aurora | 471d501162e2a5cb6aab3f4f5362ff843d05ef9f20d9fd7ea29733d3a9875747

Analysis

max time kernel
58s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
05-02-2023 13:04

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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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	voiceadequovl.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	voiceadequovl.exe

Executes dropped EXE 3 IoCs

pid	Process
2120	voiceadequovl.exe
4944	voiceadequovl.exe
32	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 4944 set thread context of 32	4944	voiceadequovl.exe	89

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
4800	powershell.exe
4800	powershell.exe
2016	powershell.exe
2016	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4944	voiceadequovl.exe
Token: SeDebugPrivilege	4800	powershell.exe
Token: SeDebugPrivilege	2016	powershell.exe
Token: SeIncreaseQuotaPrivilege	5112	wmic.exe
Token: SeSecurityPrivilege	5112	wmic.exe
Token: SeTakeOwnershipPrivilege	5112	wmic.exe
Token: SeLoadDriverPrivilege	5112	wmic.exe
Token: SeSystemProfilePrivilege	5112	wmic.exe
Token: SeSystemtimePrivilege	5112	wmic.exe
Token: SeProfSingleProcessPrivilege	5112	wmic.exe
Token: SeIncBasePriorityPrivilege	5112	wmic.exe
Token: SeCreatePagefilePrivilege	5112	wmic.exe
Token: SeBackupPrivilege	5112	wmic.exe
Token: SeRestorePrivilege	5112	wmic.exe
Token: SeShutdownPrivilege	5112	wmic.exe
Token: SeDebugPrivilege	5112	wmic.exe
Token: SeSystemEnvironmentPrivilege	5112	wmic.exe
Token: SeRemoteShutdownPrivilege	5112	wmic.exe
Token: SeUndockPrivilege	5112	wmic.exe
Token: SeManageVolumePrivilege	5112	wmic.exe
Token: 33	5112	wmic.exe
Token: 34	5112	wmic.exe
Token: 35	5112	wmic.exe
Token: 36	5112	wmic.exe
Token: SeIncreaseQuotaPrivilege	5112	wmic.exe
Token: SeSecurityPrivilege	5112	wmic.exe
Token: SeTakeOwnershipPrivilege	5112	wmic.exe
Token: SeLoadDriverPrivilege	5112	wmic.exe
Token: SeSystemProfilePrivilege	5112	wmic.exe
Token: SeSystemtimePrivilege	5112	wmic.exe
Token: SeProfSingleProcessPrivilege	5112	wmic.exe
Token: SeIncBasePriorityPrivilege	5112	wmic.exe
Token: SeCreatePagefilePrivilege	5112	wmic.exe
Token: SeBackupPrivilege	5112	wmic.exe
Token: SeRestorePrivilege	5112	wmic.exe
Token: SeShutdownPrivilege	5112	wmic.exe
Token: SeDebugPrivilege	5112	wmic.exe
Token: SeSystemEnvironmentPrivilege	5112	wmic.exe
Token: SeRemoteShutdownPrivilege	5112	wmic.exe
Token: SeUndockPrivilege	5112	wmic.exe
Token: SeManageVolumePrivilege	5112	wmic.exe
Token: 33	5112	wmic.exe
Token: 34	5112	wmic.exe
Token: 35	5112	wmic.exe
Token: 36	5112	wmic.exe
Token: SeIncreaseQuotaPrivilege	4460	WMIC.exe
Token: SeSecurityPrivilege	4460	WMIC.exe
Token: SeTakeOwnershipPrivilege	4460	WMIC.exe
Token: SeLoadDriverPrivilege	4460	WMIC.exe
Token: SeSystemProfilePrivilege	4460	WMIC.exe
Token: SeSystemtimePrivilege	4460	WMIC.exe
Token: SeProfSingleProcessPrivilege	4460	WMIC.exe
Token: SeIncBasePriorityPrivilege	4460	WMIC.exe
Token: SeCreatePagefilePrivilege	4460	WMIC.exe
Token: SeBackupPrivilege	4460	WMIC.exe
Token: SeRestorePrivilege	4460	WMIC.exe
Token: SeShutdownPrivilege	4460	WMIC.exe
Token: SeDebugPrivilege	4460	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4460	WMIC.exe
Token: SeRemoteShutdownPrivilege	4460	WMIC.exe
Token: SeUndockPrivilege	4460	WMIC.exe
Token: SeManageVolumePrivilege	4460	WMIC.exe
Token: 33	4460	WMIC.exe
Token: 34	4460	WMIC.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 4816 wrote to memory of 2120	4816	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe	80
PID 4816 wrote to memory of 2120	4816	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe	80
PID 4816 wrote to memory of 2120	4816	5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe	80
PID 2120 wrote to memory of 4944	2120	voiceadequovl.exe	81
PID 2120 wrote to memory of 4944	2120	voiceadequovl.exe	81
PID 2120 wrote to memory of 4944	2120	voiceadequovl.exe	81
PID 4944 wrote to memory of 4800	4944	voiceadequovl.exe	83
PID 4944 wrote to memory of 4800	4944	voiceadequovl.exe	83
PID 4944 wrote to memory of 4800	4944	voiceadequovl.exe	83
PID 4944 wrote to memory of 4116	4944	voiceadequovl.exe	87
PID 4944 wrote to memory of 4116	4944	voiceadequovl.exe	87
PID 4944 wrote to memory of 4116	4944	voiceadequovl.exe	87
PID 4116 wrote to memory of 2016	4116	cmd.exe	88
PID 4116 wrote to memory of 2016	4116	cmd.exe	88
PID 4116 wrote to memory of 2016	4116	cmd.exe	88
PID 4944 wrote to memory of 32	4944	voiceadequovl.exe	89
PID 4944 wrote to memory of 32	4944	voiceadequovl.exe	89
PID 4944 wrote to memory of 32	4944	voiceadequovl.exe	89
PID 4944 wrote to memory of 32	4944	voiceadequovl.exe	89
PID 4944 wrote to memory of 32	4944	voiceadequovl.exe	89
PID 4944 wrote to memory of 32	4944	voiceadequovl.exe	89
PID 4944 wrote to memory of 32	4944	voiceadequovl.exe	89
PID 4944 wrote to memory of 32	4944	voiceadequovl.exe	89
PID 4944 wrote to memory of 32	4944	voiceadequovl.exe	89
PID 4944 wrote to memory of 32	4944	voiceadequovl.exe	89
PID 4944 wrote to memory of 32	4944	voiceadequovl.exe	89
PID 32 wrote to memory of 5112	32	voiceadequovl.exe	91
PID 32 wrote to memory of 5112	32	voiceadequovl.exe	91
PID 32 wrote to memory of 5112	32	voiceadequovl.exe	91
PID 32 wrote to memory of 4780	32	voiceadequovl.exe	92
PID 32 wrote to memory of 4780	32	voiceadequovl.exe	92
PID 32 wrote to memory of 4780	32	voiceadequovl.exe	92
PID 4780 wrote to memory of 4460	4780	cmd.exe	94
PID 4780 wrote to memory of 4460	4780	cmd.exe	94
PID 4780 wrote to memory of 4460	4780	cmd.exe	94

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:4816
- 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:2120
- - 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:4944
  - - 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:4800
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4116
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
        5⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2016
  - - 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:32
    - - C:\Windows\SysWOW64\Wbem\wmic.exe
        
        wmic os get Caption
        5⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:5112
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /C "wmic path win32_VideoController get name"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:4780
      - C:\Windows\SysWOW64\Wbem\WMIC.exe
        
        wmic path win32_VideoController get name
        6⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:4460
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /C "wmic cpu get name"
        5⤵
        
        PID:4104
      - C:\Windows\SysWOW64\Wbem\WMIC.exe
        
        wmic cpu get name
        6⤵
        
        PID:3188

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
384b7a3b448a51d2da90020d0ad08a66

SHA1
a805676f745bf51ddac2dee12145e036687fa5b3

SHA256
d61265887610c348db05e6c178549dc81f8f0b81be17d192c8b446a19880f729

SHA512
88e5cfe156f71a8edf1acb84ca4d1d1e0028381f57a36a59bf6cf17062e5204747820e54c9b4f0c0102edccbb77af687c47c5c011b6a97f00a1a9c4d5cfa74ac

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

Filesize
339.4MB

MD5
9fa5e6b3ed8ec31697c265ed5e523a14

SHA1
46eacb38d883bb0ce8311a3384b496a9203cac85

SHA256
26b596e99673e686a5e16bfffe4d2958ca8ab1f5dbfff68c050366701eed7ecc

SHA512
7f2937b84bfd27ccc87bab1506e2f92bfced323d8ca950e52f63f8faf84881a6ccf884c231e4304173cd0fd36aa53e17a2ca6430564495ae23c76a93c0b7741d

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

Filesize
343.8MB

MD5
5c0ceaf714cbf73e7105d242ed20e852

SHA1
850d9db07bf03304fdf4fdfb65764c3422a04a6a

SHA256
ecb40455215cd7d48ef9f15ad1c4a5ff32e7070dff19bf738b5e0020fd1eb531

SHA512
0e26ba227a5a01a8dfae93a7a6611f38962c7b0fca40ef00d49a6d56b36abe3176eb243a7de7db46f334e17e5086c30d952abb7d7b137cc4ec15fec6f2b12543

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

Filesize
327.3MB

MD5
f9bc4fd59c4e9fc192558d1d9aaf37cc

SHA1
d7a5332c76c0a1775a45ab5e3e254eeb32a1988e

SHA256
2d5fe6c2e494d23f071a4895f4a058f4691a58917e6c23d722c01b7ccf7c976e

SHA512
97107b3da0fce53ea391095cd018cb62d46df3065f49af0f95376baabe1d2d1ddf8d559480084fa24fd00ff7ae45315491852d6122c4bbe6a301d2cacf92ded2

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

Filesize
329.6MB

MD5
0320280ecabefe8e02b10bffeb12326f

SHA1
6c17360813bce79be25617441259a419d35821dd

SHA256
756c8043fe1be9669806b9d52b253b8fcc35fb67f2b57702f187e052f2b46507

SHA512
7c66765893e77b3893deb548520255a0e24c28a71d8be3e5f3c6b18f3705e07d5e6f3c3fd71eb805255e399690155b5bbcf1245e961e3c554e7253d184f96223

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

Filesize
218.2MB

MD5
3c5ed025cb781ec4c3f201290ab896f9

SHA1
11e1aea037d76b7637d8070d6581998db398c5f1

SHA256
3192d622c8a9c7c005c903a57164c33431f0065b167e6fb1ed314f761ee62034

SHA512
31285b783690a8527ab97d1975381711f3282bf61968a04f3c6e4136cdd28fae6849ae701bbbb667025d3f2d37a4444a5cc6ebece90994048a8257521b99cf0e

Download Submit
memory/32-172-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/32-156-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/32-155-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/32-152-0x0000000000400000-0x0000000000731000-memory.dmp

Filesize
3.2MB

Download
memory/2016-163-0x0000000007030000-0x000000000703A000-memory.dmp

Filesize
40KB

Download
memory/2016-164-0x0000000007270000-0x0000000007306000-memory.dmp

Filesize
600KB

Download
memory/2016-171-0x00000000071B0000-0x00000000071B8000-memory.dmp

Filesize
32KB

Download
memory/2016-159-0x0000000006270000-0x00000000062A2000-memory.dmp

Filesize
200KB

Download
memory/2016-170-0x00000000071D0000-0x00000000071EA000-memory.dmp

Filesize
104KB

Download
memory/2016-169-0x0000000005B00000-0x0000000005B0E000-memory.dmp

Filesize
56KB

Download
memory/2016-161-0x0000000006250000-0x000000000626E000-memory.dmp

Filesize
120KB

Download
memory/2016-160-0x0000000074940000-0x000000007498C000-memory.dmp

Filesize
304KB

Download
memory/4800-146-0x00000000075D0000-0x0000000007C4A000-memory.dmp

Filesize
6.5MB

Download
memory/4800-141-0x00000000049D0000-0x0000000004A06000-memory.dmp

Filesize
216KB

Download
memory/4800-142-0x00000000050D0000-0x00000000056F8000-memory.dmp

Filesize
6.2MB

Download
memory/4800-143-0x0000000005800000-0x0000000005866000-memory.dmp

Filesize
408KB

Download
memory/4800-144-0x0000000005870000-0x00000000058D6000-memory.dmp

Filesize
408KB

Download
memory/4800-145-0x0000000004CD0000-0x0000000004CEE000-memory.dmp

Filesize
120KB

Download
memory/4800-147-0x0000000006490000-0x00000000064AA000-memory.dmp

Filesize
104KB

Download
memory/4944-138-0x00000000000A0000-0x0000000000814000-memory.dmp

Filesize
7.5MB

Download
memory/4944-139-0x0000000006770000-0x0000000006792000-memory.dmp

Filesize
136KB

Download