c92aa831ce9aea1b3400487acb615cd405fff383089af3428397a7b741c247ac

Analysis

max time kernel
114s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
07-03-2023 17:28

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General

Target

c92aa831ce9aea1b3400487acb615cd405fff383089af3428397a7b741c247ac.exe
Size

1.3MB
MD5

d6e0e6ed1d8e02102c7a1aa6ba3ed31e
SHA1

ad98e87f17e586b590972ac9fe9452374ce6692f
SHA256

c92aa831ce9aea1b3400487acb615cd405fff383089af3428397a7b741c247ac
SHA512

cab5933e61784c84bc9f0e780b9a0f2900ed89e49ce5d06feee97fdf397e80a81884aa85c019c4f2e01c22a858eb721724faf31629918de549d9214c304e669c
SSDEEP

24576:pLllLl7CEtivQD1CtrWUgi8nENVm55A3idJ8m0pCRg3182Ua+M:BllLteQJyHrmzA36J87H82UA

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation	c92aa831ce9aea1b3400487acb615cd405fff383089af3428397a7b741c247ac.exe

Loads dropped DLL 2 IoCs

pid	Process
4248	regsvr32.exe
4248	regsvr32.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5060 wrote to memory of 4248	5060	c92aa831ce9aea1b3400487acb615cd405fff383089af3428397a7b741c247ac.exe	85
PID 5060 wrote to memory of 4248	5060	c92aa831ce9aea1b3400487acb615cd405fff383089af3428397a7b741c247ac.exe	85
PID 5060 wrote to memory of 4248	5060	c92aa831ce9aea1b3400487acb615cd405fff383089af3428397a7b741c247ac.exe	85

C:\Users\Admin\AppData\Local\Temp\c92aa831ce9aea1b3400487acb615cd405fff383089af3428397a7b741c247ac.exe
"C:\Users\Admin\AppData\Local\Temp\c92aa831ce9aea1b3400487acb615cd405fff383089af3428397a7b741c247ac.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5060
- C:\Windows\SysWOW64\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" .\7NzQeTEU.Vum -s
  2⤵
  - Loads dropped DLL
  PID:4248

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\7NzQeTEU.Vum

Filesize
1.1MB

MD5
e1b8504dae850187903afcc6910c6f8f

SHA1
66030f2e6cb1710d218b3096d42350c948145a2d

SHA256
66f683fee49f19540024a469bcfc83fa008862b781810b13a17690a183ecc850

SHA512
54c7091289a8eb65acfc3666bbe7ba307a9e78ccc92018ba831f839cca9668435d1c497952fd49cfc5f68c9b144b5d7ac22c7e73fa1929d349d8ad021950498f

Download Submit
C:\Users\Admin\AppData\Local\Temp\7nzQeTeU.vum

Filesize
1.1MB

MD5
e1b8504dae850187903afcc6910c6f8f

SHA1
66030f2e6cb1710d218b3096d42350c948145a2d

SHA256
66f683fee49f19540024a469bcfc83fa008862b781810b13a17690a183ecc850

SHA512
54c7091289a8eb65acfc3666bbe7ba307a9e78ccc92018ba831f839cca9668435d1c497952fd49cfc5f68c9b144b5d7ac22c7e73fa1929d349d8ad021950498f

Download Submit
C:\Users\Admin\AppData\Local\Temp\7nzQeTeU.vum

Filesize
1.1MB

MD5
e1b8504dae850187903afcc6910c6f8f

SHA1
66030f2e6cb1710d218b3096d42350c948145a2d

SHA256
66f683fee49f19540024a469bcfc83fa008862b781810b13a17690a183ecc850

SHA512
54c7091289a8eb65acfc3666bbe7ba307a9e78ccc92018ba831f839cca9668435d1c497952fd49cfc5f68c9b144b5d7ac22c7e73fa1929d349d8ad021950498f

Download Submit
memory/4248-138-0x0000000002050000-0x0000000002166000-memory.dmp

Filesize
1.1MB

Download
memory/4248-139-0x0000000002050000-0x0000000002166000-memory.dmp

Filesize
1.1MB

Download
memory/4248-141-0x0000000000680000-0x0000000000686000-memory.dmp

Filesize
24KB

Download
memory/4248-143-0x0000000002410000-0x00000000024F9000-memory.dmp

Filesize
932KB

Download
memory/4248-144-0x0000000002500000-0x00000000025D1000-memory.dmp

Filesize
836KB

Download
memory/4248-147-0x0000000002500000-0x00000000025D1000-memory.dmp

Filesize
836KB

Download
memory/4248-148-0x0000000002500000-0x00000000025D1000-memory.dmp

Filesize
836KB

Download