36f828fc51e022714a6fd634e6b663919f332b67e9505ceb05d5c3b9398c6a00

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
06-01-2023 07:19

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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

8^/10

spyware stealer

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
55	2728	rundll32.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2564 set thread context of 2880	2564	d27b20602db59697c20293d02aef1e433f98baf4.exe	81
PID 2880 set thread context of 2376	2880	AddInProcess32.exe	19
PID 2728 set thread context of 2376	2728	rundll32.exe	19

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3476	5036	WerFault.exe	83

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	rundll32.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2564	d27b20602db59697c20293d02aef1e433f98baf4.exe
2564	d27b20602db59697c20293d02aef1e433f98baf4.exe
2564	d27b20602db59697c20293d02aef1e433f98baf4.exe
2564	d27b20602db59697c20293d02aef1e433f98baf4.exe
2880	AddInProcess32.exe
2880	AddInProcess32.exe
2880	AddInProcess32.exe
2880	AddInProcess32.exe
2880	AddInProcess32.exe
2880	AddInProcess32.exe
2880	AddInProcess32.exe
2880	AddInProcess32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2376	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2880	AddInProcess32.exe
2880	AddInProcess32.exe
2880	AddInProcess32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe
2728	rundll32.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	2564	d27b20602db59697c20293d02aef1e433f98baf4.exe
Token: SeDebugPrivilege	2880	AddInProcess32.exe
Token: SeShutdownPrivilege	2376	Explorer.EXE
Token: SeCreatePagefilePrivilege	2376	Explorer.EXE
Token: SeShutdownPrivilege	2376	Explorer.EXE
Token: SeCreatePagefilePrivilege	2376	Explorer.EXE
Token: SeDebugPrivilege	2728	rundll32.exe
Token: SeShutdownPrivilege	2376	Explorer.EXE
Token: SeCreatePagefilePrivilege	2376	Explorer.EXE

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2564 wrote to memory of 3328	2564	d27b20602db59697c20293d02aef1e433f98baf4.exe	79
PID 2564 wrote to memory of 3328	2564	d27b20602db59697c20293d02aef1e433f98baf4.exe	79
PID 2564 wrote to memory of 1132	2564	d27b20602db59697c20293d02aef1e433f98baf4.exe	80
PID 2564 wrote to memory of 1132	2564	d27b20602db59697c20293d02aef1e433f98baf4.exe	80
PID 2564 wrote to memory of 2880	2564	d27b20602db59697c20293d02aef1e433f98baf4.exe	81
PID 2564 wrote to memory of 2880	2564	d27b20602db59697c20293d02aef1e433f98baf4.exe	81
PID 2564 wrote to memory of 2880	2564	d27b20602db59697c20293d02aef1e433f98baf4.exe	81
PID 2564 wrote to memory of 2880	2564	d27b20602db59697c20293d02aef1e433f98baf4.exe	81
PID 2564 wrote to memory of 2880	2564	d27b20602db59697c20293d02aef1e433f98baf4.exe	81
PID 2564 wrote to memory of 2880	2564	d27b20602db59697c20293d02aef1e433f98baf4.exe	81
PID 2376 wrote to memory of 2728	2376	Explorer.EXE	82
PID 2376 wrote to memory of 2728	2376	Explorer.EXE	82
PID 2376 wrote to memory of 2728	2376	Explorer.EXE	82
PID 2728 wrote to memory of 5036	2728	rundll32.exe	83
PID 2728 wrote to memory of 5036	2728	rundll32.exe	83
PID 2728 wrote to memory of 5036	2728	rundll32.exe	83

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2376
- 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:2564
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe"
    3⤵
    PID:3328
- - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ServiceModelReg.exe
    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ServiceModelReg.exe"
    3⤵
    PID:1132
- - 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:2880
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\SysWOW64\rundll32.exe"
  2⤵
  - Blocklisted process makes network request
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2728
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:5036
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 5036 -s 188
      4⤵
      Program crash
      PID:3476

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 452 -p 5036 -ip 5036
1⤵
PID:4116

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2376-141-0x00000000033C0000-0x00000000034E0000-memory.dmp

Filesize
1.1MB

Download
memory/2376-150-0x00000000084E0000-0x00000000085B2000-memory.dmp

Filesize
840KB

Download
memory/2376-148-0x00000000084E0000-0x00000000085B2000-memory.dmp

Filesize
840KB

Download
memory/2564-133-0x00007FFD78570000-0x00007FFD79031000-memory.dmp

Filesize
10.8MB

Download
memory/2564-136-0x00007FFD78570000-0x00007FFD79031000-memory.dmp

Filesize
10.8MB

Download
memory/2564-132-0x0000019E5A1B0000-0x0000019E5A2E8000-memory.dmp

Filesize
1.2MB

Download
memory/2728-144-0x0000000000BE0000-0x0000000000BF4000-memory.dmp

Filesize
80KB

Download
memory/2728-142-0x0000000000000000-mapping.dmp

Download
memory/2728-145-0x0000000000BB0000-0x0000000000BDD000-memory.dmp

Filesize
180KB

Download
memory/2728-146-0x0000000002C80000-0x0000000002FCA000-memory.dmp

Filesize
3.3MB

Download
memory/2728-147-0x0000000002AD0000-0x0000000002B5F000-memory.dmp

Filesize
572KB

Download
memory/2728-149-0x0000000000BB0000-0x0000000000BDD000-memory.dmp

Filesize
180KB

Download
memory/2880-139-0x00000000012A0000-0x00000000015EA000-memory.dmp

Filesize
3.3MB

Download
memory/2880-140-0x0000000000C50000-0x0000000000C60000-memory.dmp

Filesize
64KB

Download
memory/2880-138-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2880-143-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2880-137-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2880-135-0x00000000004012E0-mapping.dmp

Download
memory/2880-134-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download