3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7

Analysis

max time kernel
146s
max time network
175s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
06-05-2023 21:14

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General

Target

3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7.exe
Size

702KB
MD5

5798a2661ffa445fa108eb1250c4e257
SHA1

65f9c18d70aec692fc3b49ecb0f1711b0641b229
SHA256

3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7
SHA512

6de6a333a60a3ad1e5e9abc78d086aeafd03b900d15ccf44af0481172793c897f5a46073aec4ad3522fd9cab70968db85f13494f3ebadefb9e4eb8f039074c26
SSDEEP

12288:4y90pQ2oukJckcYouslkK8/I2cqTEG2do9w2YbZ3G0ZJgjhjtmRI:4y2CJqZ8AgoGlwVF7ZJgjfv

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	57780374.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	57780374.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	57780374.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	57780374.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	57780374.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	57780374.exe

Executes dropped EXE 3 IoCs

pid	Process
1696	un153793.exe
1856	57780374.exe
2000	rk269723.exe

Loads dropped DLL 8 IoCs

pid	Process
1988	3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7.exe
1696	un153793.exe
1696	un153793.exe
1696	un153793.exe
1856	57780374.exe
1696	un153793.exe
1696	un153793.exe
2000	rk269723.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	57780374.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	57780374.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_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un153793.exe
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\\\""	un153793.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1856	57780374.exe
1856	57780374.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1856	57780374.exe
Token: SeDebugPrivilege	2000	rk269723.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1988 wrote to memory of 1696	1988	3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7.exe	28
PID 1988 wrote to memory of 1696	1988	3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7.exe	28
PID 1988 wrote to memory of 1696	1988	3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7.exe	28
PID 1988 wrote to memory of 1696	1988	3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7.exe	28
PID 1988 wrote to memory of 1696	1988	3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7.exe	28
PID 1988 wrote to memory of 1696	1988	3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7.exe	28
PID 1988 wrote to memory of 1696	1988	3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7.exe	28
PID 1696 wrote to memory of 1856	1696	un153793.exe	29
PID 1696 wrote to memory of 1856	1696	un153793.exe	29
PID 1696 wrote to memory of 1856	1696	un153793.exe	29
PID 1696 wrote to memory of 1856	1696	un153793.exe	29
PID 1696 wrote to memory of 1856	1696	un153793.exe	29
PID 1696 wrote to memory of 1856	1696	un153793.exe	29
PID 1696 wrote to memory of 1856	1696	un153793.exe	29
PID 1696 wrote to memory of 2000	1696	un153793.exe	30
PID 1696 wrote to memory of 2000	1696	un153793.exe	30
PID 1696 wrote to memory of 2000	1696	un153793.exe	30
PID 1696 wrote to memory of 2000	1696	un153793.exe	30
PID 1696 wrote to memory of 2000	1696	un153793.exe	30
PID 1696 wrote to memory of 2000	1696	un153793.exe	30
PID 1696 wrote to memory of 2000	1696	un153793.exe	30

C:\Users\Admin\AppData\Local\Temp\3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7.exe
"C:\Users\Admin\AppData\Local\Temp\3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1988
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un153793.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un153793.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1696
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\57780374.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\57780374.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:1856
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk269723.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk269723.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    PID:2000

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\un153793.exe

Filesize
547KB

MD5
5c7da6d026ad8b6c2bdfc3c66e8f5c57

SHA1
51f75108c31ce9089b113b8f36037f43f42e5549

SHA256
27c7aa7192806d48478d5a1cbbab00a6adbd587d53752e2eed514664666b49b7

SHA512
f91038b731db7c0ca59e3983ee750f7789e5d7298745cb572fb6d3b49d91faf3d6a6f005732377d96c022a77a571376762ec53c33a636610f7b20025972e74eb

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un153793.exe

Filesize
547KB

MD5
5c7da6d026ad8b6c2bdfc3c66e8f5c57

SHA1
51f75108c31ce9089b113b8f36037f43f42e5549

SHA256
27c7aa7192806d48478d5a1cbbab00a6adbd587d53752e2eed514664666b49b7

SHA512
f91038b731db7c0ca59e3983ee750f7789e5d7298745cb572fb6d3b49d91faf3d6a6f005732377d96c022a77a571376762ec53c33a636610f7b20025972e74eb

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\57780374.exe

Filesize
269KB

MD5
9ce475a2198f2a11416288864756f8e5

SHA1
f598ecdba173e60df23aeb21840fb555cc1bbe12

SHA256
48444eb8c245bde93e6499aafde0be17f71f117af3b586f4be9f90e13456cf0b

SHA512
28cedaf6d6b52a6a4cdb19b6a6367ba64997b07c00c1472352b8c8f42f235be4a422126d4a5d25f9e3cc094145e3a74adfb75a02585101dcd0ee25c512e8a8a4

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\57780374.exe

Filesize
269KB

MD5
9ce475a2198f2a11416288864756f8e5

SHA1
f598ecdba173e60df23aeb21840fb555cc1bbe12

SHA256
48444eb8c245bde93e6499aafde0be17f71f117af3b586f4be9f90e13456cf0b

SHA512
28cedaf6d6b52a6a4cdb19b6a6367ba64997b07c00c1472352b8c8f42f235be4a422126d4a5d25f9e3cc094145e3a74adfb75a02585101dcd0ee25c512e8a8a4

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\57780374.exe

Filesize
269KB

MD5
9ce475a2198f2a11416288864756f8e5

SHA1
f598ecdba173e60df23aeb21840fb555cc1bbe12

SHA256
48444eb8c245bde93e6499aafde0be17f71f117af3b586f4be9f90e13456cf0b

SHA512
28cedaf6d6b52a6a4cdb19b6a6367ba64997b07c00c1472352b8c8f42f235be4a422126d4a5d25f9e3cc094145e3a74adfb75a02585101dcd0ee25c512e8a8a4

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk269723.exe

Filesize
353KB

MD5
1605044c47e4cbe4d9b887da13eb8eab

SHA1
cf9b7efb52aa40d487ffa433b046af5c2da3f21c

SHA256
1300b6b4e6b14bc7e7d0b41e9b4107048bda318168128c6d4df8f5f3e880f864

SHA512
be5f6bb7f4079fc4b1a50afbd051f953007473d69a73c0462e6f1909adb0662daa12e50f6ac401dd82ab3a2cd70cbd684aafc45c81ffb586f938905f14aa734b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk269723.exe

Filesize
353KB

MD5
1605044c47e4cbe4d9b887da13eb8eab

SHA1
cf9b7efb52aa40d487ffa433b046af5c2da3f21c

SHA256
1300b6b4e6b14bc7e7d0b41e9b4107048bda318168128c6d4df8f5f3e880f864

SHA512
be5f6bb7f4079fc4b1a50afbd051f953007473d69a73c0462e6f1909adb0662daa12e50f6ac401dd82ab3a2cd70cbd684aafc45c81ffb586f938905f14aa734b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk269723.exe

Filesize
353KB

MD5
1605044c47e4cbe4d9b887da13eb8eab

SHA1
cf9b7efb52aa40d487ffa433b046af5c2da3f21c

SHA256
1300b6b4e6b14bc7e7d0b41e9b4107048bda318168128c6d4df8f5f3e880f864

SHA512
be5f6bb7f4079fc4b1a50afbd051f953007473d69a73c0462e6f1909adb0662daa12e50f6ac401dd82ab3a2cd70cbd684aafc45c81ffb586f938905f14aa734b

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un153793.exe

Filesize
547KB

MD5
5c7da6d026ad8b6c2bdfc3c66e8f5c57

SHA1
51f75108c31ce9089b113b8f36037f43f42e5549

SHA256
27c7aa7192806d48478d5a1cbbab00a6adbd587d53752e2eed514664666b49b7

SHA512
f91038b731db7c0ca59e3983ee750f7789e5d7298745cb572fb6d3b49d91faf3d6a6f005732377d96c022a77a571376762ec53c33a636610f7b20025972e74eb

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un153793.exe

Filesize
547KB

MD5
5c7da6d026ad8b6c2bdfc3c66e8f5c57

SHA1
51f75108c31ce9089b113b8f36037f43f42e5549

SHA256
27c7aa7192806d48478d5a1cbbab00a6adbd587d53752e2eed514664666b49b7

SHA512
f91038b731db7c0ca59e3983ee750f7789e5d7298745cb572fb6d3b49d91faf3d6a6f005732377d96c022a77a571376762ec53c33a636610f7b20025972e74eb

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\57780374.exe

Filesize
269KB

MD5
9ce475a2198f2a11416288864756f8e5

SHA1
f598ecdba173e60df23aeb21840fb555cc1bbe12

SHA256
48444eb8c245bde93e6499aafde0be17f71f117af3b586f4be9f90e13456cf0b

SHA512
28cedaf6d6b52a6a4cdb19b6a6367ba64997b07c00c1472352b8c8f42f235be4a422126d4a5d25f9e3cc094145e3a74adfb75a02585101dcd0ee25c512e8a8a4

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\57780374.exe

Filesize
269KB

MD5
9ce475a2198f2a11416288864756f8e5

SHA1
f598ecdba173e60df23aeb21840fb555cc1bbe12

SHA256
48444eb8c245bde93e6499aafde0be17f71f117af3b586f4be9f90e13456cf0b

SHA512
28cedaf6d6b52a6a4cdb19b6a6367ba64997b07c00c1472352b8c8f42f235be4a422126d4a5d25f9e3cc094145e3a74adfb75a02585101dcd0ee25c512e8a8a4

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\57780374.exe

Filesize
269KB

MD5
9ce475a2198f2a11416288864756f8e5

SHA1
f598ecdba173e60df23aeb21840fb555cc1bbe12

SHA256
48444eb8c245bde93e6499aafde0be17f71f117af3b586f4be9f90e13456cf0b

SHA512
28cedaf6d6b52a6a4cdb19b6a6367ba64997b07c00c1472352b8c8f42f235be4a422126d4a5d25f9e3cc094145e3a74adfb75a02585101dcd0ee25c512e8a8a4

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk269723.exe

Filesize
353KB

MD5
1605044c47e4cbe4d9b887da13eb8eab

SHA1
cf9b7efb52aa40d487ffa433b046af5c2da3f21c

SHA256
1300b6b4e6b14bc7e7d0b41e9b4107048bda318168128c6d4df8f5f3e880f864

SHA512
be5f6bb7f4079fc4b1a50afbd051f953007473d69a73c0462e6f1909adb0662daa12e50f6ac401dd82ab3a2cd70cbd684aafc45c81ffb586f938905f14aa734b

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk269723.exe

Filesize
353KB

MD5
1605044c47e4cbe4d9b887da13eb8eab

SHA1
cf9b7efb52aa40d487ffa433b046af5c2da3f21c

SHA256
1300b6b4e6b14bc7e7d0b41e9b4107048bda318168128c6d4df8f5f3e880f864

SHA512
be5f6bb7f4079fc4b1a50afbd051f953007473d69a73c0462e6f1909adb0662daa12e50f6ac401dd82ab3a2cd70cbd684aafc45c81ffb586f938905f14aa734b

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk269723.exe

Filesize
353KB

MD5
1605044c47e4cbe4d9b887da13eb8eab

SHA1
cf9b7efb52aa40d487ffa433b046af5c2da3f21c

SHA256
1300b6b4e6b14bc7e7d0b41e9b4107048bda318168128c6d4df8f5f3e880f864

SHA512
be5f6bb7f4079fc4b1a50afbd051f953007473d69a73c0462e6f1909adb0662daa12e50f6ac401dd82ab3a2cd70cbd684aafc45c81ffb586f938905f14aa734b

Download Submit
memory/1856-110-0x0000000002E50000-0x0000000002E62000-memory.dmp

Filesize
72KB

Download
memory/1856-84-0x0000000002E50000-0x0000000002E62000-memory.dmp

Filesize
72KB

Download
memory/1856-86-0x0000000002E50000-0x0000000002E62000-memory.dmp

Filesize
72KB

Download
memory/1856-88-0x0000000002E50000-0x0000000002E62000-memory.dmp

Filesize
72KB

Download
memory/1856-90-0x0000000002E50000-0x0000000002E62000-memory.dmp

Filesize
72KB

Download
memory/1856-92-0x0000000002E50000-0x0000000002E62000-memory.dmp

Filesize
72KB

Download
memory/1856-94-0x0000000002E50000-0x0000000002E62000-memory.dmp

Filesize
72KB

Download
memory/1856-96-0x0000000002E50000-0x0000000002E62000-memory.dmp

Filesize
72KB

Download
memory/1856-98-0x0000000002E50000-0x0000000002E62000-memory.dmp

Filesize
72KB

Download
memory/1856-104-0x0000000002E50000-0x0000000002E62000-memory.dmp

Filesize
72KB

Download
memory/1856-106-0x0000000002E50000-0x0000000002E62000-memory.dmp

Filesize
72KB

Download
memory/1856-102-0x0000000002E50000-0x0000000002E62000-memory.dmp

Filesize
72KB

Download
memory/1856-100-0x0000000002E50000-0x0000000002E62000-memory.dmp

Filesize
72KB

Download
memory/1856-108-0x0000000002E50000-0x0000000002E62000-memory.dmp

Filesize
72KB

Download
memory/1856-83-0x0000000002E50000-0x0000000002E62000-memory.dmp

Filesize
72KB

Download
memory/1856-111-0x0000000000400000-0x0000000002B9E000-memory.dmp

Filesize
39.6MB

Download
memory/1856-112-0x00000000075C0000-0x0000000007600000-memory.dmp

Filesize
256KB

Download
memory/1856-82-0x0000000002E50000-0x0000000002E68000-memory.dmp

Filesize
96KB

Download
memory/1856-81-0x00000000075C0000-0x0000000007600000-memory.dmp

Filesize
256KB

Download
memory/1856-80-0x00000000075C0000-0x0000000007600000-memory.dmp

Filesize
256KB

Download
memory/1856-79-0x00000000002C0000-0x00000000002ED000-memory.dmp

Filesize
180KB

Download
memory/1856-78-0x0000000002DC0000-0x0000000002DDA000-memory.dmp

Filesize
104KB

Download
memory/1856-116-0x0000000000400000-0x0000000002B9E000-memory.dmp

Filesize
39.6MB

Download
memory/2000-128-0x00000000048C0000-0x00000000048FA000-memory.dmp

Filesize
232KB

Download
memory/2000-127-0x0000000003220000-0x000000000325C000-memory.dmp

Filesize
240KB

Download
memory/2000-129-0x00000000002C0000-0x0000000000306000-memory.dmp

Filesize
280KB

Download
memory/2000-131-0x00000000072C0000-0x0000000007300000-memory.dmp

Filesize
256KB

Download
memory/2000-130-0x00000000072C0000-0x0000000007300000-memory.dmp

Filesize
256KB

Download
memory/2000-132-0x00000000048C0000-0x00000000048F5000-memory.dmp

Filesize
212KB

Download
memory/2000-133-0x00000000048C0000-0x00000000048F5000-memory.dmp

Filesize
212KB

Download
memory/2000-135-0x00000000048C0000-0x00000000048F5000-memory.dmp

Filesize
212KB

Download
memory/2000-137-0x00000000048C0000-0x00000000048F5000-memory.dmp

Filesize
212KB

Download
memory/2000-139-0x00000000048C0000-0x00000000048F5000-memory.dmp

Filesize
212KB

Download
memory/2000-141-0x00000000048C0000-0x00000000048F5000-memory.dmp

Filesize
212KB

Download
memory/2000-143-0x00000000048C0000-0x00000000048F5000-memory.dmp

Filesize
212KB

Download
memory/2000-147-0x00000000048C0000-0x00000000048F5000-memory.dmp

Filesize
212KB

Download
memory/2000-145-0x00000000048C0000-0x00000000048F5000-memory.dmp

Filesize
212KB

Download
memory/2000-149-0x00000000048C0000-0x00000000048F5000-memory.dmp

Filesize
212KB

Download
memory/2000-151-0x00000000048C0000-0x00000000048F5000-memory.dmp

Filesize
212KB

Download
memory/2000-153-0x00000000048C0000-0x00000000048F5000-memory.dmp

Filesize
212KB

Download
memory/2000-155-0x00000000048C0000-0x00000000048F5000-memory.dmp

Filesize
212KB

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memory/2000-157-0x00000000048C0000-0x00000000048F5000-memory.dmp

Filesize
212KB

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memory/2000-159-0x00000000048C0000-0x00000000048F5000-memory.dmp

Filesize
212KB

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memory/2000-161-0x00000000048C0000-0x00000000048F5000-memory.dmp

Filesize
212KB

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memory/2000-924-0x00000000072C0000-0x0000000007300000-memory.dmp

Filesize
256KB

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memory/2000-927-0x00000000072C0000-0x0000000007300000-memory.dmp

Filesize
256KB

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