danabot | 41b87704118429cf10614b868b6a0ebc3f3d85d2b154ee83101f01661636b4ee

Analysis

max time kernel
136s
max time network
76s
platform
windows7_x64
resource
win7v20210408
submitted
08-05-2021 13:06

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General

Target

cvhost.exe
Size

6.1MB
MD5

ca3a564e2dbaa4c15296d982286f9e19
SHA1

e1aaabaf8e2e0e1709b82bcc9427b36465da2ce1
SHA256

41b87704118429cf10614b868b6a0ebc3f3d85d2b154ee83101f01661636b4ee
SHA512

29ab853dc5304ff69e48e65f8babe3858147a7d81035aba9a2aa2e12ae49ff7fea070ea45d8554e05fd4a9ccd72816e5605f7c42faa5810d113ddd7d2af0b1e0

Score

10^/10

danabot 3 banker discovery spyware stealer trojan

Malware Config

Extracted

Family

danabot

Version

1827

Botnet

192.210.198.12:443

192.236.147.83:443

184.95.51.175:443

184.95.51.183:443

Attributes

embedded_hash
AEF96B4D339B580ABB737F203C2D0F52

rsa_pubkey.plain

Signatures

Danabot
Danabot is a modular banking Trojan that has been linked with other malware.
trojan banker danabot
Blocklisted process makes network request 4 IoCs

Processes:

RUNDLL32.EXE

flow pid process

4 1364 RUNDLL32.EXE
5 1364 RUNDLL32.EXE
6 1364 RUNDLL32.EXE
7 1364 RUNDLL32.EXE
Deletes itself 1 IoCs

Processes:

rundll32.exe

pid process

1508 rundll32.exe
Loads dropped DLL 8 IoCs

Processes:

rundll32.exeRUNDLL32.EXE

pid process

1508 rundll32.exe
1508 rundll32.exe
1508 rundll32.exe
1508 rundll32.exe
1364 RUNDLL32.EXE
1364 RUNDLL32.EXE
1364 RUNDLL32.EXE
1364 RUNDLL32.EXE
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

flow	pid	process
4	1364	RUNDLL32.EXE
5	1364	RUNDLL32.EXE
6	1364	RUNDLL32.EXE
7	1364	RUNDLL32.EXE

pid	process
1508	rundll32.exe

pid	process
1508	rundll32.exe
1508	rundll32.exe
1508	rundll32.exe
1508	rundll32.exe
1364	RUNDLL32.EXE
1364	RUNDLL32.EXE
1364	RUNDLL32.EXE
1364	RUNDLL32.EXE

Drops desktop.ini file(s) 3 IoCs

Processes:

RUNDLL32.EXE

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Windows Mail\Stationery\Desktop.ini	RUNDLL32.EXE
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\X8SF34HL\desktop.ini	RUNDLL32.EXE
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Feeds Cache\VNYR844D\desktop.ini	RUNDLL32.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

rundll32.exeRUNDLL32.EXE

description pid process

Token: SeDebugPrivilege 1508 rundll32.exe
Token: SeDebugPrivilege 1364 RUNDLL32.EXE

description	pid	process
Token: SeDebugPrivilege	1508	rundll32.exe
Token: SeDebugPrivilege	1364	RUNDLL32.EXE

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

cvhost.exerundll32.exe

description	pid	process	target process
PID 1628 wrote to memory of 1508	1628	cvhost.exe	rundll32.exe
PID 1628 wrote to memory of 1508	1628	cvhost.exe	rundll32.exe
PID 1628 wrote to memory of 1508	1628	cvhost.exe	rundll32.exe
PID 1628 wrote to memory of 1508	1628	cvhost.exe	rundll32.exe
PID 1628 wrote to memory of 1508	1628	cvhost.exe	rundll32.exe
PID 1628 wrote to memory of 1508	1628	cvhost.exe	rundll32.exe
PID 1628 wrote to memory of 1508	1628	cvhost.exe	rundll32.exe
PID 1508 wrote to memory of 1364	1508	rundll32.exe	RUNDLL32.EXE
PID 1508 wrote to memory of 1364	1508	rundll32.exe	RUNDLL32.EXE
PID 1508 wrote to memory of 1364	1508	rundll32.exe	RUNDLL32.EXE
PID 1508 wrote to memory of 1364	1508	rundll32.exe	RUNDLL32.EXE
PID 1508 wrote to memory of 1364	1508	rundll32.exe	RUNDLL32.EXE
PID 1508 wrote to memory of 1364	1508	rundll32.exe	RUNDLL32.EXE
PID 1508 wrote to memory of 1364	1508	rundll32.exe	RUNDLL32.EXE

C:\Users\Admin\AppData\Local\Temp\cvhost.exe
"C:\Users\Admin\AppData\Local\Temp\cvhost.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1628

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\CVHOST~1.DLL,Z C:\Users\Admin\AppData\Local\Temp\cvhost.exe
2⤵
- Deletes itself
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1508

C:\Windows\SysWOW64\RUNDLL32.EXE
C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\CVHOST~1.DLL,nktTNA==
3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Drops desktop.ini file(s)
- Suspicious use of AdjustPrivilegeToken
PID:1364

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CVHOST~1.DLL
MD5
5b307ca1c9b7f71bb1a03d1c44692812

SHA1
eff329a067a4c568779aa420c44471e1f79dce3b

SHA256
beac9d6fefce24dd78c00fb20bba4b9f06840161d9ed4fb7bc3cac19640c2175

SHA512
b695237385e4024e290c8d346eb707326a977ea2ad1daf8d689b8ff7227d1aa9ad566fdbee9b6820c982f86141ce157bb203f0f25e692162fba49bde3c1c2d7a

Download Submit
\Users\Admin\AppData\Local\Temp\CVHOST~1.DLL
MD5
5b307ca1c9b7f71bb1a03d1c44692812

SHA1
eff329a067a4c568779aa420c44471e1f79dce3b

SHA256
beac9d6fefce24dd78c00fb20bba4b9f06840161d9ed4fb7bc3cac19640c2175

SHA512
b695237385e4024e290c8d346eb707326a977ea2ad1daf8d689b8ff7227d1aa9ad566fdbee9b6820c982f86141ce157bb203f0f25e692162fba49bde3c1c2d7a

Download Submit
\Users\Admin\AppData\Local\Temp\CVHOST~1.DLL
MD5
5b307ca1c9b7f71bb1a03d1c44692812

SHA1
eff329a067a4c568779aa420c44471e1f79dce3b

SHA256
beac9d6fefce24dd78c00fb20bba4b9f06840161d9ed4fb7bc3cac19640c2175

SHA512
b695237385e4024e290c8d346eb707326a977ea2ad1daf8d689b8ff7227d1aa9ad566fdbee9b6820c982f86141ce157bb203f0f25e692162fba49bde3c1c2d7a

Download Submit
\Users\Admin\AppData\Local\Temp\CVHOST~1.DLL
MD5
5b307ca1c9b7f71bb1a03d1c44692812

SHA1
eff329a067a4c568779aa420c44471e1f79dce3b

SHA256
beac9d6fefce24dd78c00fb20bba4b9f06840161d9ed4fb7bc3cac19640c2175

SHA512
b695237385e4024e290c8d346eb707326a977ea2ad1daf8d689b8ff7227d1aa9ad566fdbee9b6820c982f86141ce157bb203f0f25e692162fba49bde3c1c2d7a

Download Submit
\Users\Admin\AppData\Local\Temp\CVHOST~1.DLL
MD5
5b307ca1c9b7f71bb1a03d1c44692812

SHA1
eff329a067a4c568779aa420c44471e1f79dce3b

SHA256
beac9d6fefce24dd78c00fb20bba4b9f06840161d9ed4fb7bc3cac19640c2175

SHA512
b695237385e4024e290c8d346eb707326a977ea2ad1daf8d689b8ff7227d1aa9ad566fdbee9b6820c982f86141ce157bb203f0f25e692162fba49bde3c1c2d7a

Download Submit
\Users\Admin\AppData\Local\Temp\CVHOST~1.DLL
MD5
5b307ca1c9b7f71bb1a03d1c44692812

SHA1
eff329a067a4c568779aa420c44471e1f79dce3b

SHA256
beac9d6fefce24dd78c00fb20bba4b9f06840161d9ed4fb7bc3cac19640c2175

SHA512
b695237385e4024e290c8d346eb707326a977ea2ad1daf8d689b8ff7227d1aa9ad566fdbee9b6820c982f86141ce157bb203f0f25e692162fba49bde3c1c2d7a

Download Submit
\Users\Admin\AppData\Local\Temp\CVHOST~1.DLL
MD5
5b307ca1c9b7f71bb1a03d1c44692812

SHA1
eff329a067a4c568779aa420c44471e1f79dce3b

SHA256
beac9d6fefce24dd78c00fb20bba4b9f06840161d9ed4fb7bc3cac19640c2175

SHA512
b695237385e4024e290c8d346eb707326a977ea2ad1daf8d689b8ff7227d1aa9ad566fdbee9b6820c982f86141ce157bb203f0f25e692162fba49bde3c1c2d7a

Download Submit
\Users\Admin\AppData\Local\Temp\CVHOST~1.DLL
MD5
5b307ca1c9b7f71bb1a03d1c44692812

SHA1
eff329a067a4c568779aa420c44471e1f79dce3b

SHA256
beac9d6fefce24dd78c00fb20bba4b9f06840161d9ed4fb7bc3cac19640c2175

SHA512
b695237385e4024e290c8d346eb707326a977ea2ad1daf8d689b8ff7227d1aa9ad566fdbee9b6820c982f86141ce157bb203f0f25e692162fba49bde3c1c2d7a

Download Submit
\Users\Admin\AppData\Local\Temp\CVHOST~1.DLL
MD5
5b307ca1c9b7f71bb1a03d1c44692812

SHA1
eff329a067a4c568779aa420c44471e1f79dce3b

SHA256
beac9d6fefce24dd78c00fb20bba4b9f06840161d9ed4fb7bc3cac19640c2175

SHA512
b695237385e4024e290c8d346eb707326a977ea2ad1daf8d689b8ff7227d1aa9ad566fdbee9b6820c982f86141ce157bb203f0f25e692162fba49bde3c1c2d7a

Download Submit
memory/1364-73-0x0000000000000000-mapping.dmp

Download
memory/1364-83-0x0000000002AC1000-0x000000000311F000-memory.dmp

Filesize
6.4MB

Download
memory/1364-82-0x0000000002710000-0x0000000002711000-memory.dmp

Filesize
4KB

Download
memory/1508-72-0x00000000024F0000-0x00000000024F1000-memory.dmp

Filesize
4KB

Download
memory/1508-77-0x0000000002991000-0x0000000002FEF000-memory.dmp

Filesize
6.4MB

Download
memory/1508-64-0x0000000000000000-mapping.dmp

Download
memory/1508-81-0x0000000000160000-0x0000000000161000-memory.dmp

Filesize
4KB

Download
memory/1508-71-0x0000000001F20000-0x00000000024E4000-memory.dmp

Filesize
5.8MB

Download
memory/1628-63-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/1628-61-0x00000000063F0000-0x0000000006AF7000-memory.dmp

Filesize
7.0MB

Download
memory/1628-60-0x0000000075551000-0x0000000075553000-memory.dmp

Filesize
8KB

Download
memory/1628-62-0x0000000000400000-0x00000000043E0000-memory.dmp

Filesize
63.9MB

Download