361f655443d82223cb400c562c8d1dd39d9ac4e78b8b729895de156640b3533b

Analysis

max time kernel
8s
max time network
111s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2023 07:08

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General

Target

2cc787364e1a13f7316c3c7b0c2b5682.exe
Size

1.5MB
MD5

2cc787364e1a13f7316c3c7b0c2b5682
SHA1

58d9a3d4f218c7ea97e9e97a824ed48ff5d8ef45
SHA256

361f655443d82223cb400c562c8d1dd39d9ac4e78b8b729895de156640b3533b
SHA512

8da6d8640e1a2b202f4ece2ce6f4bec3529bd06fa20516773e26faa20abe52c2c5ff829dc710e8adcb3aac1640ab180a4c8ae9f0cb5864cb36392af0d4c1894e
SSDEEP

24576:tEq+SvOmaZB/3ZfBjoLH7cjukL21A7n7tE2M7s55W6hRH6zERLyTRcjukL2Y:eq+SW1B/JfBEncakL3tE2M7s55W6hRHZ

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2644	2cc787364e1a13f7316c3c7b0c2b5682.exe

Executes dropped EXE 1 IoCs

pid	Process
2644	2cc787364e1a13f7316c3c7b0c2b5682.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1472-0-0x0000000000400000-0x000000000065C000-memory.dmp	upx
behavioral2/files/0x000c00000002316a-12.dat	upx

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Program crash 3 IoCs

pid	pid_target	Process	procid_target
1264	2644	WerFault.exe
4996	2644	WerFault.exe
2704	2644	WerFault.exe	33

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
924	schtasks.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1472	2cc787364e1a13f7316c3c7b0c2b5682.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1472	2cc787364e1a13f7316c3c7b0c2b5682.exe
2644	2cc787364e1a13f7316c3c7b0c2b5682.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1472 wrote to memory of 2644	1472	2cc787364e1a13f7316c3c7b0c2b5682.exe	33
PID 1472 wrote to memory of 2644	1472	2cc787364e1a13f7316c3c7b0c2b5682.exe	33
PID 1472 wrote to memory of 2644	1472	2cc787364e1a13f7316c3c7b0c2b5682.exe	33
PID 2644 wrote to memory of 924	2644	2cc787364e1a13f7316c3c7b0c2b5682.exe	32
PID 2644 wrote to memory of 924	2644	2cc787364e1a13f7316c3c7b0c2b5682.exe	32
PID 2644 wrote to memory of 924	2644	2cc787364e1a13f7316c3c7b0c2b5682.exe	32
PID 2644 wrote to memory of 1076	2644	2cc787364e1a13f7316c3c7b0c2b5682.exe	28
PID 2644 wrote to memory of 1076	2644	2cc787364e1a13f7316c3c7b0c2b5682.exe	28
PID 2644 wrote to memory of 1076	2644	2cc787364e1a13f7316c3c7b0c2b5682.exe	28
PID 1076 wrote to memory of 3452	1076	cmd.exe	27
PID 1076 wrote to memory of 3452	1076	cmd.exe	27
PID 1076 wrote to memory of 3452	1076	cmd.exe	27

C:\Users\Admin\AppData\Local\Temp\2cc787364e1a13f7316c3c7b0c2b5682.exe
"C:\Users\Admin\AppData\Local\Temp\2cc787364e1a13f7316c3c7b0c2b5682.exe"
1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1472
- C:\Users\Admin\AppData\Local\Temp\2cc787364e1a13f7316c3c7b0c2b5682.exe
  C:\Users\Admin\AppData\Local\Temp\2cc787364e1a13f7316c3c7b0c2b5682.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:2644
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2644 -s 1000
    3⤵
    - Program crash
    PID:2704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2644 -ip 2644
1⤵
PID:3224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2644 -s 608
1⤵
- Program crash
PID:1264

C:\Windows\SysWOW64\schtasks.exe
schtasks.exe /Query /XML /TN qPTTkyZ9c33c
1⤵
PID:3452

C:\Windows\SysWOW64\cmd.exe
cmd.exe /c schtasks.exe /Query /XML /TN qPTTkyZ9c33c > C:\Users\Admin\AppData\Local\Temp\2lsNvPcS.xml
1⤵
- Suspicious use of WriteProcessMemory
PID:1076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2644 -s 648
1⤵
- Program crash
PID:4996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2644 -ip 2644
1⤵
PID:1300

C:\Windows\SysWOW64\schtasks.exe
schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\2cc787364e1a13f7316c3c7b0c2b5682.exe" /TN qPTTkyZ9c33c /F
1⤵
- Creates scheduled task(s)
PID:924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2644 -ip 2644
1⤵
PID:2792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

memory/1472-0-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/1472-1-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/1472-13-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/1472-2-0x0000000025010000-0x000000002508E000-memory.dmp

Filesize
504KB

Download
memory/2644-15-0x0000000023FD0000-0x000000002404E000-memory.dmp

Filesize
504KB

Download
memory/2644-23-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2644-22-0x00000000004B0000-0x000000000051B000-memory.dmp

Filesize
428KB

Download
memory/2644-18-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2644-32-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads