cefe93b3e0ddf18ee27c9e015d5a281f439ac2c011bda00ae9daeac2a40b0796

Analysis

max time kernel
150s
max time network
174s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
01-05-2023 18:28

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General

Target

cefe93b3e0ddf18ee27c9e015d5a281f439ac2c011bda00ae9daeac2a40b0796.exe
Size

697KB
MD5

310f87bf300cd7f9e3facc9cdd3c62e5
SHA1

3c5d02995b2fc64f73be6323e34f50f2c32745f6
SHA256

cefe93b3e0ddf18ee27c9e015d5a281f439ac2c011bda00ae9daeac2a40b0796
SHA512

7c6d2f57ac003faa24f9e90fe14f95ecfc19066d4edb82cceed1d85f53cef475a06ba2d0a858ab5753cf9cac88d56b81956ad66c07b86a3f170268cfba20f959
SSDEEP

12288:Qy90Sk8BNjbyTX7TGgTlJNd240p0lAf3wHiroKUkw40vCrrOUlEf5fP:QyNBRy7a2F240pDf3wHiKirrOUKf5fP

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	73199934.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	73199934.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	73199934.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	73199934.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	73199934.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	73199934.exe

Executes dropped EXE 3 IoCs

pid	Process
852	un906325.exe
1908	73199934.exe
1784	rk974750.exe

Loads dropped DLL 8 IoCs

pid	Process
1504	cefe93b3e0ddf18ee27c9e015d5a281f439ac2c011bda00ae9daeac2a40b0796.exe
852	un906325.exe
852	un906325.exe
852	un906325.exe
1908	73199934.exe
852	un906325.exe
852	un906325.exe
1784	rk974750.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	73199934.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	73199934.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	cefe93b3e0ddf18ee27c9e015d5a281f439ac2c011bda00ae9daeac2a40b0796.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\\\""	cefe93b3e0ddf18ee27c9e015d5a281f439ac2c011bda00ae9daeac2a40b0796.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un906325.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\\\""	un906325.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1908	73199934.exe
1908	73199934.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1908	73199934.exe
Token: SeDebugPrivilege	1784	rk974750.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 852	1504	cefe93b3e0ddf18ee27c9e015d5a281f439ac2c011bda00ae9daeac2a40b0796.exe	27
PID 1504 wrote to memory of 852	1504	cefe93b3e0ddf18ee27c9e015d5a281f439ac2c011bda00ae9daeac2a40b0796.exe	27
PID 1504 wrote to memory of 852	1504	cefe93b3e0ddf18ee27c9e015d5a281f439ac2c011bda00ae9daeac2a40b0796.exe	27
PID 1504 wrote to memory of 852	1504	cefe93b3e0ddf18ee27c9e015d5a281f439ac2c011bda00ae9daeac2a40b0796.exe	27
PID 1504 wrote to memory of 852	1504	cefe93b3e0ddf18ee27c9e015d5a281f439ac2c011bda00ae9daeac2a40b0796.exe	27
PID 1504 wrote to memory of 852	1504	cefe93b3e0ddf18ee27c9e015d5a281f439ac2c011bda00ae9daeac2a40b0796.exe	27
PID 1504 wrote to memory of 852	1504	cefe93b3e0ddf18ee27c9e015d5a281f439ac2c011bda00ae9daeac2a40b0796.exe	27
PID 852 wrote to memory of 1908	852	un906325.exe	28
PID 852 wrote to memory of 1908	852	un906325.exe	28
PID 852 wrote to memory of 1908	852	un906325.exe	28
PID 852 wrote to memory of 1908	852	un906325.exe	28
PID 852 wrote to memory of 1908	852	un906325.exe	28
PID 852 wrote to memory of 1908	852	un906325.exe	28
PID 852 wrote to memory of 1908	852	un906325.exe	28
PID 852 wrote to memory of 1784	852	un906325.exe	29
PID 852 wrote to memory of 1784	852	un906325.exe	29
PID 852 wrote to memory of 1784	852	un906325.exe	29
PID 852 wrote to memory of 1784	852	un906325.exe	29
PID 852 wrote to memory of 1784	852	un906325.exe	29
PID 852 wrote to memory of 1784	852	un906325.exe	29
PID 852 wrote to memory of 1784	852	un906325.exe	29

C:\Users\Admin\AppData\Local\Temp\cefe93b3e0ddf18ee27c9e015d5a281f439ac2c011bda00ae9daeac2a40b0796.exe
"C:\Users\Admin\AppData\Local\Temp\cefe93b3e0ddf18ee27c9e015d5a281f439ac2c011bda00ae9daeac2a40b0796.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1504
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un906325.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un906325.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:852
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73199934.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73199934.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:1908
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk974750.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk974750.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    PID:1784

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\un906325.exe

Filesize
543KB

MD5
c340a5a315dc9a4763de5e3439d42b2a

SHA1
ee0d41784d3dcbb1add1cf10316f6a796eb1bade

SHA256
938c8342fb500963a2ee815ff05dee43e68d61001bf0757809ad70f7deca1b21

SHA512
33ea6f90ec30f8106ec9fbbe46d25b80c16177940e9e55fe8b78d2260ecf41c512b2845e64cac25a96c73fbae5fa3b224069679ef5a1bf7e8febfd430ab4f771

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un906325.exe

Filesize
543KB

MD5
c340a5a315dc9a4763de5e3439d42b2a

SHA1
ee0d41784d3dcbb1add1cf10316f6a796eb1bade

SHA256
938c8342fb500963a2ee815ff05dee43e68d61001bf0757809ad70f7deca1b21

SHA512
33ea6f90ec30f8106ec9fbbe46d25b80c16177940e9e55fe8b78d2260ecf41c512b2845e64cac25a96c73fbae5fa3b224069679ef5a1bf7e8febfd430ab4f771

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73199934.exe

Filesize
265KB

MD5
36b4110606df7ece8547abff4435f15c

SHA1
6348fbf5f984d13d44fbb507c8524a185fd975a3

SHA256
85fd98a9f460882dda7e5a4a7760e22d2e67df102c0f947e3d1a1c23d86c0262

SHA512
c59f9fd451cc6cf2b5b5ff935da9f069c3a1ffd76e0a9471b5b9608a7cf6a89c1c3eccc280ae6b29509cd95a2e50ac30ac1d26502d48cdac531b4066e244fc7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73199934.exe

Filesize
265KB

MD5
36b4110606df7ece8547abff4435f15c

SHA1
6348fbf5f984d13d44fbb507c8524a185fd975a3

SHA256
85fd98a9f460882dda7e5a4a7760e22d2e67df102c0f947e3d1a1c23d86c0262

SHA512
c59f9fd451cc6cf2b5b5ff935da9f069c3a1ffd76e0a9471b5b9608a7cf6a89c1c3eccc280ae6b29509cd95a2e50ac30ac1d26502d48cdac531b4066e244fc7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73199934.exe

Filesize
265KB

MD5
36b4110606df7ece8547abff4435f15c

SHA1
6348fbf5f984d13d44fbb507c8524a185fd975a3

SHA256
85fd98a9f460882dda7e5a4a7760e22d2e67df102c0f947e3d1a1c23d86c0262

SHA512
c59f9fd451cc6cf2b5b5ff935da9f069c3a1ffd76e0a9471b5b9608a7cf6a89c1c3eccc280ae6b29509cd95a2e50ac30ac1d26502d48cdac531b4066e244fc7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk974750.exe

Filesize
347KB

MD5
6cd9522ba9db48589e0085f47aeb717e

SHA1
9daeda7fabd61ab5b7bb5b948b0a2c3731dc75dc

SHA256
059f3d438caa8805d3396d80a8a34f13cb95d388585832cf3553431174e716b1

SHA512
162667738664ed8a3dc23c16f8a51e60d1625933a67b51cdadf1407d508dc5a003da2c8809742f491f7455ca18083d35d5489577a1927303464756d787375a45

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk974750.exe

Filesize
347KB

MD5
6cd9522ba9db48589e0085f47aeb717e

SHA1
9daeda7fabd61ab5b7bb5b948b0a2c3731dc75dc

SHA256
059f3d438caa8805d3396d80a8a34f13cb95d388585832cf3553431174e716b1

SHA512
162667738664ed8a3dc23c16f8a51e60d1625933a67b51cdadf1407d508dc5a003da2c8809742f491f7455ca18083d35d5489577a1927303464756d787375a45

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk974750.exe

Filesize
347KB

MD5
6cd9522ba9db48589e0085f47aeb717e

SHA1
9daeda7fabd61ab5b7bb5b948b0a2c3731dc75dc

SHA256
059f3d438caa8805d3396d80a8a34f13cb95d388585832cf3553431174e716b1

SHA512
162667738664ed8a3dc23c16f8a51e60d1625933a67b51cdadf1407d508dc5a003da2c8809742f491f7455ca18083d35d5489577a1927303464756d787375a45

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un906325.exe

Filesize
543KB

MD5
c340a5a315dc9a4763de5e3439d42b2a

SHA1
ee0d41784d3dcbb1add1cf10316f6a796eb1bade

SHA256
938c8342fb500963a2ee815ff05dee43e68d61001bf0757809ad70f7deca1b21

SHA512
33ea6f90ec30f8106ec9fbbe46d25b80c16177940e9e55fe8b78d2260ecf41c512b2845e64cac25a96c73fbae5fa3b224069679ef5a1bf7e8febfd430ab4f771

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un906325.exe

Filesize
543KB

MD5
c340a5a315dc9a4763de5e3439d42b2a

SHA1
ee0d41784d3dcbb1add1cf10316f6a796eb1bade

SHA256
938c8342fb500963a2ee815ff05dee43e68d61001bf0757809ad70f7deca1b21

SHA512
33ea6f90ec30f8106ec9fbbe46d25b80c16177940e9e55fe8b78d2260ecf41c512b2845e64cac25a96c73fbae5fa3b224069679ef5a1bf7e8febfd430ab4f771

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\73199934.exe

Filesize
265KB

MD5
36b4110606df7ece8547abff4435f15c

SHA1
6348fbf5f984d13d44fbb507c8524a185fd975a3

SHA256
85fd98a9f460882dda7e5a4a7760e22d2e67df102c0f947e3d1a1c23d86c0262

SHA512
c59f9fd451cc6cf2b5b5ff935da9f069c3a1ffd76e0a9471b5b9608a7cf6a89c1c3eccc280ae6b29509cd95a2e50ac30ac1d26502d48cdac531b4066e244fc7b

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\73199934.exe

Filesize
265KB

MD5
36b4110606df7ece8547abff4435f15c

SHA1
6348fbf5f984d13d44fbb507c8524a185fd975a3

SHA256
85fd98a9f460882dda7e5a4a7760e22d2e67df102c0f947e3d1a1c23d86c0262

SHA512
c59f9fd451cc6cf2b5b5ff935da9f069c3a1ffd76e0a9471b5b9608a7cf6a89c1c3eccc280ae6b29509cd95a2e50ac30ac1d26502d48cdac531b4066e244fc7b

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\73199934.exe

Filesize
265KB

MD5
36b4110606df7ece8547abff4435f15c

SHA1
6348fbf5f984d13d44fbb507c8524a185fd975a3

SHA256
85fd98a9f460882dda7e5a4a7760e22d2e67df102c0f947e3d1a1c23d86c0262

SHA512
c59f9fd451cc6cf2b5b5ff935da9f069c3a1ffd76e0a9471b5b9608a7cf6a89c1c3eccc280ae6b29509cd95a2e50ac30ac1d26502d48cdac531b4066e244fc7b

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk974750.exe

Filesize
347KB

MD5
6cd9522ba9db48589e0085f47aeb717e

SHA1
9daeda7fabd61ab5b7bb5b948b0a2c3731dc75dc

SHA256
059f3d438caa8805d3396d80a8a34f13cb95d388585832cf3553431174e716b1

SHA512
162667738664ed8a3dc23c16f8a51e60d1625933a67b51cdadf1407d508dc5a003da2c8809742f491f7455ca18083d35d5489577a1927303464756d787375a45

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk974750.exe

Filesize
347KB

MD5
6cd9522ba9db48589e0085f47aeb717e

SHA1
9daeda7fabd61ab5b7bb5b948b0a2c3731dc75dc

SHA256
059f3d438caa8805d3396d80a8a34f13cb95d388585832cf3553431174e716b1

SHA512
162667738664ed8a3dc23c16f8a51e60d1625933a67b51cdadf1407d508dc5a003da2c8809742f491f7455ca18083d35d5489577a1927303464756d787375a45

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk974750.exe

Filesize
347KB

MD5
6cd9522ba9db48589e0085f47aeb717e

SHA1
9daeda7fabd61ab5b7bb5b948b0a2c3731dc75dc

SHA256
059f3d438caa8805d3396d80a8a34f13cb95d388585832cf3553431174e716b1

SHA512
162667738664ed8a3dc23c16f8a51e60d1625933a67b51cdadf1407d508dc5a003da2c8809742f491f7455ca18083d35d5489577a1927303464756d787375a45

Download Submit
memory/1784-147-0x0000000004760000-0x0000000004795000-memory.dmp

Filesize
212KB

Download
memory/1784-133-0x0000000004760000-0x0000000004795000-memory.dmp

Filesize
212KB

Download
memory/1784-151-0x0000000004760000-0x0000000004795000-memory.dmp

Filesize
212KB

Download
memory/1784-145-0x0000000004760000-0x0000000004795000-memory.dmp

Filesize
212KB

Download
memory/1784-143-0x0000000004760000-0x0000000004795000-memory.dmp

Filesize
212KB

Download
memory/1784-141-0x0000000004760000-0x0000000004795000-memory.dmp

Filesize
212KB

Download
memory/1784-139-0x0000000004760000-0x0000000004795000-memory.dmp

Filesize
212KB

Download
memory/1784-137-0x0000000004760000-0x0000000004795000-memory.dmp

Filesize
212KB

Download
memory/1784-135-0x0000000004760000-0x0000000004795000-memory.dmp

Filesize
212KB

Download
memory/1784-149-0x0000000004760000-0x0000000004795000-memory.dmp

Filesize
212KB

Download
memory/1784-131-0x0000000004760000-0x0000000004795000-memory.dmp

Filesize
212KB

Download
memory/1784-130-0x0000000004760000-0x0000000004795000-memory.dmp

Filesize
212KB

Download
memory/1784-129-0x0000000000300000-0x0000000000346000-memory.dmp

Filesize
280KB

Download
memory/1784-128-0x0000000004760000-0x000000000479A000-memory.dmp

Filesize
232KB

Download
memory/1784-127-0x00000000032E0000-0x000000000331C000-memory.dmp

Filesize
240KB

Download
memory/1784-153-0x0000000004760000-0x0000000004795000-memory.dmp

Filesize
212KB

Download
memory/1784-155-0x0000000004760000-0x0000000004795000-memory.dmp

Filesize
212KB

Download
memory/1784-157-0x0000000004760000-0x0000000004795000-memory.dmp

Filesize
212KB

Download
memory/1784-159-0x0000000004760000-0x0000000004795000-memory.dmp

Filesize
212KB

Download
memory/1784-923-0x00000000047F0000-0x0000000004830000-memory.dmp

Filesize
256KB

Download
memory/1908-82-0x0000000004780000-0x0000000004793000-memory.dmp

Filesize
76KB

Download
memory/1908-116-0x0000000000400000-0x0000000002B9D000-memory.dmp

Filesize
39.6MB

Download
memory/1908-111-0x0000000000400000-0x0000000002B9D000-memory.dmp

Filesize
39.6MB

Download
memory/1908-110-0x0000000007270000-0x00000000072B0000-memory.dmp

Filesize
256KB

Download
memory/1908-109-0x0000000007270000-0x00000000072B0000-memory.dmp

Filesize
256KB

Download
memory/1908-108-0x0000000004780000-0x0000000004793000-memory.dmp

Filesize
76KB

Download
memory/1908-104-0x0000000004780000-0x0000000004793000-memory.dmp

Filesize
76KB

Download
memory/1908-106-0x0000000004780000-0x0000000004793000-memory.dmp

Filesize
76KB

Download
memory/1908-100-0x0000000004780000-0x0000000004793000-memory.dmp

Filesize
76KB

Download
memory/1908-102-0x0000000004780000-0x0000000004793000-memory.dmp

Filesize
76KB

Download
memory/1908-96-0x0000000004780000-0x0000000004793000-memory.dmp

Filesize
76KB

Download
memory/1908-98-0x0000000004780000-0x0000000004793000-memory.dmp

Filesize
76KB

Download
memory/1908-92-0x0000000004780000-0x0000000004793000-memory.dmp

Filesize
76KB

Download
memory/1908-94-0x0000000004780000-0x0000000004793000-memory.dmp

Filesize
76KB

Download
memory/1908-88-0x0000000004780000-0x0000000004793000-memory.dmp

Filesize
76KB

Download
memory/1908-90-0x0000000004780000-0x0000000004793000-memory.dmp

Filesize
76KB

Download
memory/1908-84-0x0000000004780000-0x0000000004793000-memory.dmp

Filesize
76KB

Download
memory/1908-86-0x0000000004780000-0x0000000004793000-memory.dmp

Filesize
76KB

Download
memory/1908-81-0x0000000004780000-0x0000000004793000-memory.dmp

Filesize
76KB

Download
memory/1908-80-0x0000000004780000-0x0000000004798000-memory.dmp

Filesize
96KB

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memory/1908-79-0x0000000003240000-0x000000000325A000-memory.dmp

Filesize
104KB

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memory/1908-78-0x0000000000240000-0x000000000026D000-memory.dmp

Filesize
180KB

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