1d73a4579f84d59f82e46024175c8bfb283fca301f4a4b3c4de56496cdbbed86

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
23-12-2022 08:10

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General

Target

documents.exe
Size

1.1MB
MD5

7481984fba685e017266b19ac0d8a51c
SHA1

a5b0334df8d078a2817a7ed685dbc5a83e989bb6
SHA256

1d73a4579f84d59f82e46024175c8bfb283fca301f4a4b3c4de56496cdbbed86
SHA512

369f6344fea00c8d8691a70b363a4bdfa310166259865184cd8fd234a0f9c4651d5b239512132403b965e7388576c16a0df8301871566b01e37a0ea76e0d49c3
SSDEEP

12288:WVje0gQR8bXCWRiEsRrKi0DMy4xjhyTlie3cfBtTkX7Y9xiTLCi900JmH2hpv962:WMIyYfiiw3ign8Qc

Score

5^/10

Malware Config

Signatures

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 5032 set thread context of 4768	5032	documents.exe	83
PID 4768 set thread context of 2940	4768	CasPol.exe	70
PID 2784 set thread context of 2940	2784	cmmon32.exe	70

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1600	3108	WerFault.exe	91

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	cmmon32.exe

Suspicious behavior: EnumeratesProcesses 63 IoCs

pid	Process
5032	documents.exe
4768	CasPol.exe
4768	CasPol.exe
4768	CasPol.exe
4768	CasPol.exe
4768	CasPol.exe
4768	CasPol.exe
4768	CasPol.exe
4768	CasPol.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2940	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
4768	CasPol.exe
4768	CasPol.exe
4768	CasPol.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe
2784	cmmon32.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	5032	documents.exe
Token: SeDebugPrivilege	4768	CasPol.exe
Token: SeDebugPrivilege	2784	cmmon32.exe
Token: SeShutdownPrivilege	2940	Explorer.EXE
Token: SeCreatePagefilePrivilege	2940	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 5032 wrote to memory of 4768	5032	documents.exe	83
PID 5032 wrote to memory of 4768	5032	documents.exe	83
PID 5032 wrote to memory of 4768	5032	documents.exe	83
PID 5032 wrote to memory of 4768	5032	documents.exe	83
PID 5032 wrote to memory of 4768	5032	documents.exe	83
PID 5032 wrote to memory of 4768	5032	documents.exe	83
PID 2940 wrote to memory of 2784	2940	Explorer.EXE	84
PID 2940 wrote to memory of 2784	2940	Explorer.EXE	84
PID 2940 wrote to memory of 2784	2940	Explorer.EXE	84
PID 2784 wrote to memory of 3108	2784	cmmon32.exe	91
PID 2784 wrote to memory of 3108	2784	cmmon32.exe	91
PID 2784 wrote to memory of 3108	2784	cmmon32.exe	91

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2940
- C:\Users\Admin\AppData\Local\Temp\documents.exe
  "C:\Users\Admin\AppData\Local\Temp\documents.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5032
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4768
- C:\Windows\SysWOW64\cmmon32.exe
  "C:\Windows\SysWOW64\cmmon32.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2784
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:3108
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 3108 -s 192
      4⤵
      Program crash
      PID:1600

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 476 -p 3108 -ip 3108
1⤵
PID:1564

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2784-152-0x0000000000790000-0x00000000007BC000-memory.dmp

Filesize
176KB

Download
memory/2784-150-0x00000000026D0000-0x000000000275F000-memory.dmp

Filesize
572KB

Download
memory/2784-149-0x00000000029B0000-0x0000000002CFA000-memory.dmp

Filesize
3.3MB

Download
memory/2784-147-0x0000000000900000-0x000000000090C000-memory.dmp

Filesize
48KB

Download
memory/2784-148-0x0000000000790000-0x00000000007BC000-memory.dmp

Filesize
176KB

Download
memory/2940-143-0x0000000008550000-0x00000000086AB000-memory.dmp

Filesize
1.4MB

Download
memory/2940-153-0x0000000003310000-0x00000000033A7000-memory.dmp

Filesize
604KB

Download
memory/2940-151-0x0000000003310000-0x00000000033A7000-memory.dmp

Filesize
604KB

Download
memory/4768-138-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4768-142-0x0000000001500000-0x0000000001510000-memory.dmp

Filesize
64KB

Download
memory/4768-141-0x0000000001960000-0x0000000001CAA000-memory.dmp

Filesize
3.3MB

Download
memory/4768-145-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4768-146-0x0000000000401000-0x000000000042E000-memory.dmp

Filesize
180KB

Download
memory/4768-140-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4768-139-0x0000000000401000-0x000000000042E000-memory.dmp

Filesize
180KB

Download
memory/4768-134-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/5032-132-0x000001CC40F90000-0x000001CC410BA000-memory.dmp

Filesize
1.2MB

Download
memory/5032-137-0x00007FFBFEF90000-0x00007FFBFFA51000-memory.dmp

Filesize
10.8MB

Download
memory/5032-133-0x00007FFBFEF90000-0x00007FFBFFA51000-memory.dmp

Filesize
10.8MB

Download