4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec

Analysis

max time kernel
101s
max time network
109s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
29/11/2022, 09:15

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General

Target

4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
Size

846KB
MD5

6edcedb37a7430c85e0899fe50da8d40
SHA1

dcf0296a6106294af96e5f914c173aa664d0fb96
SHA256

4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec
SHA512

b68c0531ac3cdb9bedafe235ff0fde2f14080a6d1038749fa4a75bf512e40fe016f5589f7bec751588f1d5616f1f2600ccc362a53aadf6d4f217cc928ca5f3c7
SSDEEP

6144:jPavkfCnpdseVsDL5jxgcYORITHGi2oBsj:jPaxpyeVsf5SczOp2oB2

Score

8^/10

persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\34294 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\mseiviaxq.exe"	svchost.exe

Executes dropped EXE 3 IoCs

pid	Process
52608	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
52708	msiexec.exe
58488	msiexec.exe

Loads dropped DLL 9 IoCs

pid	Process
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
52608	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
52608	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
52608	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
52608	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
52608	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
52708	msiexec.exe
52708	msiexec.exe
58488	msiexec.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum	msiexec.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	msiexec.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1364 set thread context of 52608	1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	28
PID 52708 set thread context of 58488	52708	msiexec.exe	30

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\mseiviaxq.exe	svchost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 43 IoCs

pid	Process
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
52608	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
52708	msiexec.exe
52708	msiexec.exe
52708	msiexec.exe
52708	msiexec.exe
52708	msiexec.exe
52708	msiexec.exe
52708	msiexec.exe
52708	msiexec.exe
52708	msiexec.exe
52708	msiexec.exe
52708	msiexec.exe
52708	msiexec.exe
52708	msiexec.exe
52708	msiexec.exe
52708	msiexec.exe
52708	msiexec.exe
52708	msiexec.exe
52708	msiexec.exe
58488	msiexec.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
58488	msiexec.exe
58488	msiexec.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1364 wrote to memory of 52608	1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	28
PID 1364 wrote to memory of 52608	1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	28
PID 1364 wrote to memory of 52608	1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	28
PID 1364 wrote to memory of 52608	1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	28
PID 1364 wrote to memory of 52608	1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	28
PID 1364 wrote to memory of 52608	1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	28
PID 1364 wrote to memory of 52608	1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	28
PID 1364 wrote to memory of 52608	1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	28
PID 1364 wrote to memory of 52608	1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	28
PID 1364 wrote to memory of 52608	1364	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	28
PID 52608 wrote to memory of 52708	52608	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	29
PID 52608 wrote to memory of 52708	52608	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	29
PID 52608 wrote to memory of 52708	52608	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	29
PID 52608 wrote to memory of 52708	52608	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	29
PID 52608 wrote to memory of 52708	52608	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	29
PID 52608 wrote to memory of 52708	52608	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	29
PID 52608 wrote to memory of 52708	52608	4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe	29
PID 52708 wrote to memory of 58488	52708	msiexec.exe	30
PID 52708 wrote to memory of 58488	52708	msiexec.exe	30
PID 52708 wrote to memory of 58488	52708	msiexec.exe	30
PID 52708 wrote to memory of 58488	52708	msiexec.exe	30
PID 52708 wrote to memory of 58488	52708	msiexec.exe	30
PID 52708 wrote to memory of 58488	52708	msiexec.exe	30
PID 52708 wrote to memory of 58488	52708	msiexec.exe	30
PID 52708 wrote to memory of 58488	52708	msiexec.exe	30
PID 52708 wrote to memory of 58488	52708	msiexec.exe	30
PID 58488 wrote to memory of 58536	58488	msiexec.exe	31
PID 58488 wrote to memory of 58536	58488	msiexec.exe	31
PID 58488 wrote to memory of 58536	58488	msiexec.exe	31
PID 58488 wrote to memory of 58536	58488	msiexec.exe	31

C:\Users\Admin\AppData\Local\Temp\4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
"C:\Users\Admin\AppData\Local\Temp\4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1364
- C:\Users\Admin\AppData\Local\Temp\4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe
  "C:\Users\Admin\AppData\Local\Temp\4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:52608
- - C:\Users\Admin\AppData\Local\Temp\_install_\msiexec.exe
    "C:\Users\Admin\AppData\Local\Temp\_install_\msiexec.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:52708
  - - C:\Users\Admin\AppData\Local\Temp\_install_\msiexec.exe
      "C:\Users\Admin\AppData\Local\Temp\_install_\msiexec.exe"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Maps connected drives based on registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of WriteProcessMemory
      PID:58488
    - - C:\Windows\syswow64\svchost.exe
        
        C:\Windows\syswow64\svchost.exe
        5⤵
        Adds policy Run key to start application
        Drops file in Program Files directory
        
        PID:58536

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe

Filesize
846KB

MD5
6edcedb37a7430c85e0899fe50da8d40

SHA1
dcf0296a6106294af96e5f914c173aa664d0fb96

SHA256
4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec

SHA512
b68c0531ac3cdb9bedafe235ff0fde2f14080a6d1038749fa4a75bf512e40fe016f5589f7bec751588f1d5616f1f2600ccc362a53aadf6d4f217cc928ca5f3c7

Download Submit
C:\Users\Admin\AppData\Local\Temp\_install_\msiexec.exe

Filesize
134KB

MD5
a84c15fb551aa1de0ff9af31f4cad0f6

SHA1
d0ad2854e9a42545619de2259f9f3f16fee40981

SHA256
3da8793008f61850e110b2e041fa2333e8bb37cc840c95cec4312801b14e6d26

SHA512
733887e1e915ca622763733e5a12bb21d2636948d3b541ef1f25172aa53a8cbfbba9abc818a7d618fc4aa1fc1ae759e904df15e86e9d33e9097c373e18b166b7

Download Submit
C:\Users\Admin\AppData\Local\Temp\_install_\msiexec.exe

Filesize
134KB

MD5
a84c15fb551aa1de0ff9af31f4cad0f6

SHA1
d0ad2854e9a42545619de2259f9f3f16fee40981

SHA256
3da8793008f61850e110b2e041fa2333e8bb37cc840c95cec4312801b14e6d26

SHA512
733887e1e915ca622763733e5a12bb21d2636948d3b541ef1f25172aa53a8cbfbba9abc818a7d618fc4aa1fc1ae759e904df15e86e9d33e9097c373e18b166b7

Download Submit
C:\Users\Admin\AppData\Local\Temp\_install_\msiexec.exe

Filesize
134KB

MD5
a84c15fb551aa1de0ff9af31f4cad0f6

SHA1
d0ad2854e9a42545619de2259f9f3f16fee40981

SHA256
3da8793008f61850e110b2e041fa2333e8bb37cc840c95cec4312801b14e6d26

SHA512
733887e1e915ca622763733e5a12bb21d2636948d3b541ef1f25172aa53a8cbfbba9abc818a7d618fc4aa1fc1ae759e904df15e86e9d33e9097c373e18b166b7

Download Submit
\Users\Admin\AppData\Local\Temp\4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec.exe

Filesize
846KB

MD5
6edcedb37a7430c85e0899fe50da8d40

SHA1
dcf0296a6106294af96e5f914c173aa664d0fb96

SHA256
4c4c5c5e1fd71b82b2f2cd497c4241b2b776635de4d899c281f3cb8157e109ec

SHA512
b68c0531ac3cdb9bedafe235ff0fde2f14080a6d1038749fa4a75bf512e40fe016f5589f7bec751588f1d5616f1f2600ccc362a53aadf6d4f217cc928ca5f3c7

Download Submit
\Users\Admin\AppData\Local\Temp\_install_\msiexec.exe

Filesize
134KB

MD5
a84c15fb551aa1de0ff9af31f4cad0f6

SHA1
d0ad2854e9a42545619de2259f9f3f16fee40981

SHA256
3da8793008f61850e110b2e041fa2333e8bb37cc840c95cec4312801b14e6d26

SHA512
733887e1e915ca622763733e5a12bb21d2636948d3b541ef1f25172aa53a8cbfbba9abc818a7d618fc4aa1fc1ae759e904df15e86e9d33e9097c373e18b166b7

Download Submit
\Users\Admin\AppData\Local\Temp\_install_\msiexec.exe

Filesize
134KB

MD5
a84c15fb551aa1de0ff9af31f4cad0f6

SHA1
d0ad2854e9a42545619de2259f9f3f16fee40981

SHA256
3da8793008f61850e110b2e041fa2333e8bb37cc840c95cec4312801b14e6d26

SHA512
733887e1e915ca622763733e5a12bb21d2636948d3b541ef1f25172aa53a8cbfbba9abc818a7d618fc4aa1fc1ae759e904df15e86e9d33e9097c373e18b166b7

Download Submit
\Users\Admin\AppData\Local\Temp\_install_\msiexec.exe

Filesize
134KB

MD5
a84c15fb551aa1de0ff9af31f4cad0f6

SHA1
d0ad2854e9a42545619de2259f9f3f16fee40981

SHA256
3da8793008f61850e110b2e041fa2333e8bb37cc840c95cec4312801b14e6d26

SHA512
733887e1e915ca622763733e5a12bb21d2636948d3b541ef1f25172aa53a8cbfbba9abc818a7d618fc4aa1fc1ae759e904df15e86e9d33e9097c373e18b166b7

Download Submit
\Users\Admin\AppData\Local\Temp\_install_\msiexec.exe

Filesize
134KB

MD5
a84c15fb551aa1de0ff9af31f4cad0f6

SHA1
d0ad2854e9a42545619de2259f9f3f16fee40981

SHA256
3da8793008f61850e110b2e041fa2333e8bb37cc840c95cec4312801b14e6d26

SHA512
733887e1e915ca622763733e5a12bb21d2636948d3b541ef1f25172aa53a8cbfbba9abc818a7d618fc4aa1fc1ae759e904df15e86e9d33e9097c373e18b166b7

Download Submit
\Users\Admin\AppData\Local\Temp\_install_\msiexec.exe

Filesize
134KB

MD5
a84c15fb551aa1de0ff9af31f4cad0f6

SHA1
d0ad2854e9a42545619de2259f9f3f16fee40981

SHA256
3da8793008f61850e110b2e041fa2333e8bb37cc840c95cec4312801b14e6d26

SHA512
733887e1e915ca622763733e5a12bb21d2636948d3b541ef1f25172aa53a8cbfbba9abc818a7d618fc4aa1fc1ae759e904df15e86e9d33e9097c373e18b166b7

Download Submit
\Users\Admin\AppData\Local\Temp\_install_\msiexec.exe

Filesize
134KB

MD5
a84c15fb551aa1de0ff9af31f4cad0f6

SHA1
d0ad2854e9a42545619de2259f9f3f16fee40981

SHA256
3da8793008f61850e110b2e041fa2333e8bb37cc840c95cec4312801b14e6d26

SHA512
733887e1e915ca622763733e5a12bb21d2636948d3b541ef1f25172aa53a8cbfbba9abc818a7d618fc4aa1fc1ae759e904df15e86e9d33e9097c373e18b166b7

Download Submit
\Users\Admin\AppData\Local\Temp\_install_\msiexec.exe

Filesize
134KB

MD5
a84c15fb551aa1de0ff9af31f4cad0f6

SHA1
d0ad2854e9a42545619de2259f9f3f16fee40981

SHA256
3da8793008f61850e110b2e041fa2333e8bb37cc840c95cec4312801b14e6d26

SHA512
733887e1e915ca622763733e5a12bb21d2636948d3b541ef1f25172aa53a8cbfbba9abc818a7d618fc4aa1fc1ae759e904df15e86e9d33e9097c373e18b166b7

Download Submit
\Users\Admin\AppData\Local\Temp\_install_\msiexec.exe

Filesize
134KB

MD5
a84c15fb551aa1de0ff9af31f4cad0f6

SHA1
d0ad2854e9a42545619de2259f9f3f16fee40981

SHA256
3da8793008f61850e110b2e041fa2333e8bb37cc840c95cec4312801b14e6d26

SHA512
733887e1e915ca622763733e5a12bb21d2636948d3b541ef1f25172aa53a8cbfbba9abc818a7d618fc4aa1fc1ae759e904df15e86e9d33e9097c373e18b166b7

Download Submit
memory/1364-54-0x0000000000400000-0x00000000004D7000-memory.dmp

Filesize
860KB

Download
memory/1364-70-0x0000000000400000-0x00000000004D7000-memory.dmp

Filesize
860KB

Download
memory/1364-55-0x0000000075701000-0x0000000075703000-memory.dmp

Filesize
8KB

Download
memory/52608-66-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/52608-58-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/52608-72-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/52608-65-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/52608-81-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/52608-64-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/52608-62-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/52608-60-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/52608-57-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/52608-73-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/58488-87-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/58488-89-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/58488-86-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/58488-94-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/58536-96-0x00000000007C0000-0x00000000007C8000-memory.dmp

Filesize
32KB

Download
memory/58536-97-0x0000000000080000-0x0000000000085000-memory.dmp

Filesize
20KB

Download
memory/58536-98-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download
memory/58536-100-0x0000000000290000-0x00000000002A3000-memory.dmp

Filesize
76KB

Download
memory/58536-101-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download