aa8201d35b4e7c09c1c6c09df532da85add7f27601fcff2653e8e9a7816e39c8

Analysis

max time kernel
188s
max time network
187s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
05/05/2023, 18:54

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General

Target

aa8201d35b4e7c09c1c6c09df532da85add7f27601fcff2653e8e9a7816e39c8.exe
Size

695KB
MD5

19bedb0acaeac6d282b4acf9aae613fb
SHA1

37afc0843f6b75b00b26a299e9e279897f873d12
SHA256

aa8201d35b4e7c09c1c6c09df532da85add7f27601fcff2653e8e9a7816e39c8
SHA512

e8dee534669f022c03ec143475f62a872225db779ddceb7f9ddd54ee61f3a066c6b9c55b62de4d0a082b0b129ac34c33679e8abd28a67e3c9ce6a7e3ce033caa
SSDEEP

12288:Wy90LEYZqjL2b0RNEDvVRF8OAHUPdzrcx+N+q0SbZeVwEG/D:Wy+qjLQ0RNEDvVRPAb+xbZkwT

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\DisableScanOnRealtimeEnable = "1"	97541059.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	97541059.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	97541059.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	97541059.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	97541059.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	97541059.exe

Executes dropped EXE 3 IoCs

pid	Process
1220	un366614.exe
804	97541059.exe
2000	rk968361.exe

Loads dropped DLL 8 IoCs

pid	Process
1412	aa8201d35b4e7c09c1c6c09df532da85add7f27601fcff2653e8e9a7816e39c8.exe
1220	un366614.exe
1220	un366614.exe
1220	un366614.exe
804	97541059.exe
1220	un366614.exe
1220	un366614.exe
2000	rk968361.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	97541059.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	97541059.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	un366614.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\\\""	un366614.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	aa8201d35b4e7c09c1c6c09df532da85add7f27601fcff2653e8e9a7816e39c8.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\\\""	aa8201d35b4e7c09c1c6c09df532da85add7f27601fcff2653e8e9a7816e39c8.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
804	97541059.exe
804	97541059.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	804	97541059.exe
Token: SeDebugPrivilege	2000	rk968361.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1412 wrote to memory of 1220	1412	aa8201d35b4e7c09c1c6c09df532da85add7f27601fcff2653e8e9a7816e39c8.exe	28
PID 1412 wrote to memory of 1220	1412	aa8201d35b4e7c09c1c6c09df532da85add7f27601fcff2653e8e9a7816e39c8.exe	28
PID 1412 wrote to memory of 1220	1412	aa8201d35b4e7c09c1c6c09df532da85add7f27601fcff2653e8e9a7816e39c8.exe	28
PID 1412 wrote to memory of 1220	1412	aa8201d35b4e7c09c1c6c09df532da85add7f27601fcff2653e8e9a7816e39c8.exe	28
PID 1412 wrote to memory of 1220	1412	aa8201d35b4e7c09c1c6c09df532da85add7f27601fcff2653e8e9a7816e39c8.exe	28
PID 1412 wrote to memory of 1220	1412	aa8201d35b4e7c09c1c6c09df532da85add7f27601fcff2653e8e9a7816e39c8.exe	28
PID 1412 wrote to memory of 1220	1412	aa8201d35b4e7c09c1c6c09df532da85add7f27601fcff2653e8e9a7816e39c8.exe	28
PID 1220 wrote to memory of 804	1220	un366614.exe	29
PID 1220 wrote to memory of 804	1220	un366614.exe	29
PID 1220 wrote to memory of 804	1220	un366614.exe	29
PID 1220 wrote to memory of 804	1220	un366614.exe	29
PID 1220 wrote to memory of 804	1220	un366614.exe	29
PID 1220 wrote to memory of 804	1220	un366614.exe	29
PID 1220 wrote to memory of 804	1220	un366614.exe	29
PID 1220 wrote to memory of 2000	1220	un366614.exe	30
PID 1220 wrote to memory of 2000	1220	un366614.exe	30
PID 1220 wrote to memory of 2000	1220	un366614.exe	30
PID 1220 wrote to memory of 2000	1220	un366614.exe	30
PID 1220 wrote to memory of 2000	1220	un366614.exe	30
PID 1220 wrote to memory of 2000	1220	un366614.exe	30
PID 1220 wrote to memory of 2000	1220	un366614.exe	30

C:\Users\Admin\AppData\Local\Temp\aa8201d35b4e7c09c1c6c09df532da85add7f27601fcff2653e8e9a7816e39c8.exe
"C:\Users\Admin\AppData\Local\Temp\aa8201d35b4e7c09c1c6c09df532da85add7f27601fcff2653e8e9a7816e39c8.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1412
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un366614.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un366614.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1220
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97541059.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97541059.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:804
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk968361.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk968361.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\un366614.exe

Filesize
542KB

MD5
165203a18b7bcffca127beb08df23ec1

SHA1
b4eef1f2a3adfc64e2fcaee3ee61c3ba8933a84a

SHA256
e24b7cdffad8d07930772428f382e9ba3b97eab6c443c9429c20e2f7c48a5690

SHA512
1808828f085cb1774b58abe800fc212052e02377f278e4ea61ed2e89630be57152fdd374c5d44bc574bd8c19472111adb377946933296dfad7cc032b20a6e5e2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un366614.exe

Filesize
542KB

MD5
165203a18b7bcffca127beb08df23ec1

SHA1
b4eef1f2a3adfc64e2fcaee3ee61c3ba8933a84a

SHA256
e24b7cdffad8d07930772428f382e9ba3b97eab6c443c9429c20e2f7c48a5690

SHA512
1808828f085cb1774b58abe800fc212052e02377f278e4ea61ed2e89630be57152fdd374c5d44bc574bd8c19472111adb377946933296dfad7cc032b20a6e5e2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97541059.exe

Filesize
257KB

MD5
bdfb455f335013729cf689253d854667

SHA1
b72855201f191d923c926a889e4952ae85a5e056

SHA256
7825896b9b6e25c93a68e0191cfe9ef45d26d37baa2618513a900aeddfecbff7

SHA512
132600c010b965da61e624762ac071d0e44b74a86beb80b1505cd3eed851b0b9f90310104faed58da7de2e194971441843d36082fbf4474a613ffb115b97674f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97541059.exe

Filesize
257KB

MD5
bdfb455f335013729cf689253d854667

SHA1
b72855201f191d923c926a889e4952ae85a5e056

SHA256
7825896b9b6e25c93a68e0191cfe9ef45d26d37baa2618513a900aeddfecbff7

SHA512
132600c010b965da61e624762ac071d0e44b74a86beb80b1505cd3eed851b0b9f90310104faed58da7de2e194971441843d36082fbf4474a613ffb115b97674f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\97541059.exe

Filesize
257KB

MD5
bdfb455f335013729cf689253d854667

SHA1
b72855201f191d923c926a889e4952ae85a5e056

SHA256
7825896b9b6e25c93a68e0191cfe9ef45d26d37baa2618513a900aeddfecbff7

SHA512
132600c010b965da61e624762ac071d0e44b74a86beb80b1505cd3eed851b0b9f90310104faed58da7de2e194971441843d36082fbf4474a613ffb115b97674f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk968361.exe

Filesize
340KB

MD5
e407e550fe442ce40279e41f9c23b8d9

SHA1
6627fc4c7d8c8415b9fb216e345f6d293cb204c9

SHA256
af25ad769796383c51a3040691d86ef899cddbedd4b79b136f79f8f173abaacb

SHA512
d244938dcbf0be3a9049b3998b192e07faccd7384145edb4d4ab3ca6cf961a08a4ab671adc5ec268cbb52757580699982f3006e3bae9805d5c9bec14b91148dd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk968361.exe

Filesize
340KB

MD5
e407e550fe442ce40279e41f9c23b8d9

SHA1
6627fc4c7d8c8415b9fb216e345f6d293cb204c9

SHA256
af25ad769796383c51a3040691d86ef899cddbedd4b79b136f79f8f173abaacb

SHA512
d244938dcbf0be3a9049b3998b192e07faccd7384145edb4d4ab3ca6cf961a08a4ab671adc5ec268cbb52757580699982f3006e3bae9805d5c9bec14b91148dd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk968361.exe

Filesize
340KB

MD5
e407e550fe442ce40279e41f9c23b8d9

SHA1
6627fc4c7d8c8415b9fb216e345f6d293cb204c9

SHA256
af25ad769796383c51a3040691d86ef899cddbedd4b79b136f79f8f173abaacb

SHA512
d244938dcbf0be3a9049b3998b192e07faccd7384145edb4d4ab3ca6cf961a08a4ab671adc5ec268cbb52757580699982f3006e3bae9805d5c9bec14b91148dd

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un366614.exe

Filesize
542KB

MD5
165203a18b7bcffca127beb08df23ec1

SHA1
b4eef1f2a3adfc64e2fcaee3ee61c3ba8933a84a

SHA256
e24b7cdffad8d07930772428f382e9ba3b97eab6c443c9429c20e2f7c48a5690

SHA512
1808828f085cb1774b58abe800fc212052e02377f278e4ea61ed2e89630be57152fdd374c5d44bc574bd8c19472111adb377946933296dfad7cc032b20a6e5e2

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un366614.exe

Filesize
542KB

MD5
165203a18b7bcffca127beb08df23ec1

SHA1
b4eef1f2a3adfc64e2fcaee3ee61c3ba8933a84a

SHA256
e24b7cdffad8d07930772428f382e9ba3b97eab6c443c9429c20e2f7c48a5690

SHA512
1808828f085cb1774b58abe800fc212052e02377f278e4ea61ed2e89630be57152fdd374c5d44bc574bd8c19472111adb377946933296dfad7cc032b20a6e5e2

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\97541059.exe

Filesize
257KB

MD5
bdfb455f335013729cf689253d854667

SHA1
b72855201f191d923c926a889e4952ae85a5e056

SHA256
7825896b9b6e25c93a68e0191cfe9ef45d26d37baa2618513a900aeddfecbff7

SHA512
132600c010b965da61e624762ac071d0e44b74a86beb80b1505cd3eed851b0b9f90310104faed58da7de2e194971441843d36082fbf4474a613ffb115b97674f

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\97541059.exe

Filesize
257KB

MD5
bdfb455f335013729cf689253d854667

SHA1
b72855201f191d923c926a889e4952ae85a5e056

SHA256
7825896b9b6e25c93a68e0191cfe9ef45d26d37baa2618513a900aeddfecbff7

SHA512
132600c010b965da61e624762ac071d0e44b74a86beb80b1505cd3eed851b0b9f90310104faed58da7de2e194971441843d36082fbf4474a613ffb115b97674f

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\97541059.exe

Filesize
257KB

MD5
bdfb455f335013729cf689253d854667

SHA1
b72855201f191d923c926a889e4952ae85a5e056

SHA256
7825896b9b6e25c93a68e0191cfe9ef45d26d37baa2618513a900aeddfecbff7

SHA512
132600c010b965da61e624762ac071d0e44b74a86beb80b1505cd3eed851b0b9f90310104faed58da7de2e194971441843d36082fbf4474a613ffb115b97674f

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk968361.exe

Filesize
340KB

MD5
e407e550fe442ce40279e41f9c23b8d9

SHA1
6627fc4c7d8c8415b9fb216e345f6d293cb204c9

SHA256
af25ad769796383c51a3040691d86ef899cddbedd4b79b136f79f8f173abaacb

SHA512
d244938dcbf0be3a9049b3998b192e07faccd7384145edb4d4ab3ca6cf961a08a4ab671adc5ec268cbb52757580699982f3006e3bae9805d5c9bec14b91148dd

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk968361.exe

Filesize
340KB

MD5
e407e550fe442ce40279e41f9c23b8d9

SHA1
6627fc4c7d8c8415b9fb216e345f6d293cb204c9

SHA256
af25ad769796383c51a3040691d86ef899cddbedd4b79b136f79f8f173abaacb

SHA512
d244938dcbf0be3a9049b3998b192e07faccd7384145edb4d4ab3ca6cf961a08a4ab671adc5ec268cbb52757580699982f3006e3bae9805d5c9bec14b91148dd

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk968361.exe

Filesize
340KB

MD5
e407e550fe442ce40279e41f9c23b8d9

SHA1
6627fc4c7d8c8415b9fb216e345f6d293cb204c9

SHA256
af25ad769796383c51a3040691d86ef899cddbedd4b79b136f79f8f173abaacb

SHA512
d244938dcbf0be3a9049b3998b192e07faccd7384145edb4d4ab3ca6cf961a08a4ab671adc5ec268cbb52757580699982f3006e3bae9805d5c9bec14b91148dd

Download Submit
memory/804-114-0x0000000004D10000-0x0000000004D50000-memory.dmp

Filesize
256KB

Download
memory/804-85-0x0000000003210000-0x0000000003223000-memory.dmp

Filesize
76KB

Download
memory/804-87-0x0000000003210000-0x0000000003223000-memory.dmp

Filesize
76KB

Download
memory/804-89-0x0000000003210000-0x0000000003223000-memory.dmp

Filesize
76KB

Download
memory/804-91-0x0000000003210000-0x0000000003223000-memory.dmp

Filesize
76KB

Download
memory/804-93-0x0000000003210000-0x0000000003223000-memory.dmp

Filesize
76KB

Download
memory/804-95-0x0000000003210000-0x0000000003223000-memory.dmp

Filesize
76KB

Download
memory/804-97-0x0000000003210000-0x0000000003223000-memory.dmp

Filesize
76KB

Download
memory/804-99-0x0000000003210000-0x0000000003223000-memory.dmp

Filesize
76KB

Download
memory/804-101-0x0000000003210000-0x0000000003223000-memory.dmp

Filesize
76KB

Download
memory/804-103-0x0000000003210000-0x0000000003223000-memory.dmp

Filesize
76KB

Download
memory/804-105-0x0000000003210000-0x0000000003223000-memory.dmp

Filesize
76KB

Download
memory/804-107-0x0000000003210000-0x0000000003223000-memory.dmp

Filesize
76KB

Download
memory/804-109-0x0000000003210000-0x0000000003223000-memory.dmp

Filesize
76KB

Download
memory/804-111-0x0000000003210000-0x0000000003223000-memory.dmp

Filesize
76KB

Download
memory/804-112-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/804-84-0x0000000003210000-0x0000000003223000-memory.dmp

Filesize
76KB

Download
memory/804-115-0x0000000004D10000-0x0000000004D50000-memory.dmp

Filesize
256KB

Download
memory/804-117-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/804-83-0x0000000003210000-0x0000000003228000-memory.dmp

Filesize
96KB

Download
memory/804-82-0x0000000004D10000-0x0000000004D50000-memory.dmp

Filesize
256KB

Download
memory/804-81-0x0000000004D10000-0x0000000004D50000-memory.dmp

Filesize
256KB

Download
memory/804-80-0x00000000030E0000-0x00000000030FA000-memory.dmp

Filesize
104KB

Download
memory/804-79-0x0000000004D10000-0x0000000004D50000-memory.dmp

Filesize
256KB

Download
memory/804-78-0x0000000000270000-0x000000000029D000-memory.dmp

Filesize
180KB

Download
memory/2000-128-0x0000000003190000-0x00000000031CC000-memory.dmp

Filesize
240KB

Download
memory/2000-129-0x0000000003210000-0x000000000324A000-memory.dmp

Filesize
232KB

Download
memory/2000-130-0x00000000002C0000-0x0000000000306000-memory.dmp

Filesize
280KB

Download
memory/2000-131-0x0000000007370000-0x00000000073B0000-memory.dmp

Filesize
256KB

Download
memory/2000-132-0x0000000007370000-0x00000000073B0000-memory.dmp

Filesize
256KB

Download
memory/2000-134-0x0000000003210000-0x0000000003245000-memory.dmp

Filesize
212KB

Download
memory/2000-133-0x0000000003210000-0x0000000003245000-memory.dmp

Filesize
212KB

Download
memory/2000-136-0x0000000003210000-0x0000000003245000-memory.dmp

Filesize
212KB

Download
memory/2000-138-0x0000000003210000-0x0000000003245000-memory.dmp

Filesize
212KB

Download
memory/2000-140-0x0000000003210000-0x0000000003245000-memory.dmp

Filesize
212KB

Download
memory/2000-142-0x0000000003210000-0x0000000003245000-memory.dmp

Filesize
212KB

Download
memory/2000-144-0x0000000003210000-0x0000000003245000-memory.dmp

Filesize
212KB

Download
memory/2000-146-0x0000000003210000-0x0000000003245000-memory.dmp

Filesize
212KB

Download
memory/2000-148-0x0000000003210000-0x0000000003245000-memory.dmp

Filesize
212KB

Download
memory/2000-150-0x0000000003210000-0x0000000003245000-memory.dmp

Filesize
212KB

Download
memory/2000-152-0x0000000003210000-0x0000000003245000-memory.dmp

Filesize
212KB

Download
memory/2000-154-0x0000000003210000-0x0000000003245000-memory.dmp

Filesize
212KB

Download
memory/2000-156-0x0000000003210000-0x0000000003245000-memory.dmp

Filesize
212KB

Download
memory/2000-158-0x0000000003210000-0x0000000003245000-memory.dmp

Filesize
212KB

Download
memory/2000-160-0x0000000003210000-0x0000000003245000-memory.dmp

Filesize
212KB

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memory/2000-162-0x0000000003210000-0x0000000003245000-memory.dmp

Filesize
212KB

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memory/2000-164-0x0000000003210000-0x0000000003245000-memory.dmp

Filesize
212KB

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memory/2000-925-0x0000000007370000-0x00000000073B0000-memory.dmp

Filesize
256KB

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memory/2000-927-0x0000000007370000-0x00000000073B0000-memory.dmp

Filesize
256KB

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memory/2000-928-0x0000000007370000-0x00000000073B0000-memory.dmp

Filesize
256KB

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memory/2000-930-0x0000000007370000-0x00000000073B0000-memory.dmp

Filesize
256KB

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