aurora | 471d501162e2a5cb6aab3f4f5362ff843d05ef9f20d9fd7ea29733d3a9875747

Analysis

max time kernel
131s
max time network
148s
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 07:07

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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

Processes:

voiceadequovl.exevoiceadequovl.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	voiceadequovl.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	voiceadequovl.exe

Executes dropped EXE 4 IoCs

Processes:

voiceadequovl.exevoiceadequovl.exevoiceadequovl.exevoiceadequovl.exe

pid process

2240 voiceadequovl.exe
2376 voiceadequovl.exe
932 voiceadequovl.exe
2248 voiceadequovl.exe

pid	process
2240	voiceadequovl.exe
2376	voiceadequovl.exe
932	voiceadequovl.exe
2248	voiceadequovl.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe

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

Processes:

voiceadequovl.exe

description pid process target process

PID 2376 set thread context of 2248 2376 voiceadequovl.exe voiceadequovl.exe
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 6 IoCs

Processes:

powershell.exevoiceadequovl.exepowershell.exe

pid process

5048 powershell.exe
5048 powershell.exe
2376 voiceadequovl.exe
2376 voiceadequovl.exe
4224 powershell.exe
4224 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

voiceadequovl.exepowershell.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2376 voiceadequovl.exe
Token: SeDebugPrivilege 5048 powershell.exe
Token: SeDebugPrivilege 4224 powershell.exe

description	pid	process	target process
PID 2376 set thread context of 2248	2376	voiceadequovl.exe	voiceadequovl.exe

pid	process
5048	powershell.exe
5048	powershell.exe
2376	voiceadequovl.exe
2376	voiceadequovl.exe
4224	powershell.exe
4224	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2376	voiceadequovl.exe
Token: SeDebugPrivilege	5048	powershell.exe
Token: SeDebugPrivilege	4224	powershell.exe

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exevoiceadequovl.exevoiceadequovl.execmd.exe

description	pid	process	target process
PID 3528 wrote to memory of 2240	3528	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe	voiceadequovl.exe
PID 3528 wrote to memory of 2240	3528	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe	voiceadequovl.exe
PID 3528 wrote to memory of 2240	3528	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe	voiceadequovl.exe
PID 2240 wrote to memory of 2376	2240	voiceadequovl.exe	voiceadequovl.exe
PID 2240 wrote to memory of 2376	2240	voiceadequovl.exe	voiceadequovl.exe
PID 2240 wrote to memory of 2376	2240	voiceadequovl.exe	voiceadequovl.exe
PID 2376 wrote to memory of 5048	2376	voiceadequovl.exe	powershell.exe
PID 2376 wrote to memory of 5048	2376	voiceadequovl.exe	powershell.exe
PID 2376 wrote to memory of 5048	2376	voiceadequovl.exe	powershell.exe
PID 2376 wrote to memory of 2032	2376	voiceadequovl.exe	cmd.exe
PID 2376 wrote to memory of 2032	2376	voiceadequovl.exe	cmd.exe
PID 2376 wrote to memory of 2032	2376	voiceadequovl.exe	cmd.exe
PID 2032 wrote to memory of 4224	2032	cmd.exe	powershell.exe
PID 2032 wrote to memory of 4224	2032	cmd.exe	powershell.exe
PID 2032 wrote to memory of 4224	2032	cmd.exe	powershell.exe
PID 2376 wrote to memory of 932	2376	voiceadequovl.exe	voiceadequovl.exe
PID 2376 wrote to memory of 932	2376	voiceadequovl.exe	voiceadequovl.exe
PID 2376 wrote to memory of 932	2376	voiceadequovl.exe	voiceadequovl.exe
PID 2376 wrote to memory of 2248	2376	voiceadequovl.exe	voiceadequovl.exe
PID 2376 wrote to memory of 2248	2376	voiceadequovl.exe	voiceadequovl.exe
PID 2376 wrote to memory of 2248	2376	voiceadequovl.exe	voiceadequovl.exe
PID 2376 wrote to memory of 2248	2376	voiceadequovl.exe	voiceadequovl.exe
PID 2376 wrote to memory of 2248	2376	voiceadequovl.exe	voiceadequovl.exe
PID 2376 wrote to memory of 2248	2376	voiceadequovl.exe	voiceadequovl.exe
PID 2376 wrote to memory of 2248	2376	voiceadequovl.exe	voiceadequovl.exe
PID 2376 wrote to memory of 2248	2376	voiceadequovl.exe	voiceadequovl.exe
PID 2376 wrote to memory of 2248	2376	voiceadequovl.exe	voiceadequovl.exe
PID 2376 wrote to memory of 2248	2376	voiceadequovl.exe	voiceadequovl.exe
PID 2376 wrote to memory of 2248	2376	voiceadequovl.exe	voiceadequovl.exe

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:3528
- 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:2240
- - 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 behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2376
  - - 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:5048
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2032
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
        5⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4224
  - - C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
      C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
      4⤵
      Executes dropped EXE
      PID:932
  - - C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
      C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
      4⤵
      Executes dropped EXE
      PID:2248
    - - C:\Windows\SysWOW64\Wbem\wmic.exe
        
        wmic os get Caption
        5⤵
        
        PID:4592

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
bb912ff9009f22b9a4eb191af04eaa22

SHA1
87a7978a766199bbafeca6c78ca7388eae44c7aa

SHA256
600ed926220ec9da25b3a49b01ec9b7c1780df51a1e2c57a522c6f328edc392b

SHA512
415abd0018a31498f466dbb79dc76920327fdba109bba190b818bda546806705078d3a0b7cbf2df2ad7a5d24cb62fbca7003695d4ebca5fe1323a282fc1fff89

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
164.5MB

MD5
d0683bc48fd0aeb83072ad02eca6f79e

SHA1
a175dbd51311fc41318c817b94edb2de97d36954

SHA256
e470ea301fcc51cec35c0dcc9f6b13b4d2371bb28aa4e4c685e0b0a2e570673f

SHA512
ab07cf510f80d1bd0e11d00cd19c0c6730da059dc81dec1265de8a261177cd37c607feea253350970b7a5e665cb66b573e1685a00503b1e6d695c2e8b600a8b0

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

Filesize
160.7MB

MD5
6e6a78049ee8d3cbff4b996aafe73546

SHA1
4ce595883f73c1fe187f3f53e9f141f8d51ed90b

SHA256
d5af9bf30de665d3296e372d4efce644625d2da5037f00a01716666b03866131

SHA512
c11266d9fc4661838e393626c4a83dc71129af1d3985e4463333346273b65082fc37d18ed9a8fee7d03f53ce48b0d78435f6ab23fde0964300b5793315ed646e

Download Submit
memory/932-151-0x0000000000000000-mapping.dmp

Download
memory/2032-148-0x0000000000000000-mapping.dmp

Download
memory/2240-132-0x0000000000000000-mapping.dmp

Download
memory/2248-157-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/2248-153-0x0000000000000000-mapping.dmp

Download
memory/2248-159-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/2248-154-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/2376-138-0x00000000009F0000-0x0000000001164000-memory.dmp

Filesize
7.5MB

Download
memory/2376-139-0x0000000001AE0000-0x0000000001B02000-memory.dmp

Filesize
136KB

Download
memory/2376-135-0x0000000000000000-mapping.dmp

Download
memory/4224-164-0x0000000006E70000-0x0000000006E8E000-memory.dmp

Filesize
120KB

Download
memory/4224-163-0x00000000738F0000-0x000000007393C000-memory.dmp

Filesize
304KB

Download
memory/4224-162-0x0000000006E90000-0x0000000006EC2000-memory.dmp

Filesize
200KB

Download
memory/4224-149-0x0000000000000000-mapping.dmp

Download
memory/4592-160-0x0000000000000000-mapping.dmp

Download
memory/5048-140-0x0000000000000000-mapping.dmp

Download
memory/5048-145-0x0000000005A80000-0x0000000005A9E000-memory.dmp

Filesize
120KB

Download
memory/5048-146-0x00000000072B0000-0x000000000792A000-memory.dmp

Filesize
6.5MB

Download
memory/5048-147-0x0000000005F90000-0x0000000005FAA000-memory.dmp

Filesize
104KB

Download
memory/5048-144-0x0000000005450000-0x00000000054B6000-memory.dmp

Filesize
408KB

Download
memory/5048-141-0x0000000002480000-0x00000000024B6000-memory.dmp

Filesize
216KB

Download
memory/5048-142-0x0000000004DB0000-0x00000000053D8000-memory.dmp

Filesize
6.2MB

Download
memory/5048-143-0x0000000004CD0000-0x0000000004D36000-memory.dmp

Filesize
408KB

Download