58d62c948c70e31e781bccee4d73c2aec555970dba12b632385811c22ede739c

Analysis

max time kernel
180s
max time network
186s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
06/05/2023, 22:03

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General

Target

58d62c948c70e31e781bccee4d73c2aec555970dba12b632385811c22ede739c.exe
Size

752KB
MD5

99ee8afa485537280607d20dbe139f07
SHA1

e6e877476de2da086546655d6b06da1f2a3205ec
SHA256

58d62c948c70e31e781bccee4d73c2aec555970dba12b632385811c22ede739c
SHA512

f0d6ac8eb367a96fc8dab00532a27251ffbbe48973714afbf2b0b11b9446550a524785f25d77a0ef65baf37c7691e3610d378674e8988f1d52c204c8e5118dd6
SSDEEP

12288:ky90VBiOEoLrsPGyoXlyltkcS3Y/pZBxdlHFWJ6V+Zr:kymiO5LrsPAX0ltklo/vzfHuCSr

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\DisableOnAccessProtection = "1"	77577788.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	77577788.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	77577788.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	77577788.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	77577788.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	77577788.exe

Executes dropped EXE 3 IoCs

pid	Process
1048	un104011.exe
684	77577788.exe
1744	rk783733.exe

Loads dropped DLL 8 IoCs

pid	Process
1244	58d62c948c70e31e781bccee4d73c2aec555970dba12b632385811c22ede739c.exe
1048	un104011.exe
1048	un104011.exe
1048	un104011.exe
684	77577788.exe
1048	un104011.exe
1048	un104011.exe
1744	rk783733.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	77577788.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	77577788.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	58d62c948c70e31e781bccee4d73c2aec555970dba12b632385811c22ede739c.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\\\""	58d62c948c70e31e781bccee4d73c2aec555970dba12b632385811c22ede739c.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un104011.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\\\""	un104011.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
684	77577788.exe
684	77577788.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	684	77577788.exe
Token: SeDebugPrivilege	1744	rk783733.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1244 wrote to memory of 1048	1244	58d62c948c70e31e781bccee4d73c2aec555970dba12b632385811c22ede739c.exe	28
PID 1244 wrote to memory of 1048	1244	58d62c948c70e31e781bccee4d73c2aec555970dba12b632385811c22ede739c.exe	28
PID 1244 wrote to memory of 1048	1244	58d62c948c70e31e781bccee4d73c2aec555970dba12b632385811c22ede739c.exe	28
PID 1244 wrote to memory of 1048	1244	58d62c948c70e31e781bccee4d73c2aec555970dba12b632385811c22ede739c.exe	28
PID 1244 wrote to memory of 1048	1244	58d62c948c70e31e781bccee4d73c2aec555970dba12b632385811c22ede739c.exe	28
PID 1244 wrote to memory of 1048	1244	58d62c948c70e31e781bccee4d73c2aec555970dba12b632385811c22ede739c.exe	28
PID 1244 wrote to memory of 1048	1244	58d62c948c70e31e781bccee4d73c2aec555970dba12b632385811c22ede739c.exe	28
PID 1048 wrote to memory of 684	1048	un104011.exe	29
PID 1048 wrote to memory of 684	1048	un104011.exe	29
PID 1048 wrote to memory of 684	1048	un104011.exe	29
PID 1048 wrote to memory of 684	1048	un104011.exe	29
PID 1048 wrote to memory of 684	1048	un104011.exe	29
PID 1048 wrote to memory of 684	1048	un104011.exe	29
PID 1048 wrote to memory of 684	1048	un104011.exe	29
PID 1048 wrote to memory of 1744	1048	un104011.exe	30
PID 1048 wrote to memory of 1744	1048	un104011.exe	30
PID 1048 wrote to memory of 1744	1048	un104011.exe	30
PID 1048 wrote to memory of 1744	1048	un104011.exe	30
PID 1048 wrote to memory of 1744	1048	un104011.exe	30
PID 1048 wrote to memory of 1744	1048	un104011.exe	30
PID 1048 wrote to memory of 1744	1048	un104011.exe	30

C:\Users\Admin\AppData\Local\Temp\58d62c948c70e31e781bccee4d73c2aec555970dba12b632385811c22ede739c.exe
"C:\Users\Admin\AppData\Local\Temp\58d62c948c70e31e781bccee4d73c2aec555970dba12b632385811c22ede739c.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1244
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un104011.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un104011.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1048
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\77577788.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\77577788.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:684
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk783733.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk783733.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    PID:1744

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\un104011.exe

Filesize
598KB

MD5
3b660b062091c65f92e7a3f3088d203d

SHA1
7c1632312de2e76b12fa0232935486c68daf6804

SHA256
12095af73ea12641a302194f22e201127fa147f60c74ce66f07f87265f6663ea

SHA512
313ba7143561c2d1eb87707aceb1282e5f0f08af354439759011b40d06c95c980df994f611052a24722242f4696acea530b5fd09ee88979a94bea9f62bab27dc

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un104011.exe

Filesize
598KB

MD5
3b660b062091c65f92e7a3f3088d203d

SHA1
7c1632312de2e76b12fa0232935486c68daf6804

SHA256
12095af73ea12641a302194f22e201127fa147f60c74ce66f07f87265f6663ea

SHA512
313ba7143561c2d1eb87707aceb1282e5f0f08af354439759011b40d06c95c980df994f611052a24722242f4696acea530b5fd09ee88979a94bea9f62bab27dc

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\77577788.exe

Filesize
390KB

MD5
5804d95dbe128f91f5f37bf89913ed0f

SHA1
90f3fe3948eeb0ca112ea4f31f2aabec64a02ea8

SHA256
eed20595a049ed2ba4e120e8c86926f9240f2623e4416dcade1909dbee0c2a69

SHA512
c5a9b2d6f4ad2530e6fd8f64474acd1b7ee4b0bf32f4dedc7e2cee1cb1101b1eecdd8e353f4eb3cc397a5876614ae7d21f49eade20bf3c10aa7e48b38edd7297

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\77577788.exe

Filesize
390KB

MD5
5804d95dbe128f91f5f37bf89913ed0f

SHA1
90f3fe3948eeb0ca112ea4f31f2aabec64a02ea8

SHA256
eed20595a049ed2ba4e120e8c86926f9240f2623e4416dcade1909dbee0c2a69

SHA512
c5a9b2d6f4ad2530e6fd8f64474acd1b7ee4b0bf32f4dedc7e2cee1cb1101b1eecdd8e353f4eb3cc397a5876614ae7d21f49eade20bf3c10aa7e48b38edd7297

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\77577788.exe

Filesize
390KB

MD5
5804d95dbe128f91f5f37bf89913ed0f

SHA1
90f3fe3948eeb0ca112ea4f31f2aabec64a02ea8

SHA256
eed20595a049ed2ba4e120e8c86926f9240f2623e4416dcade1909dbee0c2a69

SHA512
c5a9b2d6f4ad2530e6fd8f64474acd1b7ee4b0bf32f4dedc7e2cee1cb1101b1eecdd8e353f4eb3cc397a5876614ae7d21f49eade20bf3c10aa7e48b38edd7297

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk783733.exe

Filesize
473KB

MD5
a891d85065206f2d71f7df8d8ee5d3ff

SHA1
9b331a4675df72eb3f78bd59d20b6f8e2ce32161

SHA256
0330d1c7cc9c516cdbd99658c4e451a95a3c286dafaf29c89ac442c5e4500d7e

SHA512
8e9bbd69e39bbd28fb93395e425245decc666f3f003cb527cb551267b8cb09f01d97d1bb4f4df0b83691cd3b91b961f55a6e231e55f0cce323968c450b27a594

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk783733.exe

Filesize
473KB

MD5
a891d85065206f2d71f7df8d8ee5d3ff

SHA1
9b331a4675df72eb3f78bd59d20b6f8e2ce32161

SHA256
0330d1c7cc9c516cdbd99658c4e451a95a3c286dafaf29c89ac442c5e4500d7e

SHA512
8e9bbd69e39bbd28fb93395e425245decc666f3f003cb527cb551267b8cb09f01d97d1bb4f4df0b83691cd3b91b961f55a6e231e55f0cce323968c450b27a594

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk783733.exe

Filesize
473KB

MD5
a891d85065206f2d71f7df8d8ee5d3ff

SHA1
9b331a4675df72eb3f78bd59d20b6f8e2ce32161

SHA256
0330d1c7cc9c516cdbd99658c4e451a95a3c286dafaf29c89ac442c5e4500d7e

SHA512
8e9bbd69e39bbd28fb93395e425245decc666f3f003cb527cb551267b8cb09f01d97d1bb4f4df0b83691cd3b91b961f55a6e231e55f0cce323968c450b27a594

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un104011.exe

Filesize
598KB

MD5
3b660b062091c65f92e7a3f3088d203d

SHA1
7c1632312de2e76b12fa0232935486c68daf6804

SHA256
12095af73ea12641a302194f22e201127fa147f60c74ce66f07f87265f6663ea

SHA512
313ba7143561c2d1eb87707aceb1282e5f0f08af354439759011b40d06c95c980df994f611052a24722242f4696acea530b5fd09ee88979a94bea9f62bab27dc

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un104011.exe

Filesize
598KB

MD5
3b660b062091c65f92e7a3f3088d203d

SHA1
7c1632312de2e76b12fa0232935486c68daf6804

SHA256
12095af73ea12641a302194f22e201127fa147f60c74ce66f07f87265f6663ea

SHA512
313ba7143561c2d1eb87707aceb1282e5f0f08af354439759011b40d06c95c980df994f611052a24722242f4696acea530b5fd09ee88979a94bea9f62bab27dc

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\77577788.exe

Filesize
390KB

MD5
5804d95dbe128f91f5f37bf89913ed0f

SHA1
90f3fe3948eeb0ca112ea4f31f2aabec64a02ea8

SHA256
eed20595a049ed2ba4e120e8c86926f9240f2623e4416dcade1909dbee0c2a69

SHA512
c5a9b2d6f4ad2530e6fd8f64474acd1b7ee4b0bf32f4dedc7e2cee1cb1101b1eecdd8e353f4eb3cc397a5876614ae7d21f49eade20bf3c10aa7e48b38edd7297

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\77577788.exe

Filesize
390KB

MD5
5804d95dbe128f91f5f37bf89913ed0f

SHA1
90f3fe3948eeb0ca112ea4f31f2aabec64a02ea8

SHA256
eed20595a049ed2ba4e120e8c86926f9240f2623e4416dcade1909dbee0c2a69

SHA512
c5a9b2d6f4ad2530e6fd8f64474acd1b7ee4b0bf32f4dedc7e2cee1cb1101b1eecdd8e353f4eb3cc397a5876614ae7d21f49eade20bf3c10aa7e48b38edd7297

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\77577788.exe

Filesize
390KB

MD5
5804d95dbe128f91f5f37bf89913ed0f

SHA1
90f3fe3948eeb0ca112ea4f31f2aabec64a02ea8

SHA256
eed20595a049ed2ba4e120e8c86926f9240f2623e4416dcade1909dbee0c2a69

SHA512
c5a9b2d6f4ad2530e6fd8f64474acd1b7ee4b0bf32f4dedc7e2cee1cb1101b1eecdd8e353f4eb3cc397a5876614ae7d21f49eade20bf3c10aa7e48b38edd7297

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk783733.exe

Filesize
473KB

MD5
a891d85065206f2d71f7df8d8ee5d3ff

SHA1
9b331a4675df72eb3f78bd59d20b6f8e2ce32161

SHA256
0330d1c7cc9c516cdbd99658c4e451a95a3c286dafaf29c89ac442c5e4500d7e

SHA512
8e9bbd69e39bbd28fb93395e425245decc666f3f003cb527cb551267b8cb09f01d97d1bb4f4df0b83691cd3b91b961f55a6e231e55f0cce323968c450b27a594

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk783733.exe

Filesize
473KB

MD5
a891d85065206f2d71f7df8d8ee5d3ff

SHA1
9b331a4675df72eb3f78bd59d20b6f8e2ce32161

SHA256
0330d1c7cc9c516cdbd99658c4e451a95a3c286dafaf29c89ac442c5e4500d7e

SHA512
8e9bbd69e39bbd28fb93395e425245decc666f3f003cb527cb551267b8cb09f01d97d1bb4f4df0b83691cd3b91b961f55a6e231e55f0cce323968c450b27a594

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk783733.exe

Filesize
473KB

MD5
a891d85065206f2d71f7df8d8ee5d3ff

SHA1
9b331a4675df72eb3f78bd59d20b6f8e2ce32161

SHA256
0330d1c7cc9c516cdbd99658c4e451a95a3c286dafaf29c89ac442c5e4500d7e

SHA512
8e9bbd69e39bbd28fb93395e425245decc666f3f003cb527cb551267b8cb09f01d97d1bb4f4df0b83691cd3b91b961f55a6e231e55f0cce323968c450b27a594

Download Submit
memory/684-87-0x00000000008C0000-0x00000000008D2000-memory.dmp

Filesize
72KB

Download
memory/684-91-0x00000000008C0000-0x00000000008D2000-memory.dmp

Filesize
72KB

Download
memory/684-89-0x00000000008C0000-0x00000000008D2000-memory.dmp

Filesize
72KB

Download
memory/684-94-0x0000000000290000-0x00000000002BD000-memory.dmp

Filesize
180KB

Download
memory/684-98-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

Filesize
256KB

Download
memory/684-97-0x00000000008C0000-0x00000000008D2000-memory.dmp

Filesize
72KB

Download
memory/684-96-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

Filesize
256KB

Download
memory/684-93-0x00000000008C0000-0x00000000008D2000-memory.dmp

Filesize
72KB

Download
memory/684-100-0x00000000008C0000-0x00000000008D2000-memory.dmp

Filesize
72KB

Download
memory/684-104-0x00000000008C0000-0x00000000008D2000-memory.dmp

Filesize
72KB

Download
memory/684-102-0x00000000008C0000-0x00000000008D2000-memory.dmp

Filesize
72KB

Download
memory/684-108-0x00000000008C0000-0x00000000008D2000-memory.dmp

Filesize
72KB

Download
memory/684-106-0x00000000008C0000-0x00000000008D2000-memory.dmp

Filesize
72KB

Download
memory/684-110-0x00000000008C0000-0x00000000008D2000-memory.dmp

Filesize
72KB

Download
memory/684-111-0x0000000000400000-0x0000000000807000-memory.dmp

Filesize
4.0MB

Download
memory/684-112-0x0000000000400000-0x0000000000807000-memory.dmp

Filesize
4.0MB

Download
memory/684-85-0x00000000008C0000-0x00000000008D2000-memory.dmp

Filesize
72KB

Download
memory/684-83-0x00000000008C0000-0x00000000008D2000-memory.dmp

Filesize
72KB

Download
memory/684-81-0x00000000008C0000-0x00000000008D2000-memory.dmp

Filesize
72KB

Download
memory/684-80-0x00000000008C0000-0x00000000008D2000-memory.dmp

Filesize
72KB

Download
memory/684-79-0x00000000008C0000-0x00000000008D8000-memory.dmp

Filesize
96KB

Download
memory/684-78-0x00000000003C0000-0x00000000003DA000-memory.dmp

Filesize
104KB

Download
memory/1744-124-0x0000000000F40000-0x0000000000F7A000-memory.dmp

Filesize
232KB

Download
memory/1744-146-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-125-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-126-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-128-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-132-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-134-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-130-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-136-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-138-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-140-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-142-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-144-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-123-0x0000000000F00000-0x0000000000F3C000-memory.dmp

Filesize
240KB

Download
memory/1744-148-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-150-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-154-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-152-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-156-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-158-0x0000000000F40000-0x0000000000F75000-memory.dmp

Filesize
212KB

Download
memory/1744-548-0x0000000000240000-0x0000000000286000-memory.dmp

Filesize
280KB

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memory/1744-550-0x0000000004F20000-0x0000000004F60000-memory.dmp

Filesize
256KB

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memory/1744-552-0x0000000004F20000-0x0000000004F60000-memory.dmp

Filesize
256KB

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memory/1744-920-0x0000000004F20000-0x0000000004F60000-memory.dmp

Filesize
256KB

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memory/1744-922-0x0000000004F20000-0x0000000004F60000-memory.dmp

Filesize
256KB

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memory/1744-924-0x0000000004F20000-0x0000000004F60000-memory.dmp

Filesize
256KB

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