4a9964ce64991fc09f448b41cde9718f89ddb2926606acb89af7bee6db5fde49

Analysis

max time kernel
144s
max time network
157s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
06/05/2023, 21:45

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General

Target

4a9964ce64991fc09f448b41cde9718f89ddb2926606acb89af7bee6db5fde49.exe
Size

694KB
MD5

e161c74cf1593c6b64baf52c33ffe0a5
SHA1

43d69f23ea45ab8e45fad6e2bc862ff38e0144b3
SHA256

4a9964ce64991fc09f448b41cde9718f89ddb2926606acb89af7bee6db5fde49
SHA512

5be74eebf049d5fc83a7316d6b73cacbb3f74ac72028e0842a7a90f29604d348dd639935ed3229159e434ab37191344f643100de0f511b1c89842c53bac21ae4
SSDEEP

12288:vy90MpTxLQFAB/E3IsKsOz7l+w4WqlniNVdUN0cRFbPqwBa0MahTB:vylZQFv5Kj+UqlwdUeSbBht

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"	28447187.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	28447187.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	28447187.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	28447187.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	28447187.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	28447187.exe

Executes dropped EXE 3 IoCs

pid	Process
2008	un521756.exe
560	28447187.exe
760	rk118789.exe

Loads dropped DLL 8 IoCs

pid	Process
1776	4a9964ce64991fc09f448b41cde9718f89ddb2926606acb89af7bee6db5fde49.exe
2008	un521756.exe
2008	un521756.exe
2008	un521756.exe
560	28447187.exe
2008	un521756.exe
2008	un521756.exe
760	rk118789.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	28447187.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	28447187.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	un521756.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\\\""	un521756.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	4a9964ce64991fc09f448b41cde9718f89ddb2926606acb89af7bee6db5fde49.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\\\""	4a9964ce64991fc09f448b41cde9718f89ddb2926606acb89af7bee6db5fde49.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
560	28447187.exe
560	28447187.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	560	28447187.exe
Token: SeDebugPrivilege	760	rk118789.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1776 wrote to memory of 2008	1776	4a9964ce64991fc09f448b41cde9718f89ddb2926606acb89af7bee6db5fde49.exe	28
PID 1776 wrote to memory of 2008	1776	4a9964ce64991fc09f448b41cde9718f89ddb2926606acb89af7bee6db5fde49.exe	28
PID 1776 wrote to memory of 2008	1776	4a9964ce64991fc09f448b41cde9718f89ddb2926606acb89af7bee6db5fde49.exe	28
PID 1776 wrote to memory of 2008	1776	4a9964ce64991fc09f448b41cde9718f89ddb2926606acb89af7bee6db5fde49.exe	28
PID 1776 wrote to memory of 2008	1776	4a9964ce64991fc09f448b41cde9718f89ddb2926606acb89af7bee6db5fde49.exe	28
PID 1776 wrote to memory of 2008	1776	4a9964ce64991fc09f448b41cde9718f89ddb2926606acb89af7bee6db5fde49.exe	28
PID 1776 wrote to memory of 2008	1776	4a9964ce64991fc09f448b41cde9718f89ddb2926606acb89af7bee6db5fde49.exe	28
PID 2008 wrote to memory of 560	2008	un521756.exe	29
PID 2008 wrote to memory of 560	2008	un521756.exe	29
PID 2008 wrote to memory of 560	2008	un521756.exe	29
PID 2008 wrote to memory of 560	2008	un521756.exe	29
PID 2008 wrote to memory of 560	2008	un521756.exe	29
PID 2008 wrote to memory of 560	2008	un521756.exe	29
PID 2008 wrote to memory of 560	2008	un521756.exe	29
PID 2008 wrote to memory of 760	2008	un521756.exe	30
PID 2008 wrote to memory of 760	2008	un521756.exe	30
PID 2008 wrote to memory of 760	2008	un521756.exe	30
PID 2008 wrote to memory of 760	2008	un521756.exe	30
PID 2008 wrote to memory of 760	2008	un521756.exe	30
PID 2008 wrote to memory of 760	2008	un521756.exe	30
PID 2008 wrote to memory of 760	2008	un521756.exe	30

C:\Users\Admin\AppData\Local\Temp\4a9964ce64991fc09f448b41cde9718f89ddb2926606acb89af7bee6db5fde49.exe
"C:\Users\Admin\AppData\Local\Temp\4a9964ce64991fc09f448b41cde9718f89ddb2926606acb89af7bee6db5fde49.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1776
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un521756.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un521756.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2008
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\28447187.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\28447187.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:560
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk118789.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk118789.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    PID:760

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\un521756.exe

Filesize
540KB

MD5
a401ffd9d7ca278dd26b462520314830

SHA1
bf33af5a945a539f2c193e337f83fdfb61d709f0

SHA256
d840760eca737c73c9d4457fe26ce1c263f7042400a5a75a3b35f00ee4e29993

SHA512
dfdf0de707e6b2c89d4d984482720693ed9484f6f9ea773dbca1386994243335900523387c9c7a816f4d43ec0b25f8f0182a70e756729d7678fe60811b0ba28d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un521756.exe

Filesize
540KB

MD5
a401ffd9d7ca278dd26b462520314830

SHA1
bf33af5a945a539f2c193e337f83fdfb61d709f0

SHA256
d840760eca737c73c9d4457fe26ce1c263f7042400a5a75a3b35f00ee4e29993

SHA512
dfdf0de707e6b2c89d4d984482720693ed9484f6f9ea773dbca1386994243335900523387c9c7a816f4d43ec0b25f8f0182a70e756729d7678fe60811b0ba28d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\28447187.exe

Filesize
258KB

MD5
cb65c38fe4279c89c930c94c29490abf

SHA1
d32d92d1ecf943c37c651453fdf5c744cdcdf993

SHA256
be53e584b91963f75ba9d3d42122927e06433e618f9b7bcb494b88a901cfdead

SHA512
4035fcbbf3d580a132af9278a9709ddc3c823fe4dbcd8809779050c0a45d9d057e1913928caa7ea7282cbb5b75edd3ee7771b8fe52f9679285bd063afa119f1b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\28447187.exe

Filesize
258KB

MD5
cb65c38fe4279c89c930c94c29490abf

SHA1
d32d92d1ecf943c37c651453fdf5c744cdcdf993

SHA256
be53e584b91963f75ba9d3d42122927e06433e618f9b7bcb494b88a901cfdead

SHA512
4035fcbbf3d580a132af9278a9709ddc3c823fe4dbcd8809779050c0a45d9d057e1913928caa7ea7282cbb5b75edd3ee7771b8fe52f9679285bd063afa119f1b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\28447187.exe

Filesize
258KB

MD5
cb65c38fe4279c89c930c94c29490abf

SHA1
d32d92d1ecf943c37c651453fdf5c744cdcdf993

SHA256
be53e584b91963f75ba9d3d42122927e06433e618f9b7bcb494b88a901cfdead

SHA512
4035fcbbf3d580a132af9278a9709ddc3c823fe4dbcd8809779050c0a45d9d057e1913928caa7ea7282cbb5b75edd3ee7771b8fe52f9679285bd063afa119f1b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk118789.exe

Filesize
341KB

MD5
22d7584b5a8e2a45ff8becc2f03f17ea

SHA1
f61a6f926b9bce8f1967566eefdbcc6d4efaae8c

SHA256
9835ba9afa01c31813a93ea34b22aae05750d74c13cdcc9288f862005fac1545

SHA512
b434c5969c51061ce26164720b886d61aaf5435d0222c4da3bb2ac45e1e9166b6e1974d2490048ec523ae36c9d7fa53db5606b8de6d51d45b0085d1f9b2b6875

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk118789.exe

Filesize
341KB

MD5
22d7584b5a8e2a45ff8becc2f03f17ea

SHA1
f61a6f926b9bce8f1967566eefdbcc6d4efaae8c

SHA256
9835ba9afa01c31813a93ea34b22aae05750d74c13cdcc9288f862005fac1545

SHA512
b434c5969c51061ce26164720b886d61aaf5435d0222c4da3bb2ac45e1e9166b6e1974d2490048ec523ae36c9d7fa53db5606b8de6d51d45b0085d1f9b2b6875

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk118789.exe

Filesize
341KB

MD5
22d7584b5a8e2a45ff8becc2f03f17ea

SHA1
f61a6f926b9bce8f1967566eefdbcc6d4efaae8c

SHA256
9835ba9afa01c31813a93ea34b22aae05750d74c13cdcc9288f862005fac1545

SHA512
b434c5969c51061ce26164720b886d61aaf5435d0222c4da3bb2ac45e1e9166b6e1974d2490048ec523ae36c9d7fa53db5606b8de6d51d45b0085d1f9b2b6875

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un521756.exe

Filesize
540KB

MD5
a401ffd9d7ca278dd26b462520314830

SHA1
bf33af5a945a539f2c193e337f83fdfb61d709f0

SHA256
d840760eca737c73c9d4457fe26ce1c263f7042400a5a75a3b35f00ee4e29993

SHA512
dfdf0de707e6b2c89d4d984482720693ed9484f6f9ea773dbca1386994243335900523387c9c7a816f4d43ec0b25f8f0182a70e756729d7678fe60811b0ba28d

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un521756.exe

Filesize
540KB

MD5
a401ffd9d7ca278dd26b462520314830

SHA1
bf33af5a945a539f2c193e337f83fdfb61d709f0

SHA256
d840760eca737c73c9d4457fe26ce1c263f7042400a5a75a3b35f00ee4e29993

SHA512
dfdf0de707e6b2c89d4d984482720693ed9484f6f9ea773dbca1386994243335900523387c9c7a816f4d43ec0b25f8f0182a70e756729d7678fe60811b0ba28d

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\28447187.exe

Filesize
258KB

MD5
cb65c38fe4279c89c930c94c29490abf

SHA1
d32d92d1ecf943c37c651453fdf5c744cdcdf993

SHA256
be53e584b91963f75ba9d3d42122927e06433e618f9b7bcb494b88a901cfdead

SHA512
4035fcbbf3d580a132af9278a9709ddc3c823fe4dbcd8809779050c0a45d9d057e1913928caa7ea7282cbb5b75edd3ee7771b8fe52f9679285bd063afa119f1b

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\28447187.exe

Filesize
258KB

MD5
cb65c38fe4279c89c930c94c29490abf

SHA1
d32d92d1ecf943c37c651453fdf5c744cdcdf993

SHA256
be53e584b91963f75ba9d3d42122927e06433e618f9b7bcb494b88a901cfdead

SHA512
4035fcbbf3d580a132af9278a9709ddc3c823fe4dbcd8809779050c0a45d9d057e1913928caa7ea7282cbb5b75edd3ee7771b8fe52f9679285bd063afa119f1b

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\28447187.exe

Filesize
258KB

MD5
cb65c38fe4279c89c930c94c29490abf

SHA1
d32d92d1ecf943c37c651453fdf5c744cdcdf993

SHA256
be53e584b91963f75ba9d3d42122927e06433e618f9b7bcb494b88a901cfdead

SHA512
4035fcbbf3d580a132af9278a9709ddc3c823fe4dbcd8809779050c0a45d9d057e1913928caa7ea7282cbb5b75edd3ee7771b8fe52f9679285bd063afa119f1b

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk118789.exe

Filesize
341KB

MD5
22d7584b5a8e2a45ff8becc2f03f17ea

SHA1
f61a6f926b9bce8f1967566eefdbcc6d4efaae8c

SHA256
9835ba9afa01c31813a93ea34b22aae05750d74c13cdcc9288f862005fac1545

SHA512
b434c5969c51061ce26164720b886d61aaf5435d0222c4da3bb2ac45e1e9166b6e1974d2490048ec523ae36c9d7fa53db5606b8de6d51d45b0085d1f9b2b6875

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk118789.exe

Filesize
341KB

MD5
22d7584b5a8e2a45ff8becc2f03f17ea

SHA1
f61a6f926b9bce8f1967566eefdbcc6d4efaae8c

SHA256
9835ba9afa01c31813a93ea34b22aae05750d74c13cdcc9288f862005fac1545

SHA512
b434c5969c51061ce26164720b886d61aaf5435d0222c4da3bb2ac45e1e9166b6e1974d2490048ec523ae36c9d7fa53db5606b8de6d51d45b0085d1f9b2b6875

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk118789.exe

Filesize
341KB

MD5
22d7584b5a8e2a45ff8becc2f03f17ea

SHA1
f61a6f926b9bce8f1967566eefdbcc6d4efaae8c

SHA256
9835ba9afa01c31813a93ea34b22aae05750d74c13cdcc9288f862005fac1545

SHA512
b434c5969c51061ce26164720b886d61aaf5435d0222c4da3bb2ac45e1e9166b6e1974d2490048ec523ae36c9d7fa53db5606b8de6d51d45b0085d1f9b2b6875

Download Submit
memory/560-115-0x0000000007170000-0x00000000071B0000-memory.dmp

Filesize
256KB

Download
memory/560-78-0x0000000004670000-0x000000000468A000-memory.dmp

Filesize
104KB

Download
memory/560-93-0x0000000004A00000-0x0000000004A13000-memory.dmp

Filesize
76KB

Download
memory/560-91-0x0000000004A00000-0x0000000004A13000-memory.dmp

Filesize
76KB

Download
memory/560-97-0x0000000004A00000-0x0000000004A13000-memory.dmp

Filesize
76KB

Download
memory/560-95-0x0000000004A00000-0x0000000004A13000-memory.dmp

Filesize
76KB

Download
memory/560-101-0x0000000004A00000-0x0000000004A13000-memory.dmp

Filesize
76KB

Download
memory/560-107-0x0000000004A00000-0x0000000004A13000-memory.dmp

Filesize
76KB

Download
memory/560-105-0x0000000004A00000-0x0000000004A13000-memory.dmp

Filesize
76KB

Download
memory/560-103-0x0000000004A00000-0x0000000004A13000-memory.dmp

Filesize
76KB

Download
memory/560-99-0x0000000004A00000-0x0000000004A13000-memory.dmp

Filesize
76KB

Download
memory/560-108-0x0000000000290000-0x00000000002BD000-memory.dmp

Filesize
180KB

Download
memory/560-109-0x0000000007170000-0x00000000071B0000-memory.dmp

Filesize
256KB

Download
memory/560-110-0x0000000007170000-0x00000000071B0000-memory.dmp

Filesize
256KB

Download
memory/560-111-0x0000000007170000-0x00000000071B0000-memory.dmp

Filesize
256KB

Download
memory/560-112-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/560-89-0x0000000004A00000-0x0000000004A13000-memory.dmp

Filesize
76KB

Download
memory/560-113-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/560-83-0x0000000004A00000-0x0000000004A13000-memory.dmp

Filesize
76KB

Download
memory/560-85-0x0000000004A00000-0x0000000004A13000-memory.dmp

Filesize
76KB

Download
memory/560-81-0x0000000004A00000-0x0000000004A13000-memory.dmp

Filesize
76KB

Download
memory/560-80-0x0000000004A00000-0x0000000004A13000-memory.dmp

Filesize
76KB

Download
memory/560-79-0x0000000004A00000-0x0000000004A18000-memory.dmp

Filesize
96KB

Download
memory/560-87-0x0000000004A00000-0x0000000004A13000-memory.dmp

Filesize
76KB

Download
memory/760-147-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/760-135-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/760-128-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/760-129-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/760-131-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/760-133-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/760-145-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/760-137-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/760-139-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/760-143-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/760-127-0x00000000048D0000-0x000000000490A000-memory.dmp

Filesize
232KB

Download
memory/760-141-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/760-155-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/760-149-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/760-151-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/760-153-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/760-126-0x0000000004660000-0x000000000469C000-memory.dmp

Filesize
240KB

Download
memory/760-157-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/760-159-0x00000000048D0000-0x0000000004905000-memory.dmp

Filesize
212KB

Download
memory/760-368-0x0000000003040000-0x0000000003086000-memory.dmp

Filesize
280KB

Download
memory/760-370-0x0000000004610000-0x0000000004650000-memory.dmp

Filesize
256KB

Download
memory/760-922-0x0000000004610000-0x0000000004650000-memory.dmp

Filesize
256KB

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memory/760-925-0x0000000004610000-0x0000000004650000-memory.dmp

Filesize
256KB

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memory/760-926-0x0000000004610000-0x0000000004650000-memory.dmp

Filesize
256KB

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