55ebd196a5ee54ae60c5bcd39d74261f12bd98766fc044e0115d579e90d642a5

Analysis

max time kernel
150s
max time network
155s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
06/05/2023, 21:59

Sharing

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General

Target

55ebd196a5ee54ae60c5bcd39d74261f12bd98766fc044e0115d579e90d642a5.exe
Size

697KB
MD5

3826041290ee2b583baf2b1857913090
SHA1

fb111ff1db1398b95d159c9ade4ca02facac542e
SHA256

55ebd196a5ee54ae60c5bcd39d74261f12bd98766fc044e0115d579e90d642a5
SHA512

b473cb6901e94b6413edbd0c571b8d0f5ea0ae2dfa249dbbda3b2bf8d3c43d2ca36a62b77a8188c28f09f65504795a6c727f07006042b9288d0e61d3f61434de
SSDEEP

12288:Cy90002mXgf80N8LqDG6FJ+sN7s202wQsZRhuTHw0iDTe7WBAItVn/cPr5Rnw:Cyp02mXq8u8LyG6FJDN1RwHjABoe7WBz

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"	20999443.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	20999443.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	20999443.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	20999443.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	20999443.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	20999443.exe

Executes dropped EXE 3 IoCs

pid	Process
1688	un336907.exe
1020	20999443.exe
1684	rk828671.exe

Loads dropped DLL 8 IoCs

pid	Process
1376	55ebd196a5ee54ae60c5bcd39d74261f12bd98766fc044e0115d579e90d642a5.exe
1688	un336907.exe
1688	un336907.exe
1688	un336907.exe
1020	20999443.exe
1688	un336907.exe
1688	un336907.exe
1684	rk828671.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	20999443.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	20999443.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	55ebd196a5ee54ae60c5bcd39d74261f12bd98766fc044e0115d579e90d642a5.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\\\""	55ebd196a5ee54ae60c5bcd39d74261f12bd98766fc044e0115d579e90d642a5.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un336907.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\\\""	un336907.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1020	20999443.exe
1020	20999443.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1020	20999443.exe
Token: SeDebugPrivilege	1684	rk828671.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 1688	1376	55ebd196a5ee54ae60c5bcd39d74261f12bd98766fc044e0115d579e90d642a5.exe	27
PID 1376 wrote to memory of 1688	1376	55ebd196a5ee54ae60c5bcd39d74261f12bd98766fc044e0115d579e90d642a5.exe	27
PID 1376 wrote to memory of 1688	1376	55ebd196a5ee54ae60c5bcd39d74261f12bd98766fc044e0115d579e90d642a5.exe	27
PID 1376 wrote to memory of 1688	1376	55ebd196a5ee54ae60c5bcd39d74261f12bd98766fc044e0115d579e90d642a5.exe	27
PID 1376 wrote to memory of 1688	1376	55ebd196a5ee54ae60c5bcd39d74261f12bd98766fc044e0115d579e90d642a5.exe	27
PID 1376 wrote to memory of 1688	1376	55ebd196a5ee54ae60c5bcd39d74261f12bd98766fc044e0115d579e90d642a5.exe	27
PID 1376 wrote to memory of 1688	1376	55ebd196a5ee54ae60c5bcd39d74261f12bd98766fc044e0115d579e90d642a5.exe	27
PID 1688 wrote to memory of 1020	1688	un336907.exe	28
PID 1688 wrote to memory of 1020	1688	un336907.exe	28
PID 1688 wrote to memory of 1020	1688	un336907.exe	28
PID 1688 wrote to memory of 1020	1688	un336907.exe	28
PID 1688 wrote to memory of 1020	1688	un336907.exe	28
PID 1688 wrote to memory of 1020	1688	un336907.exe	28
PID 1688 wrote to memory of 1020	1688	un336907.exe	28
PID 1688 wrote to memory of 1684	1688	un336907.exe	29
PID 1688 wrote to memory of 1684	1688	un336907.exe	29
PID 1688 wrote to memory of 1684	1688	un336907.exe	29
PID 1688 wrote to memory of 1684	1688	un336907.exe	29
PID 1688 wrote to memory of 1684	1688	un336907.exe	29
PID 1688 wrote to memory of 1684	1688	un336907.exe	29
PID 1688 wrote to memory of 1684	1688	un336907.exe	29

C:\Users\Admin\AppData\Local\Temp\55ebd196a5ee54ae60c5bcd39d74261f12bd98766fc044e0115d579e90d642a5.exe
"C:\Users\Admin\AppData\Local\Temp\55ebd196a5ee54ae60c5bcd39d74261f12bd98766fc044e0115d579e90d642a5.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1376
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un336907.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un336907.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1688
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\20999443.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\20999443.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:1020
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk828671.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk828671.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    PID:1684

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\un336907.exe

Filesize
543KB

MD5
5780bfd95c8f9179fe22acbe1fcc4525

SHA1
9c33c9b24d3b7d413e653c61e6c06d478ad41307

SHA256
7a448d0110926d6a2f75c31b6dd0f8b38c5496d3e645f356ca529a13cf693258

SHA512
050465269a54bfa9bf7494f0611e3052e97ad81952d0cb04c5750beb5bec3b9a4ff3eaf1caa650ddd3403fa2d549e5c0febd544d250b4455b8443bdf41409520

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un336907.exe

Filesize
543KB

MD5
5780bfd95c8f9179fe22acbe1fcc4525

SHA1
9c33c9b24d3b7d413e653c61e6c06d478ad41307

SHA256
7a448d0110926d6a2f75c31b6dd0f8b38c5496d3e645f356ca529a13cf693258

SHA512
050465269a54bfa9bf7494f0611e3052e97ad81952d0cb04c5750beb5bec3b9a4ff3eaf1caa650ddd3403fa2d549e5c0febd544d250b4455b8443bdf41409520

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\20999443.exe

Filesize
264KB

MD5
6d5e171121db6500a7cf6400396e442d

SHA1
7a919f33ccb281c2b283f515eaef641df6c7cdbc

SHA256
330660e3cd5b80a85708b98b8645258260598037598cd9c9ef43c0c50489f057

SHA512
157fe128a5ba1080737a6ccc79424925eea1a85a72a018b51165cb25fb9acdc72e5ddea7c6c97761c3fdb9d8771d22ec72793db38cdecf8bde1b233d6a700734

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\20999443.exe

Filesize
264KB

MD5
6d5e171121db6500a7cf6400396e442d

SHA1
7a919f33ccb281c2b283f515eaef641df6c7cdbc

SHA256
330660e3cd5b80a85708b98b8645258260598037598cd9c9ef43c0c50489f057

SHA512
157fe128a5ba1080737a6ccc79424925eea1a85a72a018b51165cb25fb9acdc72e5ddea7c6c97761c3fdb9d8771d22ec72793db38cdecf8bde1b233d6a700734

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\20999443.exe

Filesize
264KB

MD5
6d5e171121db6500a7cf6400396e442d

SHA1
7a919f33ccb281c2b283f515eaef641df6c7cdbc

SHA256
330660e3cd5b80a85708b98b8645258260598037598cd9c9ef43c0c50489f057

SHA512
157fe128a5ba1080737a6ccc79424925eea1a85a72a018b51165cb25fb9acdc72e5ddea7c6c97761c3fdb9d8771d22ec72793db38cdecf8bde1b233d6a700734

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk828671.exe

Filesize
348KB

MD5
4fd6e7c377f39350f18e69ec478f1cc2

SHA1
4b29b8e9ae0c9b4f45b60e994037a23cc288a267

SHA256
91b2dd3796094ee26bd41ce01bf15633af5c40c7adcf85ecf70cc2381dc34c47

SHA512
37de523097fda684fc34770059f638bbd380ad0edb338dced5c2d891eb83ff8517e2fa8814b0c589a31e25b77304ca9a60643774f6570ee29d2f8ba9b66bb4ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk828671.exe

Filesize
348KB

MD5
4fd6e7c377f39350f18e69ec478f1cc2

SHA1
4b29b8e9ae0c9b4f45b60e994037a23cc288a267

SHA256
91b2dd3796094ee26bd41ce01bf15633af5c40c7adcf85ecf70cc2381dc34c47

SHA512
37de523097fda684fc34770059f638bbd380ad0edb338dced5c2d891eb83ff8517e2fa8814b0c589a31e25b77304ca9a60643774f6570ee29d2f8ba9b66bb4ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk828671.exe

Filesize
348KB

MD5
4fd6e7c377f39350f18e69ec478f1cc2

SHA1
4b29b8e9ae0c9b4f45b60e994037a23cc288a267

SHA256
91b2dd3796094ee26bd41ce01bf15633af5c40c7adcf85ecf70cc2381dc34c47

SHA512
37de523097fda684fc34770059f638bbd380ad0edb338dced5c2d891eb83ff8517e2fa8814b0c589a31e25b77304ca9a60643774f6570ee29d2f8ba9b66bb4ee

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un336907.exe

Filesize
543KB

MD5
5780bfd95c8f9179fe22acbe1fcc4525

SHA1
9c33c9b24d3b7d413e653c61e6c06d478ad41307

SHA256
7a448d0110926d6a2f75c31b6dd0f8b38c5496d3e645f356ca529a13cf693258

SHA512
050465269a54bfa9bf7494f0611e3052e97ad81952d0cb04c5750beb5bec3b9a4ff3eaf1caa650ddd3403fa2d549e5c0febd544d250b4455b8443bdf41409520

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\un336907.exe

Filesize
543KB

MD5
5780bfd95c8f9179fe22acbe1fcc4525

SHA1
9c33c9b24d3b7d413e653c61e6c06d478ad41307

SHA256
7a448d0110926d6a2f75c31b6dd0f8b38c5496d3e645f356ca529a13cf693258

SHA512
050465269a54bfa9bf7494f0611e3052e97ad81952d0cb04c5750beb5bec3b9a4ff3eaf1caa650ddd3403fa2d549e5c0febd544d250b4455b8443bdf41409520

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\20999443.exe

Filesize
264KB

MD5
6d5e171121db6500a7cf6400396e442d

SHA1
7a919f33ccb281c2b283f515eaef641df6c7cdbc

SHA256
330660e3cd5b80a85708b98b8645258260598037598cd9c9ef43c0c50489f057

SHA512
157fe128a5ba1080737a6ccc79424925eea1a85a72a018b51165cb25fb9acdc72e5ddea7c6c97761c3fdb9d8771d22ec72793db38cdecf8bde1b233d6a700734

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\20999443.exe

Filesize
264KB

MD5
6d5e171121db6500a7cf6400396e442d

SHA1
7a919f33ccb281c2b283f515eaef641df6c7cdbc

SHA256
330660e3cd5b80a85708b98b8645258260598037598cd9c9ef43c0c50489f057

SHA512
157fe128a5ba1080737a6ccc79424925eea1a85a72a018b51165cb25fb9acdc72e5ddea7c6c97761c3fdb9d8771d22ec72793db38cdecf8bde1b233d6a700734

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\20999443.exe

Filesize
264KB

MD5
6d5e171121db6500a7cf6400396e442d

SHA1
7a919f33ccb281c2b283f515eaef641df6c7cdbc

SHA256
330660e3cd5b80a85708b98b8645258260598037598cd9c9ef43c0c50489f057

SHA512
157fe128a5ba1080737a6ccc79424925eea1a85a72a018b51165cb25fb9acdc72e5ddea7c6c97761c3fdb9d8771d22ec72793db38cdecf8bde1b233d6a700734

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk828671.exe

Filesize
348KB

MD5
4fd6e7c377f39350f18e69ec478f1cc2

SHA1
4b29b8e9ae0c9b4f45b60e994037a23cc288a267

SHA256
91b2dd3796094ee26bd41ce01bf15633af5c40c7adcf85ecf70cc2381dc34c47

SHA512
37de523097fda684fc34770059f638bbd380ad0edb338dced5c2d891eb83ff8517e2fa8814b0c589a31e25b77304ca9a60643774f6570ee29d2f8ba9b66bb4ee

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk828671.exe

Filesize
348KB

MD5
4fd6e7c377f39350f18e69ec478f1cc2

SHA1
4b29b8e9ae0c9b4f45b60e994037a23cc288a267

SHA256
91b2dd3796094ee26bd41ce01bf15633af5c40c7adcf85ecf70cc2381dc34c47

SHA512
37de523097fda684fc34770059f638bbd380ad0edb338dced5c2d891eb83ff8517e2fa8814b0c589a31e25b77304ca9a60643774f6570ee29d2f8ba9b66bb4ee

Download Submit
\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk828671.exe

Filesize
348KB

MD5
4fd6e7c377f39350f18e69ec478f1cc2

SHA1
4b29b8e9ae0c9b4f45b60e994037a23cc288a267

SHA256
91b2dd3796094ee26bd41ce01bf15633af5c40c7adcf85ecf70cc2381dc34c47

SHA512
37de523097fda684fc34770059f638bbd380ad0edb338dced5c2d891eb83ff8517e2fa8814b0c589a31e25b77304ca9a60643774f6570ee29d2f8ba9b66bb4ee

Download Submit
memory/1020-110-0x0000000000400000-0x0000000002B9D000-memory.dmp

Filesize
39.6MB

Download
memory/1020-87-0x0000000002C20000-0x0000000002C33000-memory.dmp

Filesize
76KB

Download
memory/1020-89-0x0000000002C20000-0x0000000002C33000-memory.dmp

Filesize
76KB

Download
memory/1020-91-0x0000000002C20000-0x0000000002C33000-memory.dmp

Filesize
76KB

Download
memory/1020-95-0x0000000002C20000-0x0000000002C33000-memory.dmp

Filesize
76KB

Download
memory/1020-93-0x0000000002C20000-0x0000000002C33000-memory.dmp

Filesize
76KB

Download
memory/1020-99-0x0000000002C20000-0x0000000002C33000-memory.dmp

Filesize
76KB

Download
memory/1020-97-0x0000000002C20000-0x0000000002C33000-memory.dmp

Filesize
76KB

Download
memory/1020-103-0x0000000002C20000-0x0000000002C33000-memory.dmp

Filesize
76KB

Download
memory/1020-101-0x0000000002C20000-0x0000000002C33000-memory.dmp

Filesize
76KB

Download
memory/1020-109-0x0000000002C20000-0x0000000002C33000-memory.dmp

Filesize
76KB

Download
memory/1020-107-0x0000000002C20000-0x0000000002C33000-memory.dmp

Filesize
76KB

Download
memory/1020-105-0x0000000002C20000-0x0000000002C33000-memory.dmp

Filesize
76KB

Download
memory/1020-85-0x0000000002C20000-0x0000000002C33000-memory.dmp

Filesize
76KB

Download
memory/1020-112-0x0000000000400000-0x0000000002B9D000-memory.dmp

Filesize
39.6MB

Download
memory/1020-83-0x0000000002C20000-0x0000000002C33000-memory.dmp

Filesize
76KB

Download
memory/1020-82-0x0000000002C20000-0x0000000002C33000-memory.dmp

Filesize
76KB

Download
memory/1020-81-0x0000000002C20000-0x0000000002C38000-memory.dmp

Filesize
96KB

Download
memory/1020-80-0x00000000072A0000-0x00000000072E0000-memory.dmp

Filesize
256KB

Download
memory/1020-79-0x00000000003A0000-0x00000000003BA000-memory.dmp

Filesize
104KB

Download
memory/1020-78-0x0000000000240000-0x000000000026D000-memory.dmp

Filesize
180KB

Download
memory/1684-125-0x0000000004940000-0x0000000004975000-memory.dmp

Filesize
212KB

Download
memory/1684-146-0x0000000004940000-0x0000000004975000-memory.dmp

Filesize
212KB

Download
memory/1684-123-0x0000000004900000-0x000000000493C000-memory.dmp

Filesize
240KB

Download
memory/1684-126-0x0000000004940000-0x0000000004975000-memory.dmp

Filesize
212KB

Download
memory/1684-128-0x0000000004940000-0x0000000004975000-memory.dmp

Filesize
212KB

Download
memory/1684-130-0x0000000004940000-0x0000000004975000-memory.dmp

Filesize
212KB

Download
memory/1684-132-0x0000000004940000-0x0000000004975000-memory.dmp

Filesize
212KB

Download
memory/1684-134-0x0000000004940000-0x0000000004975000-memory.dmp

Filesize
212KB

Download
memory/1684-136-0x0000000004940000-0x0000000004975000-memory.dmp

Filesize
212KB

Download
memory/1684-138-0x0000000004940000-0x0000000004975000-memory.dmp

Filesize
212KB

Download
memory/1684-140-0x0000000004940000-0x0000000004975000-memory.dmp

Filesize
212KB

Download
memory/1684-142-0x0000000004940000-0x0000000004975000-memory.dmp

Filesize
212KB

Download
memory/1684-144-0x0000000004940000-0x0000000004975000-memory.dmp

Filesize
212KB

Download
memory/1684-124-0x0000000004940000-0x000000000497A000-memory.dmp

Filesize
232KB

Download
memory/1684-148-0x0000000004940000-0x0000000004975000-memory.dmp

Filesize
212KB

Download
memory/1684-150-0x0000000004940000-0x0000000004975000-memory.dmp

Filesize
212KB

Download
memory/1684-152-0x0000000004940000-0x0000000004975000-memory.dmp

Filesize
212KB

Download
memory/1684-154-0x0000000004940000-0x0000000004975000-memory.dmp

Filesize
212KB

Download
memory/1684-156-0x0000000004940000-0x0000000004975000-memory.dmp

Filesize
212KB

Download
memory/1684-160-0x0000000000250000-0x0000000000296000-memory.dmp

Filesize
280KB

Download
memory/1684-162-0x00000000049A0000-0x00000000049E0000-memory.dmp

Filesize
256KB

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memory/1684-164-0x00000000049A0000-0x00000000049E0000-memory.dmp

Filesize
256KB

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memory/1684-166-0x00000000049A0000-0x00000000049E0000-memory.dmp

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256KB

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memory/1684-921-0x00000000049A0000-0x00000000049E0000-memory.dmp

Filesize
256KB

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memory/1684-924-0x00000000049A0000-0x00000000049E0000-memory.dmp

Filesize
256KB

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