aurora | 471d501162e2a5cb6aab3f4f5362ff843d05ef9f20d9fd7ea29733d3a9875747

Analysis

max time kernel
138s
max time network
151s
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 07:00

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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
3976	voiceadequovl.exe
448	voiceadequovl.exe
4256	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
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
Key created	\REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 448 set thread context of 4256	448	voiceadequovl.exe	100

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
2056	powershell.exe
2056	powershell.exe
4644	powershell.exe
4644	powershell.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeDebugPrivilege	448	voiceadequovl.exe
Token: SeDebugPrivilege	2056	powershell.exe
Token: SeDebugPrivilege	4644	powershell.exe
Token: SeIncreaseQuotaPrivilege	116	wmic.exe
Token: SeSecurityPrivilege	116	wmic.exe
Token: SeTakeOwnershipPrivilege	116	wmic.exe
Token: SeLoadDriverPrivilege	116	wmic.exe
Token: SeSystemProfilePrivilege	116	wmic.exe
Token: SeSystemtimePrivilege	116	wmic.exe
Token: SeProfSingleProcessPrivilege	116	wmic.exe
Token: SeIncBasePriorityPrivilege	116	wmic.exe
Token: SeCreatePagefilePrivilege	116	wmic.exe
Token: SeBackupPrivilege	116	wmic.exe
Token: SeRestorePrivilege	116	wmic.exe
Token: SeShutdownPrivilege	116	wmic.exe
Token: SeDebugPrivilege	116	wmic.exe
Token: SeSystemEnvironmentPrivilege	116	wmic.exe
Token: SeRemoteShutdownPrivilege	116	wmic.exe
Token: SeUndockPrivilege	116	wmic.exe
Token: SeManageVolumePrivilege	116	wmic.exe
Token: 33	116	wmic.exe
Token: 34	116	wmic.exe
Token: 35	116	wmic.exe
Token: 36	116	wmic.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 3976	2264	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe	83
PID 2264 wrote to memory of 3976	2264	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe	83
PID 2264 wrote to memory of 3976	2264	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe	83
PID 3976 wrote to memory of 448	3976	voiceadequovl.exe	91
PID 3976 wrote to memory of 448	3976	voiceadequovl.exe	91
PID 3976 wrote to memory of 448	3976	voiceadequovl.exe	91
PID 448 wrote to memory of 2056	448	voiceadequovl.exe	93
PID 448 wrote to memory of 2056	448	voiceadequovl.exe	93
PID 448 wrote to memory of 2056	448	voiceadequovl.exe	93
PID 448 wrote to memory of 4092	448	voiceadequovl.exe	97
PID 448 wrote to memory of 4092	448	voiceadequovl.exe	97
PID 448 wrote to memory of 4092	448	voiceadequovl.exe	97
PID 4092 wrote to memory of 4644	4092	cmd.exe	99
PID 4092 wrote to memory of 4644	4092	cmd.exe	99
PID 4092 wrote to memory of 4644	4092	cmd.exe	99
PID 448 wrote to memory of 4256	448	voiceadequovl.exe	100
PID 448 wrote to memory of 4256	448	voiceadequovl.exe	100
PID 448 wrote to memory of 4256	448	voiceadequovl.exe	100
PID 448 wrote to memory of 4256	448	voiceadequovl.exe	100
PID 448 wrote to memory of 4256	448	voiceadequovl.exe	100
PID 448 wrote to memory of 4256	448	voiceadequovl.exe	100
PID 448 wrote to memory of 4256	448	voiceadequovl.exe	100
PID 448 wrote to memory of 4256	448	voiceadequovl.exe	100
PID 448 wrote to memory of 4256	448	voiceadequovl.exe	100
PID 448 wrote to memory of 4256	448	voiceadequovl.exe	100
PID 448 wrote to memory of 4256	448	voiceadequovl.exe	100
PID 4256 wrote to memory of 116	4256	voiceadequovl.exe	101
PID 4256 wrote to memory of 116	4256	voiceadequovl.exe	101
PID 4256 wrote to memory of 116	4256	voiceadequovl.exe	101

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:2264
- 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:3976
- - 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:448
  - - 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:2056
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4092
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
        5⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4644
  - - 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:4256
    - - C:\Windows\SysWOW64\Wbem\wmic.exe
        
        wmic os get Caption
        5⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:116
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /C "wmic path win32_VideoController get name"
        5⤵
        
        PID:2720
      - C:\Windows\SysWOW64\Wbem\WMIC.exe
        
        wmic path win32_VideoController get name
        6⤵
        
        PID:4268
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /C "wmic cpu get name"
        5⤵
        
        PID:3904
      - C:\Windows\SysWOW64\Wbem\WMIC.exe
        
        wmic cpu get name
        6⤵
        
        PID:4688

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
d7f97694ef756f7bfd1efe256fbcd636

SHA1
74d22a299711d4129f61034ddc8dfd5a64dec837

SHA256
4021b4074c881fe64420d1dd0985d73111cca8b29fe2607619e5a0429dfac3f4

SHA512
b4af916cdf51ca82ff5591dd5afeb5c27dc114d5f8f5e6031bdb3aa2c91f6097aa4191bfc6b3dd94406c43918746649e56a60208feca35e7938c965ac32ca208

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
166.2MB

MD5
a1bfb919ed29068dcd05c7d104c9e6c7

SHA1
835d01d771296a9ec74e49ed103da9c58f996b44

SHA256
85f0a4563373dbc40852361f59b4ebae8710dabc81a988549842c67dbf58928f

SHA512
b63eda8b7d719575f4861a9b8d0ca90ca365a9276c9ed3d5c09325b1537c885354caec2ee5591eb9ebde0cd2bfa3d6be586037550907167f5813dd988030fab6

Download Submit
memory/448-138-0x00000000005C0000-0x0000000000D34000-memory.dmp

Filesize
7.5MB

Download
memory/448-139-0x0000000006C90000-0x0000000006CB2000-memory.dmp

Filesize
136KB

Download
memory/2056-143-0x0000000005E70000-0x0000000005ED6000-memory.dmp

Filesize
408KB

Download
memory/2056-144-0x0000000006150000-0x00000000061B6000-memory.dmp

Filesize
408KB

Download
memory/2056-145-0x00000000052E0000-0x00000000052FE000-memory.dmp

Filesize
120KB

Download
memory/2056-146-0x0000000007B90000-0x000000000820A000-memory.dmp

Filesize
6.5MB

Download
memory/2056-147-0x0000000006A60000-0x0000000006A7A000-memory.dmp

Filesize
104KB

Download
memory/2056-141-0x0000000002F90000-0x0000000002FC6000-memory.dmp

Filesize
216KB

Download
memory/2056-142-0x0000000005840000-0x0000000005E68000-memory.dmp

Filesize
6.2MB

Download
memory/4256-152-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/4256-157-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/4256-172-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/4256-155-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/4644-164-0x0000000007DD0000-0x0000000007E66000-memory.dmp

Filesize
600KB

Download
memory/4644-163-0x0000000007B90000-0x0000000007B9A000-memory.dmp

Filesize
40KB

Download
memory/4644-162-0x0000000006DD0000-0x0000000006DEE000-memory.dmp

Filesize
120KB

Download
memory/4644-160-0x00000000734F0000-0x000000007353C000-memory.dmp

Filesize
304KB

Download
memory/4644-169-0x0000000006660000-0x000000000666E000-memory.dmp

Filesize
56KB

Download
memory/4644-170-0x0000000007D30000-0x0000000007D4A000-memory.dmp

Filesize
104KB

Download
memory/4644-171-0x0000000007D10000-0x0000000007D18000-memory.dmp

Filesize
32KB

Download
memory/4644-159-0x00000000079C0000-0x00000000079F2000-memory.dmp

Filesize
200KB

Download