23f8aa94ffb3c08a62735fe7fee5799880a8f322ce1d55ec49a13a3f85312db2

Resubmissions

11-02-2023 10:59

230211-m3msashg63 10

25-08-2021 10:30

210825-65sp376nnx 10

26-07-2021 12:59

210726-91da1g9v7e 10

Analysis

max time kernel
9s
max time network
16s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
11-02-2023 10:59

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General

Target

23f8aa94ffb3c08a62735fe7fee5799880a8f322ce1d55ec49a13a3f85312db2.exe
Size

384KB
MD5

5ac0f050f93f86e69026faea1fbb4450
SHA1

9709774fde9ec740ad6fed8ed79903296ca9d571
SHA256

23f8aa94ffb3c08a62735fe7fee5799880a8f322ce1d55ec49a13a3f85312db2
SHA512

b554487c4e26a85ec5179cdcc1d25b5bc494e8821a8899fbbf868c3cf41f70cc72db107613b3f6655d3ab70f4db94cce2589066bb354b1ed955098d3911b844d
SSDEEP

6144:f5yaXtrA/WSo1rl3ALrlHQpn0BwK3SBDmhYfFQC:fTX6WSofcZ+KCIGD

Score

7^/10

persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	23f8aa94ffb3c08a62735fe7fee5799880a8f322ce1d55ec49a13a3f85312db2.exe
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	qNpxX.exe

Executes dropped EXE 1 IoCs

pid	Process
1028	qNpxX.exe

Adds 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\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchos = "C:\\users\\Public\\qNpxX.exe"	reg.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 2 IoCs

pid	Process
1028	qNpxX.exe
1028	qNpxX.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1028	qNpxX.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3440 wrote to memory of 1028	3440	23f8aa94ffb3c08a62735fe7fee5799880a8f322ce1d55ec49a13a3f85312db2.exe	81
PID 3440 wrote to memory of 1028	3440	23f8aa94ffb3c08a62735fe7fee5799880a8f322ce1d55ec49a13a3f85312db2.exe	81
PID 1028 wrote to memory of 5016	1028	qNpxX.exe	83
PID 1028 wrote to memory of 5016	1028	qNpxX.exe	83
PID 1028 wrote to memory of 2388	1028	qNpxX.exe	3
PID 5016 wrote to memory of 1380	5016	cmd.exe	84
PID 5016 wrote to memory of 1380	5016	cmd.exe	84
PID 1028 wrote to memory of 2400	1028	qNpxX.exe	40
PID 1028 wrote to memory of 2624	1028	qNpxX.exe	35
PID 1028 wrote to memory of 2032	1028	qNpxX.exe	28
PID 1028 wrote to memory of 3264	1028	qNpxX.exe	27

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2388

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3264

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:2032

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2624

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2400

C:\Users\Admin\AppData\Local\Temp\23f8aa94ffb3c08a62735fe7fee5799880a8f322ce1d55ec49a13a3f85312db2.exe
"C:\Users\Admin\AppData\Local\Temp\23f8aa94ffb3c08a62735fe7fee5799880a8f322ce1d55ec49a13a3f85312db2.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3440
- C:\users\Public\qNpxX.exe
  "C:\users\Public\qNpxX.exe" C:\Users\Admin\AppData\Local\Temp\23f8aa94ffb3c08a62735fe7fee5799880a8f322ce1d55ec49a13a3f85312db2.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1028
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /C REG ADD "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "svchos" /t REG_SZ /d "C:\users\Public\qNpxX.exe" /f
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:5016
  - - C:\Windows\system32\reg.exe
      REG ADD "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "svchos" /t REG_SZ /d "C:\users\Public\qNpxX.exe" /f
      4⤵
      Adds Run key to start application
      PID:1380

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Public\qNpxX.exe

Filesize
170KB

MD5
31bd0f224e7e74eee2847f43aae23974

SHA1
92e331e1e8ad30538f38dd7ba31386afafa14a58

SHA256
8b0a5fb13309623c3518473551cb1f55d38d8450129d4a3c16b476f7b2867d7d

SHA512
a13f05a12b084ef425f542ff4be824bbccb5dbdfe085af8b7e19d81a6bcba4b8c1debcc38f6b57bc9265a4db21eed70852ece8cc62b3ef14c47fca3035a55249

Download Submit
C:\users\Public\qNpxX.exe

Filesize
170KB

MD5
31bd0f224e7e74eee2847f43aae23974

SHA1
92e331e1e8ad30538f38dd7ba31386afafa14a58

SHA256
8b0a5fb13309623c3518473551cb1f55d38d8450129d4a3c16b476f7b2867d7d

SHA512
a13f05a12b084ef425f542ff4be824bbccb5dbdfe085af8b7e19d81a6bcba4b8c1debcc38f6b57bc9265a4db21eed70852ece8cc62b3ef14c47fca3035a55249

Download Submit
memory/2388-137-0x00007FF7BF2B0000-0x00007FF7BF63E000-memory.dmp

Filesize
3.6MB

Download
memory/2400-138-0x00007FF7BF2B0000-0x00007FF7BF63E000-memory.dmp

Filesize
3.6MB

Download