aurora | 471d501162e2a5cb6aab3f4f5362ff843d05ef9f20d9fd7ea29733d3a9875747

Analysis

max time kernel
68s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
04/02/2023, 19:36

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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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	voiceadequovl.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	voiceadequovl.exe

Executes dropped EXE 3 IoCs

pid	Process
4184	voiceadequovl.exe
5008	voiceadequovl.exe
3524	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 5008 set thread context of 3524	5008	voiceadequovl.exe	95

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
1076	powershell.exe
1076	powershell.exe
2304	powershell.exe
2304	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	5008	voiceadequovl.exe
Token: SeDebugPrivilege	1076	powershell.exe
Token: SeDebugPrivilege	2304	powershell.exe
Token: SeIncreaseQuotaPrivilege	1612	wmic.exe
Token: SeSecurityPrivilege	1612	wmic.exe
Token: SeTakeOwnershipPrivilege	1612	wmic.exe
Token: SeLoadDriverPrivilege	1612	wmic.exe
Token: SeSystemProfilePrivilege	1612	wmic.exe
Token: SeSystemtimePrivilege	1612	wmic.exe
Token: SeProfSingleProcessPrivilege	1612	wmic.exe
Token: SeIncBasePriorityPrivilege	1612	wmic.exe
Token: SeCreatePagefilePrivilege	1612	wmic.exe
Token: SeBackupPrivilege	1612	wmic.exe
Token: SeRestorePrivilege	1612	wmic.exe
Token: SeShutdownPrivilege	1612	wmic.exe
Token: SeDebugPrivilege	1612	wmic.exe
Token: SeSystemEnvironmentPrivilege	1612	wmic.exe
Token: SeRemoteShutdownPrivilege	1612	wmic.exe
Token: SeUndockPrivilege	1612	wmic.exe
Token: SeManageVolumePrivilege	1612	wmic.exe
Token: 33	1612	wmic.exe
Token: 34	1612	wmic.exe
Token: 35	1612	wmic.exe
Token: 36	1612	wmic.exe
Token: SeIncreaseQuotaPrivilege	1612	wmic.exe
Token: SeSecurityPrivilege	1612	wmic.exe
Token: SeTakeOwnershipPrivilege	1612	wmic.exe
Token: SeLoadDriverPrivilege	1612	wmic.exe
Token: SeSystemProfilePrivilege	1612	wmic.exe
Token: SeSystemtimePrivilege	1612	wmic.exe
Token: SeProfSingleProcessPrivilege	1612	wmic.exe
Token: SeIncBasePriorityPrivilege	1612	wmic.exe
Token: SeCreatePagefilePrivilege	1612	wmic.exe
Token: SeBackupPrivilege	1612	wmic.exe
Token: SeRestorePrivilege	1612	wmic.exe
Token: SeShutdownPrivilege	1612	wmic.exe
Token: SeDebugPrivilege	1612	wmic.exe
Token: SeSystemEnvironmentPrivilege	1612	wmic.exe
Token: SeRemoteShutdownPrivilege	1612	wmic.exe
Token: SeUndockPrivilege	1612	wmic.exe
Token: SeManageVolumePrivilege	1612	wmic.exe
Token: 33	1612	wmic.exe
Token: 34	1612	wmic.exe
Token: 35	1612	wmic.exe
Token: 36	1612	wmic.exe
Token: SeIncreaseQuotaPrivilege	2816	WMIC.exe
Token: SeSecurityPrivilege	2816	WMIC.exe
Token: SeTakeOwnershipPrivilege	2816	WMIC.exe
Token: SeLoadDriverPrivilege	2816	WMIC.exe
Token: SeSystemProfilePrivilege	2816	WMIC.exe
Token: SeSystemtimePrivilege	2816	WMIC.exe
Token: SeProfSingleProcessPrivilege	2816	WMIC.exe
Token: SeIncBasePriorityPrivilege	2816	WMIC.exe
Token: SeCreatePagefilePrivilege	2816	WMIC.exe
Token: SeBackupPrivilege	2816	WMIC.exe
Token: SeRestorePrivilege	2816	WMIC.exe
Token: SeShutdownPrivilege	2816	WMIC.exe
Token: SeDebugPrivilege	2816	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2816	WMIC.exe
Token: SeRemoteShutdownPrivilege	2816	WMIC.exe
Token: SeUndockPrivilege	2816	WMIC.exe
Token: SeManageVolumePrivilege	2816	WMIC.exe
Token: 33	2816	WMIC.exe
Token: 34	2816	WMIC.exe

Suspicious use of WriteProcessMemory 41 IoCs

description	pid	Process	procid_target
PID 4324 wrote to memory of 4184	4324	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe	80
PID 4324 wrote to memory of 4184	4324	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe	80
PID 4324 wrote to memory of 4184	4324	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe	80
PID 4184 wrote to memory of 5008	4184	voiceadequovl.exe	81
PID 4184 wrote to memory of 5008	4184	voiceadequovl.exe	81
PID 4184 wrote to memory of 5008	4184	voiceadequovl.exe	81
PID 5008 wrote to memory of 1076	5008	voiceadequovl.exe	83
PID 5008 wrote to memory of 1076	5008	voiceadequovl.exe	83
PID 5008 wrote to memory of 1076	5008	voiceadequovl.exe	83
PID 5008 wrote to memory of 3876	5008	voiceadequovl.exe	92
PID 5008 wrote to memory of 3876	5008	voiceadequovl.exe	92
PID 5008 wrote to memory of 3876	5008	voiceadequovl.exe	92
PID 3876 wrote to memory of 2304	3876	cmd.exe	94
PID 3876 wrote to memory of 2304	3876	cmd.exe	94
PID 3876 wrote to memory of 2304	3876	cmd.exe	94
PID 5008 wrote to memory of 3524	5008	voiceadequovl.exe	95
PID 5008 wrote to memory of 3524	5008	voiceadequovl.exe	95
PID 5008 wrote to memory of 3524	5008	voiceadequovl.exe	95
PID 5008 wrote to memory of 3524	5008	voiceadequovl.exe	95
PID 5008 wrote to memory of 3524	5008	voiceadequovl.exe	95
PID 5008 wrote to memory of 3524	5008	voiceadequovl.exe	95
PID 5008 wrote to memory of 3524	5008	voiceadequovl.exe	95
PID 5008 wrote to memory of 3524	5008	voiceadequovl.exe	95
PID 5008 wrote to memory of 3524	5008	voiceadequovl.exe	95
PID 5008 wrote to memory of 3524	5008	voiceadequovl.exe	95
PID 5008 wrote to memory of 3524	5008	voiceadequovl.exe	95
PID 3524 wrote to memory of 1612	3524	voiceadequovl.exe	97
PID 3524 wrote to memory of 1612	3524	voiceadequovl.exe	97
PID 3524 wrote to memory of 1612	3524	voiceadequovl.exe	97
PID 3524 wrote to memory of 3104	3524	voiceadequovl.exe	98
PID 3524 wrote to memory of 3104	3524	voiceadequovl.exe	98
PID 3524 wrote to memory of 3104	3524	voiceadequovl.exe	98
PID 3104 wrote to memory of 2816	3104	cmd.exe	100
PID 3104 wrote to memory of 2816	3104	cmd.exe	100
PID 3104 wrote to memory of 2816	3104	cmd.exe	100
PID 3524 wrote to memory of 4340	3524	voiceadequovl.exe	101
PID 3524 wrote to memory of 4340	3524	voiceadequovl.exe	101
PID 3524 wrote to memory of 4340	3524	voiceadequovl.exe	101
PID 4340 wrote to memory of 1272	4340	cmd.exe	103
PID 4340 wrote to memory of 1272	4340	cmd.exe	103
PID 4340 wrote to memory of 1272	4340	cmd.exe	103

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:4324
- 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:4184
- - 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:5008
  - - 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:1076
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3876
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
        5⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2304
  - - 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:3524
    - - C:\Windows\SysWOW64\Wbem\wmic.exe
        
        wmic os get Caption
        5⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:1612
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /C "wmic path win32_VideoController get name"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:3104
      - C:\Windows\SysWOW64\Wbem\WMIC.exe
        
        wmic path win32_VideoController get name
        6⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:2816
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /C "wmic cpu get name"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:4340
      - C:\Windows\SysWOW64\Wbem\WMIC.exe
        
        wmic cpu get name
        6⤵
        
        PID:1272

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

Replay Monitor

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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
5d4bec74b81db4e412cff9225a5b1219

SHA1
51744fe90a4d3b564a3db0fe143afb72633b4bc8

SHA256
c66181bd303e8043504b6a24084f7e4f3fd0bca2da0c005b28f5e8ba1fd7c86a

SHA512
b9bd58e2685d80d46a5f49e50ebff1aa439909c3183881f0e9ec3d1f7c881e86d06db7dcc15fc478e31094cabfb21f9b956328d3ee7afcb991bee9c1cfedcb95

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
323.6MB

MD5
fb3ff31d86a57a07d63e8f40fb658688

SHA1
ccc09a67e21859c5d51b2a296f96511aa3feb812

SHA256
9884e6e5a9495aa2bdd1238cf613d00a02457d75f7ed321613dd739c2360ec78

SHA512
2218fbbe60c3274866a0154235082e7c41533b5577c9d8026415bae8e7dc7de677f9a1d433d0e61b611987424537b3b0e1e143a86fd165d2651048e15885d105

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

Filesize
354.7MB

MD5
8bcc75535bae404637ec749152bbc7fe

SHA1
b0a331740d9ae6ed69c788d2ea1cf74e9fa4b256

SHA256
fcc095f6eedc2f84b2dca76d770e78e8fddeb6943fa7190aa1c89b7b7b9e1474

SHA512
1338eab56881362b2cec67a37fcc3a7585b5c1de5c0f8e9e3ed57d9feaf2533cc31f4642c19fbc2d7c471661035eac296dfe7ae3b4ed5d46ba1f6daf36932061

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

Filesize
253.4MB

MD5
e5aebc817e8c09ecf49087e199eb2f78

SHA1
3f3a85a37dcd72ba54caa9066088311234eb13e5

SHA256
b27ed5525b834e730137daba2e7787bec3622ef96a3e1ae03ab84a8c41aee6e9

SHA512
b43ef5193c1a80e8c4245e1e35fb07fd52a9b03b62bcf8f52c85e43174ee51d0134890b7cb37b732def8f431954da0ccbcda418ea33c6438ada1fcd34a211685

Download Submit
memory/1076-142-0x0000000005140000-0x0000000005768000-memory.dmp

Filesize
6.2MB

Download
memory/1076-141-0x0000000002990000-0x00000000029C6000-memory.dmp

Filesize
216KB

Download
memory/1076-143-0x0000000005770000-0x00000000057D6000-memory.dmp

Filesize
408KB

Download
memory/1076-144-0x00000000057E0000-0x0000000005846000-memory.dmp

Filesize
408KB

Download
memory/1076-145-0x0000000005F30000-0x0000000005F4E000-memory.dmp

Filesize
120KB

Download
memory/1076-147-0x0000000006410000-0x000000000642A000-memory.dmp

Filesize
104KB

Download
memory/1076-146-0x0000000007990000-0x000000000800A000-memory.dmp

Filesize
6.5MB

Download
memory/2304-169-0x0000000006790000-0x000000000679E000-memory.dmp

Filesize
56KB

Download
memory/2304-170-0x0000000007E60000-0x0000000007E7A000-memory.dmp

Filesize
104KB

Download
memory/2304-171-0x0000000007E40000-0x0000000007E48000-memory.dmp

Filesize
32KB

Download
memory/2304-164-0x0000000007F00000-0x0000000007F96000-memory.dmp

Filesize
600KB

Download
memory/2304-163-0x0000000007CD0000-0x0000000007CDA000-memory.dmp

Filesize
40KB

Download
memory/2304-159-0x0000000007AE0000-0x0000000007B12000-memory.dmp

Filesize
200KB

Download
memory/2304-160-0x0000000074E50000-0x0000000074E9C000-memory.dmp

Filesize
304KB

Download
memory/2304-161-0x0000000006EE0000-0x0000000006EFE000-memory.dmp

Filesize
120KB

Download
memory/3524-158-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/3524-156-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/3524-153-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/3524-172-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/5008-138-0x0000000000380000-0x0000000000AF4000-memory.dmp

Filesize
7.5MB

Download
memory/5008-139-0x0000000006A40000-0x0000000006A62000-memory.dmp

Filesize
136KB

Download