabled: | false |
Report type: | light |
Sample file name: | 71e0000.dll.exe (renamed file extension from exe to dll) |
Cookbook file name: | default.jbs |
Analysis system description: | Windows 10 64 bit v1803 with Office Professional Plus 2016, Chrome 104, IE 11, Adobe Reader DC 19, Java 8 Update 211 |
Number of analysed new started processes analysed: | 19 |
Number of new started drivers analysed: | 0 |
Number of existing processes analysed: | 0 |
Number of existing drivers analysed: | 0 |
Number of injected processes analysed: | 0 |
Technologies: |
|
Analysis Mode: | default |
Analysis stop reason: | Timeout |
Detection: | MAL |
Classification: | mal56.troj.winDLL@8/0@0/0 |
EGA Information: | Failed |
HDC Information: | Failed |
HCA Information: |
|
Cookbook Comments: |
|
- Exclude process from analysis (whitelisted): MpCmdRun.exe, audiodg.exe, WMIADAP.exe, SgrmBroker.exe, conhost.exe, backgroundTaskHost.exe, svchost.exe
- Excluded IPs from analysis (whitelisted): 23.35.236.109
- Excluded domains from analysis (whitelisted): www.bing.com, fs.microsoft.com, e16604.g.akamaiedge.net, ctldl.windowsupdate.com, prod.fs.microsoft.com.akadns.net, fs-wildcard.microsoft.com.edgekey.net, fs-wildcard.microsoft.com.edgekey.net.globalredir.akadns.net
- Not all processes where analyzed, report is missing behavior information
File type: | |
Entropy (8bit): | 6.418533812763107 |
TrID: |
|
File name: | 71e0000.dll.dll |
File size: | 233472 |
MD5: | 4a97461216c8a905f374ebb4f9d5423c |
SHA1: | 972bcb9401faa74c1b66a1929b6cfa20ce26aa70 |
SHA256: | 1c127c223ece190ab8982cb8b55cb2d78754b1e8e51775aa276e85587a1311e4 |
SHA512: | 3f240bc9cca4a0d04df27e5fdfb6f10de64ab6b77402699c0a065e836145c475f7821fd9fed0e54c79f7fcc074fb2206b3703aaa45a5d75eecdcccddc34f28a0 |
SSDEEP: | 3072:1lfGqwJTeTEom3lIkR2SCD6q9KgyItk78mV0dfgxT/cqApw5VgCK5hcjw9xJFoc:1lDosEPR66q9KgylInd6oqApD5BnFoc |
TLSH: | 4D346D5AA3E50995ED6BD5B6CD53D227EBF234492B24C30F53B0CAA66F17362B21C301 |
File Content Preview: | MZ..............................................................................................................................................................................................................................................PE..d.....%c... |
Icon Hash: | 74f0e4ecccdce0e4 |
Entrypoint: | 0x18000ada0 |
Entrypoint Section: | .text |
Digitally signed: | false |
Imagebase: | 0x180000000 |
Subsystem: | windows gui |
Image File Characteristics: | EXECUTABLE_IMAGE, LARGE_ADDRESS_AWARE, DLL |
DLL Characteristics: | |
Time Stamp: | 0x632596F2 [Sat Sep 17 09:44:18 2022 UTC] |
TLS Callbacks: | |
CLR (.Net) Version: | |
OS Version Major: | 5 |
OS Version Minor: | 2 |
File Version Major: | 5 |
File Version Minor: | 2 |
Subsystem Version Major: | 5 |
Subsystem Version Minor: | 2 |
Import Hash: |
Instruction |
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inc eax |
push ebx |
dec eax |
sub esp, 20h |
mov ebx, 00000001h |
test edx, edx |
je 00007F920471D986h |
cmp edx, ebx |
jne 00007F920471D991h |
mov eax, ebx |
lock xadd dword ptr [0002ACB3h], eax |
add eax, ebx |
cmp eax, ebx |
jne 00007F920471D981h |
dec ecx |
mov edx, eax |
call 00007F920473028Ah |
test eax, eax |
je 00007F920471D975h |
xor ebx, ebx |
jmp 00007F920471D971h |
lock add dword ptr [0002AC95h], FFFFFFFFh |
jne 00007F920471D967h |
call 00007F920472B3B7h |
mov eax, ebx |
dec eax |
add esp, 20h |
pop ebx |
ret |
int3 |
int3 |
dec eax |
mov dword ptr [esp+08h], ebx |
push edi |
dec eax |
sub esp, 20h |
dec eax |
mov ebx, ecx |
dec eax |
mov ecx, dword ptr [ecx+08h] |
call dword ptr [ebx] |
dec eax |
lea edx, dword ptr [ebx+10h] |
cmp byte ptr [edx], 00000000h |
mov edi, eax |
je 00007F920471D97Bh |
dec eax |
mov ecx, dword ptr [0002AE4Fh] |
dec eax |
lea eax, dword ptr [0002F01Bh] |
inc esp |
mov eax, edi |
dec eax |
add ecx, eax |
call 00007F920471D9DAh |
dec eax |
mov ecx, dword ptr [0002AC3Eh] |
dec esp |
mov eax, ebx |
xor edx, edx |
call dword ptr [00023263h] |
lock add dword ptr [0002AE03h], FFFFFFFFh |
mov ecx, edi |
call dword ptr [00023263h] |
int3 |
int3 |
int3 |
inc esp |
mov ebx, ecx |
xor eax, eax |
inc ebp |
xor ecx, ecx |
inc esp |
xor ebx, dword ptr [0002AE01h] |
dec esp |
mov edx, edx |
dec eax |
test edx, edx |
je 00007F920471D999h |
dec esp |
lea eax, dword ptr [edx+10h] |
inc ebp |
cmp ecx, dword ptr [edx] |
jnc 00007F920471D990h |
Name | Virtual Address | Virtual Size | Is in Section |
---|---|---|---|
IMAGE_DIRECTORY_ENTRY_EXPORT | 0x337e0 | 0x36 | .rdata |
IMAGE_DIRECTORY_ENTRY_IMPORT | 0x32738 | 0x3c | .rdata |
IMAGE_DIRECTORY_ENTRY_RESOURCE | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_EXCEPTION | 0x37000 | 0x18d8 | .pdata |
IMAGE_DIRECTORY_ENTRY_SECURITY | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_BASERELOC | 0x3c000 | 0x340 | .reloc |
IMAGE_DIRECTORY_ENTRY_DEBUG | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_COPYRIGHT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_GLOBALPTR | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_TLS | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_BOUND_IMPORT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_IAT | 0x2e000 | 0x520 | .rdata |
IMAGE_DIRECTORY_ENTRY_DELAY_IMPORT | 0x309ac | 0x1e0 | .rdata |
IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_RESERVED | 0x0 | 0x0 |
Name | Virtual Address | Virtual Size | Raw Size | Xored PE | ZLIB Complexity | File Type | Entropy | Characteristics |
---|---|---|---|---|---|---|---|---|
.text | 0x1000 | 0x2cc32 | 0x2ce00 | False | 0.5784133443593314 | data | 6.355705596590523 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ |
.rdata | 0x2e000 | 0x5816 | 0x5a00 | False | 0.36796875 | data | 5.257417548439639 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ |
.data | 0x34000 | 0x2040 | 0x1a00 | False | 0.3293269230769231 | lif file "", version 0, LIF identifier 0, directory start address 0 length 0 | 3.9553774452192996 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE |
.pdata | 0x37000 | 0x18d8 | 0x1a00 | False | 0.5178786057692307 | data | 5.20244289599206 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ |
.bss | 0x39000 | 0x2020 | 0x2200 | False | 0.9345128676470589 | data | 7.791653023995373 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE |
.reloc | 0x3c000 | 0x1000 | 0xe00 | False | 0.5245535714285714 | data | 4.919058316188766 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ |
Click to jump to process
Target ID: | 0 |
Start time: | 16:53:16 |
Start date: | 14/11/2022 |
Path: | C:\Windows\System32\loaddll64.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff64b2a0000 |
File size: | 139776 bytes |
MD5 hash: | C676FC0263EDD17D4CE7D644B8F3FCD6 |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Target ID: | 1 |
Start time: | 16:53:16 |
Start date: | 14/11/2022 |
Path: | C:\Windows\System32\conhost.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff745070000 |
File size: | 625664 bytes |
MD5 hash: | EA777DEEA782E8B4D7C7C33BBF8A4496 |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Target ID: | 2 |
Start time: | 16:53:17 |
Start date: | 14/11/2022 |
Path: | C:\Windows\System32\cmd.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff707bb0000 |
File size: | 273920 bytes |
MD5 hash: | 4E2ACF4F8A396486AB4268C94A6A245F |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Target ID: | 3 |
Start time: | 16:53:17 |
Start date: | 14/11/2022 |
Path: | C:\Windows\System32\rundll32.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff7463a0000 |
File size: | 69632 bytes |
MD5 hash: | 73C519F050C20580F8A62C849D49215A |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Target ID: | 4 |
Start time: | 16:53:17 |
Start date: | 14/11/2022 |
Path: | C:\Windows\System32\rundll32.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff7463a0000 |
File size: | 69632 bytes |
MD5 hash: | 73C519F050C20580F8A62C849D49215A |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |