8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0

Analysis

max time kernel
29s
max time network
30s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
28/03/2023, 05:09

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe
Size

328KB
MD5

087559133a6f3ddd6923c9bfd102546f
SHA1

a26b3bfc0494f2a0ce623dafcf201b39fe9ceafd
SHA256

8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0
SHA512

fd6162d5b182b2d6b227a2289cc7df2ceb8e3545fbfa8ac64d15bf700201095edfddc6cbfc9cfaf47924f4004053bd70df77e0eff36fd37614c88709ec122afc
SSDEEP

6144:Kby+bnr+hp0yN90QE1Fv2QK7JyZaKbNaWzHHtpXJZDwav2FHordJR45S:1MrNy90rFeQK7mxFwav2irfgS

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs 11 IoCs

evasion trojan

Modify Registry

T1112

Modify Existing Service

T1031

Disabling Security Tools

T1089

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	ctIm52Ct56.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	ctIm52Ct56.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	ctIm52Ct56.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	beEM25WS38.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	beEM25WS38.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	beEM25WS38.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	beEM25WS38.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	ctIm52Ct56.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	ctIm52Ct56.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	beEM25WS38.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	beEM25WS38.exe

Executes dropped EXE 2 IoCs

pid	Process
1256	beEM25WS38.exe
1380	ctIm52Ct56.exe

Loads dropped DLL 4 IoCs

pid	Process
1372	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe
1372	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe
1256	beEM25WS38.exe
1372	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe

Windows security modification 2 TTPs 4 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	beEM25WS38.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features	ctIm52Ct56.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	ctIm52Ct56.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features	beEM25WS38.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\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1256	beEM25WS38.exe
1256	beEM25WS38.exe
1380	ctIm52Ct56.exe
1380	ctIm52Ct56.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1256	beEM25WS38.exe
Token: SeDebugPrivilege	1380	ctIm52Ct56.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1372 wrote to memory of 1256	1372	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe	28
PID 1372 wrote to memory of 1256	1372	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe	28
PID 1372 wrote to memory of 1256	1372	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe	28
PID 1372 wrote to memory of 1256	1372	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe	28
PID 1372 wrote to memory of 1256	1372	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe	28
PID 1372 wrote to memory of 1256	1372	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe	28
PID 1372 wrote to memory of 1256	1372	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe	28
PID 1372 wrote to memory of 1380	1372	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe	29
PID 1372 wrote to memory of 1380	1372	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe	29
PID 1372 wrote to memory of 1380	1372	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe	29
PID 1372 wrote to memory of 1380	1372	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe	29
PID 1372 wrote to memory of 1380	1372	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe	29
PID 1372 wrote to memory of 1380	1372	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe	29
PID 1372 wrote to memory of 1380	1372	8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe	29

C:\Users\Admin\AppData\Local\Temp\8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe
"C:\Users\Admin\AppData\Local\Temp\8c392e3e15046d4edb4e253ac9e8e63bb2ed2771f896e8a2df96edd29ed379c0.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1372
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\beEM25WS38.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\beEM25WS38.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Loads dropped DLL
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1256
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ctIm52Ct56.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ctIm52Ct56.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1380

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

T1089

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\beEM25WS38.exe

Filesize
232KB

MD5
2e26dba8fb0f0a5e89760ad7ed6912fe

SHA1
b66d29da92a60aefa3fc5e84e11f6b1af5c4c5a4

SHA256
63cf4d05b6d3365cc059f683e6a5b50ed6e5c1c47e9cdf68f99e0fd481853a5f

SHA512
527e97acdf0ee505b30a23f7a721324e643aaf2d2c5dbcf1b4918de8eeafa84d1225c048f0fd6bfbdaa568789e81559ca92ab4e9b21c4929ef25b8e6e8a1115b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\beEM25WS38.exe

Filesize
232KB

MD5
2e26dba8fb0f0a5e89760ad7ed6912fe

SHA1
b66d29da92a60aefa3fc5e84e11f6b1af5c4c5a4

SHA256
63cf4d05b6d3365cc059f683e6a5b50ed6e5c1c47e9cdf68f99e0fd481853a5f

SHA512
527e97acdf0ee505b30a23f7a721324e643aaf2d2c5dbcf1b4918de8eeafa84d1225c048f0fd6bfbdaa568789e81559ca92ab4e9b21c4929ef25b8e6e8a1115b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\beEM25WS38.exe

Filesize
232KB

MD5
2e26dba8fb0f0a5e89760ad7ed6912fe

SHA1
b66d29da92a60aefa3fc5e84e11f6b1af5c4c5a4

SHA256
63cf4d05b6d3365cc059f683e6a5b50ed6e5c1c47e9cdf68f99e0fd481853a5f

SHA512
527e97acdf0ee505b30a23f7a721324e643aaf2d2c5dbcf1b4918de8eeafa84d1225c048f0fd6bfbdaa568789e81559ca92ab4e9b21c4929ef25b8e6e8a1115b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ctIm52Ct56.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ctIm52Ct56.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\beEM25WS38.exe

Filesize
232KB

MD5
2e26dba8fb0f0a5e89760ad7ed6912fe

SHA1
b66d29da92a60aefa3fc5e84e11f6b1af5c4c5a4

SHA256
63cf4d05b6d3365cc059f683e6a5b50ed6e5c1c47e9cdf68f99e0fd481853a5f

SHA512
527e97acdf0ee505b30a23f7a721324e643aaf2d2c5dbcf1b4918de8eeafa84d1225c048f0fd6bfbdaa568789e81559ca92ab4e9b21c4929ef25b8e6e8a1115b

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\beEM25WS38.exe

Filesize
232KB

MD5
2e26dba8fb0f0a5e89760ad7ed6912fe

SHA1
b66d29da92a60aefa3fc5e84e11f6b1af5c4c5a4

SHA256
63cf4d05b6d3365cc059f683e6a5b50ed6e5c1c47e9cdf68f99e0fd481853a5f

SHA512
527e97acdf0ee505b30a23f7a721324e643aaf2d2c5dbcf1b4918de8eeafa84d1225c048f0fd6bfbdaa568789e81559ca92ab4e9b21c4929ef25b8e6e8a1115b

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\beEM25WS38.exe

Filesize
232KB

MD5
2e26dba8fb0f0a5e89760ad7ed6912fe

SHA1
b66d29da92a60aefa3fc5e84e11f6b1af5c4c5a4

SHA256
63cf4d05b6d3365cc059f683e6a5b50ed6e5c1c47e9cdf68f99e0fd481853a5f

SHA512
527e97acdf0ee505b30a23f7a721324e643aaf2d2c5dbcf1b4918de8eeafa84d1225c048f0fd6bfbdaa568789e81559ca92ab4e9b21c4929ef25b8e6e8a1115b

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\ctIm52Ct56.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
memory/1256-84-0x0000000001F90000-0x0000000001FA2000-memory.dmp

Filesize
72KB

Download
memory/1256-92-0x0000000001F90000-0x0000000001FA2000-memory.dmp

Filesize
72KB

Download
memory/1256-74-0x0000000001F90000-0x0000000001FA2000-memory.dmp

Filesize
72KB

Download
memory/1256-76-0x0000000001F90000-0x0000000001FA2000-memory.dmp

Filesize
72KB

Download
memory/1256-78-0x0000000001F90000-0x0000000001FA2000-memory.dmp

Filesize
72KB

Download
memory/1256-80-0x0000000001F90000-0x0000000001FA2000-memory.dmp

Filesize
72KB

Download
memory/1256-82-0x0000000001F90000-0x0000000001FA2000-memory.dmp

Filesize
72KB

Download
memory/1256-71-0x0000000001F90000-0x0000000001FA2000-memory.dmp

Filesize
72KB

Download
memory/1256-86-0x0000000001F90000-0x0000000001FA2000-memory.dmp

Filesize
72KB

Download
memory/1256-88-0x0000000001F90000-0x0000000001FA2000-memory.dmp

Filesize
72KB

Download
memory/1256-90-0x0000000001F90000-0x0000000001FA2000-memory.dmp

Filesize
72KB

Download
memory/1256-72-0x0000000001F90000-0x0000000001FA2000-memory.dmp

Filesize
72KB

Download
memory/1256-94-0x0000000001F90000-0x0000000001FA2000-memory.dmp

Filesize
72KB

Download
memory/1256-96-0x0000000001F90000-0x0000000001FA2000-memory.dmp

Filesize
72KB

Download
memory/1256-98-0x0000000001F90000-0x0000000001FA2000-memory.dmp

Filesize
72KB

Download
memory/1256-99-0x0000000004C20000-0x0000000004C60000-memory.dmp

Filesize
256KB

Download
memory/1256-100-0x0000000004C20000-0x0000000004C60000-memory.dmp

Filesize
256KB

Download
memory/1256-101-0x0000000000400000-0x000000000057E000-memory.dmp

Filesize
1.5MB

Download
memory/1256-102-0x0000000000400000-0x000000000057E000-memory.dmp

Filesize
1.5MB

Download
memory/1256-70-0x0000000001F90000-0x0000000001FA8000-memory.dmp

Filesize
96KB

Download
memory/1256-69-0x00000000005F0000-0x000000000060A000-memory.dmp

Filesize
104KB

Download
memory/1256-68-0x0000000000350000-0x000000000037D000-memory.dmp

Filesize
180KB

Download
memory/1380-107-0x0000000001280000-0x000000000128A000-memory.dmp

Filesize
40KB

Download