azorult | 27ff2cb47a58b0ffefe09492b90c2adb8b35f83e9dc19ea9ce94ab0b265d75a7

Analysis

max time kernel
273s
max time network
275s
platform
windows10_x64
resource
win10v20210410
submitted
20-04-2021 08:39

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General

Target

Draft order_ ALL leather_2021.bin.exe
Size

252KB
MD5

e077c1cb50ddb78e2f63c6333bae0f5f
SHA1

bef124ae7c30f5e74d90621aec50f5a8ca7b9373
SHA256

27ff2cb47a58b0ffefe09492b90c2adb8b35f83e9dc19ea9ce94ab0b265d75a7
SHA512

8002f91c212d847ee0efc781b8191bc8a562dc0388d75f597df14b85e13fd93d74703adb645d0db4feb5204023df45ad73c72a3b05cbbda6040399cbaa6c0cdd

Score

10^/10

azorult oski discovery infostealer spyware stealer trojan

Malware Config

Extracted

Family

oski

45.144.225.118

Extracted

Family

azorult

http://lexusbiscuit.com/OiuBn/index.php

Signatures

Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
trojan infostealer azorult
Oski
Oski is an infostealer targeting browser data, crypto wallets.
infostealer oski
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

477810982739.exe477810982739.exe

pid process

4072 477810982739.exe
4056 477810982739.exe

pid	process
4072	477810982739.exe
4056	477810982739.exe

Loads dropped DLL 9 IoCs

Processes:

Draft order_ ALL leather_2021.bin.exeDraft order_ ALL leather_2021.bin.exe477810982739.exe477810982739.exe

pid	process
2204	Draft order_ ALL leather_2021.bin.exe
1804	Draft order_ ALL leather_2021.bin.exe
1804	Draft order_ ALL leather_2021.bin.exe
1804	Draft order_ ALL leather_2021.bin.exe
4072	477810982739.exe
4056	477810982739.exe
4056	477810982739.exe
4056	477810982739.exe
4056	477810982739.exe

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

Data from Local System
T1005

Credentials in Files
T1081
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

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 stealer

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 stealer

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

Suspicious use of SetThreadContext 2 IoCs

Processes:

Draft order_ ALL leather_2021.bin.exe477810982739.exe

description	pid	process	target process
PID 2204 set thread context of 1804	2204	Draft order_ ALL leather_2021.bin.exe	Draft order_ ALL leather_2021.bin.exe
PID 4072 set thread context of 4056	4072	477810982739.exe	477810982739.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

NSIS installer 6 IoCs

installer

Processes:

resource	yara_rule
C:\ProgramData\477810982739.exe	nsis_installer_1
C:\ProgramData\477810982739.exe	nsis_installer_2
C:\ProgramData\477810982739.exe	nsis_installer_1
C:\ProgramData\477810982739.exe	nsis_installer_2
C:\ProgramData\477810982739.exe	nsis_installer_1
C:\ProgramData\477810982739.exe	nsis_installer_2

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

Draft order_ ALL leather_2021.bin.exe477810982739.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Draft order_ ALL leather_2021.bin.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	477810982739.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	477810982739.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1680 taskkill.exe
NTFS ADS 1 IoCs

Processes:

Draft order_ ALL leather_2021.bin.exe

description ioc process

File created C:\ProgramData\477810982739.exe:Zone.Identifier Draft order_ ALL leather_2021.bin.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

477810982739.exe

pid process

4056 477810982739.exe
4056 477810982739.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

Draft order_ ALL leather_2021.bin.exe477810982739.exe

pid process

2204 Draft order_ ALL leather_2021.bin.exe
4072 477810982739.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 1680 taskkill.exe

pid	process
1680	taskkill.exe

description	ioc	process
File created	C:\ProgramData\477810982739.exe:Zone.Identifier	Draft order_ ALL leather_2021.bin.exe

pid	process
4056	477810982739.exe
4056	477810982739.exe

description	pid	process
Token: SeDebugPrivilege	1680	taskkill.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Draft order_ ALL leather_2021.bin.exeDraft order_ ALL leather_2021.bin.execmd.exe477810982739.exe

description	pid	process	target process
PID 2204 wrote to memory of 1804	2204	Draft order_ ALL leather_2021.bin.exe	Draft order_ ALL leather_2021.bin.exe
PID 2204 wrote to memory of 1804	2204	Draft order_ ALL leather_2021.bin.exe	Draft order_ ALL leather_2021.bin.exe
PID 2204 wrote to memory of 1804	2204	Draft order_ ALL leather_2021.bin.exe	Draft order_ ALL leather_2021.bin.exe
PID 2204 wrote to memory of 1804	2204	Draft order_ ALL leather_2021.bin.exe	Draft order_ ALL leather_2021.bin.exe
PID 1804 wrote to memory of 4072	1804	Draft order_ ALL leather_2021.bin.exe	477810982739.exe
PID 1804 wrote to memory of 4072	1804	Draft order_ ALL leather_2021.bin.exe	477810982739.exe
PID 1804 wrote to memory of 4072	1804	Draft order_ ALL leather_2021.bin.exe	477810982739.exe
PID 1804 wrote to memory of 3948	1804	Draft order_ ALL leather_2021.bin.exe	cmd.exe
PID 1804 wrote to memory of 3948	1804	Draft order_ ALL leather_2021.bin.exe	cmd.exe
PID 1804 wrote to memory of 3948	1804	Draft order_ ALL leather_2021.bin.exe	cmd.exe
PID 3948 wrote to memory of 1680	3948	cmd.exe	taskkill.exe
PID 3948 wrote to memory of 1680	3948	cmd.exe	taskkill.exe
PID 3948 wrote to memory of 1680	3948	cmd.exe	taskkill.exe
PID 4072 wrote to memory of 4056	4072	477810982739.exe	477810982739.exe
PID 4072 wrote to memory of 4056	4072	477810982739.exe	477810982739.exe
PID 4072 wrote to memory of 4056	4072	477810982739.exe	477810982739.exe
PID 4072 wrote to memory of 4056	4072	477810982739.exe	477810982739.exe

C:\Users\Admin\AppData\Local\Temp\Draft order_ ALL leather_2021.bin.exe
"C:\Users\Admin\AppData\Local\Temp\Draft order_ ALL leather_2021.bin.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2204

C:\Users\Admin\AppData\Local\Temp\Draft order_ ALL leather_2021.bin.exe
"C:\Users\Admin\AppData\Local\Temp\Draft order_ ALL leather_2021.bin.exe"
2⤵
- Loads dropped DLL
- Checks processor information in registry
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:1804

C:\ProgramData\477810982739.exe
"C:\ProgramData\477810982739.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4072

C:\ProgramData\477810982739.exe
"C:\ProgramData\477810982739.exe"
4⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4056

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /pid 1804 & erase C:\Users\Admin\AppData\Local\Temp\Draft order_ ALL leather_2021.bin.exe & RD /S /Q C:\\ProgramData\\210624280175768\\* & exit
3⤵
- Suspicious use of WriteProcessMemory
PID:3948

C:\Windows\SysWOW64\taskkill.exe
taskkill /pid 1804
4⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1680

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

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\ProgramData\477810982739.exe
MD5
63a7bff1751a75b333b327c7b9b99728

SHA1
18c6cebd60f609f7827009153456d1f7a3886929

SHA256
80e513000298a6e4560a7a12f86c9d1056f082bf1a1ca66a93e0e3627aa61ebb

SHA512
97f180761ab72a9ce9938e015e8c8074ab3fd28169f3e20808252e0f2c26c5b93a8afa3d079e830e0e50f5ada7cb2014756631e8e62513073f2f052c40e9a591

Download Submit
C:\ProgramData\477810982739.exe
MD5
63a7bff1751a75b333b327c7b9b99728

SHA1
18c6cebd60f609f7827009153456d1f7a3886929

SHA256
80e513000298a6e4560a7a12f86c9d1056f082bf1a1ca66a93e0e3627aa61ebb

SHA512
97f180761ab72a9ce9938e015e8c8074ab3fd28169f3e20808252e0f2c26c5b93a8afa3d079e830e0e50f5ada7cb2014756631e8e62513073f2f052c40e9a591

Download Submit
C:\ProgramData\477810982739.exe
MD5
63a7bff1751a75b333b327c7b9b99728

SHA1
18c6cebd60f609f7827009153456d1f7a3886929

SHA256
80e513000298a6e4560a7a12f86c9d1056f082bf1a1ca66a93e0e3627aa61ebb

SHA512
97f180761ab72a9ce9938e015e8c8074ab3fd28169f3e20808252e0f2c26c5b93a8afa3d079e830e0e50f5ada7cb2014756631e8e62513073f2f052c40e9a591

Download Submit
\ProgramData\mozglue.dll
MD5
8f73c08a9660691143661bf7332c3c27

SHA1
37fa65dd737c50fda710fdbde89e51374d0c204a

SHA256
3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

SHA512
0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

Download Submit
\ProgramData\nss3.dll
MD5
bfac4e3c5908856ba17d41edcd455a51

SHA1
8eec7e888767aa9e4cca8ff246eb2aacb9170428

SHA256
e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

SHA512
2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

Download Submit
\ProgramData\sqlite3.dll
MD5
e477a96c8f2b18d6b5c27bde49c990bf

SHA1
e980c9bf41330d1e5bd04556db4646a0210f7409

SHA256
16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

SHA512
335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

Download Submit
\Users\Admin\AppData\Local\Temp\8093A008\mozglue.dll
MD5
9e682f1eb98a9d41468fc3e50f907635

SHA1
85e0ceca36f657ddf6547aa0744f0855a27527ee

SHA256
830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

SHA512
230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

Download Submit
\Users\Admin\AppData\Local\Temp\8093A008\msvcp140.dll
MD5
109f0f02fd37c84bfc7508d4227d7ed5

SHA1
ef7420141bb15ac334d3964082361a460bfdb975

SHA256
334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

SHA512
46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

Download Submit
\Users\Admin\AppData\Local\Temp\8093A008\nss3.dll
MD5
556ea09421a0f74d31c4c0a89a70dc23

SHA1
f739ba9b548ee64b13eb434a3130406d23f836e3

SHA256
f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

SHA512
2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

Download Submit
\Users\Admin\AppData\Local\Temp\8093A008\vcruntime140.dll
MD5
7587bf9cb4147022cd5681b015183046

SHA1
f2106306a8f6f0da5afb7fc765cfa0757ad5a628

SHA256
c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

SHA512
0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

Download Submit
\Users\Admin\AppData\Local\Temp\nsnF59.tmp\s5r5dfe.dll
MD5
48f99317b22d8ec55a95a76d9dde4870

SHA1
f1bebfbbfffb92b6b7df72299fd2ab347ead84fe

SHA256
ade1f822be9c7d6b91a5a832858fd70d72fb2b5b57ea99a61379646796907a56

SHA512
3f820697ac8d7899bd1892ffb021bd812218337165070e5f4c4383241605f3f92936ad7bfae7e1c68b50427c8556e7242cd3cd8c81766f5bd5ea43d962cc3512

Download Submit
\Users\Admin\AppData\Local\Temp\nsx2775.tmp\3swkoxun.dll
MD5
6e6f750c30256385b5ed9c48a0ed55f5

SHA1
e088e0594279c74f7d946d4b48efc350f41ca7ce

SHA256
84a209f246e33cc8c073240fe572e25ef0cdb877a59d872356454be5e1a04186

SHA512
05a606b7156c66bcb9e03235a7b024b7956fc15076270f053479abc721c8964142ff3e9afe8d3e05c9851b7ce6d1b687be5a025572aeb89488f8d580ef48ca51

Download Submit
memory/1680-127-0x0000000000000000-mapping.dmp

Download
memory/1804-118-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1804-115-0x000000000040717B-mapping.dmp

Download
memory/2204-117-0x0000000002E01000-0x0000000002E03000-memory.dmp

Filesize
8KB

Download
memory/2204-116-0x0000000002E00000-0x0000000002E01000-memory.dmp

Filesize
4KB

Download
memory/3948-126-0x0000000000000000-mapping.dmp

Download
memory/4056-132-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4056-128-0x000000000041A684-mapping.dmp

Download
memory/4072-130-0x0000000002AF0000-0x0000000002AF1000-memory.dmp

Filesize
4KB

Download
memory/4072-131-0x0000000002AF1000-0x0000000002AF3000-memory.dmp

Filesize
8KB

Download
memory/4072-122-0x0000000000000000-mapping.dmp

Download