2f57aedc9fcd87aa0ab8e5c37f91de311397fed39b77ec1cc302c11c270f94d4

Analysis

max time kernel
149s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
25/05/2024, 20:06

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General

Target

2f57aedc9fcd87aa0ab8e5c37f91de311397fed39b77ec1cc302c11c270f94d4.exe
Size

260KB
MD5

441001c42c7e3069d6f73e8bf47e2251
SHA1

dec479001b3ff2b03290b07af844aeedf85989bf
SHA256

2f57aedc9fcd87aa0ab8e5c37f91de311397fed39b77ec1cc302c11c270f94d4
SHA512

3ec5a56da659eec8d18511c4ac696757b65acab12b57dbd7b0f86c61db0c4162bbde2231eae8b1d7facb967ef4ebec8a2d4eea8dc29bf228878caaf36e38d3d2
SSDEEP

6144:BompWUZGx+fV+3IGsxOnUY59x+LxUTsFCejM:Bo8W00wVUIfkU43O2ToM

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
4852	appisist.exe
3096	Cameoker.exe
1800	~58FD.tmp

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-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\choiinst = "C:\\Users\\Admin\\AppData\\Roaming\\mfpmcher\\appisist.exe"	2f57aedc9fcd87aa0ab8e5c37f91de311397fed39b77ec1cc302c11c270f94d4.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Cameoker.exe	2f57aedc9fcd87aa0ab8e5c37f91de311397fed39b77ec1cc302c11c270f94d4.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4060	216	WerFault.exe	82

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4852	appisist.exe
4852	appisist.exe
3096	Cameoker.exe
3096	Cameoker.exe
3432	Explorer.EXE
3432	Explorer.EXE
3096	Cameoker.exe
3096	Cameoker.exe
3432	Explorer.EXE
3432	Explorer.EXE
3096	Cameoker.exe
3096	Cameoker.exe
3432	Explorer.EXE
3432	Explorer.EXE
3096	Cameoker.exe
3096	Cameoker.exe
3432	Explorer.EXE
3432	Explorer.EXE
3096	Cameoker.exe
3096	Cameoker.exe
3432	Explorer.EXE
3432	Explorer.EXE
3096	Cameoker.exe
3096	Cameoker.exe
3432	Explorer.EXE
3432	Explorer.EXE
3096	Cameoker.exe
3096	Cameoker.exe
3432	Explorer.EXE
3432	Explorer.EXE
3096	Cameoker.exe
3096	Cameoker.exe
3432	Explorer.EXE
3432	Explorer.EXE
3096	Cameoker.exe
3096	Cameoker.exe
3432	Explorer.EXE
3432	Explorer.EXE
3096	Cameoker.exe
3096	Cameoker.exe
3432	Explorer.EXE
3432	Explorer.EXE
3096	Cameoker.exe
3096	Cameoker.exe
3432	Explorer.EXE
3432	Explorer.EXE
3096	Cameoker.exe
3096	Cameoker.exe
3432	Explorer.EXE
3432	Explorer.EXE
3096	Cameoker.exe
3096	Cameoker.exe
3432	Explorer.EXE
3432	Explorer.EXE
3096	Cameoker.exe
3096	Cameoker.exe
3432	Explorer.EXE
3432	Explorer.EXE
3096	Cameoker.exe
3096	Cameoker.exe
3432	Explorer.EXE
3432	Explorer.EXE
3096	Cameoker.exe
3096	Cameoker.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4852	appisist.exe
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3432	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 216 wrote to memory of 4852	216	2f57aedc9fcd87aa0ab8e5c37f91de311397fed39b77ec1cc302c11c270f94d4.exe	86
PID 216 wrote to memory of 4852	216	2f57aedc9fcd87aa0ab8e5c37f91de311397fed39b77ec1cc302c11c270f94d4.exe	86
PID 216 wrote to memory of 4852	216	2f57aedc9fcd87aa0ab8e5c37f91de311397fed39b77ec1cc302c11c270f94d4.exe	86
PID 4852 wrote to memory of 1800	4852	appisist.exe	88
PID 4852 wrote to memory of 1800	4852	appisist.exe	88
PID 1800 wrote to memory of 3432	1800	~58FD.tmp	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3432
- C:\Users\Admin\AppData\Local\Temp\2f57aedc9fcd87aa0ab8e5c37f91de311397fed39b77ec1cc302c11c270f94d4.exe
  "C:\Users\Admin\AppData\Local\Temp\2f57aedc9fcd87aa0ab8e5c37f91de311397fed39b77ec1cc302c11c270f94d4.exe"
  2⤵
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:216
- - C:\Users\Admin\AppData\Roaming\mfpmcher\appisist.exe
    "C:\Users\Admin\AppData\Roaming\mfpmcher"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4852
  - - C:\Users\Admin\AppData\Local\Temp\~58FD.tmp
      3432 266248 4852 1
      4⤵
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:1800
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 216 -s 624
    3⤵
    - Program crash
    PID:4060

C:\Windows\SysWOW64\Cameoker.exe
C:\Windows\SysWOW64\Cameoker.exe -s
1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:3096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 216 -ip 216
1⤵
PID:3260

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

C:\Users\Admin\AppData\Local\Temp\~58FD.tmp

Filesize
8KB

MD5
aac3165ece2959f39ff98334618d10d9

SHA1
020a191bfdc70c1fbd3bf74cd7479258bd197f51

SHA256
96fa6a7714670823c83099ea01d24d6d3ae8fef027f01a4ddac14f123b1c9974

SHA512
9eb876812a6a13dd4b090788c2b1d9e9a2e25370598ed5c040f82e6f378edc4b78d58bc8f60d5a559ea57b1edcf3a144bfe09454a9928997173db8279d5b40cf

Download Submit
C:\Users\Admin\AppData\Roaming\mfpmcher\appisist.exe

Filesize
260KB

MD5
40b44af8e65b84cd3f8da2d14a644eca

SHA1
15e1b336de1ba1dfbc57f12e084360c027bd63bd

SHA256
ca67357dbec69132460717c346063387418b85eeb5b71c6cbcf31b7008ea1762

SHA512
d9c9d42b00dc727737ce8539f26cb34e7f6ee47e87ed49687ebc8c7458dd5d0cfb0ccad297e167b57d3ce5509627bf7b6ddae7fd5bd3eab719a4d8c285a082d5

Download Submit
memory/216-27-0x00000000005A0000-0x00000000005EB000-memory.dmp

Filesize
300KB

Download
memory/216-0-0x0000000000430000-0x0000000000475000-memory.dmp

Filesize
276KB

Download
memory/216-1-0x00000000005A0000-0x00000000005EB000-memory.dmp

Filesize
300KB

Download
memory/3096-17-0x00000000013E0000-0x00000000013E6000-memory.dmp

Filesize
24KB

Download
memory/3096-16-0x0000000001430000-0x0000000001436000-memory.dmp

Filesize
24KB

Download
memory/3096-15-0x00000000013E0000-0x00000000013E6000-memory.dmp

Filesize
24KB

Download
memory/3096-14-0x0000000000F60000-0x0000000000FAB000-memory.dmp

Filesize
300KB

Download
memory/3096-13-0x0000000000B50000-0x0000000000B95000-memory.dmp

Filesize
276KB

Download
memory/3096-28-0x00000000013E0000-0x00000000013E6000-memory.dmp

Filesize
24KB

Download
memory/3432-20-0x00000000046D0000-0x0000000004721000-memory.dmp

Filesize
324KB

Download
memory/3432-22-0x00000000046D0000-0x0000000004721000-memory.dmp

Filesize
324KB

Download
memory/3432-23-0x0000000000CA0000-0x0000000000CA6000-memory.dmp

Filesize
24KB

Download
memory/3432-24-0x0000000002610000-0x000000000261D000-memory.dmp

Filesize
52KB

Download
memory/4852-11-0x00000000008D0000-0x000000000091B000-memory.dmp

Filesize
300KB

Download
memory/4852-10-0x0000000000F40000-0x0000000000F85000-memory.dmp

Filesize
276KB

Download