a9175491a108645ba2f0f906d639bd94e895e41370e6c23c59b95ab4a927a6fa

Analysis

max time kernel
150s
max time network
43s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
26-10-2022 07:58

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General

Target

a9175491a108645ba2f0f906d639bd94e895e41370e6c23c59b95ab4a927a6fa.exe
Size

545KB
MD5

3573fb365cb90f54324ed47ed2bfdfdb
SHA1

dc0271cf8d5d55e1a6b1ff71a9e70d8009c6e318
SHA256

a9175491a108645ba2f0f906d639bd94e895e41370e6c23c59b95ab4a927a6fa
SHA512

ccb1b53152e34a5ef824eb757c39e62804447f3848a80b6d50ac7e46b3f8b3959dd4dea983216cc62114cf0ed9e799ca4d53555bcda2da916329526fe1410f27
SSDEEP

12288:xgQQb7xw4qJB4jRrDKO+OeO+OeNhBBhhBB937cpqPO0VcvMTrN9bSJG358uOhPKS:xhrQrDgJ1dvN9/g6M

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-1-5-21-999675638-2867687379-27515722-1000\Control Panel\International\Geo\Nation	rundll32.exe

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

System Information Discovery
T1082

Modifies Control Panel 6 IoCs

evasion

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Control Panel\International\AddHijriDateTemp = "AddHijriDate+2"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Control Panel\International	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Control Panel\International\AddHijriDateTemp = "AddHijriDate-2"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Control Panel\International\AddHijriDateTemp = "AddHijriDate"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Control Panel\International\AddHijriDateTemp	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Control Panel\International\AddHijriDateTemp = "AddHijriDate+1"	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeSystemtimePrivilege	1112	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 968 wrote to memory of 1112	968	control.exe	28
PID 968 wrote to memory of 1112	968	control.exe	28
PID 968 wrote to memory of 1112	968	control.exe	28
PID 1112 wrote to memory of 964	1112	rundll32.exe	29
PID 1112 wrote to memory of 964	1112	rundll32.exe	29
PID 1112 wrote to memory of 964	1112	rundll32.exe	29
PID 964 wrote to memory of 1764	964	control.exe	30
PID 964 wrote to memory of 1764	964	control.exe	30
PID 964 wrote to memory of 1764	964	control.exe	30

C:\Users\Admin\AppData\Local\Temp\a9175491a108645ba2f0f906d639bd94e895e41370e6c23c59b95ab4a927a6fa.exe
"C:\Users\Admin\AppData\Local\Temp\a9175491a108645ba2f0f906d639bd94e895e41370e6c23c59b95ab4a927a6fa.exe"
1⤵
PID:1388

C:\Windows\System32\control.exe
"C:\Windows\System32\control.exe" "C:\Windows\system32\timedate.cpl",
1⤵
- Suspicious use of WriteProcessMemory
PID:968
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL "C:\Windows\system32\timedate.cpl",
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1112
- - C:\Windows\System32\control.exe
    "C:\Windows\System32\control.exe" "C:\Windows\system32\intl.cpl",,/p:"date"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:964
  - - C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL "C:\Windows\system32\intl.cpl",,/p:"date"
      4⤵
      Checks computer location settings
      Modifies Control Panel
      PID:1764

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

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Downloads

memory/964-57-0x0000000000000000-mapping.dmp

Download
memory/968-54-0x000007FEFC141000-0x000007FEFC143000-memory.dmp

Filesize
8KB

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memory/1112-55-0x0000000000000000-mapping.dmp

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memory/1764-59-0x0000000000000000-mapping.dmp

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