a80ec1b6e019a9d3a0644ac489c908a2419b79568d920d2f6917d2ccea2379d1

Analysis

max time kernel
304s
max time network
366s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 00:54

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General

Target

a80ec1b6e019a9d3a0644ac489c908a2419b79568d920d2f6917d2ccea2379d1.exe
Size

125KB
MD5

90d470dd61a6c4e9d91a3930b23dee6c
SHA1

34f39dc0f969d27034611607beefa82e6bf4c9a3
SHA256

a80ec1b6e019a9d3a0644ac489c908a2419b79568d920d2f6917d2ccea2379d1
SHA512

7136d170e2319eabeb25f0200fe5e8c52e3dd7e48c5bde5b0e0a652531967ea8619ece0c357d41868b32020da5d6c949115f582d10323684a50b779f8e7e34f9
SSDEEP

1536:hM1UA9REYig92tJ943kJ96lomrAQANEtUe9sj36Eb9OuK7SdmTkpnpGmOyn/iuLK:21Um01743kJ9zwAR9a7SMAETXPxf

Score

8^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1596	cn-superscan3.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x000a000000022dc0-133.dat	upx
behavioral2/files/0x000a000000022dc0-134.dat	upx
behavioral2/memory/1596-135-0x0000000000400000-0x0000000000422000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\cn-superscan3.exe	a80ec1b6e019a9d3a0644ac489c908a2419b79568d920d2f6917d2ccea2379d1.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Main	a80ec1b6e019a9d3a0644ac489c908a2419b79568d920d2f6917d2ccea2379d1.exe

Modifies Internet Explorer start page 1 TTPs 1 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://123.sogou.com/?21133"	a80ec1b6e019a9d3a0644ac489c908a2419b79568d920d2f6917d2ccea2379d1.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 1596	2172	a80ec1b6e019a9d3a0644ac489c908a2419b79568d920d2f6917d2ccea2379d1.exe	80
PID 2172 wrote to memory of 1596	2172	a80ec1b6e019a9d3a0644ac489c908a2419b79568d920d2f6917d2ccea2379d1.exe	80
PID 2172 wrote to memory of 1596	2172	a80ec1b6e019a9d3a0644ac489c908a2419b79568d920d2f6917d2ccea2379d1.exe	80

C:\Users\Admin\AppData\Local\Temp\a80ec1b6e019a9d3a0644ac489c908a2419b79568d920d2f6917d2ccea2379d1.exe
"C:\Users\Admin\AppData\Local\Temp\a80ec1b6e019a9d3a0644ac489c908a2419b79568d920d2f6917d2ccea2379d1.exe"
1⤵
- Drops file in System32 directory
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious use of WriteProcessMemory
PID:2172
- C:\Windows\SysWOW64\cn-superscan3.exe
  C:\Windows\system32\cn-superscan3.exe
  2⤵
  - Executes dropped EXE
  PID:1596

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\cn-superscan3.exe

Filesize
91KB

MD5
4005a3695738604c4a0b99c8b59e1f62

SHA1
efd158b4b67ffc9b7046ea0163927dc664d57ff0

SHA256
fa26ebbb74b3337724962461c7764d20851ad9d99696cd52776c395fb78115f1

SHA512
7080ebe155e70347ee813ba0b958cff9e3c331fdb580cc616fd30be695a8b0349bed70339ee744017462a658470108f19ba9d2a6249eb975d1feb3f4c270812e

Download Submit
C:\Windows\SysWOW64\cn-superscan3.exe

Filesize
91KB

MD5
4005a3695738604c4a0b99c8b59e1f62

SHA1
efd158b4b67ffc9b7046ea0163927dc664d57ff0

SHA256
fa26ebbb74b3337724962461c7764d20851ad9d99696cd52776c395fb78115f1

SHA512
7080ebe155e70347ee813ba0b958cff9e3c331fdb580cc616fd30be695a8b0349bed70339ee744017462a658470108f19ba9d2a6249eb975d1feb3f4c270812e

Download Submit
memory/1596-135-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads