MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d9b5e7443c3d48d18c5da2ce0dbd958cdc6eac082bede6ba35a8531a5a39470e. 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


Quakbot


Vendor detections: 7


Intelligence 7 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d9b5e7443c3d48d18c5da2ce0dbd958cdc6eac082bede6ba35a8531a5a39470e
SHA3-384 hash: 4c56aea75c8cd7220ce501e9eb8f040d3ea983ac6b8c2e2a86fc381ddf835d82a4040d6de78465f42207e3cc5b7379e4
SHA1 hash: 16e7977907a099fa2c83702ce1c83c0636f3d707
MD5 hash: 83bbeed5e6676bdd8a504515efcd526a
humanhash: grey-berlin-mirror-zebra
File name:document-1062759035.xls
Download: download sample
Signature Quakbot
Create hunting rule
File size:436'224 bytes
First seen:2020-10-19 22:55:06 UTC
Last seen:2020-10-22 16:39:59 UTC
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 12288:U2+J+l5QvSoOUkQGPRoswLLjfsHJNF05F:PJl5QrrkQOCHspN4
TLSH A194F296F359DE8BDA819A348ED352C61323FC504B66430B319DF31BBA7E1544E8B2C9
Reporter lazyactivist192
Tags:Qakbot qbot Quakbot tr01 xls

Intelligence

File Origin
# of uploads :
3
# of downloads :
56
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Exploit.Siggen2.51311.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Sending a custom TCP request by exploiting the app vulnerability
Result
Threat name:
Qbot
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/496400
Signature
Antivirus detection for dropped file
Contains functionality to compare user and computer (likely to detect sandboxes)
Contains functionality to detect virtual machines (IN, VMware)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Document contains an embedded VBA macro with suspicious strings
Document exploit detected (creates forbidden files)
Document exploit detected (drops PE files)
Document exploit detected (process start blacklist hit)
Document exploit detected (UrlDownloadToFile)
Found malware configuration
Injects code into the Windows Explorer (explorer.exe)
Machine Learning detection for dropped file
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Office process drops PE file
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected Qbot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 300889 Sample: document-1062759035.xls Startdate: 20/10/2020 Architecture: WINDOWS Score: 100 53 Found malware configuration 2->53 55 Antivirus detection for dropped file 2->55 57 Multi AV Scanner detection for submitted file 2->57 59 7 other signatures 2->59 8 EXCEL.EXE 14 27 2->8         started        13 taskeng.exe 1 2->13         started        process3 dnsIp4 41 www.notamuzikaletleri.com 8->41 43 notamuzikaletleri.com 176.53.8.231, 443, 49167 RADORETR Turkey 8->43 35 C:\WErtu\Reterd\szvmhegu.exe, PE32 8->35 dropped 37 C:\Users\user\AppData\Local\...\19[1].gif, PE32 8->37 dropped 69 Document exploit detected (creates forbidden files) 8->69 71 Document exploit detected (process start blacklist hit) 8->71 73 Document exploit detected (UrlDownloadToFile) 8->73 15 szvmhegu.exe 3 8->15         started        19 szvmhegu.exe 13->19         started        21 szvmhegu.exe 13->21         started        file5 signatures6 process7 file8 39 C:\Users\user\AppData\Roaming\...\rzviv.exe, PE32 15->39 dropped 45 Antivirus detection for dropped file 15->45 47 Detected unpacking (changes PE section rights) 15->47 49 Detected unpacking (overwrites its own PE header) 15->49 51 3 other signatures 15->51 23 rzviv.exe 15->23         started        26 szvmhegu.exe 15->26         started        28 schtasks.exe 15->28         started        signatures9 process10 signatures11 61 Antivirus detection for dropped file 23->61 63 Detected unpacking (changes PE section rights) 23->63 65 Detected unpacking (overwrites its own PE header) 23->65 67 6 other signatures 23->67 30 explorer.exe 1 23->30         started        33 rzviv.exe 23->33         started        process12 signatures13 75 Contains functionality to compare user and computer (likely to detect sandboxes) 30->75
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d9b5e7443c3d48d18c5da2ce0dbd958cdc6eac082bede6ba35a8531a5a39470e/
Threat name:
Document-Word.Trojan.Abracadabra
Create hunting rule
Status:
Malicious
First seen:
2020-10-19 22:57:03 UTC
AV detection:
16 of 29 (55.17%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=3g26orb4hvenddc5ulha3pmvrtog5laifpw6norvvbjruwrzi4ha._file
Result
Malware family:
qakbot
Create hunting rule
Score:
  10/10
Tags:
trojan banker stealer family:qakbot
Link:
https://tria.ge/reports/201019-cq9beq722x/
Behaviour
Creates scheduled task(s)
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Office loads VBA resources, possible macro or embedded object present
Process spawned suspicious child process
Loads dropped DLL
Executes dropped EXE
Qakbot/Qbot
Malware Config
C2 Extraction:
73.228.1.246:443
74.109.219.145:443
76.111.128.194:443
90.175.88.99:2222
108.191.28.158:443
68.225.60.77:443
75.136.40.155:443
5.193.181.221:2078
72.204.242.138:20
118.160.162.234:443
68.14.210.246:22
148.101.74.12:443
74.222.204.82:443
96.30.198.161:443
140.82.27.132:443
2.50.131.64:443
45.32.155.12:995
45.63.104.123:443
45.32.165.134:443
217.162.149.212:443
207.246.70.216:443
200.75.136.78:443
187.155.58.60:443
166.62.183.139:2078
35.134.202.234:443
67.170.137.8:443
70.45.126.135:443
173.21.10.71:2222
96.247.181.229:443
76.167.240.21:443
67.165.206.193:993
71.80.66.107:443
81.98.133.106:443
190.63.182.214:443
71.197.126.250:443
71.220.191.200:443
24.71.28.247:443
71.56.53.127:443
24.43.22.220:993
81.133.234.36:2222
69.47.239.10:443
80.195.103.146:2222
78.96.199.79:443
65.131.47.228:995
86.121.121.14:2222
96.243.35.201:443
173.70.165.101:995
80.14.209.42:2222
2.51.221.138:995
76.170.77.99:995
46.53.38.174:443
68.116.193.239:443
187.213.152.50:995
50.244.112.10:995
2.88.42.65:995
69.47.26.41:443
151.73.121.31:443
108.46.145.30:443
71.187.170.235:443
75.136.26.147:443
134.0.196.46:995
98.118.156.172:443
199.116.241.147:443
75.137.239.211:443
103.238.231.35:443
74.75.216.202:443
184.21.136.237:443
71.182.142.63:443
78.97.3.6:443
108.190.151.108:2222
85.121.42.12:995
67.6.55.77:443
141.158.47.123:443
98.240.24.57:443
68.46.142.48:995
151.205.102.42:443
172.87.134.226:443
187.213.186.154:443
72.204.242.138:443
72.240.200.181:2222
72.36.59.46:2222
24.229.150.54:995
100.4.179.64:443
190.85.91.154:443
31.215.98.218:443
47.28.131.209:443
207.255.161.8:993
207.246.75.201:443
77.159.149.74:443
45.77.193.83:443
71.19.217.23:443
86.121.215.99:443
207.255.161.8:995
184.180.157.203:2222
108.35.13.206:443
24.122.0.90:443
67.209.195.198:443
68.190.152.98:443
72.204.242.138:465
65.30.213.13:6882
188.27.178.166:443
207.255.161.8:32103
186.154.182.103:443
72.190.101.70:443
208.99.100.129:443
63.155.8.102:995
178.222.13.77:995
70.123.92.175:2222
108.5.33.110:443
70.168.130.172:995
45.32.154.10:443
199.247.22.145:443
80.240.26.178:443
85.204.189.105:443
102.190.183.108:443
207.255.161.8:443
66.215.32.224:443
71.28.7.23:443
86.176.25.92:2222
61.230.0.156:443
207.255.161.8:32100
41.228.59.195:443
67.60.113.253:2222
117.218.208.239:443
206.183.190.53:993
184.98.103.204:995
134.228.24.29:443
66.97.247.15:443
72.204.242.138:50001
72.204.242.138:32100
66.26.160.37:443
86.98.89.172:2222
72.82.15.220:443
24.37.178.158:443
47.44.217.98:443
72.204.242.138:995
95.179.247.224:443
172.78.30.215:443
39.36.156.196:995
24.234.86.201:995
71.163.222.203:443
72.204.242.138:53
93.149.253.201:2222
108.30.125.94:443
84.247.55.190:443
89.42.142.35:443
98.16.204.189:995
45.32.155.12:2222
72.204.242.138:32102
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/d9b5e7443c3d48d18c5da2ce0dbd958cdc6eac082bede6ba35a8531a5a39470e

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:ach_Quakbot_xls_20201020
Create hunting rule
Author:abuse.ch
Description:Detects Quakbot XLS
Rule name:Email_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Email in files like avemaria
Rule name:IPPort_combo_mem
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples
Rule name:SUSP_EnableContent_String_Gen
Create hunting rule
Author:Florian Roth
Description:Detects suspicious string that asks to enable active content in Office Doc
Reference:Internal Research
Rule name:SUSP_Office_Dropper_Strings
Create hunting rule
Author:Florian Roth
Description:Detects Office droppers that include a notice to enable active content
Reference:Internal Research
Rule name:UAC_bypass_bin_mem
Create hunting rule
Author:James_inthe_box
Description:UAC bypass in files like avemaria

File information

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

Comments