MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 53b9aaed11c3bff95b8baeef19467b11ab6ef362e2f8b550ee531babbddd9e0f. 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: 10

Maldoc score: 25

Intelligence 10 IOCs YARA File information Comments

SHA256 hash:	53b9aaed11c3bff95b8baeef19467b11ab6ef362e2f8b550ee531babbddd9e0f
SHA3-384 hash:	a1a6b3f9b1d1732f1009e99490cedf977d36d2913c75eadd492afbcca5c2e8c62e69a750b57ccadd9b5d00a8b2db2ffa
SHA1 hash:	334c4352dbda3759ca503a6118bc2ddb09b6f9d7
MD5 hash:	8d4ca32c865cbc75fb529bc64730c453
humanhash:	echo-one-papa-yankee
File name:	bid,02.21.doc
Download:	download sample
Signature	Quakbot Create hunting rule
File size:	98'297 bytes
First seen:	2021-02-04 18:44:55 UTC
Last seen:	Never
File type:	doc
MIME type:	application/vnd.openxmlformats-officedocument.wordprocessingml.document
ssdeep	1536:5E2JEK2wTDIT3Wdfb5x8+cQe7c7qMMr0/QUHfrhxO1z9J6UtAebABFBuNAWCx:B3cT3yVK+c7kC0oUDhx6z9J0ebABeNc
TLSH	CCA3E167D740AA71E8BC01BEC84393DD2B243F1493926BA3B55E3B4B7BB47A10D2C459
Reporter	p5yb34m
Tags:	doc Qakbot qbot Quakbot Shathak TA551

p5yb34m

.dll Payload:
http://jelly-abbott2012.com/assets/PrJ89R1omH4JBaK8q0n4XpPvL/UXkYf7MTZmFY6fKz3Ucy/LeRmEs9QABasNtRNYqIWmiGwFsfA6JnLpsw8MuGhXaik/mP3kjUV099sIjETh/99555/4hM/6b6j/zIf0CMfm5ta8lg5xc6/lyry17?id=OEEljipbbrbX2Ph&=xGyGl5T4vhzzmLIpNuSh6&cid=a4dxjm3RnMj6IM&alVI5V=1jwP8azygw4K7IswVAJr&lDLegF=bYDwcp9SC5iYgWF&search=mRazXzBNyUE4LC&ref=TtbQtqsqznGXTFizF7hQB

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: 25

OLE dump

MalwareBazaar was able to identify 18 sections in this file using oledump:

Section ID	Section size	Section name
A1	581 bytes	PROJECT
A2	113 bytes	PROJECTwm
A3	1127 bytes	VBA/ThisDocument
A4	4336 bytes	VBA/_VBA_PROJECT
A5	2400 bytes	VBA/__SRP_0
A6	206 bytes	VBA/__SRP_1
A7	348 bytes	VBA/__SRP_2
A8	106 bytes	VBA/__SRP_3
A9	680 bytes	VBA/a3vOuS
A10	1957 bytes	VBA/aK3Sk5
A11	13229 bytes	VBA/at1hZ
A12	1046 bytes	VBA/dir
A13	1176 bytes	VBA/frm
A14	97 bytes	frm/CompObj
A15	286 bytes	frm/VBFrame
A16	130 bytes	frm/f
A17	1860 bytes	frm/o

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	AutoOpen	Runs when the Word document is opened
Suspicious	Open	May open a file
Suspicious	Output	May write to a file (if combined with Open)
Suspicious	CopyFile	May copy a file
Suspicious	Shell	May run an executable file or a system command
Suspicious	Run	May run an executable file or a system command
Suspicious	ShellExecute	May run an executable file or a system command
Suspicious	Shell32	May run an executable file or a system command
Suspicious	SW_HIDE	May hide the application
Suspicious	CreateObject	May create an OLE object
Suspicious	Chr	May attempt to obfuscate specific strings (use option --deobf to deobfuscate)
Suspicious	Hex Strings	Hex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)
Suspicious	Base64 Strings	Base64-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)

Intelligence

File Origin

# of uploads :

# of downloads :

806

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

bid,02.21.doc

Verdict:

Malicious activity

Analysis date:

2021-02-04 18:24:49 UTC

Tags:

macros macros-on-open generated-doc

Link:

https://app.any.run/tasks/08d080e1-4dbf-494e-8f70-a7d2918bd061

Note:

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

Verdict:

Malicious

File type:

application/msword

Has a screenshot:

False

Contains macros:

True

Detection(s):

Twinwave.EvilDoc.ShellSlicerR3CONF1GUR3D.M2.202000318.UNOFFICIAL

TwinWave.EvilDoc.ShellSlicerMightyWings.20210201.UNOFFICIAL

TwinWave.EvilDoc.ShellSlicerMightyWings.M2.20210201.UNOFFICIAL

Sanesecurity.Badmacro.doc_shellao.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Creating a file

Using the Windows Management Instrumentation requests

DNS request

Sending an HTTP GET request

Launching a process

Creating a process from a recently created file

Result

Verdict:

Malicious

File Type:

Word File with Macro

Link:

https://app.docguard.net/53b9aaed11c3bff95b8baeef19467b11ab6ef362e2f8b550ee531babbddd9e0f/results/dashboard

Document image

Image:

Download PNG

Result

Verdict:

MALICIOUS

Details

Macro with Startup Hook

Detected macro logic that will automatically execute on document open. Most malware contains some execution hook.

Macro with File System Write

Detected macro logic that can write data to the file system.

Macro Execution Coercion

Detected a document that appears to social engineer the user into activating embedded logic.

Macro Contains Suspicious String

Detected a macro with a suspicious string. Suspicious strings include privileged function calls, obfuscations, odd registry keys, etc...

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/53b9aaed11c3bff95b8baeef19467b11ab6ef362e2f8b550ee531babbddd9e0f/

Threat name:

Document-Word.Downloader.Heuristic

Status:

Malicious

First seen:

2021-02-04 18:45:11 UTC

AV detection:

10 of 46 (21.74%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ko42v3iryo77sw4lv3xrsrt3cgvw543c4l4lkuhokmn2xpo5tyhq._file

Result

Malware family:

qakbot

Score:

10/10

Tags:

family:qakbot botnet:krk01 campaign:1611569149 banker macro stealer trojan

Link:

https://tria.ge/reports/210204-fq71zkpvtj/

Behaviour

Checks SCSI registry key(s)

Checks processor information in registry

Enumerates system info in registry

Modifies Internet Explorer settings

Modifies registry class

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Office loads VBA resources, possible macro or embedded object present

Drops file in Windows directory

Loads dropped DLL

Executes dropped EXE

Qakbot/Qbot

Malware Config

C2 Extraction:

31.5.21.66:995
89.3.198.238:443
202.188.138.162:443
188.24.128.253:443
175.141.219.71:443
151.60.15.183:443
184.189.122.72:443
80.227.5.70:443
140.82.49.12:443
89.211.241.100:995
81.97.154.100:443
77.27.174.49:995
92.154.83.96:2078
42.3.8.54:443
71.187.170.235:443
46.153.36.53:995
71.182.142.63:443
105.186.102.16:443
50.244.112.106:443
78.63.226.32:443
85.132.36.111:2222
68.186.192.69:443
75.136.40.155:443
68.225.60.77:995
144.139.47.206:443
79.129.121.81:995
98.121.187.78:443
75.67.192.125:443
216.201.162.158:443
2.50.2.216:443
75.136.26.147:443
84.72.35.226:443
172.78.30.215:443
105.198.236.99:443
83.110.102.100:443
193.248.221.184:2222
190.85.91.154:443
96.37.113.36:993
83.110.108.181:2222
88.233.91.244:443
95.77.223.148:443
207.246.77.75:2222
86.236.77.68:2222
207.246.77.75:443
45.63.107.192:995
77.211.30.202:995
149.28.99.97:443
207.246.77.75:8443
149.28.98.196:2222
207.246.116.237:995
207.246.116.237:8443
149.28.99.97:995
207.246.77.75:995
207.246.116.237:2222
45.77.115.208:443
45.32.211.207:995
149.28.101.90:8443
149.28.101.90:443
149.28.99.97:2222
172.115.177.204:2222
144.202.38.185:995
207.246.116.237:443
149.28.98.196:443
144.202.38.185:443
149.28.101.90:995
45.32.211.207:2222
45.32.211.207:443
45.32.211.207:8443
149.28.98.196:995
144.202.38.185:2222
45.63.107.192:443
149.28.101.90:2222
45.63.107.192:2222
45.77.115.208:2222
196.151.252.84:443
105.198.236.101:443
82.76.47.211:443
45.77.115.208:995
45.77.115.208:8443
213.60.147.140:443
92.59.35.196:2222
47.22.148.6:443
203.106.195.67:443
202.185.50.15:443
173.70.165.101:995
50.240.77.238:22
86.98.93.124:2078
172.87.157.235:3389
197.45.110.165:995
76.25.142.196:443
106.51.52.111:443
188.25.63.105:443
83.110.12.140:2222
64.121.114.87:443
50.29.166.232:995
217.133.54.140:32100
122.148.156.131:995
173.21.10.71:2222
45.46.53.140:2222
67.6.91.75:443
47.156.65.184:443
76.111.128.194:443
75.118.1.141:443
65.27.228.247:443
71.74.12.34:443
74.68.144.202:443
98.240.24.57:443
47.196.192.184:443
71.14.110.199:443
71.197.126.250:443
24.253.38.139:993
197.161.154.132:443
80.7.129.64:995
47.208.8.187:443
89.137.211.239:995
86.220.60.133:2222
94.53.92.42:443
78.97.207.104:443
106.250.150.98:443
67.8.103.21:443
41.39.134.183:443
2.50.161.6:2222
96.19.117.140:443
199.19.117.131:443
104.37.20.207:995
216.150.207.100:2222
189.222.111.204:443
73.216.60.90:2222
69.123.179.70:443
189.237.7.9:443
89.137.221.232:443
109.12.111.14:443
125.63.101.62:443
2.7.69.217:2222
89.211.247.202:443
201.130.149.43:995
186.155.151.167:443
201.127.37.219:443
151.205.102.42:443
189.210.115.207:443
97.69.160.4:2222
72.240.200.181:2222
72.252.201.69:443
172.87.134.226:995
209.210.187.52:995
209.210.187.52:443
108.46.145.30:443
24.229.150.54:995
186.84.90.232:443
80.11.5.65:2222

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/53b9aaed11c3bff95b8baeef19467b11ab6ef362e2f8b550ee531babbddd9e0f

File information

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

Malspam

Quakbot

doc 53b9aaed11c3bff95b8baeef19467b11ab6ef362e2f8b550ee531babbddd9e0f

(this sample)

Delivery method

Distributed via e-mail attachment

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