01ef559f8cd208bde7d0e2bef98f305d8d31d45dc57d4dd949e97039bcc61273

Analysis

max time kernel
147s
max time network
158s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
06/05/2023, 20:11

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General

Target

01ef559f8cd208bde7d0e2bef98f305d8d31d45dc57d4dd949e97039bcc61273.exe
Size

693KB
MD5

6e07bcda708771866c5a231da0743c9d
SHA1

72c686c8d62942905424c941cd6a6cfe207eaf60
SHA256

01ef559f8cd208bde7d0e2bef98f305d8d31d45dc57d4dd949e97039bcc61273
SHA512

f304375d45e7dbcda3a3ae34225457cb6c04fc1fe481bbc0efcfb36d88451af2556ef9c4e5e1825eadf96681624c5227a07401441223695ef67dd21b91d17f17
SSDEEP

12288:5y90pka9dsvKrW4jU1okP4UaYjgFGiklGl0hEz7w85GCJM0ILw:5y/Gbi4j3LAhikkShs76CJM3w

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\DisableIOAVProtection = "1"	59831416.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	59831416.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	59831416.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	59831416.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	59831416.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	59831416.exe

Executes dropped EXE 3 IoCs

pid	Process
948	un200039.exe
1008	59831416.exe
1104	rk620102.exe

Loads dropped DLL 8 IoCs

pid	Process
1320	01ef559f8cd208bde7d0e2bef98f305d8d31d45dc57d4dd949e97039bcc61273.exe
948	un200039.exe
948	un200039.exe
948	un200039.exe
1008	59831416.exe
948	un200039.exe
948	un200039.exe
1104	rk620102.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	59831416.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	59831416.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	01ef559f8cd208bde7d0e2bef98f305d8d31d45dc57d4dd949e97039bcc61273.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\\\""	01ef559f8cd208bde7d0e2bef98f305d8d31d45dc57d4dd949e97039bcc61273.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un200039.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\\\""	un200039.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1008	59831416.exe
1008	59831416.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1008	59831416.exe
Token: SeDebugPrivilege	1104	rk620102.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1320 wrote to memory of 948	1320	01ef559f8cd208bde7d0e2bef98f305d8d31d45dc57d4dd949e97039bcc61273.exe	27
PID 1320 wrote to memory of 948	1320	01ef559f8cd208bde7d0e2bef98f305d8d31d45dc57d4dd949e97039bcc61273.exe	27
PID 1320 wrote to memory of 948	1320	01ef559f8cd208bde7d0e2bef98f305d8d31d45dc57d4dd949e97039bcc61273.exe	27
PID 1320 wrote to memory of 948	1320	01ef559f8cd208bde7d0e2bef98f305d8d31d45dc57d4dd949e97039bcc61273.exe	27
PID 1320 wrote to memory of 948	1320	01ef559f8cd208bde7d0e2bef98f305d8d31d45dc57d4dd949e97039bcc61273.exe	27
PID 1320 wrote to memory of 948	1320	01ef559f8cd208bde7d0e2bef98f305d8d31d45dc57d4dd949e97039bcc61273.exe	27
PID 1320 wrote to memory of 948	1320	01ef559f8cd208bde7d0e2bef98f305d8d31d45dc57d4dd949e97039bcc61273.exe	27
PID 948 wrote to memory of 1008	948	un200039.exe	28
PID 948 wrote to memory of 1008	948	un200039.exe	28
PID 948 wrote to memory of 1008	948	un200039.exe	28
PID 948 wrote to memory of 1008	948	un200039.exe	28
PID 948 wrote to memory of 1008	948	un200039.exe	28
PID 948 wrote to memory of 1008	948	un200039.exe	28
PID 948 wrote to memory of 1008	948	un200039.exe	28
PID 948 wrote to memory of 1104	948	un200039.exe	29
PID 948 wrote to memory of 1104	948	un200039.exe	29
PID 948 wrote to memory of 1104	948	un200039.exe	29
PID 948 wrote to memory of 1104	948	un200039.exe	29
PID 948 wrote to memory of 1104	948	un200039.exe	29
PID 948 wrote to memory of 1104	948	un200039.exe	29
PID 948 wrote to memory of 1104	948	un200039.exe	29

C:\Users\Admin\AppData\Local\Temp\01ef559f8cd208bde7d0e2bef98f305d8d31d45dc57d4dd949e97039bcc61273.exe
"C:\Users\Admin\AppData\Local\Temp\01ef559f8cd208bde7d0e2bef98f305d8d31d45dc57d4dd949e97039bcc61273.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1320
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un200039.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un200039.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:948
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\59831416.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\59831416.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:1008
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk620102.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk620102.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    PID:1104

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\un200039.exe

Filesize
540KB

MD5
99d6629b0379ef6d0e7249eddef1961c

SHA1
37538dd1207aec27932436acd8da5464d383ba72

SHA256
d4b4dc98057c5e71a675e7d12766ce1cf5f26c6d77de337331262dcc0a080242

SHA512
9727d3f263030ea507e6ae3a1cea3b8dcc2cb2076ca88d6d60c75d687e35ec2ffcfc5d0b4338876f88c0d60a3f69d30731e167fb6012fe6ae7e7d4fba8f65827

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un200039.exe

Filesize
540KB

MD5
99d6629b0379ef6d0e7249eddef1961c

SHA1
37538dd1207aec27932436acd8da5464d383ba72

SHA256
d4b4dc98057c5e71a675e7d12766ce1cf5f26c6d77de337331262dcc0a080242

SHA512
9727d3f263030ea507e6ae3a1cea3b8dcc2cb2076ca88d6d60c75d687e35ec2ffcfc5d0b4338876f88c0d60a3f69d30731e167fb6012fe6ae7e7d4fba8f65827

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\59831416.exe

Filesize
258KB

MD5
a38885d42e67fa4cc4de6e2846e470c6

SHA1
212f2cc450ae241ddfc788a39d1cc4dbb5f36058

SHA256
78bd8b93e362851e3a7b71b59b6af16c9bda76efb8f58de7dd29072542b32f84

SHA512
bf98dd8579b1e1becf2b5925ff0543012d31b983069580be32c74b9d8ec105aee300588ea956417325664e62f69c2f5a7e2d75b10920f7272c6d93af5e5d5f66

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\59831416.exe

Filesize
258KB

MD5
a38885d42e67fa4cc4de6e2846e470c6

SHA1
212f2cc450ae241ddfc788a39d1cc4dbb5f36058

SHA256
78bd8b93e362851e3a7b71b59b6af16c9bda76efb8f58de7dd29072542b32f84

SHA512
bf98dd8579b1e1becf2b5925ff0543012d31b983069580be32c74b9d8ec105aee300588ea956417325664e62f69c2f5a7e2d75b10920f7272c6d93af5e5d5f66

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\59831416.exe

Filesize
258KB

MD5
a38885d42e67fa4cc4de6e2846e470c6

SHA1
212f2cc450ae241ddfc788a39d1cc4dbb5f36058

SHA256
78bd8b93e362851e3a7b71b59b6af16c9bda76efb8f58de7dd29072542b32f84

SHA512
bf98dd8579b1e1becf2b5925ff0543012d31b983069580be32c74b9d8ec105aee300588ea956417325664e62f69c2f5a7e2d75b10920f7272c6d93af5e5d5f66

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk620102.exe

Filesize
340KB

MD5
c7798df9aae71fd6a37cb88e36640697

SHA1
c446b0d8d37bd7988d0f7a84c4e65f850ac57993

SHA256
9ea26fd4f850e60f478ca684d0d456d845b4e319429ee77a70b512308dbab1cf

SHA512
709fd02cd860c06f35e6d803b2b8ed76dbeeff4b010595bb4b534572d35dfde383ccff1cafa18953c2953016b4ff8396fc45d75fe4f23325d28147600b5d720a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk620102.exe

Filesize
340KB

MD5
c7798df9aae71fd6a37cb88e36640697

SHA1
c446b0d8d37bd7988d0f7a84c4e65f850ac57993

SHA256
9ea26fd4f850e60f478ca684d0d456d845b4e319429ee77a70b512308dbab1cf

SHA512
709fd02cd860c06f35e6d803b2b8ed76dbeeff4b010595bb4b534572d35dfde383ccff1cafa18953c2953016b4ff8396fc45d75fe4f23325d28147600b5d720a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk620102.exe

Filesize
340KB

MD5
c7798df9aae71fd6a37cb88e36640697

SHA1
c446b0d8d37bd7988d0f7a84c4e65f850ac57993

SHA256
9ea26fd4f850e60f478ca684d0d456d845b4e319429ee77a70b512308dbab1cf

SHA512
709fd02cd860c06f35e6d803b2b8ed76dbeeff4b010595bb4b534572d35dfde383ccff1cafa18953c2953016b4ff8396fc45d75fe4f23325d28147600b5d720a

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un200039.exe

Filesize
540KB

MD5
99d6629b0379ef6d0e7249eddef1961c

SHA1
37538dd1207aec27932436acd8da5464d383ba72

SHA256
d4b4dc98057c5e71a675e7d12766ce1cf5f26c6d77de337331262dcc0a080242

SHA512
9727d3f263030ea507e6ae3a1cea3b8dcc2cb2076ca88d6d60c75d687e35ec2ffcfc5d0b4338876f88c0d60a3f69d30731e167fb6012fe6ae7e7d4fba8f65827

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un200039.exe

Filesize
540KB

MD5
99d6629b0379ef6d0e7249eddef1961c

SHA1
37538dd1207aec27932436acd8da5464d383ba72

SHA256
d4b4dc98057c5e71a675e7d12766ce1cf5f26c6d77de337331262dcc0a080242

SHA512
9727d3f263030ea507e6ae3a1cea3b8dcc2cb2076ca88d6d60c75d687e35ec2ffcfc5d0b4338876f88c0d60a3f69d30731e167fb6012fe6ae7e7d4fba8f65827

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\59831416.exe

Filesize
258KB

MD5
a38885d42e67fa4cc4de6e2846e470c6

SHA1
212f2cc450ae241ddfc788a39d1cc4dbb5f36058

SHA256
78bd8b93e362851e3a7b71b59b6af16c9bda76efb8f58de7dd29072542b32f84

SHA512
bf98dd8579b1e1becf2b5925ff0543012d31b983069580be32c74b9d8ec105aee300588ea956417325664e62f69c2f5a7e2d75b10920f7272c6d93af5e5d5f66

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\59831416.exe

Filesize
258KB

MD5
a38885d42e67fa4cc4de6e2846e470c6

SHA1
212f2cc450ae241ddfc788a39d1cc4dbb5f36058

SHA256
78bd8b93e362851e3a7b71b59b6af16c9bda76efb8f58de7dd29072542b32f84

SHA512
bf98dd8579b1e1becf2b5925ff0543012d31b983069580be32c74b9d8ec105aee300588ea956417325664e62f69c2f5a7e2d75b10920f7272c6d93af5e5d5f66

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\59831416.exe

Filesize
258KB

MD5
a38885d42e67fa4cc4de6e2846e470c6

SHA1
212f2cc450ae241ddfc788a39d1cc4dbb5f36058

SHA256
78bd8b93e362851e3a7b71b59b6af16c9bda76efb8f58de7dd29072542b32f84

SHA512
bf98dd8579b1e1becf2b5925ff0543012d31b983069580be32c74b9d8ec105aee300588ea956417325664e62f69c2f5a7e2d75b10920f7272c6d93af5e5d5f66

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk620102.exe

Filesize
340KB

MD5
c7798df9aae71fd6a37cb88e36640697

SHA1
c446b0d8d37bd7988d0f7a84c4e65f850ac57993

SHA256
9ea26fd4f850e60f478ca684d0d456d845b4e319429ee77a70b512308dbab1cf

SHA512
709fd02cd860c06f35e6d803b2b8ed76dbeeff4b010595bb4b534572d35dfde383ccff1cafa18953c2953016b4ff8396fc45d75fe4f23325d28147600b5d720a

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk620102.exe

Filesize
340KB

MD5
c7798df9aae71fd6a37cb88e36640697

SHA1
c446b0d8d37bd7988d0f7a84c4e65f850ac57993

SHA256
9ea26fd4f850e60f478ca684d0d456d845b4e319429ee77a70b512308dbab1cf

SHA512
709fd02cd860c06f35e6d803b2b8ed76dbeeff4b010595bb4b534572d35dfde383ccff1cafa18953c2953016b4ff8396fc45d75fe4f23325d28147600b5d720a

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk620102.exe

Filesize
340KB

MD5
c7798df9aae71fd6a37cb88e36640697

SHA1
c446b0d8d37bd7988d0f7a84c4e65f850ac57993

SHA256
9ea26fd4f850e60f478ca684d0d456d845b4e319429ee77a70b512308dbab1cf

SHA512
709fd02cd860c06f35e6d803b2b8ed76dbeeff4b010595bb4b534572d35dfde383ccff1cafa18953c2953016b4ff8396fc45d75fe4f23325d28147600b5d720a

Download Submit
memory/1008-104-0x0000000004760000-0x0000000004773000-memory.dmp

Filesize
76KB

Download
memory/1008-86-0x0000000004760000-0x0000000004773000-memory.dmp

Filesize
76KB

Download
memory/1008-88-0x0000000004760000-0x0000000004773000-memory.dmp

Filesize
76KB

Download
memory/1008-90-0x0000000004760000-0x0000000004773000-memory.dmp

Filesize
76KB

Download
memory/1008-92-0x0000000004760000-0x0000000004773000-memory.dmp

Filesize
76KB

Download
memory/1008-94-0x0000000004760000-0x0000000004773000-memory.dmp

Filesize
76KB

Download
memory/1008-96-0x0000000004760000-0x0000000004773000-memory.dmp

Filesize
76KB

Download
memory/1008-98-0x0000000004760000-0x0000000004773000-memory.dmp

Filesize
76KB

Download
memory/1008-102-0x0000000004760000-0x0000000004773000-memory.dmp

Filesize
76KB

Download
memory/1008-100-0x0000000004760000-0x0000000004773000-memory.dmp

Filesize
76KB

Download
memory/1008-106-0x0000000004760000-0x0000000004773000-memory.dmp

Filesize
76KB

Download
memory/1008-112-0x0000000004760000-0x0000000004773000-memory.dmp

Filesize
76KB

Download
memory/1008-110-0x0000000004760000-0x0000000004773000-memory.dmp

Filesize
76KB

Download
memory/1008-108-0x0000000004760000-0x0000000004773000-memory.dmp

Filesize
76KB

Download
memory/1008-85-0x0000000004760000-0x0000000004773000-memory.dmp

Filesize
76KB

Download
memory/1008-114-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/1008-83-0x0000000004760000-0x0000000004778000-memory.dmp

Filesize
96KB

Download
memory/1008-82-0x0000000007270000-0x00000000072B0000-memory.dmp

Filesize
256KB

Download
memory/1008-81-0x0000000007270000-0x00000000072B0000-memory.dmp

Filesize
256KB

Download
memory/1008-80-0x00000000003D0000-0x00000000003EA000-memory.dmp

Filesize
104KB

Download
memory/1008-79-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/1008-78-0x0000000000240000-0x000000000026D000-memory.dmp

Filesize
180KB

Download
memory/1104-126-0x0000000004710000-0x000000000474A000-memory.dmp

Filesize
232KB

Download
memory/1104-144-0x0000000004710000-0x0000000004745000-memory.dmp

Filesize
212KB

Download
memory/1104-127-0x0000000004710000-0x0000000004745000-memory.dmp

Filesize
212KB

Download
memory/1104-128-0x0000000004710000-0x0000000004745000-memory.dmp

Filesize
212KB

Download
memory/1104-130-0x0000000004710000-0x0000000004745000-memory.dmp

Filesize
212KB

Download
memory/1104-132-0x0000000004710000-0x0000000004745000-memory.dmp

Filesize
212KB

Download
memory/1104-134-0x0000000004710000-0x0000000004745000-memory.dmp

Filesize
212KB

Download
memory/1104-136-0x0000000004710000-0x0000000004745000-memory.dmp

Filesize
212KB

Download
memory/1104-138-0x0000000004710000-0x0000000004745000-memory.dmp

Filesize
212KB

Download
memory/1104-140-0x0000000004710000-0x0000000004745000-memory.dmp

Filesize
212KB

Download
memory/1104-142-0x0000000004710000-0x0000000004745000-memory.dmp

Filesize
212KB

Download
memory/1104-125-0x00000000046C0000-0x00000000046FC000-memory.dmp

Filesize
240KB

Download
memory/1104-146-0x0000000004710000-0x0000000004745000-memory.dmp

Filesize
212KB

Download
memory/1104-148-0x0000000004710000-0x0000000004745000-memory.dmp

Filesize
212KB

Download
memory/1104-150-0x0000000004710000-0x0000000004745000-memory.dmp

Filesize
212KB

Download
memory/1104-152-0x0000000004710000-0x0000000004745000-memory.dmp

Filesize
212KB

Download
memory/1104-154-0x0000000004710000-0x0000000004745000-memory.dmp

Filesize
212KB

Download
memory/1104-156-0x0000000004710000-0x0000000004745000-memory.dmp

Filesize
212KB

Download
memory/1104-158-0x0000000004710000-0x0000000004745000-memory.dmp

Filesize
212KB

Download
memory/1104-588-0x0000000002FB0000-0x0000000002FF6000-memory.dmp

Filesize
280KB

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memory/1104-590-0x0000000007260000-0x00000000072A0000-memory.dmp

Filesize
256KB

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memory/1104-592-0x0000000007260000-0x00000000072A0000-memory.dmp

Filesize
256KB

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memory/1104-922-0x0000000007260000-0x00000000072A0000-memory.dmp

Filesize
256KB

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memory/1104-925-0x0000000007260000-0x00000000072A0000-memory.dmp

Filesize
256KB

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