MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2f8228d36369ddc2e0f1a45d0f4ccc83d25a39d45b772fb85b317dd2105c79ba. 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


Intelligence File information Yara 3 Comments

SHA256 hash: 2f8228d36369ddc2e0f1a45d0f4ccc83d25a39d45b772fb85b317dd2105c79ba
SHA3-384 hash: 105bb57890b9c4e7efdf908c25bd110fbd8f2c883c17fd980825b3772347216771bcdf09ce8b61e69b48938de6e44526
SHA1 hash: 60b7b7123e0180004d490818fd586eba68012c27
MD5 hash: 3aa4d777a20b6da99895933bde044dcf
humanhash: fifteen-two-thirteen-florida
File name:3f91a4r3x50220813.exe
Download: download sample
Signature Heodo
File size:993'792 bytes
First seen:2020-07-31 13:34:23 UTC
Last seen:2020-07-31 14:49:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 5087d9f87c247fec62ec143d60b4829f
ssdeep 12288:1dq2982XqwpszV8ski5NeT0sjVZWtYz2QghDmvQhmHo9LWlNsOY8Uu8:1Q291fLski5N6ZWyz2QglbmHo9LGpi
TLSH 9A255B1177C0D476C26630324967E6B4A6B5FC315E35A78B67903F3EAE346C2AD2930E
Reporter @JAMESWT_MHT
Tags:Emotet Heodo

Intelligence


File Origin
# of uploads :
2
# of downloads :
49
Origin country :
IT IT
Mail intelligence
No data
Vendor Threat Intelligence
Result
Threat name:
Emotet MailPassView
Detection:
malicious
Classification:
phis.bank.troj.spyw.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Changes security center settings (notifications, updates, antivirus, firewall)
Contains functionality to inject code into remote processes
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops executables to the windows directory (C:\Windows) and starts them
Drops or copies cmd.exe with a different name (likely to bypass HIPS)
Emotet Banking Trojan found
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Modifies the context of a thread in another process (thread injection)
Sets debug register (to hijack the execution of another thread)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file access)
Writes to foreign memory regions
Yara detected Emotet
Yara detected MailPassView
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 255414 Sample: 3f91a4r3x50220813.exe Startdate: 31/07/2020 Architecture: WINDOWS Score: 100 54 g.msn.com 2->54 62 Malicious sample detected (through community Yara rule) 2->62 64 Emotet Banking Trojan found 2->64 66 Yara detected MailPassView 2->66 68 3 other signatures 2->68 9 3f91a4r3x50220813.exe 6 2->9         started        12 svchost.exe 2->12         started        14 svchost.exe 4 2->14         started        16 7 other processes 2->16 signatures3 process4 dnsIp5 80 Hides that the sample has been downloaded from the Internet (zone.identifier) 9->80 19 cacls.exe 23 9->19         started        82 Changes security center settings (notifications, updates, antivirus, firewall) 12->82 24 MpCmdRun.exe 12->24         started        26 WerFault.exe 14->26         started        52 127.0.0.1 unknown unknown 16->52 signatures6 process7 dnsIp8 56 198.57.203.63, 49728, 8080 UNIFIEDLAYER-AS-1US United States 19->56 58 104.236.52.89, 49730, 8080 DIGITALOCEAN-ASNUS United States 19->58 60 187.64.128.197, 80 CLAROSABR Brazil 19->60 44 C:\Windows\SysWOW64\dcomp\caclsom.exe, PE32+ 19->44 dropped 46 C:\Windows\SysWOW64\dcomp\caclsoe.exe, PE32+ 19->46 dropped 48 C:\Windows\SysWOW64\dcomp\KBDA3706.exe, PE32 19->48 dropped 70 Detected unpacking (changes PE section rights) 19->70 72 Detected unpacking (overwrites its own PE header) 19->72 74 Emotet Banking Trojan found 19->74 78 7 other signatures 19->78 28 KBDA3706.exe 19->28         started        31 cacls.exe 19->31         started        33 cacls.exe 7 19->33         started        37 5 other processes 19->37 35 conhost.exe 24->35         started        76 Writes to foreign memory regions 26->76 file9 signatures10 process11 file12 84 Detected unpacking (changes PE section rights) 28->84 86 Detected unpacking (overwrites its own PE header) 28->86 88 Machine Learning detection for dropped file 28->88 90 Drops executables to the windows directory (C:\Windows) and starts them 28->90 40 KBDA3706.exe 28->40         started        92 Tries to steal Instant Messenger accounts or passwords 31->92 94 Tries to steal Mail credentials (via file access) 31->94 42 WerFault.exe 23 9 33->42         started        50 C:\Users\user\AppData\Local\Temp\9D44.tmp, ASCII 37->50 dropped signatures13 process14
Threat name:
Win32.Trojan.Emotet
Status:
Malicious
First seen:
2020-07-31 13:17:03 UTC
AV detection:
20 of 31 (64.52%)
Threat level
  5/5
Result
Malware family:
emotet
Score:
  10/10
Tags:
trojan banker family:emotet
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Emotet Payload
Emotet
Malware Config
Extraction:
187.64.128.197:80
198.57.203.63:8080
163.172.107.70:8080
212.112.113.235:80
157.7.164.178:8081
181.167.35.84:80
212.156.133.218:80
185.142.236.163:443
181.143.101.19:8080
75.127.14.170:8080
115.165.3.213:80
190.55.233.156:80
139.59.12.63:8080
144.139.91.187:80
37.70.131.107:80
181.113.229.139:443
41.185.29.128:8080
177.37.81.212:443
5.79.70.250:8080
78.188.170.128:80
190.111.215.4:8080
50.116.78.109:8080
75.139.38.211:80
140.207.113.106:443
192.241.220.183:8080
192.210.217.94:8080
81.17.93.134:80
181.164.110.7:80
190.164.75.175:80
201.214.108.231:80
94.96.60.191:80
192.163.221.191:8080
91.83.93.103:443
51.38.201.19:7080
24.157.25.203:80
81.214.253.80:443
87.106.231.60:8080
37.46.129.215:8080
195.201.56.70:8080
201.235.10.215:80
107.161.30.122:8080
113.160.180.109:80
87.252.100.28:80
115.79.195.246:80
113.161.148.81:80
74.208.173.91:8080
46.105.131.68:8080
172.105.78.244:8080
189.146.1.78:443
216.75.37.196:8080
203.153.216.182:7080
153.220.182.49:80
181.134.9.162:80
178.33.167.120:8080
46.49.124.53:80
143.95.101.72:8080
77.74.78.80:443
203.153.216.178:7080
179.5.118.12:80
24.232.36.99:80
177.144.130.105:443
46.32.229.152:8080
89.108.158.234:8080
Threat name:
Emotet
Score:
1.00

Yara Signatures


Rule name:Cobalt_functions
Author:@j0sm1
Description:Detect functions coded with ROR edi,D; Detect CobaltStrike used by differents groups APT
Rule name:IceID_Bank_trojan
Author:unixfreaxjp
Description:Detects IcedID..adjusted several times
Rule name:MALW_emotet
Author:Marc Rivero | McAfee ATR Team
Description:Rule to detect unpacked Emotet

File information


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

Comments