4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 21:30

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General

Target

4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe
Size

212KB
MD5

0aa5806bf88cabf74c31f03f3a443be9
SHA1

a22ac0bd29f4dd7e79dd5382c02075975340459b
SHA256

4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153
SHA512

4dd711ef8281e7eb1279c881fd7c2a8c014743a93eeb96d7bca3fab3a33e9b740996d785cc06aa0f701a1844c3f91711a17f0be8404900bdb98872816fb05050
SSDEEP

3072:hGwPsm1VrwxOsf0juzv8j4P1Hr6krr4IEhx9QZe2gO9mG9UHA30Vt3E/vDjb:hG/iVkO20SFgBhxtW9mG9+Umt3Ezjb

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

svchost.exe

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

Processes:

svchost.exe

pid process

2596 svchost.exe

pid	process
2596	svchost.exe

Modifies WinLogon 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exesvchost.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\5c326ed1 = "ÂÛMfÈ°‘\x0f\x1e¢\u00ad\vqÉ5g\n¾ñæâ\x14\x19*µ!†"	4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\5c326ed1 = "ÂÛMfÈ°‘\x0f\x1e¢\u00ad\vqÉ5g\n¾ñæâ\x14\x19*µ!†"	svchost.exe

Drops file in Windows directory 2 IoCs

Processes:

4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe

description	ioc	process
File created	C:\Windows\apppatch\svchost.exe	4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe
File opened for modification	C:\Windows\apppatch\svchost.exe	4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exesvchost.exe

pid	process
4756	4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe
4756	4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe
4756	4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe
4756	4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe
4756	4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe
4756	4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe
4756	4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe
4756	4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe

pid process

4756 4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe

description	pid	process	target process
PID 4756 wrote to memory of 2596	4756	4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe	svchost.exe
PID 4756 wrote to memory of 2596	4756	4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe	svchost.exe
PID 4756 wrote to memory of 2596	4756	4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe
"C:\Users\Admin\AppData\Local\Temp\4e0d6fc57a6d5884a4de2a9942f37a4c7cb1a8454678dbe74d919be8cfe65153.exe"
1⤵
- Modifies WinLogon
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4756
- C:\Windows\apppatch\svchost.exe
  "C:\Windows\apppatch\svchost.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Executes dropped EXE
  - Modifies WinLogon
  - Suspicious behavior: EnumeratesProcesses
  PID:2596

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3772,i,14486271492189381216,15799931579469722648,262144 --variations-seed-version --mojo-platform-channel-handle=4552 /prefetch:8
1⤵
PID:4864

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VVOFDIUO\login[2].htm

Filesize
457B

MD5
27d3ea64ef0f44f8002f175950e3dedf

SHA1
45664f15cc95011360e6e0742ca70ca4443737c2

SHA256
e06beacdcc1ad1cfbe80aadb8a62d04c80c45e0e603c63b2e4313bfc32b7f50c

SHA512
24eff55499cfcfcad8ec8df6e7648b0f16cb2663b5f7d35d1a77caf8f5c5c08a4ad7eda6752113ecca448704e88d38035c43b77f48487954aae3d0ba607365bb

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\YOJF4VYG\login[1].htm

Filesize
168B

MD5
d57e3a550060f85d44a175139ea23021

SHA1
2c5cb3428a322c9709a34d04dd86fe7628f8f0a6

SHA256
43edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c

SHA512
0364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063

Download Submit
C:\Users\Admin\AppData\Local\Temp\3CCE.tmp

Filesize
457B

MD5
531ec87a0b2f9477a52d88b111d0d46a

SHA1
50a72e5752075309f91c062e0282a7e7cd1e751e

SHA256
4875b451859b1eb8d0d3b040b1bb8d654d212edb6d9c721cf0f4372129579385

SHA512
07994963fd76b31ef0ba2c7f418dcb3ee0290f6baca2d8ec63a6e6b861557b13fbc20d2f0a10a66f35c4d72d4d2c1920ac88b96174604f2f8856868912327da1

Download Submit
C:\Users\Admin\AppData\Local\Temp\C269.tmp

Filesize
593B

MD5
926512864979bc27cf187f1de3f57aff

SHA1
acdeb9d6187932613c7fa08eaf28f0cd8116f4b5

SHA256
b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f

SHA512
f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b

Download Submit
C:\Users\Admin\AppData\Local\Temp\D54E.tmp

Filesize
22KB

MD5
b6cd131ff267b3e31fa46fd38bee362f

SHA1
8380dce825b965df3bceeaeb97289be2634badbd

SHA256
89c98bd3c23e5911fde82a0c76eed820925d8a8e677f222355282c6efbe751dd

SHA512
6ffaa12a85335a748a4fe7c51f1bc67baff07867774a1344f9b70c4fe3d5f51ccb46b5fd4b53b5bc79688c95ff818747077bc17f05a3c47226bdd0d8a3e4ca23

Download Submit
C:\Users\Admin\AppData\Local\Temp\D571.tmp

Filesize
2KB

MD5
df8ef2a58a4eeaa49e80fe36dfbc1568

SHA1
5afd3745a3d581b10cc58ff92072cd9227c21a55

SHA256
e84025a562b680b4357185d6c8a82b6ebcf95ed69ead002def3c3827bdbd5986

SHA512
3389d353ed97d2b4c507002357b7f517dcaa1e663ab1997cb8ff1b20f1b81e0f10d32e1621a893fed28db2d393f683134140a58d48c8c9d1d36c3bc59910b0fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\D8FA.tmp

Filesize
22KB

MD5
11f48c4d65582635e060a48a6d1fddc2

SHA1
5b0def8798a371b7baa9e39ea81c7a50ea3d5970

SHA256
311b8c2f53eb6d423ca0244d814e5204f6b60f8791d6260e6b3f000ac29a5148

SHA512
df9366c014cd44de4db4d5694564d9584500dbe4ddda73ed1dd27944f4e15e30396165de5f9c7b7ac0aa68f7d02f084957e3746ccdb7fdd3aeea920a28c0000b

Download Submit
C:\Users\Admin\AppData\Local\Temp\F98A.tmp

Filesize
41KB

MD5
46da7319ab5b61b3f046dfe09d194758

SHA1
2b61a623513a88daf6e8931462363535360aa1e0

SHA256
4b472941d130a20e608192c46a242c0956be20fd78726c25a3e1448ff62476c6

SHA512
e25aa7258420b2e98891fcef02f05f5d48b358d51bc62be5fed1cbd3043a7ef3a2b17f581053190dd232fc9233465809ed23c128962f1f3e7765df0264b55eb6

Download Submit
C:\Windows\apppatch\svchost.exe

Filesize
212KB

MD5
a608397e9540389b46291383bfc31454

SHA1
d8813ff94a09cd8cc2d5ab914c9a626327e50a61

SHA256
8ef2a4561417b31972f693db6c9022974592e14755762911126efda43ff2dec3

SHA512
242635ed925fdc062a3852afab389273ab79530b9758b6675e740a2d50efcaa18a35fb1be338957d871c7c01a1da2ca0a5984eb582a49aed811460f6ab1b9f35

Download Submit
memory/2596-54-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-48-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-24-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-23-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-31-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-37-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-79-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-78-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-77-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-76-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-75-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-74-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-73-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-72-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-71-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-69-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-68-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-67-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-66-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-65-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-64-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-63-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-62-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-61-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-60-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-59-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-58-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-57-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-56-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-18-0x0000000002E00000-0x0000000002EA8000-memory.dmp

Filesize
672KB

Download
memory/2596-53-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-52-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-51-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-50-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-49-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-20-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-47-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-46-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-45-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-44-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-43-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-42-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-40-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-39-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-38-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-36-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-35-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-34-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-33-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-32-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-30-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-28-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-29-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-27-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-26-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-70-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-55-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-41-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-25-0x0000000002FB0000-0x0000000003066000-memory.dmp

Filesize
728KB

Download
memory/2596-15-0x0000000000400000-0x00000000005B8000-memory.dmp

Filesize
1.7MB

Download
memory/2596-16-0x0000000000400000-0x00000000005B8000-memory.dmp

Filesize
1.7MB

Download
memory/2596-17-0x0000000000400000-0x00000000005B8000-memory.dmp

Filesize
1.7MB

Download
memory/2596-19-0x0000000000400000-0x00000000005B8000-memory.dmp

Filesize
1.7MB

Download
memory/4756-0-0x0000000000400000-0x00000000005B8000-memory.dmp

Filesize
1.7MB

Download
memory/4756-1-0x00000000023B0000-0x0000000002401000-memory.dmp

Filesize
324KB

Download
memory/4756-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/4756-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/4756-13-0x00000000023B0000-0x0000000002401000-memory.dmp

Filesize
324KB

Download
memory/4756-11-0x0000000000400000-0x00000000005B8000-memory.dmp

Filesize
1.7MB

Download