f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6

Analysis

max time kernel
29s
max time network
33s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
24-11-2022 01:13

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General

Target

f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe
Size

107KB
MD5

27b08c0be33b835fc3355dda24644f7e
SHA1

c1521ba573cc602624c4abde43c95ef656f5f9da
SHA256

f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6
SHA512

83e78f564172cd52b57b703364445cbfbdaee50b78549c197ffb2a4afa365fe89d0802442d303b50b66e6b083be1a149cc1c4090880b6199e40787a9173037a2
SSDEEP

3072:WK1V6kc49R/dMMMMMM2MMMMMZ1RJaq3vluMJMEfleju:WK18kRRVMMMMMM2MMMMMbUMNlAu

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows\CurrentVersion\Run\Serverx = "C:\\Windows\\system32\\Serverx.exe"	f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe

Drops file in System32 directory 2 IoCs

Processes:

f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe

description	ioc	process
File created	C:\Windows\SysWOW64\Serverx.exe	f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe
File opened for modification	C:\Windows\SysWOW64\Serverx.exe	f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe

description	pid	process	target process
PID 2020 wrote to memory of 2036	2020	f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe	f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe
PID 2020 wrote to memory of 2036	2020	f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe	f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe
PID 2020 wrote to memory of 2036	2020	f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe	f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe
PID 2020 wrote to memory of 2036	2020	f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe	f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe
PID 2020 wrote to memory of 1280	2020	f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe	Explorer.EXE
PID 2020 wrote to memory of 1280	2020	f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1280

C:\Users\Admin\AppData\Local\Temp\f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe
"C:\Users\Admin\AppData\Local\Temp\f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe"
2⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2020

C:\Users\Admin\AppData\Local\Temp\f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe
"C:\Users\Admin\AppData\Local\Temp\f79903445ac97bc1f62df9589e08b9cb843beb9f3dcb6f717c66943634893dd6.exe"
3⤵
PID:2036

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

memory/1280-59-0x00000000025D0000-0x00000000025D1000-memory.dmp

Filesize
4KB

Download
memory/2020-54-0x0000000075C21000-0x0000000075C23000-memory.dmp

Filesize
8KB

Download
memory/2020-58-0x0000000000170000-0x0000000000192000-memory.dmp

Filesize
136KB

Download
memory/2020-61-0x0000000001000000-0x0000000001022000-memory.dmp

Filesize
136KB

Download
memory/2036-55-0x0000000000000000-mapping.dmp

Download
memory/2036-57-0x0000000001000000-0x0000000001022000-memory.dmp

Filesize
136KB

Download