bc7dd5d2fcb072941a2aa9752d0ec8e0933d0ee5406b0d117d9c455083e835d6

Analysis

max time kernel
32s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 13:52

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General

Target

bc7dd5d2fcb072941a2aa9752d0ec8e0933d0ee5406b0d117d9c455083e835d6.exe
Size

134KB
MD5

99a307128daa407147d1c69d2824d703
SHA1

2e3e8a3454262016d1d453c702a0dc8b42e29d5f
SHA256

bc7dd5d2fcb072941a2aa9752d0ec8e0933d0ee5406b0d117d9c455083e835d6
SHA512

06dd4db7a2664f66c5c8340aae5ee4b7cd928e20a02bb1451db868ea36159d6a5f4901fa881631ca6d9bd0ec290fc36c04be90c3cc75cb164ea2a247549add64
SSDEEP

3072:YRtkipdQ9dsMMIPM0tMspHOpwYxwcOiXclV:GKlt3HMwItOi

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

adobeflash.exe

pid process

1672 adobeflash.exe

pid	process
1672	adobeflash.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

bc7dd5d2fcb072941a2aa9752d0ec8e0933d0ee5406b0d117d9c455083e835d6.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\adobeflash = "C:\\Users\\Admin\\AppData\\Roaming\\adobeflash.exe"	bc7dd5d2fcb072941a2aa9752d0ec8e0933d0ee5406b0d117d9c455083e835d6.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3432 1672 WerFault.exe adobeflash.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

adobeflash.exe

description pid process

Token: SeDebugPrivilege 1672 adobeflash.exe

pid	pid_target	process	target process
3432	1672	WerFault.exe	adobeflash.exe

description	pid	process
Token: SeDebugPrivilege	1672	adobeflash.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

bc7dd5d2fcb072941a2aa9752d0ec8e0933d0ee5406b0d117d9c455083e835d6.exe

description	pid	process	target process
PID 5064 wrote to memory of 1672	5064	bc7dd5d2fcb072941a2aa9752d0ec8e0933d0ee5406b0d117d9c455083e835d6.exe	adobeflash.exe
PID 5064 wrote to memory of 1672	5064	bc7dd5d2fcb072941a2aa9752d0ec8e0933d0ee5406b0d117d9c455083e835d6.exe	adobeflash.exe
PID 5064 wrote to memory of 1672	5064	bc7dd5d2fcb072941a2aa9752d0ec8e0933d0ee5406b0d117d9c455083e835d6.exe	adobeflash.exe

C:\Users\Admin\AppData\Local\Temp\bc7dd5d2fcb072941a2aa9752d0ec8e0933d0ee5406b0d117d9c455083e835d6.exe
"C:\Users\Admin\AppData\Local\Temp\bc7dd5d2fcb072941a2aa9752d0ec8e0933d0ee5406b0d117d9c455083e835d6.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5064

C:\Users\Admin\AppData\Roaming\adobeflash.exe
alina=C:\Users\Admin\AppData\Local\Temp\bc7dd5d2fcb072941a2aa9752d0ec8e0933d0ee5406b0d117d9c455083e835d6.exe
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1672 -s 1188
3⤵
- Program crash
PID:3432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1672 -ip 1672
1⤵
PID:5092

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\adobeflash.exe
Filesize
134KB

MD5
99a307128daa407147d1c69d2824d703

SHA1
2e3e8a3454262016d1d453c702a0dc8b42e29d5f

SHA256
bc7dd5d2fcb072941a2aa9752d0ec8e0933d0ee5406b0d117d9c455083e835d6

SHA512
06dd4db7a2664f66c5c8340aae5ee4b7cd928e20a02bb1451db868ea36159d6a5f4901fa881631ca6d9bd0ec290fc36c04be90c3cc75cb164ea2a247549add64

Download Submit
C:\Users\Admin\AppData\Roaming\adobeflash.exe
Filesize
134KB

MD5
99a307128daa407147d1c69d2824d703

SHA1
2e3e8a3454262016d1d453c702a0dc8b42e29d5f

SHA256
bc7dd5d2fcb072941a2aa9752d0ec8e0933d0ee5406b0d117d9c455083e835d6

SHA512
06dd4db7a2664f66c5c8340aae5ee4b7cd928e20a02bb1451db868ea36159d6a5f4901fa881631ca6d9bd0ec290fc36c04be90c3cc75cb164ea2a247549add64

Download Submit
memory/1672-132-0x0000000000000000-mapping.dmp

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