MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 64cfb10817f12511be4941e97e4eb396194a0f7ab84e6ae33618e7d10f1f252f. 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: 8

Maldoc score: 5

Intelligence 8 IOCs YARA 10 File information Comments

SHA256 hash:	64cfb10817f12511be4941e97e4eb396194a0f7ab84e6ae33618e7d10f1f252f
SHA3-384 hash:	66737324a4d4666ee2a17bffca3d01b2d523a628315f5df0a76b815f9072b63a25c0b6f320e61c4a2e29ce7a40bb79de
SHA1 hash:	de3bee18d9d17d4b0f1429c5adb920592a41fb3e
MD5 hash:	b3286a77ef060976143609500b6b9f69
humanhash:	saturn-florida-happy-alanine
File name:	docs_ 25.xls
Download:	download sample
Signature	Quakbot Create hunting rule
File size:	325'632 bytes
First seen:	2021-02-12 19:11:36 UTC
Last seen:	2021-02-12 21:03:17 UTC
File type:	xls
MIME type:	application/vnd.ms-excel
ssdeep	6144:fcKoSsxzNDZLDZjlbR868O8KWc03NeMJ7uDphYHceXVhca+fMHLty/x2zZ89pTIb:UeLUIRfUI5uXL6nDJoS
TLSH	3364F186B7CE9E59DB15873413DB865D9F27EC0B5B6717C39A40B204BE34EA00A22747
Reporter	abuse_ch
Tags:	Qakbot qbot Quakbot xls

Office OLE Information

This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.

OLE id

Maldoc score: 5

Application name is Microsoft Excel

Office document is in OLE format

OLE dump

MalwareBazaar was able to identify 3 sections in this file using oledump:

Section ID	Section size	Section name
1	4096 bytes	DocumentSummaryInformation
2	4096 bytes	SummaryInformation
3	313500 bytes	Workbook

OLE vba

MalwareBazaar was able to extract and deobfuscate VBA script(s) the following information from OLE objects embedded in this file using olevba:

Type	Keyword	Description
AutoExec	Auto_Open	Runs when the Excel Workbook is opened
Suspicious	EXEC	May run an executable file or a system
Suspicious	Hex Strings	Hex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)

Intelligence

File Origin

# of uploads :

# of downloads :

1'940

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

docs_ 25.xls

Verdict:

No threats detected

Analysis date:

2021-02-12 19:18:57 UTC

Tags:

macros

Link:

https://app.any.run/tasks/9c09fd3c-7cba-41cb-bd90-68611b97ffd9

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Verdict:

Malicious

File type:

application/vnd.ms-excel

Has a screenshot:

False

Contains macros:

True

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/116968/

Detection(s):

TwinWave.EvilDoc.Excel4MagicPalmersArcade.20201207.UNOFFICIAL

Result

Verdict:

Clean

Maliciousness:

Behaviour

Creating a window

Result

Verdict:

Malicious

File Type:

Legacy Office File

Link:

https://app.docguard.net/64cfb10817f12511be4941e97e4eb396194a0f7ab84e6ae33618e7d10f1f252f/results/dashboard

Payload URLs

URL

File name

http://titanautomobiles.com/ds/1002.gif

WorkBook

Result

Verdict:

MALICIOUS

Details

Autostarting Excel Macro Sheet

Excel contains Macrosheet logic that will trigger automatically upon document open.

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/64cfb10817f12511be4941e97e4eb396194a0f7ab84e6ae33618e7d10f1f252f/

Threat name:

Document-Office.Backdoor.Quakbot

Status:

Malicious

First seen:

2021-02-12 20:31:29 UTC

AV detection:

8 of 29 (27.59%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=mth3ccax6esrdpsjihux4tvtsymuud32xbhgvyzwddt5cdy7euxq._file

Result

Malware family:

qakbot

Score:

10/10

Tags:

family:qakbot botnet:tr campaign:1612776124 banker macro stealer trojan xlm

Link:

https://tria.ge/reports/210212-241tz4ksfa/

Behaviour

Checks SCSI registry key(s)

Checks processor information in registry

Creates scheduled task(s)

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Loads dropped DLL

Process spawned unexpected child process

Qakbot/Qbot

Malware Config

C2 Extraction:

176.205.222.30:2078
174.76.188.217:22
105.226.10.142:443
87.202.87.210:2222
203.194.110.74:443
95.77.223.148:443
45.77.115.208:2222
47.146.169.85:443
76.94.200.148:995
23.240.70.80:443
193.252.48.200:443
154.124.130.140:995
45.32.211.207:2222
149.28.98.196:2222
149.28.98.196:995
149.28.101.90:995
207.246.77.75:2222
45.63.107.192:995
173.70.165.101:995
207.246.116.237:995
149.28.99.97:2222
149.28.101.90:8443
207.246.116.237:443
45.77.115.208:443
45.32.211.207:8443
207.246.77.75:8443
149.28.101.90:443
45.63.107.192:2222
207.246.77.75:995
149.28.99.97:995
45.32.211.207:443
144.202.38.185:443
45.63.107.192:443
149.28.101.90:2222
149.28.99.97:443
45.32.211.207:995
207.246.116.237:2222
207.246.116.237:8443
149.28.98.196:443
144.202.38.185:2222
207.246.77.75:443
144.202.38.185:995
1.52.227.184:443
184.189.122.72:443
201.171.77.138:443
208.126.142.17:443
60.50.255.183:443
172.78.30.215:443
171.103.138.122:995
92.59.35.196:2222
176.181.247.197:443
82.127.125.209:990
45.77.115.208:8443
45.77.115.208:995
50.29.166.232:995
172.87.157.235:3389
85.58.200.50:2222
196.151.252.84:443
24.50.118.93:443
103.51.20.143:2222
86.236.77.68:2222
78.63.226.32:443
82.76.47.211:443
76.25.142.196:443
213.60.147.140:443
151.33.233.193:443
81.88.254.62:443
70.126.76.75:443
160.3.187.114:443
41.205.16.1:443
96.61.23.88:995
86.98.93.124:2078
2.232.253.79:995
209.210.187.52:443
188.25.63.105:443
115.133.243.6:443
27.223.92.142:995
140.82.49.12:443
80.11.173.82:8443
2.7.69.217:2222
190.85.91.154:443
142.68.28.22:443
89.211.252.190:995
178.153.37.196:443
79.129.121.81:995
71.88.193.17:443
86.160.137.132:443
202.184.20.119:443
83.110.12.140:2222
115.69.252.0:22
105.198.236.101:443
144.139.47.206:443
105.198.236.99:443
197.45.110.165:995
85.132.36.111:2222
70.168.130.172:995
71.187.170.235:443
80.227.5.69:443
59.90.246.200:443
81.214.126.173:2222
68.225.60.77:995
108.31.15.10:995
83.110.108.181:2222
46.153.119.255:995
216.201.162.158:443
197.161.154.132:443
96.21.251.127:2222
75.136.40.155:443
24.95.61.62:443
68.186.192.69:443
193.248.221.184:2222
75.67.192.125:443
81.97.154.100:443
75.118.1.141:443
47.22.148.6:443
182.48.193.200:443
203.198.96.37:443
106.51.52.111:443
83.110.103.152:443
75.136.26.147:443
2.50.2.216:443
189.223.234.23:995
74.222.204.82:995
173.21.10.71:2222
69.123.179.70:443
71.74.12.34:443
45.46.53.140:2222
86.97.162.85:443
2.51.171.223:443
144.139.166.18:443
71.197.126.250:443
67.6.12.4:443
122.148.156.131:995
64.121.114.87:443
50.244.112.106:443
70.54.25.76:2222
1.32.35.2:443
89.137.211.239:995
67.165.206.193:993
186.28.51.27:443
98.240.24.57:443
109.12.111.14:443
71.14.110.199:443
94.53.92.42:443
84.247.55.190:8443
24.27.82.216:2222
74.68.144.202:443
196.221.207.137:995
85.184.63.112:443
67.8.103.21:443

Dropper Extraction:

http://titanautomobiles.com/ds/1002.gif

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/64cfb10817f12511be4941e97e4eb396194a0f7ab84e6ae33618e7d10f1f252f

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:	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:	multiple_concats_in_excel4_enjoy_the_silence Create hunting rule
Author:	Will Metcalf
Description:	Behold The Great And Powerful Match Iterator. Multiple Concats with register Function SILENT BUILDER EDITION
Reference:	https://www.youtube.com/watch?v=2sd7MQVofYc

Rule name:	multiple_concats_in_excel4_formula_call Create hunting rule
Author:	Will Metcalf
Description:	Behold The Great And Powerful Match Iterator. Multiple Concats Inside of call Function
Reference:	https://blog.reversinglabs.com/blog/excel-4.0-macros

Rule name:	QakBot Create hunting rule
Author:	kevoreilly
Description:	QakBot Payload

Rule name:	qbot_bin Create hunting rule
Author:	James_inthe_box
Description:	Qbot Qakbot
Reference:	https://app.any.run/tasks/b89d7454-403c-4c81-95db-7ecbba38eb02

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_Excel4Macro_AutoOpen Create hunting rule
Author:	John Lambert @JohnLaTwC
Description:	Detects Excel4 macro use with auto open / close

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.

Cape

https://www.capesandbox.com/analysis/116968/

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