azorult | beab92180973ed4b3e39181dba1d6af56358c373520bc789bd6ba91284a043bb

Analysis

max time kernel
139s
max time network
134s
platform
windows10_x64
resource
win10v20201028
submitted
20-11-2020 11:12

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General

Target

QUOTATION.xls
Size

306KB
MD5

9e5339226f3a7c08d746a03e49e915b6
SHA1

2668f3ff55d791a3536d8600d15304cf72af577f
SHA256

beab92180973ed4b3e39181dba1d6af56358c373520bc789bd6ba91284a043bb
SHA512

9cd694bab5cff37fbc4704859fc22621d2902edb255451db214221db002e86d898839e75445a7db7ca387a469cceb3d3beb4539d242c304a6016f90c5331132c

Score

10^/10

azorult discovery infostealer spyware trojan

Malware Config

Extracted

Family

azorult

http://185.222.57.246/key/index.php

Signatures

Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
trojan infostealer azorult

Executes dropped EXE 3 IoCs

Processes:

atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exeatrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exeatrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe

pid	process
2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
1448	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
388	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe

Loads dropped DLL 4 IoCs

Processes:

atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe

pid	process
388	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
388	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
388	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
388	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

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

JavaScript code in executable 1 IoCs

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\4210A729\nss3.dll	js

Suspicious use of SetThreadContext 1 IoCs

Processes:

atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe

description	pid	process	target process
PID 2136 set thread context of 388	2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe

Checks processor information in registry 2 TTPs 5 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exeEXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

652 schtasks.exe

pid	process
652	schtasks.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1056 EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exeatrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe

pid	process
2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
388	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
388	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe

description pid process

Token: SeDebugPrivilege 2136 atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe

description	pid	process
Token: SeDebugPrivilege	2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
1056	EXCEL.EXE
1056	EXCEL.EXE
1056	EXCEL.EXE
1056	EXCEL.EXE
1056	EXCEL.EXE
1056	EXCEL.EXE
1056	EXCEL.EXE
1056	EXCEL.EXE
1056	EXCEL.EXE
1056	EXCEL.EXE
1056	EXCEL.EXE
1056	EXCEL.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

EXCEL.EXEatrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\QUOTATION.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1056

C:\Users\Public\atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
C:\Users\Public\atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2136

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oSPiRlkVjPPlv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2B85.tmp"
3⤵
- Creates scheduled task(s)
PID:652

C:\Users\Public\atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
"{path}"
3⤵
- Executes dropped EXE
PID:1448

C:\Users\Public\atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
"{path}"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:388

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

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\tmp2B85.tmp
MD5
555d0ab395fd02294c1f994f29f4692c

SHA1
b2d12de47dcecea86f0510defd93fb4c4231a7ac

SHA256
48970f92a883c7f08f213ee3d74df55ea4df0e1de78a945a151014c3abee5f5c

SHA512
38b22d932060a2234b26b30bd3e9d491df2fc675db48af1922173946735b54d76c4a384e526850660ccd61392807bff0453cd3e01680d96d47ec0cd3f269ef8c

Download Submit
C:\Users\Public\atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
MD5
526f579a895b5294709684a3f48a6704

SHA1
20b24bd05c48d69cd0fd0bb5a7be6e9a2f832590

SHA256
c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f

SHA512
d9d9005baa429679e31d811cd7aa5d076f81678faf7a91a3527a4afb2fd700d911ad27906f356fc0b6de435858ee60f9c3d6104fe273dfdeadbbdb32a7db4ea1

Download Submit
C:\Users\Public\atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
MD5
526f579a895b5294709684a3f48a6704

SHA1
20b24bd05c48d69cd0fd0bb5a7be6e9a2f832590

SHA256
c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f

SHA512
d9d9005baa429679e31d811cd7aa5d076f81678faf7a91a3527a4afb2fd700d911ad27906f356fc0b6de435858ee60f9c3d6104fe273dfdeadbbdb32a7db4ea1

Download Submit
C:\Users\Public\atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
MD5
526f579a895b5294709684a3f48a6704

SHA1
20b24bd05c48d69cd0fd0bb5a7be6e9a2f832590

SHA256
c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f

SHA512
d9d9005baa429679e31d811cd7aa5d076f81678faf7a91a3527a4afb2fd700d911ad27906f356fc0b6de435858ee60f9c3d6104fe273dfdeadbbdb32a7db4ea1

Download Submit
C:\Users\Public\atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
MD5
526f579a895b5294709684a3f48a6704

SHA1
20b24bd05c48d69cd0fd0bb5a7be6e9a2f832590

SHA256
c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f

SHA512
d9d9005baa429679e31d811cd7aa5d076f81678faf7a91a3527a4afb2fd700d911ad27906f356fc0b6de435858ee60f9c3d6104fe273dfdeadbbdb32a7db4ea1

Download Submit
\Users\Admin\AppData\Local\Temp\4210A729\mozglue.dll
MD5
9e682f1eb98a9d41468fc3e50f907635

SHA1
85e0ceca36f657ddf6547aa0744f0855a27527ee

SHA256
830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

SHA512
230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

Download Submit
\Users\Admin\AppData\Local\Temp\4210A729\msvcp140.dll
MD5
109f0f02fd37c84bfc7508d4227d7ed5

SHA1
ef7420141bb15ac334d3964082361a460bfdb975

SHA256
334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

SHA512
46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

Download Submit
\Users\Admin\AppData\Local\Temp\4210A729\nss3.dll
MD5
556ea09421a0f74d31c4c0a89a70dc23

SHA1
f739ba9b548ee64b13eb434a3130406d23f836e3

SHA256
f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

SHA512
2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

Download Submit
\Users\Admin\AppData\Local\Temp\4210A729\vcruntime140.dll
MD5
7587bf9cb4147022cd5681b015183046

SHA1
f2106306a8f6f0da5afb7fc765cfa0757ad5a628

SHA256
c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

SHA512
0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

Download Submit
memory/388-29-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/388-27-0x000000000041A684-mapping.dmp

Download
memory/388-26-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/652-23-0x0000000000000000-mapping.dmp

Download
memory/1056-0-0x00007FFEA4350000-0x00007FFEA4987000-memory.dmp

Filesize
6.2MB

Download
memory/1056-6-0x00000268B2D74000-0x00000268B2DAB000-memory.dmp

Filesize
220KB

Download
memory/2136-11-0x0000000000A40000-0x0000000000A41000-memory.dmp

Filesize
4KB

Download
memory/2136-22-0x0000000009C00000-0x0000000009C01000-memory.dmp

Filesize
4KB

Download
memory/2136-21-0x0000000005B50000-0x0000000005B99000-memory.dmp

Filesize
292KB

Download
memory/2136-20-0x0000000006480000-0x0000000006494000-memory.dmp

Filesize
80KB

Download
memory/2136-19-0x000000000A7F0000-0x000000000A7F1000-memory.dmp

Filesize
4KB

Download
memory/2136-18-0x0000000005540000-0x0000000005541000-memory.dmp

Filesize
4KB

Download
memory/2136-15-0x00000000055E0000-0x00000000055E1000-memory.dmp

Filesize
4KB

Download
memory/2136-14-0x0000000009DC0000-0x0000000009DC1000-memory.dmp

Filesize
4KB

Download
memory/2136-13-0x0000000005380000-0x00000000053D3000-memory.dmp

Filesize
332KB

Download
memory/2136-10-0x0000000073BE0000-0x00000000742CE000-memory.dmp

Filesize
6.9MB

Download
memory/2136-7-0x0000000000000000-mapping.dmp

Download

description	pid	process	target process
PID 1056 wrote to memory of 2136	1056	EXCEL.EXE	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
PID 1056 wrote to memory of 2136	1056	EXCEL.EXE	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
PID 1056 wrote to memory of 2136	1056	EXCEL.EXE	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
PID 2136 wrote to memory of 652	2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe	schtasks.exe
PID 2136 wrote to memory of 652	2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe	schtasks.exe
PID 2136 wrote to memory of 652	2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe	schtasks.exe
PID 2136 wrote to memory of 1448	2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
PID 2136 wrote to memory of 1448	2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
PID 2136 wrote to memory of 1448	2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
PID 2136 wrote to memory of 388	2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
PID 2136 wrote to memory of 388	2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
PID 2136 wrote to memory of 388	2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
PID 2136 wrote to memory of 388	2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
PID 2136 wrote to memory of 388	2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
PID 2136 wrote to memory of 388	2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
PID 2136 wrote to memory of 388	2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
PID 2136 wrote to memory of 388	2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe
PID 2136 wrote to memory of 388	2136	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe	atrxcfjnxlqhvanlkuoryzwwzmbvjzidflcoofrnneoce.exe