f6b15c33af9ed902fbda57cfe9f57a6dc3516cf90ec0581eefb4cc9c5f4cc6f7

Analysis

max time kernel
150s
max time network
189s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
05/05/2023, 20:32

Sharing

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General

Target

f6b15c33af9ed902fbda57cfe9f57a6dc3516cf90ec0581eefb4cc9c5f4cc6f7.exe
Size

690KB
MD5

84db0a067390a799b0a47ccbead36b2f
SHA1

d00f081af580a93e3436b38db40ce2e441c935cc
SHA256

f6b15c33af9ed902fbda57cfe9f57a6dc3516cf90ec0581eefb4cc9c5f4cc6f7
SHA512

1b81f85f3d0b358bd6a3e5bcecb37fe1a92e2f05a7548f0ecfbc63c6487c34def827e9d92345f787d1aa0653aa4df46d38445adfccec08b06a10bfaf28633dd4
SSDEEP

12288:Dy90irfgA3nj864PDVxnQkLVUFx9DC70O+I2sm/wJwsYSX0UP:DyvrfgA347P8a6x54T2sWwp

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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	79166204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	79166204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	79166204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	79166204.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	79166204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	79166204.exe

Executes dropped EXE 3 IoCs

pid	Process
1712	un201720.exe
908	79166204.exe
1688	rk938454.exe

Loads dropped DLL 8 IoCs

pid	Process
1212	f6b15c33af9ed902fbda57cfe9f57a6dc3516cf90ec0581eefb4cc9c5f4cc6f7.exe
1712	un201720.exe
1712	un201720.exe
1712	un201720.exe
908	79166204.exe
1712	un201720.exe
1712	un201720.exe
1688	rk938454.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	79166204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	79166204.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\\\""	un201720.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	f6b15c33af9ed902fbda57cfe9f57a6dc3516cf90ec0581eefb4cc9c5f4cc6f7.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\\\""	f6b15c33af9ed902fbda57cfe9f57a6dc3516cf90ec0581eefb4cc9c5f4cc6f7.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un201720.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
908	79166204.exe
908	79166204.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	908	79166204.exe
Token: SeDebugPrivilege	1688	rk938454.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1212 wrote to memory of 1712	1212	f6b15c33af9ed902fbda57cfe9f57a6dc3516cf90ec0581eefb4cc9c5f4cc6f7.exe	28
PID 1212 wrote to memory of 1712	1212	f6b15c33af9ed902fbda57cfe9f57a6dc3516cf90ec0581eefb4cc9c5f4cc6f7.exe	28
PID 1212 wrote to memory of 1712	1212	f6b15c33af9ed902fbda57cfe9f57a6dc3516cf90ec0581eefb4cc9c5f4cc6f7.exe	28
PID 1212 wrote to memory of 1712	1212	f6b15c33af9ed902fbda57cfe9f57a6dc3516cf90ec0581eefb4cc9c5f4cc6f7.exe	28
PID 1212 wrote to memory of 1712	1212	f6b15c33af9ed902fbda57cfe9f57a6dc3516cf90ec0581eefb4cc9c5f4cc6f7.exe	28
PID 1212 wrote to memory of 1712	1212	f6b15c33af9ed902fbda57cfe9f57a6dc3516cf90ec0581eefb4cc9c5f4cc6f7.exe	28
PID 1212 wrote to memory of 1712	1212	f6b15c33af9ed902fbda57cfe9f57a6dc3516cf90ec0581eefb4cc9c5f4cc6f7.exe	28
PID 1712 wrote to memory of 908	1712	un201720.exe	29
PID 1712 wrote to memory of 908	1712	un201720.exe	29
PID 1712 wrote to memory of 908	1712	un201720.exe	29
PID 1712 wrote to memory of 908	1712	un201720.exe	29
PID 1712 wrote to memory of 908	1712	un201720.exe	29
PID 1712 wrote to memory of 908	1712	un201720.exe	29
PID 1712 wrote to memory of 908	1712	un201720.exe	29
PID 1712 wrote to memory of 1688	1712	un201720.exe	30
PID 1712 wrote to memory of 1688	1712	un201720.exe	30
PID 1712 wrote to memory of 1688	1712	un201720.exe	30
PID 1712 wrote to memory of 1688	1712	un201720.exe	30
PID 1712 wrote to memory of 1688	1712	un201720.exe	30
PID 1712 wrote to memory of 1688	1712	un201720.exe	30
PID 1712 wrote to memory of 1688	1712	un201720.exe	30

C:\Users\Admin\AppData\Local\Temp\f6b15c33af9ed902fbda57cfe9f57a6dc3516cf90ec0581eefb4cc9c5f4cc6f7.exe
"C:\Users\Admin\AppData\Local\Temp\f6b15c33af9ed902fbda57cfe9f57a6dc3516cf90ec0581eefb4cc9c5f4cc6f7.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1212
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un201720.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un201720.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1712
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79166204.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79166204.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:908
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk938454.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk938454.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    PID:1688

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\un201720.exe

Filesize
536KB

MD5
70ec3e610da158315b11779abd013ca4

SHA1
a661889f3babcd1fe804615a80de8405beab2f37

SHA256
44c059f9f9235906e407b0384e3077ab85e8ca7291bda337308892bd835eacec

SHA512
7c10ec1cd388be35d5edd398b0cfcfaa64f416e2817c76377a255a51b422ceed4b79ab7d9c611a2ea29cb63d26f39cd07d1466645d1e00ac8d1227e862aa39f4

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un201720.exe

Filesize
536KB

MD5
70ec3e610da158315b11779abd013ca4

SHA1
a661889f3babcd1fe804615a80de8405beab2f37

SHA256
44c059f9f9235906e407b0384e3077ab85e8ca7291bda337308892bd835eacec

SHA512
7c10ec1cd388be35d5edd398b0cfcfaa64f416e2817c76377a255a51b422ceed4b79ab7d9c611a2ea29cb63d26f39cd07d1466645d1e00ac8d1227e862aa39f4

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79166204.exe

Filesize
259KB

MD5
fff151af9d83766ca0617e06d6ae0c1f

SHA1
3c4ce51db112e2f6978d58f6c40e7b2e88ce62c2

SHA256
9124f991b665f567a037338576a3e29d9db2d41d779e0c1aa9efb8bca859101b

SHA512
197355b3250d17adea2470211685b2f1db251998e0c09a52fd2d2a8474acfab861c642689db426f8e6bc4351b0d67f83845073d6fa8872ea46dccdd21b7395e6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79166204.exe

Filesize
259KB

MD5
fff151af9d83766ca0617e06d6ae0c1f

SHA1
3c4ce51db112e2f6978d58f6c40e7b2e88ce62c2

SHA256
9124f991b665f567a037338576a3e29d9db2d41d779e0c1aa9efb8bca859101b

SHA512
197355b3250d17adea2470211685b2f1db251998e0c09a52fd2d2a8474acfab861c642689db426f8e6bc4351b0d67f83845073d6fa8872ea46dccdd21b7395e6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79166204.exe

Filesize
259KB

MD5
fff151af9d83766ca0617e06d6ae0c1f

SHA1
3c4ce51db112e2f6978d58f6c40e7b2e88ce62c2

SHA256
9124f991b665f567a037338576a3e29d9db2d41d779e0c1aa9efb8bca859101b

SHA512
197355b3250d17adea2470211685b2f1db251998e0c09a52fd2d2a8474acfab861c642689db426f8e6bc4351b0d67f83845073d6fa8872ea46dccdd21b7395e6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk938454.exe

Filesize
341KB

MD5
2834f9848a5c947b55e0f81ba0ac970d

SHA1
b0760e0d481cc7d11f8c99855e181bb271ec62aa

SHA256
82afeeb2877d32a8f3f3edaf8bcfc4d53fd0c136df4c00ad71314d27171844ca

SHA512
9e7167d8c66f31142844046f4e57bf952bfb22e2cacdefe4288919e5c7d38cdcc8d724f2cc162804fc6812ebfa1933ddc8ec55b84d6c00b822ceee98856fa104

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk938454.exe

Filesize
341KB

MD5
2834f9848a5c947b55e0f81ba0ac970d

SHA1
b0760e0d481cc7d11f8c99855e181bb271ec62aa

SHA256
82afeeb2877d32a8f3f3edaf8bcfc4d53fd0c136df4c00ad71314d27171844ca

SHA512
9e7167d8c66f31142844046f4e57bf952bfb22e2cacdefe4288919e5c7d38cdcc8d724f2cc162804fc6812ebfa1933ddc8ec55b84d6c00b822ceee98856fa104

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk938454.exe

Filesize
341KB

MD5
2834f9848a5c947b55e0f81ba0ac970d

SHA1
b0760e0d481cc7d11f8c99855e181bb271ec62aa

SHA256
82afeeb2877d32a8f3f3edaf8bcfc4d53fd0c136df4c00ad71314d27171844ca

SHA512
9e7167d8c66f31142844046f4e57bf952bfb22e2cacdefe4288919e5c7d38cdcc8d724f2cc162804fc6812ebfa1933ddc8ec55b84d6c00b822ceee98856fa104

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un201720.exe

Filesize
536KB

MD5
70ec3e610da158315b11779abd013ca4

SHA1
a661889f3babcd1fe804615a80de8405beab2f37

SHA256
44c059f9f9235906e407b0384e3077ab85e8ca7291bda337308892bd835eacec

SHA512
7c10ec1cd388be35d5edd398b0cfcfaa64f416e2817c76377a255a51b422ceed4b79ab7d9c611a2ea29cb63d26f39cd07d1466645d1e00ac8d1227e862aa39f4

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un201720.exe

Filesize
536KB

MD5
70ec3e610da158315b11779abd013ca4

SHA1
a661889f3babcd1fe804615a80de8405beab2f37

SHA256
44c059f9f9235906e407b0384e3077ab85e8ca7291bda337308892bd835eacec

SHA512
7c10ec1cd388be35d5edd398b0cfcfaa64f416e2817c76377a255a51b422ceed4b79ab7d9c611a2ea29cb63d26f39cd07d1466645d1e00ac8d1227e862aa39f4

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\79166204.exe

Filesize
259KB

MD5
fff151af9d83766ca0617e06d6ae0c1f

SHA1
3c4ce51db112e2f6978d58f6c40e7b2e88ce62c2

SHA256
9124f991b665f567a037338576a3e29d9db2d41d779e0c1aa9efb8bca859101b

SHA512
197355b3250d17adea2470211685b2f1db251998e0c09a52fd2d2a8474acfab861c642689db426f8e6bc4351b0d67f83845073d6fa8872ea46dccdd21b7395e6

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\79166204.exe

Filesize
259KB

MD5
fff151af9d83766ca0617e06d6ae0c1f

SHA1
3c4ce51db112e2f6978d58f6c40e7b2e88ce62c2

SHA256
9124f991b665f567a037338576a3e29d9db2d41d779e0c1aa9efb8bca859101b

SHA512
197355b3250d17adea2470211685b2f1db251998e0c09a52fd2d2a8474acfab861c642689db426f8e6bc4351b0d67f83845073d6fa8872ea46dccdd21b7395e6

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\79166204.exe

Filesize
259KB

MD5
fff151af9d83766ca0617e06d6ae0c1f

SHA1
3c4ce51db112e2f6978d58f6c40e7b2e88ce62c2

SHA256
9124f991b665f567a037338576a3e29d9db2d41d779e0c1aa9efb8bca859101b

SHA512
197355b3250d17adea2470211685b2f1db251998e0c09a52fd2d2a8474acfab861c642689db426f8e6bc4351b0d67f83845073d6fa8872ea46dccdd21b7395e6

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk938454.exe

Filesize
341KB

MD5
2834f9848a5c947b55e0f81ba0ac970d

SHA1
b0760e0d481cc7d11f8c99855e181bb271ec62aa

SHA256
82afeeb2877d32a8f3f3edaf8bcfc4d53fd0c136df4c00ad71314d27171844ca

SHA512
9e7167d8c66f31142844046f4e57bf952bfb22e2cacdefe4288919e5c7d38cdcc8d724f2cc162804fc6812ebfa1933ddc8ec55b84d6c00b822ceee98856fa104

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk938454.exe

Filesize
341KB

MD5
2834f9848a5c947b55e0f81ba0ac970d

SHA1
b0760e0d481cc7d11f8c99855e181bb271ec62aa

SHA256
82afeeb2877d32a8f3f3edaf8bcfc4d53fd0c136df4c00ad71314d27171844ca

SHA512
9e7167d8c66f31142844046f4e57bf952bfb22e2cacdefe4288919e5c7d38cdcc8d724f2cc162804fc6812ebfa1933ddc8ec55b84d6c00b822ceee98856fa104

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk938454.exe

Filesize
341KB

MD5
2834f9848a5c947b55e0f81ba0ac970d

SHA1
b0760e0d481cc7d11f8c99855e181bb271ec62aa

SHA256
82afeeb2877d32a8f3f3edaf8bcfc4d53fd0c136df4c00ad71314d27171844ca

SHA512
9e7167d8c66f31142844046f4e57bf952bfb22e2cacdefe4288919e5c7d38cdcc8d724f2cc162804fc6812ebfa1933ddc8ec55b84d6c00b822ceee98856fa104

Download Submit
memory/908-110-0x0000000000A40000-0x0000000000A53000-memory.dmp

Filesize
76KB

Download
memory/908-84-0x0000000000A40000-0x0000000000A53000-memory.dmp

Filesize
76KB

Download
memory/908-88-0x0000000000A40000-0x0000000000A53000-memory.dmp

Filesize
76KB

Download
memory/908-86-0x0000000000A40000-0x0000000000A53000-memory.dmp

Filesize
76KB

Download
memory/908-92-0x0000000000A40000-0x0000000000A53000-memory.dmp

Filesize
76KB

Download
memory/908-90-0x0000000000A40000-0x0000000000A53000-memory.dmp

Filesize
76KB

Download
memory/908-96-0x0000000000A40000-0x0000000000A53000-memory.dmp

Filesize
76KB

Download
memory/908-94-0x0000000000A40000-0x0000000000A53000-memory.dmp

Filesize
76KB

Download
memory/908-100-0x0000000000A40000-0x0000000000A53000-memory.dmp

Filesize
76KB

Download
memory/908-98-0x0000000000A40000-0x0000000000A53000-memory.dmp

Filesize
76KB

Download
memory/908-104-0x0000000000A40000-0x0000000000A53000-memory.dmp

Filesize
76KB

Download
memory/908-102-0x0000000000A40000-0x0000000000A53000-memory.dmp

Filesize
76KB

Download
memory/908-108-0x0000000000A40000-0x0000000000A53000-memory.dmp

Filesize
76KB

Download
memory/908-106-0x0000000000A40000-0x0000000000A53000-memory.dmp

Filesize
76KB

Download
memory/908-83-0x0000000000A40000-0x0000000000A53000-memory.dmp

Filesize
76KB

Download
memory/908-111-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/908-82-0x0000000004B80000-0x0000000004BC0000-memory.dmp

Filesize
256KB

Download
memory/908-81-0x0000000004B80000-0x0000000004BC0000-memory.dmp

Filesize
256KB

Download
memory/908-80-0x0000000000300000-0x000000000032D000-memory.dmp

Filesize
180KB

Download
memory/908-79-0x0000000000A40000-0x0000000000A58000-memory.dmp

Filesize
96KB

Download
memory/908-78-0x0000000000A10000-0x0000000000A2A000-memory.dmp

Filesize
104KB

Download
memory/908-113-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1688-125-0x0000000002290000-0x00000000022CA000-memory.dmp

Filesize
232KB

Download
memory/1688-147-0x0000000002290000-0x00000000022C5000-memory.dmp

Filesize
212KB

Download
memory/1688-126-0x0000000002290000-0x00000000022C5000-memory.dmp

Filesize
212KB

Download
memory/1688-127-0x0000000002290000-0x00000000022C5000-memory.dmp

Filesize
212KB

Download
memory/1688-129-0x0000000002290000-0x00000000022C5000-memory.dmp

Filesize
212KB

Download
memory/1688-131-0x0000000002290000-0x00000000022C5000-memory.dmp

Filesize
212KB

Download
memory/1688-133-0x0000000002290000-0x00000000022C5000-memory.dmp

Filesize
212KB

Download
memory/1688-135-0x0000000002290000-0x00000000022C5000-memory.dmp

Filesize
212KB

Download
memory/1688-137-0x0000000002290000-0x00000000022C5000-memory.dmp

Filesize
212KB

Download
memory/1688-139-0x0000000002290000-0x00000000022C5000-memory.dmp

Filesize
212KB

Download
memory/1688-141-0x0000000002290000-0x00000000022C5000-memory.dmp

Filesize
212KB

Download
memory/1688-143-0x0000000002290000-0x00000000022C5000-memory.dmp

Filesize
212KB

Download
memory/1688-145-0x0000000002290000-0x00000000022C5000-memory.dmp

Filesize
212KB

Download
memory/1688-124-0x0000000002140000-0x000000000217C000-memory.dmp

Filesize
240KB

Download
memory/1688-149-0x0000000002290000-0x00000000022C5000-memory.dmp

Filesize
212KB

Download
memory/1688-151-0x0000000002290000-0x00000000022C5000-memory.dmp

Filesize
212KB

Download
memory/1688-153-0x0000000002290000-0x00000000022C5000-memory.dmp

Filesize
212KB

Download
memory/1688-155-0x0000000002290000-0x00000000022C5000-memory.dmp

Filesize
212KB

Download
memory/1688-157-0x0000000002290000-0x00000000022C5000-memory.dmp

Filesize
212KB

Download
memory/1688-160-0x0000000000330000-0x0000000000376000-memory.dmp

Filesize
280KB

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memory/1688-164-0x0000000004A10000-0x0000000004A50000-memory.dmp

Filesize
256KB

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memory/1688-162-0x0000000004A10000-0x0000000004A50000-memory.dmp

Filesize
256KB

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memory/1688-921-0x0000000004A10000-0x0000000004A50000-memory.dmp

Filesize
256KB

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memory/1688-923-0x0000000004A10000-0x0000000004A50000-memory.dmp

Filesize
256KB

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memory/1688-925-0x0000000004A10000-0x0000000004A50000-memory.dmp

Filesize
256KB

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