36f828fc51e022714a6fd634e6b663919f332b67e9505ceb05d5c3b9398c6a00

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
06-01-2023 13:37

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General

Target

d27b20602db59697c20293d02aef1e433f98baf4.exe
Size

1.2MB
MD5

9190513275b80db066cc1a2275c01af1
SHA1

d27b20602db59697c20293d02aef1e433f98baf4
SHA256

36f828fc51e022714a6fd634e6b663919f332b67e9505ceb05d5c3b9398c6a00
SHA512

c425f57e05af494687b7b7d81252a5345d61554860a41d398346b5ca31fa229003c3ff0d570749d2eec146f142e701725724e279110c77df52ae7b4e6524f2dc
SSDEEP

12288:3Cw0bu5zZm+Sxkxm/X7hddTg1k8WtEGPObozGVzrj2roUVxAvWkZxsqJyMkZ6yEe:3ClP78fLPTu69tCT/4jwCv

Score

5^/10

Malware Config

Signatures

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4396 set thread context of 4568	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	95
PID 4568 set thread context of 2440	4568	AddInProcess32.exe	11
PID 4064 set thread context of 2440	4064	chkdsk.exe	11

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1100	2192	WerFault.exe	103

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
4568	AddInProcess32.exe
4568	AddInProcess32.exe
4568	AddInProcess32.exe
4568	AddInProcess32.exe
4568	AddInProcess32.exe
4568	AddInProcess32.exe
4568	AddInProcess32.exe
4568	AddInProcess32.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2440	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
4568	AddInProcess32.exe
4568	AddInProcess32.exe
4568	AddInProcess32.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe
4064	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe
Token: SeDebugPrivilege	4568	AddInProcess32.exe
Token: SeShutdownPrivilege	2440	Explorer.EXE
Token: SeCreatePagefilePrivilege	2440	Explorer.EXE
Token: SeShutdownPrivilege	2440	Explorer.EXE
Token: SeCreatePagefilePrivilege	2440	Explorer.EXE
Token: SeDebugPrivilege	4064	chkdsk.exe
Token: SeShutdownPrivilege	2440	Explorer.EXE
Token: SeCreatePagefilePrivilege	2440	Explorer.EXE

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 4396 wrote to memory of 3752	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	83
PID 4396 wrote to memory of 3752	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	83
PID 4396 wrote to memory of 2064	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	84
PID 4396 wrote to memory of 2064	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	84
PID 4396 wrote to memory of 664	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	85
PID 4396 wrote to memory of 664	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	85
PID 4396 wrote to memory of 4508	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	86
PID 4396 wrote to memory of 4508	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	86
PID 4396 wrote to memory of 208	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	87
PID 4396 wrote to memory of 208	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	87
PID 4396 wrote to memory of 4668	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	88
PID 4396 wrote to memory of 4668	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	88
PID 4396 wrote to memory of 4616	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	89
PID 4396 wrote to memory of 4616	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	89
PID 4396 wrote to memory of 1096	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	90
PID 4396 wrote to memory of 1096	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	90
PID 4396 wrote to memory of 1092	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	91
PID 4396 wrote to memory of 1092	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	91
PID 4396 wrote to memory of 1904	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	92
PID 4396 wrote to memory of 1904	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	92
PID 4396 wrote to memory of 5076	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	93
PID 4396 wrote to memory of 5076	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	93
PID 4396 wrote to memory of 4600	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	94
PID 4396 wrote to memory of 4600	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	94
PID 4396 wrote to memory of 4568	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	95
PID 4396 wrote to memory of 4568	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	95
PID 4396 wrote to memory of 4568	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	95
PID 4396 wrote to memory of 4568	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	95
PID 4396 wrote to memory of 4568	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	95
PID 4396 wrote to memory of 4568	4396	d27b20602db59697c20293d02aef1e433f98baf4.exe	95
PID 2440 wrote to memory of 4064	2440	Explorer.EXE	96
PID 2440 wrote to memory of 4064	2440	Explorer.EXE	96
PID 2440 wrote to memory of 4064	2440	Explorer.EXE	96
PID 4064 wrote to memory of 2192	4064	chkdsk.exe	103
PID 4064 wrote to memory of 2192	4064	chkdsk.exe	103
PID 4064 wrote to memory of 2192	4064	chkdsk.exe	103

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Users\Admin\AppData\Local\Temp\d27b20602db59697c20293d02aef1e433f98baf4.exe
  "C:\Users\Admin\AppData\Local\Temp\d27b20602db59697c20293d02aef1e433f98baf4.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4396
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"
    3⤵
    PID:3752
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regsql.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regsql.exe"
    3⤵
    PID:2064
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\CasPol.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\CasPol.exe"
    3⤵
    PID:664
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe"
    3⤵
    PID:4508
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe"
    3⤵
    PID:208
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe"
    3⤵
    PID:4668
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe"
    3⤵
    PID:4616
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe"
    3⤵
    PID:1096
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe"
    3⤵
    PID:1092
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\EdmGen.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\EdmGen.exe"
    3⤵
    PID:1904
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\DataSvcUtil.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\DataSvcUtil.exe"
    3⤵
    PID:5076
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe"
    3⤵
    PID:4600
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4568
- C:\Windows\SysWOW64\chkdsk.exe
  "C:\Windows\SysWOW64\chkdsk.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Enumerates system info in registry
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4064
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:2192
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2192 -s 188
      4⤵
      Program crash
      PID:1100

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 476 -p 2192 -ip 2192
1⤵
PID:2832

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

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

memory/2440-141-0x0000000007D70000-0x0000000007E6F000-memory.dmp

Filesize
1020KB

Download
memory/2440-150-0x0000000007E70000-0x0000000007F5C000-memory.dmp

Filesize
944KB

Download
memory/2440-148-0x0000000007E70000-0x0000000007F5C000-memory.dmp

Filesize
944KB

Download
memory/4064-149-0x0000000000780000-0x00000000007AD000-memory.dmp

Filesize
180KB

Download
memory/4064-147-0x0000000000F70000-0x0000000000FFF000-memory.dmp

Filesize
572KB

Download
memory/4064-146-0x00000000013C0000-0x000000000170A000-memory.dmp

Filesize
3.3MB

Download
memory/4064-144-0x0000000000900000-0x000000000090A000-memory.dmp

Filesize
40KB

Download
memory/4064-145-0x0000000000780000-0x00000000007AD000-memory.dmp

Filesize
180KB

Download
memory/4396-136-0x00007FF984A20000-0x00007FF9854E1000-memory.dmp

Filesize
10.8MB

Download
memory/4396-132-0x0000016A71A50000-0x0000016A71B88000-memory.dmp

Filesize
1.2MB

Download
memory/4396-133-0x00007FF984A20000-0x00007FF9854E1000-memory.dmp

Filesize
10.8MB

Download
memory/4568-140-0x0000000000F60000-0x0000000000F70000-memory.dmp

Filesize
64KB

Download
memory/4568-143-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4568-139-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4568-138-0x00000000013B0000-0x00000000016FA000-memory.dmp

Filesize
3.3MB

Download
memory/4568-137-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4568-134-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download