e97247599a336032a86ea5cb42b3b9c971567977e245b689d87c3f2ef3d200e4

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 11:28

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General

Target

Ref20203216.exe
Size

150KB
MD5

9f9df5620e05da5bbf797b8531da35ab
SHA1

22be3755c61f577fb39e4d71df0f8d9bfb90aa87
SHA256

e97247599a336032a86ea5cb42b3b9c971567977e245b689d87c3f2ef3d200e4
SHA512

365554a00606263906af881542ff87999c32d30389798219deb9cb384874a9700eba56ee883b1dc5238890a6a5ea15f8c3861182b267fb0a6b196bcbdf39e480
SSDEEP

1536:aj9JxITkjSu9L8xIWCPAHWoTwuckbZrSV6ICB3pQpYvNX81zJfqK6XiFZKj:aj+TTup8omWiwLcCxSZQpe5WzJfV62M

Score

7^/10

discovery

Malware Config

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\iulue.vbs	Ref20203216.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
6352	1528	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ref20203216.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	Ref20203216.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 0400000001000000100000000cd2f9e0da1773e9ed864da5e370e74e14000000010000001400000079b459e67bb6e5e40173800888c81a58f6e99b6e030000000100000014000000cabd2a79a1076a31f21d253635cb039d4329a5e80f00000001000000200000003f0411ede9c4477057d57e57883b1f205b20cdc0f3263129b1ee0269a2678f631900000001000000100000002fe1f70bb05d7c92335bc5e05b984da620000000010000006f0500003082056b30820353a0030201020211008210cfb0d240e3594463e0bb63828b00300d06092a864886f70d01010b0500304f310b300906035504061302555331293027060355040a1320496e7465726e65742053656375726974792052657365617263682047726f7570311530130603550403130c4953524720526f6f74205831301e170d3135303630343131303433385a170d3335303630343131303433385a304f310b300906035504061302555331293027060355040a1320496e7465726e65742053656375726974792052657365617263682047726f7570311530130603550403130c4953524720526f6f7420583130820222300d06092a864886f70d01010105000382020f003082020a0282020100ade82473f41437f39b9e2b57281c87bedcb7df38908c6e3ce657a078f775c2a2fef56a6ef6004f28dbde68866c4493b6b163fd14126bbf1fd2ea319b217ed1333cba48f5dd79dfb3b8ff12f1219a4bc18a8671694a66666c8f7e3c70bfad292206f3e4c0e680aee24b8fb7997e94039fd347977c99482353e838ae4f0a6f832ed149578c8074b6da2fd0388d7b0370211b75f2303cfa8faeddda63abeb164fc28e114b7ecf0be8ffb5772ef4b27b4ae04c12250c708d0329a0e15324ec13d9ee19bf10b34a8c3f89a36151deac870794f46371ec2ee26f5b9881e1895c34796c76ef3b906279e6dba49a2f26c5d010e10eded9108e16fbb7f7a8f7c7e50207988f360895e7e237960d36759efb0e72b11d9bbc03f94905d881dd05b42ad641e9ac0176950a0fd8dfd5bd121f352f28176cd298c1a80964776e4737baceac595e689d7f72d689c50641293e593edd26f524c911a75aa34c401f46a199b5a73a516e863b9e7d72a712057859ed3e5178150b038f8dd02f05b23e7b4a1c4b730512fcc6eae050137c439374b3ca74e78e1f0108d030d45b7136b407bac130305c48b7823b98a67d608aa2a32982ccbabd83041ba2830341a1d605f11bc2b6f0a87c863b46a8482a88dc769a76bf1f6aa53d198feb38f364dec82b0d0a28fff7dbe21542d422d0275de179fe18e77088ad4ee6d98b3ac6dd27516effbc64f533434f0203010001a3423040300e0603551d0f0101ff040403020106300f0603551d130101ff040530030101ff301d0603551d0e0416041479b459e67bb6e5e40173800888c81a58f6e99b6e300d06092a864886f70d01010b05000382020100551f58a9bcb2a850d00cb1d81a6920272908ac61755c8a6ef882e5692fd5f6564bb9b8731059d321977ee74c71fbb2d260ad39a80bea17215685f1500e59ebcee059e9bac915ef869d8f8480f6e4e99190dc179b621b45f06695d27c6fc2ea3bef1fcfcbd6ae27f1a9b0c8aefd7d7e9afa2204ebffd97fea912b22b1170e8ff28a345b58d8fc01c954b9b826cc8a8833894c2d843c82dfee965705ba2cbbf7c4b7c74e3b82be31c822737392d1c280a43939103323824c3c9f86b255981dbe29868c229b9ee26b3b573a82704ddc09c789cb0a074d6ce85d8ec9efceabc7bbb52b4e45d64ad026cce572ca086aa595e315a1f7a4edc92c5fa5fbffac28022ebed77bbbe3717b9016d3075e46537c3707428cd3c4969cd599b52ae0951a8048ae4c3907cecc47a452952bbab8fbadd233537de51d4d6dd5a1b1c7426fe64027355ca328b7078de78d3390e7239ffb509c796c46d5b415b3966e7e9b0c963ab8522d3fd65be1fb08c284fe24a8a389daac6ae1182ab1a843615bd31fdc3b8d76f22de88d75df17336c3d53fb7bcb415fffdca2d06138e196b8ac5d8b37d775d533c09911ae9d41c1727584be0241425f67244894d19b27be073fb9b84f817451e17ab7ed9d23e2bee0d52804133c31039edd7a6c8fc60718c67fde478e3f289e0406cfa5543477bdec899be91743df5bdb5ffe8e1e57a2cd409d7e6222dade1827	Ref20203216.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1528	Ref20203216.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1528	Ref20203216.exe
Token: SeDebugPrivilege	1528	Ref20203216.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1528 wrote to memory of 6352	1528	Ref20203216.exe	30
PID 1528 wrote to memory of 6352	1528	Ref20203216.exe	30
PID 1528 wrote to memory of 6352	1528	Ref20203216.exe	30
PID 1528 wrote to memory of 6352	1528	Ref20203216.exe	30

C:\Users\Admin\AppData\Local\Temp\Ref20203216.exe
"C:\Users\Admin\AppData\Local\Temp\Ref20203216.exe"
1⤵
- Drops startup file
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1528
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1528 -s 1676
  2⤵
  - Program crash
  PID:6352

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1528-0-0x0000000073F5E000-0x0000000073F5F000-memory.dmp

Filesize
4KB

Download
memory/1528-1-0x0000000000F00000-0x0000000000F2A000-memory.dmp

Filesize
168KB

Download
memory/1528-3-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download
memory/1528-2-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1528-4-0x0000000006040000-0x000000000613A000-memory.dmp

Filesize
1000KB

Download
memory/1528-5-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-6-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-8-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-10-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-64-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-12-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-14-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-16-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-18-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-20-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-22-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-24-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-26-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-28-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-30-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-32-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-34-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-36-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-38-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-40-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-42-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-44-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-46-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-48-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-50-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-52-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-54-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-56-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-58-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-60-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-62-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-66-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-68-0x0000000006040000-0x0000000006134000-memory.dmp

Filesize
976KB

Download
memory/1528-1181-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download
memory/1528-1184-0x0000000005670000-0x00000000056C4000-memory.dmp

Filesize
336KB

Download
memory/1528-1187-0x0000000073F5E000-0x0000000073F5F000-memory.dmp

Filesize
4KB

Download
memory/1528-1183-0x0000000005460000-0x00000000054AC000-memory.dmp

Filesize
304KB

Download
memory/1528-1182-0x00000000057D0000-0x000000000583A000-memory.dmp

Filesize
424KB

Download
memory/1528-1188-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download
memory/1528-1189-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download