4fc506d0810ba53a6ad690c0119afc74bd18768c2d66ca1c6a78abe4b0c0c797

Analysis

max time kernel
152s
max time network
144s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
29/02/2024, 08:10

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General

Target

ae188c83f4a3da196407f1c312d57f07.exe
Size

270KB
MD5

ae188c83f4a3da196407f1c312d57f07
SHA1

e981f1edfe3cc090b86452c3c7ae682c3a3e5973
SHA256

4fc506d0810ba53a6ad690c0119afc74bd18768c2d66ca1c6a78abe4b0c0c797
SHA512

53f5144d01909885b35e3963ca01f09b7fec22576a154c52dfffa622ade361e4194e16d15819c56daf68c152261f93a257c62a08bbe2ac52d294160ace753f37
SSDEEP

6144:/tjpxeyqvoArlO+Beip2/pWTxq/fnx7GDrRcJIcxyCq0hzfl:lAvo8nVq/PERcHxywl

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2560	riwiy.exe

Loads dropped DLL 2 IoCs

pid	Process
2444	ae188c83f4a3da196407f1c312d57f07.exe
2444	ae188c83f4a3da196407f1c312d57f07.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows\CurrentVersion\Run\{716CE7C8-8449-AD4E-8B2B-CDD0BB2BEECD} = "C:\\Users\\Admin\\AppData\\Roaming\\Peve\\riwiy.exe"	riwiy.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2444 set thread context of 2632	2444	ae188c83f4a3da196407f1c312d57f07.exe	29

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1444	2632	WerFault.exe	29

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Internet Explorer\Privacy	ae188c83f4a3da196407f1c312d57f07.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0"	ae188c83f4a3da196407f1c312d57f07.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe
2560	riwiy.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2444	ae188c83f4a3da196407f1c312d57f07.exe
2560	riwiy.exe

Suspicious use of WriteProcessMemory 52 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 2560	2444	ae188c83f4a3da196407f1c312d57f07.exe	28
PID 2444 wrote to memory of 2560	2444	ae188c83f4a3da196407f1c312d57f07.exe	28
PID 2444 wrote to memory of 2560	2444	ae188c83f4a3da196407f1c312d57f07.exe	28
PID 2444 wrote to memory of 2560	2444	ae188c83f4a3da196407f1c312d57f07.exe	28
PID 2560 wrote to memory of 1084	2560	riwiy.exe	13
PID 2560 wrote to memory of 1084	2560	riwiy.exe	13
PID 2560 wrote to memory of 1084	2560	riwiy.exe	13
PID 2560 wrote to memory of 1084	2560	riwiy.exe	13
PID 2560 wrote to memory of 1084	2560	riwiy.exe	13
PID 2560 wrote to memory of 1164	2560	riwiy.exe	11
PID 2560 wrote to memory of 1164	2560	riwiy.exe	11
PID 2560 wrote to memory of 1164	2560	riwiy.exe	11
PID 2560 wrote to memory of 1164	2560	riwiy.exe	11
PID 2560 wrote to memory of 1164	2560	riwiy.exe	11
PID 2560 wrote to memory of 1192	2560	riwiy.exe	10
PID 2560 wrote to memory of 1192	2560	riwiy.exe	10
PID 2560 wrote to memory of 1192	2560	riwiy.exe	10
PID 2560 wrote to memory of 1192	2560	riwiy.exe	10
PID 2560 wrote to memory of 1192	2560	riwiy.exe	10
PID 2560 wrote to memory of 1732	2560	riwiy.exe	9
PID 2560 wrote to memory of 1732	2560	riwiy.exe	9
PID 2560 wrote to memory of 1732	2560	riwiy.exe	9
PID 2560 wrote to memory of 1732	2560	riwiy.exe	9
PID 2560 wrote to memory of 1732	2560	riwiy.exe	9
PID 2560 wrote to memory of 2444	2560	riwiy.exe	15
PID 2560 wrote to memory of 2444	2560	riwiy.exe	15
PID 2560 wrote to memory of 2444	2560	riwiy.exe	15
PID 2560 wrote to memory of 2444	2560	riwiy.exe	15
PID 2560 wrote to memory of 2444	2560	riwiy.exe	15
PID 2444 wrote to memory of 2632	2444	ae188c83f4a3da196407f1c312d57f07.exe	29
PID 2444 wrote to memory of 2632	2444	ae188c83f4a3da196407f1c312d57f07.exe	29
PID 2444 wrote to memory of 2632	2444	ae188c83f4a3da196407f1c312d57f07.exe	29
PID 2444 wrote to memory of 2632	2444	ae188c83f4a3da196407f1c312d57f07.exe	29
PID 2444 wrote to memory of 2632	2444	ae188c83f4a3da196407f1c312d57f07.exe	29
PID 2444 wrote to memory of 2632	2444	ae188c83f4a3da196407f1c312d57f07.exe	29
PID 2444 wrote to memory of 2632	2444	ae188c83f4a3da196407f1c312d57f07.exe	29
PID 2444 wrote to memory of 2632	2444	ae188c83f4a3da196407f1c312d57f07.exe	29
PID 2444 wrote to memory of 2632	2444	ae188c83f4a3da196407f1c312d57f07.exe	29
PID 2632 wrote to memory of 1444	2632	cmd.exe	31
PID 2632 wrote to memory of 1444	2632	cmd.exe	31
PID 2632 wrote to memory of 1444	2632	cmd.exe	31
PID 2632 wrote to memory of 1444	2632	cmd.exe	31
PID 2560 wrote to memory of 1544	2560	riwiy.exe	30
PID 2560 wrote to memory of 1544	2560	riwiy.exe	30
PID 2560 wrote to memory of 1544	2560	riwiy.exe	30
PID 2560 wrote to memory of 1544	2560	riwiy.exe	30
PID 2560 wrote to memory of 1544	2560	riwiy.exe	30
PID 2560 wrote to memory of 1444	2560	riwiy.exe	31
PID 2560 wrote to memory of 1444	2560	riwiy.exe	31
PID 2560 wrote to memory of 1444	2560	riwiy.exe	31
PID 2560 wrote to memory of 1444	2560	riwiy.exe	31
PID 2560 wrote to memory of 1444	2560	riwiy.exe	31

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1732

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\ae188c83f4a3da196407f1c312d57f07.exe
  "C:\Users\Admin\AppData\Local\Temp\ae188c83f4a3da196407f1c312d57f07.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:2444
- - C:\Users\Admin\AppData\Roaming\Peve\riwiy.exe
    "C:\Users\Admin\AppData\Roaming\Peve\riwiy.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of UnmapMainImage
    - Suspicious use of WriteProcessMemory
    PID:2560
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp02ff9f32.bat"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2632
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2632 -s 116
      4⤵
      Program crash
      PID:1444

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1084

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "1330239605-1217483278268509007971554122-873067105665237547819722134940400313"
1⤵
PID:1544

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Roaming\Peve\riwiy.exe

Filesize
270KB

MD5
9614a71edaca63389e64da73ddacc5da

SHA1
75f094cae51ecb345ff4cdd80ef3afe6f565d913

SHA256
efcaa2bc1669d6860180d30bbdbe05aa6c2f74e27adb44f619a77566e68b7597

SHA512
fd802f6974441721337a97a4c7fed74a5737e9d60009f9b8ca08ebd0aadd0d6e3bf601acae0194697d3b60c1999094013830c10e7946eb085a13c89a11061d50

Download Submit
memory/1084-21-0x0000000001EB0000-0x0000000001EF2000-memory.dmp

Filesize
264KB

Download
memory/1084-31-0x0000000001EB0000-0x0000000001EF2000-memory.dmp

Filesize
264KB

Download
memory/1084-29-0x0000000001EB0000-0x0000000001EF2000-memory.dmp

Filesize
264KB

Download
memory/1084-27-0x0000000001EB0000-0x0000000001EF2000-memory.dmp

Filesize
264KB

Download
memory/1084-24-0x0000000001EB0000-0x0000000001EF2000-memory.dmp

Filesize
264KB

Download
memory/1164-34-0x0000000001E30000-0x0000000001E72000-memory.dmp

Filesize
264KB

Download
memory/1164-35-0x0000000001E30000-0x0000000001E72000-memory.dmp

Filesize
264KB

Download
memory/1164-36-0x0000000001E30000-0x0000000001E72000-memory.dmp

Filesize
264KB

Download
memory/1164-37-0x0000000001E30000-0x0000000001E72000-memory.dmp

Filesize
264KB

Download
memory/1192-41-0x0000000002A20000-0x0000000002A62000-memory.dmp

Filesize
264KB

Download
memory/1192-42-0x0000000002A20000-0x0000000002A62000-memory.dmp

Filesize
264KB

Download
memory/1192-40-0x0000000002A20000-0x0000000002A62000-memory.dmp

Filesize
264KB

Download
memory/1192-39-0x0000000002A20000-0x0000000002A62000-memory.dmp

Filesize
264KB

Download
memory/1444-190-0x0000000000B20000-0x0000000000B62000-memory.dmp

Filesize
264KB

Download
memory/1444-286-0x0000000077750000-0x0000000077751000-memory.dmp

Filesize
4KB

Download
memory/1444-288-0x0000000000B70000-0x0000000000B71000-memory.dmp

Filesize
4KB

Download
memory/1444-291-0x0000000000B20000-0x0000000000B62000-memory.dmp

Filesize
264KB

Download
memory/1732-45-0x0000000000250000-0x0000000000292000-memory.dmp

Filesize
264KB

Download
memory/1732-47-0x0000000000250000-0x0000000000292000-memory.dmp

Filesize
264KB

Download
memory/1732-49-0x0000000000250000-0x0000000000292000-memory.dmp

Filesize
264KB

Download
memory/1732-51-0x0000000000250000-0x0000000000292000-memory.dmp

Filesize
264KB

Download
memory/2444-23-0x0000000001F00000-0x0000000001F46000-memory.dmp

Filesize
280KB

Download
memory/2444-68-0x0000000077750000-0x0000000077751000-memory.dmp

Filesize
4KB

Download
memory/2444-0-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/2444-1-0x0000000000270000-0x00000000002B2000-memory.dmp

Filesize
264KB

Download
memory/2444-2-0x0000000000360000-0x00000000003A6000-memory.dmp

Filesize
280KB

Download
memory/2444-3-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2444-11-0x0000000001F00000-0x0000000001F46000-memory.dmp

Filesize
280KB

Download
memory/2444-6-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2444-5-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2444-55-0x0000000001F00000-0x0000000001F42000-memory.dmp

Filesize
264KB

Download
memory/2444-56-0x0000000001F00000-0x0000000001F42000-memory.dmp

Filesize
264KB

Download
memory/2444-57-0x0000000001F00000-0x0000000001F42000-memory.dmp

Filesize
264KB

Download
memory/2444-58-0x0000000001F00000-0x0000000001F42000-memory.dmp

Filesize
264KB

Download
memory/2444-59-0x0000000001F00000-0x0000000001F42000-memory.dmp

Filesize
264KB

Download
memory/2444-62-0x0000000077750000-0x0000000077751000-memory.dmp

Filesize
4KB

Download
memory/2444-61-0x0000000001F00000-0x0000000001F42000-memory.dmp

Filesize
264KB

Download
memory/2444-60-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2444-64-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2444-66-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2444-4-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2444-69-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2444-71-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2444-73-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2444-75-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2444-77-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2444-79-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2444-81-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2444-83-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2444-85-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2444-87-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2444-155-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2444-176-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2444-177-0x0000000000360000-0x00000000003A6000-memory.dmp

Filesize
280KB

Download
memory/2444-178-0x0000000001F00000-0x0000000001F42000-memory.dmp

Filesize
264KB

Download
memory/2560-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2560-285-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2560-17-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/2560-18-0x0000000000380000-0x00000000003C6000-memory.dmp

Filesize
280KB

Download
memory/2560-25-0x0000000000270000-0x00000000002B2000-memory.dmp

Filesize
264KB

Download