afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17-08-2024 03:51

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General

Target

afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe
Size

203KB
MD5

0657ba734321626a97d1f62507bf35d5
SHA1

a3ff60f16b347cb8320cab38111f4d32449bc3a9
SHA256

afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c
SHA512

35e409cc7451f9138ad455d6d2e2afe58f3856eb29027caffb9a3a3ce48d8a5e06ff0d80c0310e033697561ebfe03d38e5c453862da630599d9d3d1c896b8468
SSDEEP

6144:uEL1lvsWYuOiMnGNuuF8XcfI2MPO7qhnhF9mD:XnksHxyXcfIRhFE

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
1644	svchost.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\7063c728 = "GŽ¸c\x15ÑƒKCß˜…\|Ç—%\u00a0\x17\|(\vþdÈNûíö¼Úü'€G\u0090G‰÷\x11wHÿ8¤‰çìä/xŸ‘‡8¬ïŸÀ\x0fœˆñ¬9¨ÐGÿ¼('ôÁW¼\fñt'\x0f<œ\tÏœŠ\x7fW\x17odÇ)Äd\x7f2ºß,·W7§Hô$)A§?ì×H\t”9T„ÿ¿<œ\x18œÈÜŠL\\Š4™wy’\x14™ÐàˆG\x0fÀÂL¿Ù·g¡„\x1aG'/\u0090œpT\x04—\x18¯¯Ê—ï?Â—\x1c‘gä¹d\u008fiß¢4øgIÏ1)Ì¡\bä?\x04W_Ð‡\u008f'Šhÿ\aZ˜B²\a\x0f”7\f9D¿ÔL\x0f\x04Äàù‡t/,¡Ü÷Ì\x1c_7x0w°Ê¤—ª\x17±÷ÜçW×Ìï4ß¿\x7f÷x\x1a(Ç"	afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\7063c728 = "GŽ¸c\x15ÑƒKCß˜…\|Ç—%\u00a0\x17\|(\vþdÈNûíö¼Úü'€G\u0090G‰÷\x11wHÿ8¤‰çìä/xŸ‘‡8¬ïŸÀ\x0fœˆñ¬9¨ÐGÿ¼('ôÁW¼\fñt'\x0f<œ\tÏœŠ\x7fW\x17odÇ)Äd\x7f2ºß,·W7§Hô$)A§?ì×H\t”9T„ÿ¿<œ\x18œÈÜŠL\\Š4™wy’\x14™ÐàˆG\x0fÀÂL¿Ù·g¡„\x1aG'/\u0090œpT\x04—\x18¯¯Ê—ï?Â—\x1c‘gä¹d\u008fiß¢4øgIÏ1)Ì¡\bä?\x04W_Ð‡\u008f'Šhÿ\aZ˜B²\a\x0f”7\f9D¿ÔL\x0f\x04Äàù‡t/,¡Ü÷Ì\x1c_7x0w°Ê¤—ª\x17±÷ÜçW×Ìï4ß¿\x7f÷x\x1a(Ç"	svchost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\apppatch\svchost.exe	afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe
File opened for modification	C:\Windows\apppatch\svchost.exe	afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.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	afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1848	afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe
1848	afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe
1848	afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe
1848	afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe
1848	afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe
1848	afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe
1848	afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe
1848	afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe
1644	svchost.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1848	afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 1644	1848	afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe	85
PID 1848 wrote to memory of 1644	1848	afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe	85
PID 1848 wrote to memory of 1644	1848	afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe	85

C:\Users\Admin\AppData\Local\Temp\afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe
"C:\Users\Admin\AppData\Local\Temp\afc6625d58225e668e7369871a5e5ab52232f2fec1e553ee668999c80482368c.exe"
1⤵
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Windows\apppatch\svchost.exe
  "C:\Windows\apppatch\svchost.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Executes dropped EXE
  - Modifies WinLogon
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1644

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

Filesize
168B

MD5
d57e3a550060f85d44a175139ea23021

SHA1
2c5cb3428a322c9709a34d04dd86fe7628f8f0a6

SHA256
43edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c

SHA512
0364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063

Download Submit
C:\Users\Admin\AppData\Local\Temp\3D79.tmp

Filesize
24KB

MD5
61eb66e2d81babe0e1e1d9d5be5b6879

SHA1
36c3cba6b406ef7b7f8a5ef6c90c58ce98cc5eb9

SHA256
58f35e98858b0cf2f3fc62962454defc886bb0a7cc56064fd3af421d329dbf6e

SHA512
15eb340b6eb72beb6391fa867b3e0b34d468c67ba1b8563f245e903c8eb123b336e0f6125a9600dfa8e13285c3202e48c9dcf681a79bff539d1bb60875f940c7

Download Submit
C:\Users\Admin\AppData\Local\Temp\7F8D.tmp

Filesize
593B

MD5
926512864979bc27cf187f1de3f57aff

SHA1
acdeb9d6187932613c7fa08eaf28f0cd8116f4b5

SHA256
b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f

SHA512
f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b

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

Filesize
203KB

MD5
93cdd755beec9f0d6cbc1e25fde6c850

SHA1
75ce098961e61ff327b256542cd5412aab0e3897

SHA256
d54cc11634745d506fcc93520a101d71c872ef2d672fd5a2acb5269be9a6f124

SHA512
170c2d45ea3f245f40d0a90a443ade7077bbaafdacd99a967ce4ddab945d33d0582264ec35e147354775b8792b011616817e162e9e19b6094b5019e8505b04a3

Download Submit
memory/1644-56-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-19-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/1644-16-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/1644-54-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-17-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/1644-53-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-20-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-24-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-22-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-52-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-79-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-78-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-77-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-76-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-75-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-74-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-73-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-72-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-71-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-70-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-68-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-67-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-66-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-65-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-64-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-63-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-62-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-61-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-60-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-59-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-58-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-57-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-18-0x00000000028A0000-0x0000000002948000-memory.dmp

Filesize
672KB

Download
memory/1644-55-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-12-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/1644-32-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-31-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-51-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-49-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-48-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-46-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-45-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-44-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-43-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-42-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-41-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-39-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-38-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-37-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-36-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-34-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-33-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-30-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-29-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-28-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-27-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-69-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-26-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-50-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-47-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-40-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-25-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1644-35-0x0000000002D00000-0x0000000002DB6000-memory.dmp

Filesize
728KB

Download
memory/1848-0-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/1848-13-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/1848-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1848-1-0x00000000022C0000-0x0000000002311000-memory.dmp

Filesize
324KB

Download
memory/1848-15-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1848-14-0x00000000022C0000-0x0000000002311000-memory.dmp

Filesize
324KB

Download