0979c50283bc2ac3b15100d23526b100f6742937479a3b70d7a455a94937652a

Analysis

max time kernel
91s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
01-02-2024 13:12

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General

Target

86f83b70d1aa64929c8b89bed5c84f3f.exe
Size

14KB
MD5

86f83b70d1aa64929c8b89bed5c84f3f
SHA1

afd398b63b3fe2191adf9721aececd9c2728b029
SHA256

0979c50283bc2ac3b15100d23526b100f6742937479a3b70d7a455a94937652a
SHA512

a0bb4c9c6ea1e7bef4d30556bacc56cfdf7073a5aa9de557edff0e87150e28f73472adb71b35696af261ba74e64580ff26daebaccae90d6fbeea9937ba4ab19d
SSDEEP

384:0WkoWNVbZb7OC/zK2vDW935y3f32Wdev4U0L4iCs/Thp:y/FIaO2M3ov2WdLJbf

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-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation	86f83b70d1aa64929c8b89bed5c84f3f.exe

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1088	2116	WerFault.exe	83
4412	2116	WerFault.exe	83

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2116	86f83b70d1aa64929c8b89bed5c84f3f.exe
2116	86f83b70d1aa64929c8b89bed5c84f3f.exe
2116	86f83b70d1aa64929c8b89bed5c84f3f.exe
2116	86f83b70d1aa64929c8b89bed5c84f3f.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe
Token: SeSystemtimePrivilege	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 4876	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	85
PID 2116 wrote to memory of 4876	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	85
PID 2116 wrote to memory of 4876	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	85
PID 2116 wrote to memory of 4856	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	88
PID 2116 wrote to memory of 4856	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	88
PID 2116 wrote to memory of 4856	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	88
PID 2116 wrote to memory of 3024	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	91
PID 2116 wrote to memory of 3024	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	91
PID 2116 wrote to memory of 3024	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	91
PID 2116 wrote to memory of 4068	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	93
PID 2116 wrote to memory of 4068	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	93
PID 2116 wrote to memory of 4068	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	93
PID 2116 wrote to memory of 3540	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	95
PID 2116 wrote to memory of 3540	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	95
PID 2116 wrote to memory of 3540	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	95
PID 2116 wrote to memory of 3640	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	97
PID 2116 wrote to memory of 3640	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	97
PID 2116 wrote to memory of 3640	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	97
PID 2116 wrote to memory of 2908	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	100
PID 2116 wrote to memory of 2908	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	100
PID 2116 wrote to memory of 2908	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	100
PID 2116 wrote to memory of 3856	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	102
PID 2116 wrote to memory of 3856	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	102
PID 2116 wrote to memory of 3856	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	102
PID 2116 wrote to memory of 1692	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	104
PID 2116 wrote to memory of 1692	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	104
PID 2116 wrote to memory of 1692	2116	86f83b70d1aa64929c8b89bed5c84f3f.exe	104

C:\Users\Admin\AppData\Local\Temp\86f83b70d1aa64929c8b89bed5c84f3f.exe
"C:\Users\Admin\AppData\Local\Temp\86f83b70d1aa64929c8b89bed5c84f3f.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\cacls.exe
  "C:\Windows\System32\cacls.exe" c:\windows\system32\packet.dll /e /p everyone:f
  2⤵
  PID:4876
- C:\Windows\SysWOW64\cacls.exe
  "C:\Windows\System32\cacls.exe" c:\windows\system32\pthreadVC.dll /e /p everyone:f
  2⤵
  PID:4856
- C:\Windows\SysWOW64\cacls.exe
  "C:\Windows\System32\cacls.exe" c:\windows\system32\wpcap.dll /e /p everyone:f
  2⤵
  PID:3024
- C:\Windows\SysWOW64\cacls.exe
  "C:\Windows\System32\cacls.exe" c:\windows\system32\drivers\npf.sys /e /p everyone:f
  2⤵
  PID:4068
- C:\Windows\SysWOW64\cacls.exe
  "C:\Windows\System32\cacls.exe" c:\windows\system32\npptools.dll /e /p everyone:f
  2⤵
  PID:3540
- C:\Windows\SysWOW64\cacls.exe
  "C:\Windows\System32\cacls.exe" c:\windows\system32\drivers\acpidisk.sys /e /p everyone:f
  2⤵
  PID:3640
- C:\Windows\SysWOW64\cacls.exe
  "C:\Windows\System32\cacls.exe" c:\windows\system32\wanpacket.dll /e /p everyone:f
  2⤵
  PID:2908
- C:\Windows\SysWOW64\cacls.exe
  "C:\Windows\System32\cacls.exe" c:\Documents and Settings\All Users\¡¸¿ªÊ¼¡¹²Ëµ¥\³ÌÐò\Æô¶¯ /e /p everyone:f
  2⤵
  PID:3856
- C:\Windows\SysWOW64\cacls.exe
  "C:\Windows\System32\cacls.exe" c:\windows\system32\drivers\etc\hosts /e /p everyone:f
  2⤵
  PID:1692
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2116 -s 664
  2⤵
  - Program crash
  PID:1088
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2116 -s 696
  2⤵
  - Program crash
  PID:4412

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2116 -ip 2116
1⤵
PID:5008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 2116 -ip 2116
1⤵
PID:2856

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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/2116-0-0x0000000013140000-0x000000001314F000-memory.dmp

Filesize
60KB

Download
memory/2116-1-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2116-2-0x0000000013140000-0x000000001314F000-memory.dmp

Filesize
60KB

Download