ec85071f91f4478d15217b37484908ec6da5d8d77f4d10b1fbc0744362725135

Analysis

max time kernel
151s
max time network
161s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
01/05/2023, 19:02

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General

Target

ec85071f91f4478d15217b37484908ec6da5d8d77f4d10b1fbc0744362725135.exe
Size

695KB
MD5

0dfd2d8e082aa02912c386264094d895
SHA1

67337054bc7eedd74f3c6d4457c84e7eed1b1786
SHA256

ec85071f91f4478d15217b37484908ec6da5d8d77f4d10b1fbc0744362725135
SHA512

0a33420fa5af6df199a86c9934aff87e47e6e54e6103e9ccdd05b939388bb3d6738b15d34f118e2d67d6f331059c3e86475ea32cc40756787cba8e0e2599aea2
SSDEEP

12288:sy901BNCIT+84LqyU3uWn2Ki9j03H8o8YbInekof3QWWx6bJquSbZemZOdZIAf:syYBNCIi2NuW2Kia3TpIneO6EbZJA1f

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\DisableBehaviorMonitoring = "1"	12062463.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	12062463.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	12062463.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	12062463.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	12062463.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	12062463.exe

Executes dropped EXE 3 IoCs

pid	Process
2004	un477873.exe
772	12062463.exe
1816	rk913381.exe

Loads dropped DLL 8 IoCs

pid	Process
2028	ec85071f91f4478d15217b37484908ec6da5d8d77f4d10b1fbc0744362725135.exe
2004	un477873.exe
2004	un477873.exe
2004	un477873.exe
772	12062463.exe
2004	un477873.exe
2004	un477873.exe
1816	rk913381.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	12062463.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	12062463.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	ec85071f91f4478d15217b37484908ec6da5d8d77f4d10b1fbc0744362725135.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\\\""	ec85071f91f4478d15217b37484908ec6da5d8d77f4d10b1fbc0744362725135.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un477873.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\\\""	un477873.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
772	12062463.exe
772	12062463.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	772	12062463.exe
Token: SeDebugPrivilege	1816	rk913381.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 2004	2028	ec85071f91f4478d15217b37484908ec6da5d8d77f4d10b1fbc0744362725135.exe	27
PID 2028 wrote to memory of 2004	2028	ec85071f91f4478d15217b37484908ec6da5d8d77f4d10b1fbc0744362725135.exe	27
PID 2028 wrote to memory of 2004	2028	ec85071f91f4478d15217b37484908ec6da5d8d77f4d10b1fbc0744362725135.exe	27
PID 2028 wrote to memory of 2004	2028	ec85071f91f4478d15217b37484908ec6da5d8d77f4d10b1fbc0744362725135.exe	27
PID 2028 wrote to memory of 2004	2028	ec85071f91f4478d15217b37484908ec6da5d8d77f4d10b1fbc0744362725135.exe	27
PID 2028 wrote to memory of 2004	2028	ec85071f91f4478d15217b37484908ec6da5d8d77f4d10b1fbc0744362725135.exe	27
PID 2028 wrote to memory of 2004	2028	ec85071f91f4478d15217b37484908ec6da5d8d77f4d10b1fbc0744362725135.exe	27
PID 2004 wrote to memory of 772	2004	un477873.exe	28
PID 2004 wrote to memory of 772	2004	un477873.exe	28
PID 2004 wrote to memory of 772	2004	un477873.exe	28
PID 2004 wrote to memory of 772	2004	un477873.exe	28
PID 2004 wrote to memory of 772	2004	un477873.exe	28
PID 2004 wrote to memory of 772	2004	un477873.exe	28
PID 2004 wrote to memory of 772	2004	un477873.exe	28
PID 2004 wrote to memory of 1816	2004	un477873.exe	29
PID 2004 wrote to memory of 1816	2004	un477873.exe	29
PID 2004 wrote to memory of 1816	2004	un477873.exe	29
PID 2004 wrote to memory of 1816	2004	un477873.exe	29
PID 2004 wrote to memory of 1816	2004	un477873.exe	29
PID 2004 wrote to memory of 1816	2004	un477873.exe	29
PID 2004 wrote to memory of 1816	2004	un477873.exe	29

C:\Users\Admin\AppData\Local\Temp\ec85071f91f4478d15217b37484908ec6da5d8d77f4d10b1fbc0744362725135.exe
"C:\Users\Admin\AppData\Local\Temp\ec85071f91f4478d15217b37484908ec6da5d8d77f4d10b1fbc0744362725135.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un477873.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un477873.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2004
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\12062463.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\12062463.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:772
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk913381.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk913381.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    PID:1816

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\un477873.exe

Filesize
541KB

MD5
5f302a905ad6c203be441900700bed8a

SHA1
ecd30b46c8e78e5bd83ee05afef66889503c1a50

SHA256
f130e6f386d68f1628da8d9c3884368cd29a313a393a885059e57f38e7909b03

SHA512
488163d5b62d7beea1b328f722dae392885c982fecc1fb54c738616167c768300b783d3dc826365c6f038940ffcbe51437c2879282321c5822013cdf9f2e3adc

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un477873.exe

Filesize
541KB

MD5
5f302a905ad6c203be441900700bed8a

SHA1
ecd30b46c8e78e5bd83ee05afef66889503c1a50

SHA256
f130e6f386d68f1628da8d9c3884368cd29a313a393a885059e57f38e7909b03

SHA512
488163d5b62d7beea1b328f722dae392885c982fecc1fb54c738616167c768300b783d3dc826365c6f038940ffcbe51437c2879282321c5822013cdf9f2e3adc

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\12062463.exe

Filesize
257KB

MD5
574765ed04857c761aeaf22bbffe5417

SHA1
9c03529e4b04a129dc4a0863833128b4535ecb34

SHA256
49a4a71636e177b809ad7fa28afea553ee6008bf5bf4dd8d6b284e39f61db46a

SHA512
0abbf9c422f721b0c0be7c696375ada542d84f3bd996cdae16723e521b5c55e5a7383cfc103d5869ea8730a0de7b37f1467de0fda846cdacf251022a32aa7657

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\12062463.exe

Filesize
257KB

MD5
574765ed04857c761aeaf22bbffe5417

SHA1
9c03529e4b04a129dc4a0863833128b4535ecb34

SHA256
49a4a71636e177b809ad7fa28afea553ee6008bf5bf4dd8d6b284e39f61db46a

SHA512
0abbf9c422f721b0c0be7c696375ada542d84f3bd996cdae16723e521b5c55e5a7383cfc103d5869ea8730a0de7b37f1467de0fda846cdacf251022a32aa7657

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\12062463.exe

Filesize
257KB

MD5
574765ed04857c761aeaf22bbffe5417

SHA1
9c03529e4b04a129dc4a0863833128b4535ecb34

SHA256
49a4a71636e177b809ad7fa28afea553ee6008bf5bf4dd8d6b284e39f61db46a

SHA512
0abbf9c422f721b0c0be7c696375ada542d84f3bd996cdae16723e521b5c55e5a7383cfc103d5869ea8730a0de7b37f1467de0fda846cdacf251022a32aa7657

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk913381.exe

Filesize
340KB

MD5
247d6159101b101678ae29e38ccde984

SHA1
2f0fb6ab91ec4376017b124dd73d9a1dafb34562

SHA256
e8cf125a3a139c43e15a13ece36b469d21d9bd1d295158879ae6ad737b950173

SHA512
68a3bb1e131f7d4f4124342a90057a17c541f21bd61596fcd4dd8e31bd31d06005da4091b5c4e1c9755d6024072b3bc1d7fecdb5389ef7cf9f36ef25be8a6c0d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk913381.exe

Filesize
340KB

MD5
247d6159101b101678ae29e38ccde984

SHA1
2f0fb6ab91ec4376017b124dd73d9a1dafb34562

SHA256
e8cf125a3a139c43e15a13ece36b469d21d9bd1d295158879ae6ad737b950173

SHA512
68a3bb1e131f7d4f4124342a90057a17c541f21bd61596fcd4dd8e31bd31d06005da4091b5c4e1c9755d6024072b3bc1d7fecdb5389ef7cf9f36ef25be8a6c0d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk913381.exe

Filesize
340KB

MD5
247d6159101b101678ae29e38ccde984

SHA1
2f0fb6ab91ec4376017b124dd73d9a1dafb34562

SHA256
e8cf125a3a139c43e15a13ece36b469d21d9bd1d295158879ae6ad737b950173

SHA512
68a3bb1e131f7d4f4124342a90057a17c541f21bd61596fcd4dd8e31bd31d06005da4091b5c4e1c9755d6024072b3bc1d7fecdb5389ef7cf9f36ef25be8a6c0d

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un477873.exe

Filesize
541KB

MD5
5f302a905ad6c203be441900700bed8a

SHA1
ecd30b46c8e78e5bd83ee05afef66889503c1a50

SHA256
f130e6f386d68f1628da8d9c3884368cd29a313a393a885059e57f38e7909b03

SHA512
488163d5b62d7beea1b328f722dae392885c982fecc1fb54c738616167c768300b783d3dc826365c6f038940ffcbe51437c2879282321c5822013cdf9f2e3adc

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un477873.exe

Filesize
541KB

MD5
5f302a905ad6c203be441900700bed8a

SHA1
ecd30b46c8e78e5bd83ee05afef66889503c1a50

SHA256
f130e6f386d68f1628da8d9c3884368cd29a313a393a885059e57f38e7909b03

SHA512
488163d5b62d7beea1b328f722dae392885c982fecc1fb54c738616167c768300b783d3dc826365c6f038940ffcbe51437c2879282321c5822013cdf9f2e3adc

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\12062463.exe

Filesize
257KB

MD5
574765ed04857c761aeaf22bbffe5417

SHA1
9c03529e4b04a129dc4a0863833128b4535ecb34

SHA256
49a4a71636e177b809ad7fa28afea553ee6008bf5bf4dd8d6b284e39f61db46a

SHA512
0abbf9c422f721b0c0be7c696375ada542d84f3bd996cdae16723e521b5c55e5a7383cfc103d5869ea8730a0de7b37f1467de0fda846cdacf251022a32aa7657

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\12062463.exe

Filesize
257KB

MD5
574765ed04857c761aeaf22bbffe5417

SHA1
9c03529e4b04a129dc4a0863833128b4535ecb34

SHA256
49a4a71636e177b809ad7fa28afea553ee6008bf5bf4dd8d6b284e39f61db46a

SHA512
0abbf9c422f721b0c0be7c696375ada542d84f3bd996cdae16723e521b5c55e5a7383cfc103d5869ea8730a0de7b37f1467de0fda846cdacf251022a32aa7657

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\12062463.exe

Filesize
257KB

MD5
574765ed04857c761aeaf22bbffe5417

SHA1
9c03529e4b04a129dc4a0863833128b4535ecb34

SHA256
49a4a71636e177b809ad7fa28afea553ee6008bf5bf4dd8d6b284e39f61db46a

SHA512
0abbf9c422f721b0c0be7c696375ada542d84f3bd996cdae16723e521b5c55e5a7383cfc103d5869ea8730a0de7b37f1467de0fda846cdacf251022a32aa7657

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk913381.exe

Filesize
340KB

MD5
247d6159101b101678ae29e38ccde984

SHA1
2f0fb6ab91ec4376017b124dd73d9a1dafb34562

SHA256
e8cf125a3a139c43e15a13ece36b469d21d9bd1d295158879ae6ad737b950173

SHA512
68a3bb1e131f7d4f4124342a90057a17c541f21bd61596fcd4dd8e31bd31d06005da4091b5c4e1c9755d6024072b3bc1d7fecdb5389ef7cf9f36ef25be8a6c0d

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk913381.exe

Filesize
340KB

MD5
247d6159101b101678ae29e38ccde984

SHA1
2f0fb6ab91ec4376017b124dd73d9a1dafb34562

SHA256
e8cf125a3a139c43e15a13ece36b469d21d9bd1d295158879ae6ad737b950173

SHA512
68a3bb1e131f7d4f4124342a90057a17c541f21bd61596fcd4dd8e31bd31d06005da4091b5c4e1c9755d6024072b3bc1d7fecdb5389ef7cf9f36ef25be8a6c0d

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk913381.exe

Filesize
340KB

MD5
247d6159101b101678ae29e38ccde984

SHA1
2f0fb6ab91ec4376017b124dd73d9a1dafb34562

SHA256
e8cf125a3a139c43e15a13ece36b469d21d9bd1d295158879ae6ad737b950173

SHA512
68a3bb1e131f7d4f4124342a90057a17c541f21bd61596fcd4dd8e31bd31d06005da4091b5c4e1c9755d6024072b3bc1d7fecdb5389ef7cf9f36ef25be8a6c0d

Download Submit
memory/772-85-0x0000000004640000-0x0000000004653000-memory.dmp

Filesize
76KB

Download
memory/772-87-0x0000000004640000-0x0000000004653000-memory.dmp

Filesize
76KB

Download
memory/772-89-0x0000000004640000-0x0000000004653000-memory.dmp

Filesize
76KB

Download
memory/772-91-0x0000000004640000-0x0000000004653000-memory.dmp

Filesize
76KB

Download
memory/772-93-0x0000000004640000-0x0000000004653000-memory.dmp

Filesize
76KB

Download
memory/772-95-0x0000000004640000-0x0000000004653000-memory.dmp

Filesize
76KB

Download
memory/772-97-0x0000000004640000-0x0000000004653000-memory.dmp

Filesize
76KB

Download
memory/772-99-0x0000000004640000-0x0000000004653000-memory.dmp

Filesize
76KB

Download
memory/772-101-0x0000000004640000-0x0000000004653000-memory.dmp

Filesize
76KB

Download
memory/772-103-0x0000000004640000-0x0000000004653000-memory.dmp

Filesize
76KB

Download
memory/772-105-0x0000000004640000-0x0000000004653000-memory.dmp

Filesize
76KB

Download
memory/772-107-0x0000000004640000-0x0000000004653000-memory.dmp

Filesize
76KB

Download
memory/772-109-0x0000000004640000-0x0000000004653000-memory.dmp

Filesize
76KB

Download
memory/772-110-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/772-111-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/772-83-0x0000000004640000-0x0000000004653000-memory.dmp

Filesize
76KB

Download
memory/772-82-0x0000000004640000-0x0000000004653000-memory.dmp

Filesize
76KB

Download
memory/772-80-0x0000000000260000-0x000000000028D000-memory.dmp

Filesize
180KB

Download
memory/772-81-0x0000000007120000-0x0000000007160000-memory.dmp

Filesize
256KB

Download
memory/772-79-0x0000000004640000-0x0000000004658000-memory.dmp

Filesize
96KB

Download
memory/772-78-0x0000000002CA0000-0x0000000002CBA000-memory.dmp

Filesize
104KB

Download
memory/1816-124-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-145-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-122-0x00000000033E0000-0x000000000341C000-memory.dmp

Filesize
240KB

Download
memory/1816-125-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-127-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-129-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-131-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-133-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-135-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-137-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-139-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-141-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-143-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-123-0x00000000048D0000-0x000000000490A000-memory.dmp

Filesize
232KB

Download
memory/1816-147-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-149-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-151-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-153-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-155-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-157-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/1816-467-0x0000000002FE0000-0x0000000003026000-memory.dmp

Filesize
280KB

Download
memory/1816-469-0x0000000007480000-0x00000000074C0000-memory.dmp

Filesize
256KB

Download
memory/1816-471-0x0000000007480000-0x00000000074C0000-memory.dmp

Filesize
256KB

Download
memory/1816-919-0x0000000007480000-0x00000000074C0000-memory.dmp

Filesize
256KB

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memory/1816-922-0x0000000007480000-0x00000000074C0000-memory.dmp

Filesize
256KB

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memory/1816-923-0x0000000007480000-0x00000000074C0000-memory.dmp

Filesize
256KB

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memory/1816-924-0x0000000007480000-0x00000000074C0000-memory.dmp

Filesize
256KB

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