8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d

General

Target

8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe
Size

342KB
MD5

e8cb3e221ca36519d900f204406518fc
SHA1

29ec5052ba21c7ed1b664ba0806135abe757065a
SHA256

8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d
SHA512

b150e67d365689901493b53f98c7ce8ec754257a9930a1879bc94aa493092fad1061ae225976b69080e77a1bb3b550a651a32671921b1771594eb904fcc5dac2
SSDEEP

6144:bby133RjEptwxaf4mhixVlb2L9rGjGrS:bbi33RjEptwxaf4mhIVlb2kjGm

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4632	raidhost.exe
4680	raidhost.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5072-133-0x0000000000400000-0x0000000000457000-memory.dmp	upx
behavioral2/memory/5072-135-0x0000000000400000-0x0000000000457000-memory.dmp	upx
behavioral2/memory/5072-136-0x0000000000400000-0x0000000000457000-memory.dmp	upx
behavioral2/memory/5072-137-0x0000000000400000-0x0000000000457000-memory.dmp	upx
behavioral2/memory/5072-138-0x0000000000400000-0x0000000000457000-memory.dmp	upx
behavioral2/memory/5072-142-0x0000000000400000-0x0000000000457000-memory.dmp	upx
behavioral2/memory/4680-149-0x0000000000400000-0x0000000000457000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\	8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\raidhost = "raidhost.exe"	8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2184 set thread context of 5072	2184	8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe	79
PID 4632 set thread context of 4680	4632	raidhost.exe	81

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\raidhost.exe	8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe
File opened for modification	C:\Windows\raidhost.exe	8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2184 wrote to memory of 5072	2184	8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe	79
PID 2184 wrote to memory of 5072	2184	8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe	79
PID 2184 wrote to memory of 5072	2184	8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe	79
PID 2184 wrote to memory of 5072	2184	8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe	79
PID 2184 wrote to memory of 5072	2184	8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe	79
PID 5072 wrote to memory of 4632	5072	8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe	80
PID 5072 wrote to memory of 4632	5072	8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe	80
PID 5072 wrote to memory of 4632	5072	8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe	80
PID 4632 wrote to memory of 4680	4632	raidhost.exe	81
PID 4632 wrote to memory of 4680	4632	raidhost.exe	81
PID 4632 wrote to memory of 4680	4632	raidhost.exe	81
PID 4632 wrote to memory of 4680	4632	raidhost.exe	81
PID 4632 wrote to memory of 4680	4632	raidhost.exe	81

C:\Users\Admin\AppData\Local\Temp\8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe
"C:\Users\Admin\AppData\Local\Temp\8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2184
- C:\Users\Admin\AppData\Local\Temp\8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe
  "C:\Users\Admin\AppData\Local\Temp\8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d.exe"
  2⤵
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:5072
- - C:\Windows\raidhost.exe
    "C:\Windows\raidhost.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:4632
  - - C:\Windows\raidhost.exe
      "C:\Windows\raidhost.exe"
      4⤵
      Executes dropped EXE
      PID:4680

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\raidhost.exe

Filesize
342KB

MD5
e8cb3e221ca36519d900f204406518fc

SHA1
29ec5052ba21c7ed1b664ba0806135abe757065a

SHA256
8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d

SHA512
b150e67d365689901493b53f98c7ce8ec754257a9930a1879bc94aa493092fad1061ae225976b69080e77a1bb3b550a651a32671921b1771594eb904fcc5dac2

Download Submit
C:\Windows\raidhost.exe

Filesize
342KB

MD5
e8cb3e221ca36519d900f204406518fc

SHA1
29ec5052ba21c7ed1b664ba0806135abe757065a

SHA256
8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d

SHA512
b150e67d365689901493b53f98c7ce8ec754257a9930a1879bc94aa493092fad1061ae225976b69080e77a1bb3b550a651a32671921b1771594eb904fcc5dac2

Download Submit
C:\Windows\raidhost.exe

Filesize
342KB

MD5
e8cb3e221ca36519d900f204406518fc

SHA1
29ec5052ba21c7ed1b664ba0806135abe757065a

SHA256
8bfbe52669afca42a31df6b264384a171918d40680a4cf1ca9fdc1e6390bb92d

SHA512
b150e67d365689901493b53f98c7ce8ec754257a9930a1879bc94aa493092fad1061ae225976b69080e77a1bb3b550a651a32671921b1771594eb904fcc5dac2

Download Submit
memory/4680-149-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/5072-136-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/5072-138-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/5072-137-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/5072-142-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/5072-135-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/5072-133-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download

Analysis

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