aurora | 471d501162e2a5cb6aab3f4f5362ff843d05ef9f20d9fd7ea29733d3a9875747

Analysis

max time kernel
133s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
05-02-2023 01:36

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General

Target

5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe
Size

3.6MB
MD5

36fd273ea7607d3a203f257f4e2649ed
SHA1

5e243f79ecb539d0d1f75fce7ddfedeccee70a48
SHA256

471d501162e2a5cb6aab3f4f5362ff843d05ef9f20d9fd7ea29733d3a9875747
SHA512

cf81163bc6d1f1141130fbe70944387b97d322afe837ad21a88a0be8f9fd87615bd7022cc572b1783871cc99f224258bae75855e805c733793b723ba0483597d
SSDEEP

98304:VQF9SqUKUehGS26Ish7MUTjA+1VFnqWXvqaY4:VSSzMGS26x1MUTM+/Fh

Score

10^/10

aurora persistence stealer

Malware Config

Extracted

Family

aurora

45.9.74.11:8081

Signatures

Aurora
Aurora is a crypto wallet stealer written in Golang.
stealer aurora

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	voiceadequovl.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	voiceadequovl.exe

Executes dropped EXE 3 IoCs

pid	Process
3504	voiceadequovl.exe
3876	voiceadequovl.exe
8	voiceadequovl.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3876 set thread context of 8	3876	voiceadequovl.exe	97

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3780	powershell.exe
3780	powershell.exe
1620	powershell.exe
1620	powershell.exe

Suspicious use of AdjustPrivilegeToken 45 IoCs

description	pid	Process
Token: SeDebugPrivilege	3876	voiceadequovl.exe
Token: SeDebugPrivilege	3780	powershell.exe
Token: SeDebugPrivilege	1620	powershell.exe
Token: SeIncreaseQuotaPrivilege	2948	wmic.exe
Token: SeSecurityPrivilege	2948	wmic.exe
Token: SeTakeOwnershipPrivilege	2948	wmic.exe
Token: SeLoadDriverPrivilege	2948	wmic.exe
Token: SeSystemProfilePrivilege	2948	wmic.exe
Token: SeSystemtimePrivilege	2948	wmic.exe
Token: SeProfSingleProcessPrivilege	2948	wmic.exe
Token: SeIncBasePriorityPrivilege	2948	wmic.exe
Token: SeCreatePagefilePrivilege	2948	wmic.exe
Token: SeBackupPrivilege	2948	wmic.exe
Token: SeRestorePrivilege	2948	wmic.exe
Token: SeShutdownPrivilege	2948	wmic.exe
Token: SeDebugPrivilege	2948	wmic.exe
Token: SeSystemEnvironmentPrivilege	2948	wmic.exe
Token: SeRemoteShutdownPrivilege	2948	wmic.exe
Token: SeUndockPrivilege	2948	wmic.exe
Token: SeManageVolumePrivilege	2948	wmic.exe
Token: 33	2948	wmic.exe
Token: 34	2948	wmic.exe
Token: 35	2948	wmic.exe
Token: 36	2948	wmic.exe
Token: SeIncreaseQuotaPrivilege	2948	wmic.exe
Token: SeSecurityPrivilege	2948	wmic.exe
Token: SeTakeOwnershipPrivilege	2948	wmic.exe
Token: SeLoadDriverPrivilege	2948	wmic.exe
Token: SeSystemProfilePrivilege	2948	wmic.exe
Token: SeSystemtimePrivilege	2948	wmic.exe
Token: SeProfSingleProcessPrivilege	2948	wmic.exe
Token: SeIncBasePriorityPrivilege	2948	wmic.exe
Token: SeCreatePagefilePrivilege	2948	wmic.exe
Token: SeBackupPrivilege	2948	wmic.exe
Token: SeRestorePrivilege	2948	wmic.exe
Token: SeShutdownPrivilege	2948	wmic.exe
Token: SeDebugPrivilege	2948	wmic.exe
Token: SeSystemEnvironmentPrivilege	2948	wmic.exe
Token: SeRemoteShutdownPrivilege	2948	wmic.exe
Token: SeUndockPrivilege	2948	wmic.exe
Token: SeManageVolumePrivilege	2948	wmic.exe
Token: 33	2948	wmic.exe
Token: 34	2948	wmic.exe
Token: 35	2948	wmic.exe
Token: 36	2948	wmic.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 3304 wrote to memory of 3504	3304	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe	82
PID 3304 wrote to memory of 3504	3304	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe	82
PID 3304 wrote to memory of 3504	3304	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe	82
PID 3504 wrote to memory of 3876	3504	voiceadequovl.exe	90
PID 3504 wrote to memory of 3876	3504	voiceadequovl.exe	90
PID 3504 wrote to memory of 3876	3504	voiceadequovl.exe	90
PID 3876 wrote to memory of 3780	3876	voiceadequovl.exe	92
PID 3876 wrote to memory of 3780	3876	voiceadequovl.exe	92
PID 3876 wrote to memory of 3780	3876	voiceadequovl.exe	92
PID 3876 wrote to memory of 4892	3876	voiceadequovl.exe	94
PID 3876 wrote to memory of 4892	3876	voiceadequovl.exe	94
PID 3876 wrote to memory of 4892	3876	voiceadequovl.exe	94
PID 4892 wrote to memory of 1620	4892	cmd.exe	96
PID 4892 wrote to memory of 1620	4892	cmd.exe	96
PID 4892 wrote to memory of 1620	4892	cmd.exe	96
PID 3876 wrote to memory of 8	3876	voiceadequovl.exe	97
PID 3876 wrote to memory of 8	3876	voiceadequovl.exe	97
PID 3876 wrote to memory of 8	3876	voiceadequovl.exe	97
PID 3876 wrote to memory of 8	3876	voiceadequovl.exe	97
PID 3876 wrote to memory of 8	3876	voiceadequovl.exe	97
PID 3876 wrote to memory of 8	3876	voiceadequovl.exe	97
PID 3876 wrote to memory of 8	3876	voiceadequovl.exe	97
PID 3876 wrote to memory of 8	3876	voiceadequovl.exe	97
PID 3876 wrote to memory of 8	3876	voiceadequovl.exe	97
PID 3876 wrote to memory of 8	3876	voiceadequovl.exe	97
PID 3876 wrote to memory of 8	3876	voiceadequovl.exe	97
PID 8 wrote to memory of 2948	8	voiceadequovl.exe	98
PID 8 wrote to memory of 2948	8	voiceadequovl.exe	98
PID 8 wrote to memory of 2948	8	voiceadequovl.exe	98
PID 8 wrote to memory of 1520	8	voiceadequovl.exe	100
PID 8 wrote to memory of 1520	8	voiceadequovl.exe	100
PID 8 wrote to memory of 1520	8	voiceadequovl.exe	100

C:\Users\Admin\AppData\Local\Temp\5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe
"C:\Users\Admin\AppData\Local\Temp\5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3304
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\voiceadequovl.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\voiceadequovl.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:3504
- - C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
    "C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3876
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMwA1AA==
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3780
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4892
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
        5⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1620
  - - C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
      C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
      4⤵
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:8
    - - C:\Windows\SysWOW64\Wbem\wmic.exe
        
        wmic os get Caption
        5⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:2948
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /C "wmic path win32_VideoController get name"
        5⤵
        
        PID:1520
      - C:\Windows\SysWOW64\Wbem\WMIC.exe
        
        wmic path win32_VideoController get name
        6⤵
        
        PID:2424
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /C "wmic cpu get name"
        5⤵
        
        PID:4084
      - C:\Windows\SysWOW64\Wbem\WMIC.exe
        
        wmic cpu get name
        6⤵
        
        PID:4612

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
1KB

MD5
4280e36a29fa31c01e4d8b2ba726a0d8

SHA1
c485c2c9ce0a99747b18d899b71dfa9a64dabe32

SHA256
e2486a1bdcba80dad6dd6210d7374bd70ae196a523c06ceda71370fd3ea78359

SHA512
494fe5f0ade03669e5830bed93c964d69b86629440148d7b0881cf53203fd89443ebff9b4d1ee9d96244f62af6edede622d9eacba37f80f389a0d522e4ad4ea4

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache

Filesize
53KB

MD5
06ad34f9739c5159b4d92d702545bd49

SHA1
9152a0d4f153f3f40f7e606be75f81b582ee0c17

SHA256
474813b625f00710f29fa3b488235a6a22201851efb336bddf60d7d24a66bfba

SHA512
c272cd28ae164d465b779163ba9eca6a28261376414c6bbdfbd9f2128adb7f7ff1420e536b4d6000d0301ded2ec9036bc5c657588458bff41f176bdce8d74f92

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
16KB

MD5
ca809776a32215d96f62b9ea066a50d2

SHA1
aabe8170cc3c658f293e46814d9c49c40971db25

SHA256
b2becaafe055e2980a9e953589928704e2b0f258021fcb398f901ac67a75519b

SHA512
2a37940f4d28df81df55e329f8195a343cafd0c7f06c97f5ece9664c9e14192e3a5b7f8da41e49090dd095d7e17a9b2f75d359e760abe9ac2d3c7a8ff43ef956

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\voiceadequovl.exe

Filesize
365.5MB

MD5
ba50f2bca86ba947a8d2035bb9b35123

SHA1
a542b5c5d41174dc2475a219978123b7d14f958f

SHA256
17790c5c071280462ed8e617fd2edfff5bf0f40fb9add57f866f058fdbf24cb5

SHA512
08fdb619e411247c571710bc47df2463c95dc2fee82025e548b65ff1a3e4a53e663fafec9bcc5cc234f32211b25f6f9472786c1be543eb71629f32ec09f04379

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\voiceadequovl.exe

Filesize
365.5MB

MD5
ba50f2bca86ba947a8d2035bb9b35123

SHA1
a542b5c5d41174dc2475a219978123b7d14f958f

SHA256
17790c5c071280462ed8e617fd2edfff5bf0f40fb9add57f866f058fdbf24cb5

SHA512
08fdb619e411247c571710bc47df2463c95dc2fee82025e548b65ff1a3e4a53e663fafec9bcc5cc234f32211b25f6f9472786c1be543eb71629f32ec09f04379

Download Submit
C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe

Filesize
369.8MB

MD5
14a9737eb666769fee7c28a00eb14e82

SHA1
ab8f2279f13a546fc32233a4da0855660fb07ec0

SHA256
a5fda7973fc4b9cf7fa14943302c0b6cd81c7615105ab0031e20fc5ed2a2396a

SHA512
973d5236da1979d31376d55f6b304fa166835d99a4574e3345e25ebed5b492cf9a3ae3f0a800d137fa8756288684b6d5c07ff97c8e5c2cbb698585f09373e9e7

Download Submit
C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe

Filesize
369.8MB

MD5
14a9737eb666769fee7c28a00eb14e82

SHA1
ab8f2279f13a546fc32233a4da0855660fb07ec0

SHA256
a5fda7973fc4b9cf7fa14943302c0b6cd81c7615105ab0031e20fc5ed2a2396a

SHA512
973d5236da1979d31376d55f6b304fa166835d99a4574e3345e25ebed5b492cf9a3ae3f0a800d137fa8756288684b6d5c07ff97c8e5c2cbb698585f09373e9e7

Download Submit
C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe

Filesize
270.5MB

MD5
471eb1d89d6949c2859e03b5c4cdbe00

SHA1
8e2cdd316e9d2569d9df5e6a905b50f349113ebe

SHA256
68d5e7955f519bdb677d5178799f16152599ca325741725929cf867f8dd38a9a

SHA512
d1639a820e669838e06075f84738b25200b84071660e4a6e6f7321ba30819a27d8d5c122c80b6020cd5c12ed6748fcca150dc2d612ac92190fd5265fba4400e3

Download Submit
memory/8-172-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/8-158-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/8-155-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/8-152-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/1620-163-0x0000000007770000-0x000000000777A000-memory.dmp

Filesize
40KB

Download
memory/1620-160-0x00000000069C0000-0x00000000069F2000-memory.dmp

Filesize
200KB

Download
memory/1620-171-0x00000000078F0000-0x00000000078F8000-memory.dmp

Filesize
32KB

Download
memory/1620-170-0x0000000007910000-0x000000000792A000-memory.dmp

Filesize
104KB

Download
memory/1620-169-0x0000000005EF0000-0x0000000005EFE000-memory.dmp

Filesize
56KB

Download
memory/1620-165-0x00000000079B0000-0x0000000007A46000-memory.dmp

Filesize
600KB

Download
memory/1620-162-0x00000000069A0000-0x00000000069BE000-memory.dmp

Filesize
120KB

Download
memory/1620-161-0x0000000075130000-0x000000007517C000-memory.dmp

Filesize
304KB

Download
memory/3780-145-0x0000000006790000-0x00000000067AE000-memory.dmp

Filesize
120KB

Download
memory/3780-142-0x0000000005A00000-0x0000000006028000-memory.dmp

Filesize
6.2MB

Download
memory/3780-143-0x00000000058D0000-0x0000000005936000-memory.dmp

Filesize
408KB

Download
memory/3780-146-0x0000000007E70000-0x00000000084EA000-memory.dmp

Filesize
6.5MB

Download
memory/3780-144-0x00000000061A0000-0x0000000006206000-memory.dmp

Filesize
408KB

Download
memory/3780-141-0x0000000003210000-0x0000000003246000-memory.dmp

Filesize
216KB

Download
memory/3780-147-0x0000000006CE0000-0x0000000006CFA000-memory.dmp

Filesize
104KB

Download
memory/3876-138-0x0000000000D00000-0x0000000001474000-memory.dmp

Filesize
7.5MB

Download
memory/3876-139-0x00000000038A0000-0x00000000038C2000-memory.dmp

Filesize
136KB

Download