parallax | cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432

Analysis

max time kernel
152s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
21-10-2022 03:46

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General

Target

cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe
Size

201KB
MD5

52af237493a34f17545b4886bdfb6df0
SHA1

e8c8a1f882456d04a847c3a4fc6fe085cfc37d47
SHA256

cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432
SHA512

f21efbc699b38f78be85ca2f242976d283992f9123a7b1390a6981948f9bc33e191d3706ea1ce85c2cd86c9eb1582d68c3b2d9a94dfb3c9c195d27bd7ffd1a6e
SSDEEP

6144:Hza2Nj+MLxwkcWTq/81DDiSTz9nqEja3TXU0xtF+:HqEjk7l7F+

Score

10^/10

parallax persistence rat upx

Malware Config

Signatures

ParallaxRat
ParallaxRat is a multipurpose RAT written in MASM.
rat parallax

Executes dropped EXE 2 IoCs

pid	Process
1764	security.exe
1132	security.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1524-59-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1524-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1524-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1524-65-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1524-66-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1524-69-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1524-108-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1132-110-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1132-112-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Loads dropped DLL 5 IoCs

pid	Process
1524	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe
1524	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe
1524	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe
1524	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe
1524	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe

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\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\Security = "C:\\Users\\Admin\\AppData\\Roaming\\Security\\security.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 996 set thread context of 1524	996	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe	27
PID 1764 set thread context of 1132	1764	security.exe	32
PID 1764 set thread context of 820	1764	security.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe
Token: SeDebugPrivilege	1132	security.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
996	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe
1524	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe
1764	security.exe
1132	security.exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 996 wrote to memory of 1524	996	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe	27
PID 996 wrote to memory of 1524	996	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe	27
PID 996 wrote to memory of 1524	996	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe	27
PID 996 wrote to memory of 1524	996	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe	27
PID 996 wrote to memory of 1524	996	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe	27
PID 996 wrote to memory of 1524	996	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe	27
PID 996 wrote to memory of 1524	996	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe	27
PID 996 wrote to memory of 1524	996	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe	27
PID 1524 wrote to memory of 1200	1524	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe	28
PID 1524 wrote to memory of 1200	1524	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe	28
PID 1524 wrote to memory of 1200	1524	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe	28
PID 1524 wrote to memory of 1200	1524	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe	28
PID 1200 wrote to memory of 1976	1200	cmd.exe	30
PID 1200 wrote to memory of 1976	1200	cmd.exe	30
PID 1200 wrote to memory of 1976	1200	cmd.exe	30
PID 1200 wrote to memory of 1976	1200	cmd.exe	30
PID 1524 wrote to memory of 1764	1524	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe	31
PID 1524 wrote to memory of 1764	1524	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe	31
PID 1524 wrote to memory of 1764	1524	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe	31
PID 1524 wrote to memory of 1764	1524	cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe	31
PID 1764 wrote to memory of 1132	1764	security.exe	32
PID 1764 wrote to memory of 1132	1764	security.exe	32
PID 1764 wrote to memory of 1132	1764	security.exe	32
PID 1764 wrote to memory of 1132	1764	security.exe	32
PID 1764 wrote to memory of 1132	1764	security.exe	32
PID 1764 wrote to memory of 1132	1764	security.exe	32
PID 1764 wrote to memory of 1132	1764	security.exe	32
PID 1764 wrote to memory of 1132	1764	security.exe	32
PID 1764 wrote to memory of 820	1764	security.exe	33
PID 1764 wrote to memory of 820	1764	security.exe	33
PID 1764 wrote to memory of 820	1764	security.exe	33
PID 1764 wrote to memory of 820	1764	security.exe	33
PID 1764 wrote to memory of 820	1764	security.exe	33
PID 1764 wrote to memory of 820	1764	security.exe	33
PID 1764 wrote to memory of 820	1764	security.exe	33
PID 1764 wrote to memory of 820	1764	security.exe	33
PID 1764 wrote to memory of 820	1764	security.exe	33

C:\Users\Admin\AppData\Local\Temp\cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe
"C:\Users\Admin\AppData\Local\Temp\cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:996
- C:\Users\Admin\AppData\Local\Temp\cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe
  "C:\Users\Admin\AppData\Local\Temp\cf574243c6f10df0e814e9a8d764e480a12fadb80944f62a0538114a7b839432.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1524
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\ITJFE.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1200
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Security" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Security\security.exe" /f
      4⤵
      Adds Run key to start application
      PID:1976
- - C:\Users\Admin\AppData\Roaming\Security\security.exe
    "C:\Users\Admin\AppData\Roaming\Security\security.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1764
  - - C:\Users\Admin\AppData\Roaming\Security\security.exe
      "C:\Users\Admin\AppData\Roaming\Security\security.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:1132
  - - C:\Windows\explorer.exe
      "C:\Windows\explorer.exe"
      4⤵
      PID:820

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\ITJFE.bat

Filesize
147B

MD5
6f473a1ba53e043362047f72e20b34f4

SHA1
e8f121a589e1207ed950453376ee1d21b1223835

SHA256
5fbce2c77a90ba9edbcf60be3851ab81633b7c10b1babb624d475c7be589de4b

SHA512
b4976d40bc708ae6cddf367a5382cd532e4cf235b848cdaa4e4d317e06d9126e50745a7772591bc21dc7380689f4399e57501b0aa73cd231bce32e22d53b0818

Download Submit
C:\Users\Admin\AppData\Roaming\Security\security.exe

Filesize
201KB

MD5
d0c3fdff8fc5afac5f4be6cce163390c

SHA1
38df9f21bc40e0a5e88ef7aed4f7749de9e6c8ba

SHA256
8fb85ea16fdc09797cbcece959efed4bafe74bb740bc7fc79242c26382c21fa9

SHA512
e543413dfe9aee2591b68b3d08e30bbeba842b27ed6529adc719b54e6f387cf3341d6a8e88566519f875e44fb21436211f2b074883d4a7c726b9ad446618ef0c

Download Submit
C:\Users\Admin\AppData\Roaming\Security\security.exe

Filesize
201KB

MD5
d0c3fdff8fc5afac5f4be6cce163390c

SHA1
38df9f21bc40e0a5e88ef7aed4f7749de9e6c8ba

SHA256
8fb85ea16fdc09797cbcece959efed4bafe74bb740bc7fc79242c26382c21fa9

SHA512
e543413dfe9aee2591b68b3d08e30bbeba842b27ed6529adc719b54e6f387cf3341d6a8e88566519f875e44fb21436211f2b074883d4a7c726b9ad446618ef0c

Download Submit
C:\Users\Admin\AppData\Roaming\Security\security.exe

Filesize
201KB

MD5
d0c3fdff8fc5afac5f4be6cce163390c

SHA1
38df9f21bc40e0a5e88ef7aed4f7749de9e6c8ba

SHA256
8fb85ea16fdc09797cbcece959efed4bafe74bb740bc7fc79242c26382c21fa9

SHA512
e543413dfe9aee2591b68b3d08e30bbeba842b27ed6529adc719b54e6f387cf3341d6a8e88566519f875e44fb21436211f2b074883d4a7c726b9ad446618ef0c

Download Submit
\Users\Admin\AppData\Roaming\Security\security.exe

Filesize
201KB

MD5
d0c3fdff8fc5afac5f4be6cce163390c

SHA1
38df9f21bc40e0a5e88ef7aed4f7749de9e6c8ba

SHA256
8fb85ea16fdc09797cbcece959efed4bafe74bb740bc7fc79242c26382c21fa9

SHA512
e543413dfe9aee2591b68b3d08e30bbeba842b27ed6529adc719b54e6f387cf3341d6a8e88566519f875e44fb21436211f2b074883d4a7c726b9ad446618ef0c

Download Submit
\Users\Admin\AppData\Roaming\Security\security.exe

Filesize
201KB

MD5
d0c3fdff8fc5afac5f4be6cce163390c

SHA1
38df9f21bc40e0a5e88ef7aed4f7749de9e6c8ba

SHA256
8fb85ea16fdc09797cbcece959efed4bafe74bb740bc7fc79242c26382c21fa9

SHA512
e543413dfe9aee2591b68b3d08e30bbeba842b27ed6529adc719b54e6f387cf3341d6a8e88566519f875e44fb21436211f2b074883d4a7c726b9ad446618ef0c

Download Submit
\Users\Admin\AppData\Roaming\Security\security.exe

Filesize
201KB

MD5
d0c3fdff8fc5afac5f4be6cce163390c

SHA1
38df9f21bc40e0a5e88ef7aed4f7749de9e6c8ba

SHA256
8fb85ea16fdc09797cbcece959efed4bafe74bb740bc7fc79242c26382c21fa9

SHA512
e543413dfe9aee2591b68b3d08e30bbeba842b27ed6529adc719b54e6f387cf3341d6a8e88566519f875e44fb21436211f2b074883d4a7c726b9ad446618ef0c

Download Submit
\Users\Admin\AppData\Roaming\Security\security.exe

Filesize
201KB

MD5
d0c3fdff8fc5afac5f4be6cce163390c

SHA1
38df9f21bc40e0a5e88ef7aed4f7749de9e6c8ba

SHA256
8fb85ea16fdc09797cbcece959efed4bafe74bb740bc7fc79242c26382c21fa9

SHA512
e543413dfe9aee2591b68b3d08e30bbeba842b27ed6529adc719b54e6f387cf3341d6a8e88566519f875e44fb21436211f2b074883d4a7c726b9ad446618ef0c

Download Submit
\Users\Admin\AppData\Roaming\Security\security.exe

Filesize
201KB

MD5
d0c3fdff8fc5afac5f4be6cce163390c

SHA1
38df9f21bc40e0a5e88ef7aed4f7749de9e6c8ba

SHA256
8fb85ea16fdc09797cbcece959efed4bafe74bb740bc7fc79242c26382c21fa9

SHA512
e543413dfe9aee2591b68b3d08e30bbeba842b27ed6529adc719b54e6f387cf3341d6a8e88566519f875e44fb21436211f2b074883d4a7c726b9ad446618ef0c

Download Submit
memory/820-99-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/820-95-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/820-101-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/820-103-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/820-93-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/820-105-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/820-109-0x000007FEFBF81000-0x000007FEFBF83000-memory.dmp

Filesize
8KB

Download
memory/996-56-0x00000000005CC000-0x00000000005DE000-memory.dmp

Filesize
72KB

Download
memory/1132-110-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1132-112-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1524-69-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1524-70-0x0000000075E11000-0x0000000075E13000-memory.dmp

Filesize
8KB

Download
memory/1524-66-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1524-65-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1524-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1524-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1524-108-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1524-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1524-58-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1764-83-0x00000000005AF000-0x00000000005C1000-memory.dmp

Filesize
72KB

Download