008f00ab3faae0a08cc6bed2164bee392f36b5bf2b387f56856b573cab42f5de

Analysis

max time kernel
120s
max time network
126s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
03-08-2024 03:53

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General

Target

46db3e304e9640f9661832428bdc15f0N.exe
Size

204KB
MD5

46db3e304e9640f9661832428bdc15f0
SHA1

3de5ea13983e9260c6c45fb2c10df414992256d4
SHA256

008f00ab3faae0a08cc6bed2164bee392f36b5bf2b387f56856b573cab42f5de
SHA512

d30762e3928a503012a37e4d3c82fd137bfb2cae41abfbb8e4410aa04025ce6f218d21840eaed5956298ea1d326d5b6a70c2732770b346650cdcd3e14d9865c1
SSDEEP

3072:HaSdR9c1/fuWL0AjMilpCOT+kICtApWFK1WHk25weLcKznxbQFFNj6QU:H7oFuhAwM+kICeseWEEPznxbJ

Score

10^/10

discovery persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\apppatch\\svchost.exe,"	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2784	svchost.exe

Loads dropped DLL 2 IoCs

pid	Process
2432	46db3e304e9640f9661832428bdc15f0N.exe
2432	46db3e304e9640f9661832428bdc15f0N.exe

Modifies WinLogon 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\e5a3dc9f = "C:\\Windows\\apppatch\\svchost.exe"	46db3e304e9640f9661832428bdc15f0N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\e5a3dc9f = "C:\\Windows\\apppatch\\svchost.exe"	svchost.exe

Drops file in Program Files directory 32 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Windows Defender\lysyfyj.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\lyrysor.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\gadyciz.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\gadyciz.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\qetyhyg.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\vocyzit.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\gatyfus.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\pupycag.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\vofycot.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\qetyfuv.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\pupydeq.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\galynuh.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\qexyhuv.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\qetyfuv.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\vonypom.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\lymyxid.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\lymyxid.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\galyqaz.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\gatyfus.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\galyqaz.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\galynuh.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\lyxynyx.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\qetyhyg.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\vonypom.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\vocyzit.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\lysyfyj.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\lyrysor.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\pupycag.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\pupydeq.com	svchost.exe
File created	C:\Program Files (x86)\Windows Defender\qexyhuv.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\lyxynyx.com	svchost.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\vofycot.com	svchost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\apppatch\svchost.exe	46db3e304e9640f9661832428bdc15f0N.exe
File opened for modification	C:\Windows\apppatch\svchost.exe	46db3e304e9640f9661832428bdc15f0N.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	46db3e304e9640f9661832428bdc15f0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2784	svchost.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2432	46db3e304e9640f9661832428bdc15f0N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 2784	2432	46db3e304e9640f9661832428bdc15f0N.exe	29
PID 2432 wrote to memory of 2784	2432	46db3e304e9640f9661832428bdc15f0N.exe	29
PID 2432 wrote to memory of 2784	2432	46db3e304e9640f9661832428bdc15f0N.exe	29
PID 2432 wrote to memory of 2784	2432	46db3e304e9640f9661832428bdc15f0N.exe	29

C:\Users\Admin\AppData\Local\Temp\46db3e304e9640f9661832428bdc15f0N.exe
"C:\Users\Admin\AppData\Local\Temp\46db3e304e9640f9661832428bdc15f0N.exe"
1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2432
- C:\Windows\apppatch\svchost.exe
  "C:\Windows\apppatch\svchost.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Executes dropped EXE
  - Modifies WinLogon
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2784

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

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

C:\Program Files (x86)\Windows Defender\galynuh.com

Filesize
593B

MD5
926512864979bc27cf187f1de3f57aff

SHA1
acdeb9d6187932613c7fa08eaf28f0cd8116f4b5

SHA256
b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f

SHA512
f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b

Download Submit
C:\Program Files (x86)\Windows Defender\galyqaz.com

Filesize
41KB

MD5
c12e95b4a2bf40b826f09ed0dcc147bf

SHA1
daad276a9851dccf792fe5cf327a82557d80e11f

SHA256
1d5e9a3fff75de9add09d852ddcac3085b05bf5b2523f4218514c5a3a4066c63

SHA512
1c033cf74bc624d736b6e60039cff2c5936bd0a9098ab3b5d2e7694b4d315414477a47197a5b90d55dba76a742257bed4b0381b5bb10eaabe24bffaf28414e57

Download Submit
C:\Program Files (x86)\Windows Defender\lyrysor.com

Filesize
114B

MD5
bfde1e9e9c32c1681a16139450c6909d

SHA1
7e669b927e6a75a10a0ca29e38e58ddcb49b725e

SHA256
e0d020ba1cb6506cee234903a44c747ee0cfa7e2d1e60029e4cd8de9a431512a

SHA512
781fd54f155442dd34f9919b3cd063ee399db411bbfe15f2bdc43d3ab8ac2d04e1011b2c99fab42bebf7b903a94e09aaaef71b7a465d2d04b417f6dad8e8e396

Download Submit
C:\Program Files (x86)\Windows Defender\lysyfyj.com

Filesize
481B

MD5
ad5e0892d6dbf3ca9c431e69d4c70bbe

SHA1
fa94f8a853db957ddce99989333310353a02a1a0

SHA256
6af8f224d4c9dd80bccd3bb80356f40a7a7b22b31f304970b6163bd92d31e210

SHA512
b169168920c32b6adb84e76781078514a9d4a5f7522983134ef7485b167dc859cb5df197d4bf6f5b8657ee8917f36dc864c88dc72bcf1878e66c2f0dc0d5a70b

Download Submit
C:\Program Files (x86)\Windows Defender\lyxynyx.com

Filesize
1KB

MD5
1c3a942c0b44ae69bb9f05bcc1fd3065

SHA1
832fa9a27093eb636253c36658212baaa42130ac

SHA256
de92ad2933d432ac8a00804c873937305b88e6c648e6144052be345fc4df0000

SHA512
46fdfa810da56ae4e5311896f045296b44b818cb41c4bfa5656388a99de85e5b2a143cf7b3b5d46c33145d061ef481acb47fcf46dc63f327adbd88b5d457220b

Download Submit
C:\Program Files (x86)\Windows Defender\vofycot.com

Filesize
24KB

MD5
15a8272444ea922b39b9d5abd6287bb7

SHA1
5e70a6b57996e3620a9dbd7c76164519aa04010c

SHA256
23121316d7692212b54ab5d4735948ed32148d03911875780269cd4829d77034

SHA512
70af052da1888810580214302dddb6864a2db54c79a9935d699aa1cecc44f364891d24461039635e0fe1a1ed84e8f1c7b2be9d550bc700bac792168a8c6c3540

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\Z7V06J7Q\login[3].htm

Filesize
168B

MD5
d57e3a550060f85d44a175139ea23021

SHA1
2c5cb3428a322c9709a34d04dd86fe7628f8f0a6

SHA256
43edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c

SHA512
0364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063

Download Submit
\Windows\AppPatch\svchost.exe

Filesize
204KB

MD5
41e163318bbfbf9ba12b70e5bcff02a7

SHA1
97418a31f929dd72c3f1e05d42add3ed8fefef58

SHA256
cd5efa2f100072de8ea7a418b23eab4cf03533173583a115503021bad18f1d40

SHA512
0419d72114adedb0f0585afee673adb7d1a317a8f7104fb6463a75756731664dd3ded8c66aa77b6e5a4e12c5d8ed7fad01c6ea025c5513ab2403b4d11e9fc07a

Download Submit
memory/2432-0-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2432-17-0x0000000000220000-0x000000000026F000-memory.dmp

Filesize
316KB

Download
memory/2432-18-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2432-16-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2432-2-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2432-1-0x0000000000220000-0x000000000026F000-memory.dmp

Filesize
316KB

Download
memory/2784-71-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-63-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-28-0x0000000000520000-0x00000000005C4000-memory.dmp

Filesize
656KB

Download
memory/2784-26-0x0000000000520000-0x00000000005C4000-memory.dmp

Filesize
656KB

Download
memory/2784-24-0x0000000000520000-0x00000000005C4000-memory.dmp

Filesize
656KB

Download
memory/2784-34-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-36-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-38-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-45-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-51-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-84-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-83-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-82-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-81-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-80-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-79-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-77-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-76-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-75-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-74-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-73-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-72-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-33-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2784-70-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-69-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-67-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-66-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-65-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-64-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-30-0x0000000000520000-0x00000000005C4000-memory.dmp

Filesize
656KB

Download
memory/2784-62-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-61-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-60-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-59-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-58-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-57-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-56-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-55-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-54-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-53-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-52-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-50-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-49-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-48-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-47-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-46-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-44-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-43-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-78-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-42-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-68-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-41-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download
memory/2784-32-0x0000000000520000-0x00000000005C4000-memory.dmp

Filesize
656KB

Download
memory/2784-22-0x0000000000520000-0x00000000005C4000-memory.dmp

Filesize
656KB

Download
memory/2784-21-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2784-20-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2784-19-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2784-40-0x0000000002410000-0x00000000024C2000-memory.dmp

Filesize
712KB

Download