c6d746c1cfde6d2f1d19a371be49f86cb8baf750f3678fdeea5803dea510a0d2

Analysis

max time kernel
150s
max time network
155s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
14-10-2022 17:56

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General

Target

file.exe
Size

603KB
MD5

dd1ad945db47825113b0e951efc4329e
SHA1

c4a2434faf1e56b006e66bbfdf00b6b338d5412c
SHA256

c6d746c1cfde6d2f1d19a371be49f86cb8baf750f3678fdeea5803dea510a0d2
SHA512

2369cf1deaa2d656eb84811f08103ba632e4b11b8347139b4a821d96a36379576905cfa188825a774a7cfffe33f4348d396dbde0b4b0c3ab31b33503bc1f6b9d
SSDEEP

1536:srae78zjORCDGwfdCSog01313hEs5gQOcIKMJ+8P:0ahKyd2n31xd55OcIKMJ+8P

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

perfofov.exe

pid process

944 perfofov.exe

pid	process
944	perfofov.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

file.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce	file.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	file.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

perfofov.exe

description pid process

Token: SeDebugPrivilege 944 perfofov.exe

description	pid	process
Token: SeDebugPrivilege	944	perfofov.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

file.exe

description	pid	process	target process
PID 852 wrote to memory of 944	852	file.exe	perfofov.exe
PID 852 wrote to memory of 944	852	file.exe	perfofov.exe
PID 852 wrote to memory of 944	852	file.exe	perfofov.exe
PID 852 wrote to memory of 944	852	file.exe	perfofov.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:852

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\perfofov.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\perfofov.exe
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:944

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

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

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\perfofov.exe
Filesize
333.8MB

MD5
41be89e700a570e385aad7875f1fa3f2

SHA1
efa1cbab2e7edcb50b340682704ce7a01667590d

SHA256
a53c6bf724eaacefc624728f76444340827fcea7072b60d4cf980f9a2bc1c023

SHA512
c99bd6d21f07de196d588ad1a7e2e715dc85ce33b18fcd1f67bfa526255c6dbaefee3349eeb9d0a169e0ddc75a2d73931db75de08e29bd8f2b0055f4fbd8881b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\perfofov.exe
Filesize
333.8MB

MD5
41be89e700a570e385aad7875f1fa3f2

SHA1
efa1cbab2e7edcb50b340682704ce7a01667590d

SHA256
a53c6bf724eaacefc624728f76444340827fcea7072b60d4cf980f9a2bc1c023

SHA512
c99bd6d21f07de196d588ad1a7e2e715dc85ce33b18fcd1f67bfa526255c6dbaefee3349eeb9d0a169e0ddc75a2d73931db75de08e29bd8f2b0055f4fbd8881b

Download Submit
memory/944-54-0x0000000000000000-mapping.dmp

Download
memory/944-57-0x0000000000F60000-0x0000000000F68000-memory.dmp

Filesize
32KB

Download
memory/944-58-0x0000000074E41000-0x0000000074E43000-memory.dmp

Filesize
8KB

Download