d53fdcca9c500e9f2b52ff3b2dd1321c16ae7107a44957f217be4c1ee7b5577d

Analysis

max time kernel
150s
max time network
172s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
05-05-2023 19:50

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General

Target

d53fdcca9c500e9f2b52ff3b2dd1321c16ae7107a44957f217be4c1ee7b5577d.exe
Size

642KB
MD5

75a39ff0be724e5a2733e8042c97017d
SHA1

dd6a0e8e235fc2547de9dca0d34ae9a94df17c82
SHA256

d53fdcca9c500e9f2b52ff3b2dd1321c16ae7107a44957f217be4c1ee7b5577d
SHA512

6f573b1e515888a1c8fec3fbe0d91f53746f46adf25c08ff2feb2e8bc067d75984bc03753b715406770e60d275ef9a15857df0f3b7b0b04bab35e3385eb0dc4a
SSDEEP

12288:qy90LJIJpys8hFFBhLe6qr6qjRcbSuRt0ttb1BYYxnWeabIOgXq/jVyhT:qygJ+pyLhb6lrDNcAVBlWtbRZro

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Modify Existing Service

T1031

Disabling Security Tools

T1089

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	45310735.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	45310735.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	45310735.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	45310735.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	45310735.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	45310735.exe

Executes dropped EXE 3 IoCs

pid	Process
1688	st835403.exe
664	45310735.exe
1216	kp473762.exe

Loads dropped DLL 7 IoCs

pid	Process
1420	d53fdcca9c500e9f2b52ff3b2dd1321c16ae7107a44957f217be4c1ee7b5577d.exe
1688	st835403.exe
1688	st835403.exe
664	45310735.exe
1688	st835403.exe
1688	st835403.exe
1216	kp473762.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features	45310735.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	45310735.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	st835403.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	d53fdcca9c500e9f2b52ff3b2dd1321c16ae7107a44957f217be4c1ee7b5577d.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\\\""	d53fdcca9c500e9f2b52ff3b2dd1321c16ae7107a44957f217be4c1ee7b5577d.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	st835403.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
664	45310735.exe
664	45310735.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	664	45310735.exe
Token: SeDebugPrivilege	1216	kp473762.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1420 wrote to memory of 1688	1420	d53fdcca9c500e9f2b52ff3b2dd1321c16ae7107a44957f217be4c1ee7b5577d.exe	28
PID 1420 wrote to memory of 1688	1420	d53fdcca9c500e9f2b52ff3b2dd1321c16ae7107a44957f217be4c1ee7b5577d.exe	28
PID 1420 wrote to memory of 1688	1420	d53fdcca9c500e9f2b52ff3b2dd1321c16ae7107a44957f217be4c1ee7b5577d.exe	28
PID 1420 wrote to memory of 1688	1420	d53fdcca9c500e9f2b52ff3b2dd1321c16ae7107a44957f217be4c1ee7b5577d.exe	28
PID 1420 wrote to memory of 1688	1420	d53fdcca9c500e9f2b52ff3b2dd1321c16ae7107a44957f217be4c1ee7b5577d.exe	28
PID 1420 wrote to memory of 1688	1420	d53fdcca9c500e9f2b52ff3b2dd1321c16ae7107a44957f217be4c1ee7b5577d.exe	28
PID 1420 wrote to memory of 1688	1420	d53fdcca9c500e9f2b52ff3b2dd1321c16ae7107a44957f217be4c1ee7b5577d.exe	28
PID 1688 wrote to memory of 664	1688	st835403.exe	29
PID 1688 wrote to memory of 664	1688	st835403.exe	29
PID 1688 wrote to memory of 664	1688	st835403.exe	29
PID 1688 wrote to memory of 664	1688	st835403.exe	29
PID 1688 wrote to memory of 664	1688	st835403.exe	29
PID 1688 wrote to memory of 664	1688	st835403.exe	29
PID 1688 wrote to memory of 664	1688	st835403.exe	29
PID 1688 wrote to memory of 1216	1688	st835403.exe	30
PID 1688 wrote to memory of 1216	1688	st835403.exe	30
PID 1688 wrote to memory of 1216	1688	st835403.exe	30
PID 1688 wrote to memory of 1216	1688	st835403.exe	30
PID 1688 wrote to memory of 1216	1688	st835403.exe	30
PID 1688 wrote to memory of 1216	1688	st835403.exe	30
PID 1688 wrote to memory of 1216	1688	st835403.exe	30

C:\Users\Admin\AppData\Local\Temp\d53fdcca9c500e9f2b52ff3b2dd1321c16ae7107a44957f217be4c1ee7b5577d.exe
"C:\Users\Admin\AppData\Local\Temp\d53fdcca9c500e9f2b52ff3b2dd1321c16ae7107a44957f217be4c1ee7b5577d.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1420
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st835403.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st835403.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1688
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\45310735.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\45310735.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Loads dropped DLL
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:664
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp473762.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp473762.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    PID:1216

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st835403.exe

Filesize
488KB

MD5
18acf8cfa20221b1f1fcc5d5a79888d3

SHA1
f57613505e057e5664bf460af900b167db2a18fd

SHA256
00e3a94bfe4cfdb2101259f40602003d96acd1c647d6f517c9478972a2e48ebd

SHA512
53c619b40ff2dee111d834e4f01f18ec99b23e75da82df191b8f9bb7c65ac711fcc93694dae6bd9de2dd49436afebf1522dcff732e7668ccacf1ab189f400a3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st835403.exe

Filesize
488KB

MD5
18acf8cfa20221b1f1fcc5d5a79888d3

SHA1
f57613505e057e5664bf460af900b167db2a18fd

SHA256
00e3a94bfe4cfdb2101259f40602003d96acd1c647d6f517c9478972a2e48ebd

SHA512
53c619b40ff2dee111d834e4f01f18ec99b23e75da82df191b8f9bb7c65ac711fcc93694dae6bd9de2dd49436afebf1522dcff732e7668ccacf1ab189f400a3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\45310735.exe

Filesize
176KB

MD5
2b71f4b18ac8214a2bff547b6ce2f64f

SHA1
b8f2f25139a7b2e8d5e8fbc024eb5cac518bc6a5

SHA256
f7eedf3aec775a62c265d1652686b30a8a45a953523e2fb3cfc1fac3c6a66fbc

SHA512
33518eff768610bf54f9888d9d0d746b0c3500dc5f2b8fd5f1641d5a264f657a8311b40364f70932512581183b244fec3feb535e21c13e0ec8adec9994175177

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\45310735.exe

Filesize
176KB

MD5
2b71f4b18ac8214a2bff547b6ce2f64f

SHA1
b8f2f25139a7b2e8d5e8fbc024eb5cac518bc6a5

SHA256
f7eedf3aec775a62c265d1652686b30a8a45a953523e2fb3cfc1fac3c6a66fbc

SHA512
33518eff768610bf54f9888d9d0d746b0c3500dc5f2b8fd5f1641d5a264f657a8311b40364f70932512581183b244fec3feb535e21c13e0ec8adec9994175177

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp473762.exe

Filesize
340KB

MD5
cedb6a4822b90149b99c8f189d42bd7a

SHA1
3e5e21e83a434039f6a181ce0b24bb012f3cf0e0

SHA256
bef5f6a99ba55d2ea41b92f8c4a7386b6e2c8dc41b4815a00f34ed0872d485d8

SHA512
8c5975d43c98d16dfc10de7953c578e309a35f7fbe8f5b1af5bd0d395efa27bb884e0bcbd2e0013c7bea498160dd86bfabc0433e949c517b9b85e33867f4c0ef

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp473762.exe

Filesize
340KB

MD5
cedb6a4822b90149b99c8f189d42bd7a

SHA1
3e5e21e83a434039f6a181ce0b24bb012f3cf0e0

SHA256
bef5f6a99ba55d2ea41b92f8c4a7386b6e2c8dc41b4815a00f34ed0872d485d8

SHA512
8c5975d43c98d16dfc10de7953c578e309a35f7fbe8f5b1af5bd0d395efa27bb884e0bcbd2e0013c7bea498160dd86bfabc0433e949c517b9b85e33867f4c0ef

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp473762.exe

Filesize
340KB

MD5
cedb6a4822b90149b99c8f189d42bd7a

SHA1
3e5e21e83a434039f6a181ce0b24bb012f3cf0e0

SHA256
bef5f6a99ba55d2ea41b92f8c4a7386b6e2c8dc41b4815a00f34ed0872d485d8

SHA512
8c5975d43c98d16dfc10de7953c578e309a35f7fbe8f5b1af5bd0d395efa27bb884e0bcbd2e0013c7bea498160dd86bfabc0433e949c517b9b85e33867f4c0ef

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\st835403.exe

Filesize
488KB

MD5
18acf8cfa20221b1f1fcc5d5a79888d3

SHA1
f57613505e057e5664bf460af900b167db2a18fd

SHA256
00e3a94bfe4cfdb2101259f40602003d96acd1c647d6f517c9478972a2e48ebd

SHA512
53c619b40ff2dee111d834e4f01f18ec99b23e75da82df191b8f9bb7c65ac711fcc93694dae6bd9de2dd49436afebf1522dcff732e7668ccacf1ab189f400a3e

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\st835403.exe

Filesize
488KB

MD5
18acf8cfa20221b1f1fcc5d5a79888d3

SHA1
f57613505e057e5664bf460af900b167db2a18fd

SHA256
00e3a94bfe4cfdb2101259f40602003d96acd1c647d6f517c9478972a2e48ebd

SHA512
53c619b40ff2dee111d834e4f01f18ec99b23e75da82df191b8f9bb7c65ac711fcc93694dae6bd9de2dd49436afebf1522dcff732e7668ccacf1ab189f400a3e

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\45310735.exe

Filesize
176KB

MD5
2b71f4b18ac8214a2bff547b6ce2f64f

SHA1
b8f2f25139a7b2e8d5e8fbc024eb5cac518bc6a5

SHA256
f7eedf3aec775a62c265d1652686b30a8a45a953523e2fb3cfc1fac3c6a66fbc

SHA512
33518eff768610bf54f9888d9d0d746b0c3500dc5f2b8fd5f1641d5a264f657a8311b40364f70932512581183b244fec3feb535e21c13e0ec8adec9994175177

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\45310735.exe

Filesize
176KB

MD5
2b71f4b18ac8214a2bff547b6ce2f64f

SHA1
b8f2f25139a7b2e8d5e8fbc024eb5cac518bc6a5

SHA256
f7eedf3aec775a62c265d1652686b30a8a45a953523e2fb3cfc1fac3c6a66fbc

SHA512
33518eff768610bf54f9888d9d0d746b0c3500dc5f2b8fd5f1641d5a264f657a8311b40364f70932512581183b244fec3feb535e21c13e0ec8adec9994175177

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp473762.exe

Filesize
340KB

MD5
cedb6a4822b90149b99c8f189d42bd7a

SHA1
3e5e21e83a434039f6a181ce0b24bb012f3cf0e0

SHA256
bef5f6a99ba55d2ea41b92f8c4a7386b6e2c8dc41b4815a00f34ed0872d485d8

SHA512
8c5975d43c98d16dfc10de7953c578e309a35f7fbe8f5b1af5bd0d395efa27bb884e0bcbd2e0013c7bea498160dd86bfabc0433e949c517b9b85e33867f4c0ef

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp473762.exe

Filesize
340KB

MD5
cedb6a4822b90149b99c8f189d42bd7a

SHA1
3e5e21e83a434039f6a181ce0b24bb012f3cf0e0

SHA256
bef5f6a99ba55d2ea41b92f8c4a7386b6e2c8dc41b4815a00f34ed0872d485d8

SHA512
8c5975d43c98d16dfc10de7953c578e309a35f7fbe8f5b1af5bd0d395efa27bb884e0bcbd2e0013c7bea498160dd86bfabc0433e949c517b9b85e33867f4c0ef

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp473762.exe

Filesize
340KB

MD5
cedb6a4822b90149b99c8f189d42bd7a

SHA1
3e5e21e83a434039f6a181ce0b24bb012f3cf0e0

SHA256
bef5f6a99ba55d2ea41b92f8c4a7386b6e2c8dc41b4815a00f34ed0872d485d8

SHA512
8c5975d43c98d16dfc10de7953c578e309a35f7fbe8f5b1af5bd0d395efa27bb884e0bcbd2e0013c7bea498160dd86bfabc0433e949c517b9b85e33867f4c0ef

Download Submit
memory/664-81-0x00000000006B0000-0x00000000006C3000-memory.dmp

Filesize
76KB

Download
memory/664-83-0x00000000006B0000-0x00000000006C3000-memory.dmp

Filesize
76KB

Download
memory/664-85-0x00000000006B0000-0x00000000006C3000-memory.dmp

Filesize
76KB

Download
memory/664-87-0x00000000006B0000-0x00000000006C3000-memory.dmp

Filesize
76KB

Download
memory/664-89-0x00000000006B0000-0x00000000006C3000-memory.dmp

Filesize
76KB

Download
memory/664-93-0x00000000006B0000-0x00000000006C3000-memory.dmp

Filesize
76KB

Download
memory/664-101-0x00000000006B0000-0x00000000006C3000-memory.dmp

Filesize
76KB

Download
memory/664-105-0x00000000006B0000-0x00000000006C3000-memory.dmp

Filesize
76KB

Download
memory/664-103-0x00000000006B0000-0x00000000006C3000-memory.dmp

Filesize
76KB

Download
memory/664-99-0x00000000006B0000-0x00000000006C3000-memory.dmp

Filesize
76KB

Download
memory/664-97-0x00000000006B0000-0x00000000006C3000-memory.dmp

Filesize
76KB

Download
memory/664-95-0x00000000006B0000-0x00000000006C3000-memory.dmp

Filesize
76KB

Download
memory/664-91-0x00000000006B0000-0x00000000006C3000-memory.dmp

Filesize
76KB

Download
memory/664-79-0x00000000006B0000-0x00000000006C3000-memory.dmp

Filesize
76KB

Download
memory/664-78-0x00000000006B0000-0x00000000006C3000-memory.dmp

Filesize
76KB

Download
memory/664-77-0x00000000006B0000-0x00000000006C8000-memory.dmp

Filesize
96KB

Download
memory/664-75-0x0000000001E30000-0x0000000001E70000-memory.dmp

Filesize
256KB

Download
memory/664-76-0x0000000001E30000-0x0000000001E70000-memory.dmp

Filesize
256KB

Download
memory/664-74-0x0000000000480000-0x000000000049A000-memory.dmp

Filesize
104KB

Download
memory/1216-121-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-139-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-118-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-119-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-116-0x0000000004A30000-0x0000000004A6C000-memory.dmp

Filesize
240KB

Download
memory/1216-123-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-125-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-127-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-129-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-131-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-133-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-135-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-137-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-117-0x0000000004BB0000-0x0000000004BEA000-memory.dmp

Filesize
232KB

Download
memory/1216-141-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-143-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-145-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-147-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-149-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-151-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-153-0x0000000004BB0000-0x0000000004BE5000-memory.dmp

Filesize
212KB

Download
memory/1216-746-0x0000000002F80000-0x0000000002FC6000-memory.dmp

Filesize
280KB

Download
memory/1216-748-0x00000000071C0000-0x0000000007200000-memory.dmp

Filesize
256KB

Download
memory/1216-750-0x00000000071C0000-0x0000000007200000-memory.dmp

Filesize
256KB

Download
memory/1216-914-0x00000000071C0000-0x0000000007200000-memory.dmp

Filesize
256KB

Download
memory/1216-916-0x00000000071C0000-0x0000000007200000-memory.dmp

Filesize
256KB

Download