parallax | 1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46

Analysis

max time kernel
186s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
13-10-2022 14:47

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General

Target

1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe
Size

201KB
MD5

61f074dc6d789f6b6ebdf6a9b4e2cad1
SHA1

ff09bfbe1775ebb373be90ddfb2636ccf2631f69
SHA256

1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46
SHA512

f5337eb30dcffd6350bfebeaf09f332ab05030cec64cee943a37668ef4c0319ec61e48e88d64d7d8b295afefd2fbfb23c9b5a9ccf57b2ae463b50fc357639a04
SSDEEP

6144:Hza2Nj+MLxwkcWTq/81DDiSTz9nqEja3TXU0xtF1:HqEjk7l7F1

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
636	security.exe
1952	security.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1936-59-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1936-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1936-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1936-65-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1936-66-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1936-69-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1936-108-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1952-110-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1952-112-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Loads dropped DLL 5 IoCs

pid	Process
1936	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe
1936	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe
1936	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe
1936	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe
1936	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\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 1984 set thread context of 1936	1984	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe	27
PID 636 set thread context of 1952	636	security.exe	32
PID 636 set thread context of 988	636	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	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe
Token: SeDebugPrivilege	1952	security.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1984	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe
1936	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe
636	security.exe
1952	security.exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 1936	1984	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe	27
PID 1984 wrote to memory of 1936	1984	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe	27
PID 1984 wrote to memory of 1936	1984	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe	27
PID 1984 wrote to memory of 1936	1984	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe	27
PID 1984 wrote to memory of 1936	1984	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe	27
PID 1984 wrote to memory of 1936	1984	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe	27
PID 1984 wrote to memory of 1936	1984	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe	27
PID 1984 wrote to memory of 1936	1984	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe	27
PID 1936 wrote to memory of 1852	1936	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe	28
PID 1936 wrote to memory of 1852	1936	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe	28
PID 1936 wrote to memory of 1852	1936	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe	28
PID 1936 wrote to memory of 1852	1936	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe	28
PID 1852 wrote to memory of 780	1852	cmd.exe	30
PID 1852 wrote to memory of 780	1852	cmd.exe	30
PID 1852 wrote to memory of 780	1852	cmd.exe	30
PID 1852 wrote to memory of 780	1852	cmd.exe	30
PID 1936 wrote to memory of 636	1936	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe	31
PID 1936 wrote to memory of 636	1936	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe	31
PID 1936 wrote to memory of 636	1936	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe	31
PID 1936 wrote to memory of 636	1936	1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe	31
PID 636 wrote to memory of 1952	636	security.exe	32
PID 636 wrote to memory of 1952	636	security.exe	32
PID 636 wrote to memory of 1952	636	security.exe	32
PID 636 wrote to memory of 1952	636	security.exe	32
PID 636 wrote to memory of 1952	636	security.exe	32
PID 636 wrote to memory of 1952	636	security.exe	32
PID 636 wrote to memory of 1952	636	security.exe	32
PID 636 wrote to memory of 1952	636	security.exe	32
PID 636 wrote to memory of 988	636	security.exe	33
PID 636 wrote to memory of 988	636	security.exe	33
PID 636 wrote to memory of 988	636	security.exe	33
PID 636 wrote to memory of 988	636	security.exe	33
PID 636 wrote to memory of 988	636	security.exe	33
PID 636 wrote to memory of 988	636	security.exe	33
PID 636 wrote to memory of 988	636	security.exe	33
PID 636 wrote to memory of 988	636	security.exe	33
PID 636 wrote to memory of 988	636	security.exe	33

C:\Users\Admin\AppData\Local\Temp\1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe
"C:\Users\Admin\AppData\Local\Temp\1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Users\Admin\AppData\Local\Temp\1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe
  "C:\Users\Admin\AppData\Local\Temp\1bfba64f3c5b4b5f1de406c3f2239c6f8981792ae5e7e5488fe325b24acf9e46.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1936
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\TQUPX.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1852
  - - 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:780
- - 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:636
  - - 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:1952
  - - C:\Windows\explorer.exe
      "C:\Windows\explorer.exe"
      4⤵
      PID:988

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

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Downloads

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

Filesize
147B

MD5
6f473a1ba53e043362047f72e20b34f4

SHA1
e8f121a589e1207ed950453376ee1d21b1223835

SHA256
5fbce2c77a90ba9edbcf60be3851ab81633b7c10b1babb624d475c7be589de4b

SHA512
b4976d40bc708ae6cddf367a5382cd532e4cf235b848cdaa4e4d317e06d9126e50745a7772591bc21dc7380689f4399e57501b0aa73cd231bce32e22d53b0818

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

Filesize
201KB

MD5
f2e14686bfacfcf2117f0284342c71ca

SHA1
ede54ffbbeeed085ac0f875350488459cc3c73d2

SHA256
c97fe19781c753611f67292bdcce52d19ba2d4a1458a5cce56f20c4eb9c6bfde

SHA512
bc7d054bc516b09af8dacebbd1da89632619b9bab597db3ecc73295739035d92d0bb4d004ec0b155fb4240da25c148d03fbc635c85fe5ec909ddd7e58359aed2

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

Filesize
201KB

MD5
f2e14686bfacfcf2117f0284342c71ca

SHA1
ede54ffbbeeed085ac0f875350488459cc3c73d2

SHA256
c97fe19781c753611f67292bdcce52d19ba2d4a1458a5cce56f20c4eb9c6bfde

SHA512
bc7d054bc516b09af8dacebbd1da89632619b9bab597db3ecc73295739035d92d0bb4d004ec0b155fb4240da25c148d03fbc635c85fe5ec909ddd7e58359aed2

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

Filesize
201KB

MD5
f2e14686bfacfcf2117f0284342c71ca

SHA1
ede54ffbbeeed085ac0f875350488459cc3c73d2

SHA256
c97fe19781c753611f67292bdcce52d19ba2d4a1458a5cce56f20c4eb9c6bfde

SHA512
bc7d054bc516b09af8dacebbd1da89632619b9bab597db3ecc73295739035d92d0bb4d004ec0b155fb4240da25c148d03fbc635c85fe5ec909ddd7e58359aed2

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

Filesize
201KB

MD5
f2e14686bfacfcf2117f0284342c71ca

SHA1
ede54ffbbeeed085ac0f875350488459cc3c73d2

SHA256
c97fe19781c753611f67292bdcce52d19ba2d4a1458a5cce56f20c4eb9c6bfde

SHA512
bc7d054bc516b09af8dacebbd1da89632619b9bab597db3ecc73295739035d92d0bb4d004ec0b155fb4240da25c148d03fbc635c85fe5ec909ddd7e58359aed2

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

Filesize
201KB

MD5
f2e14686bfacfcf2117f0284342c71ca

SHA1
ede54ffbbeeed085ac0f875350488459cc3c73d2

SHA256
c97fe19781c753611f67292bdcce52d19ba2d4a1458a5cce56f20c4eb9c6bfde

SHA512
bc7d054bc516b09af8dacebbd1da89632619b9bab597db3ecc73295739035d92d0bb4d004ec0b155fb4240da25c148d03fbc635c85fe5ec909ddd7e58359aed2

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

Filesize
201KB

MD5
f2e14686bfacfcf2117f0284342c71ca

SHA1
ede54ffbbeeed085ac0f875350488459cc3c73d2

SHA256
c97fe19781c753611f67292bdcce52d19ba2d4a1458a5cce56f20c4eb9c6bfde

SHA512
bc7d054bc516b09af8dacebbd1da89632619b9bab597db3ecc73295739035d92d0bb4d004ec0b155fb4240da25c148d03fbc635c85fe5ec909ddd7e58359aed2

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

Filesize
201KB

MD5
f2e14686bfacfcf2117f0284342c71ca

SHA1
ede54ffbbeeed085ac0f875350488459cc3c73d2

SHA256
c97fe19781c753611f67292bdcce52d19ba2d4a1458a5cce56f20c4eb9c6bfde

SHA512
bc7d054bc516b09af8dacebbd1da89632619b9bab597db3ecc73295739035d92d0bb4d004ec0b155fb4240da25c148d03fbc635c85fe5ec909ddd7e58359aed2

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

Filesize
201KB

MD5
f2e14686bfacfcf2117f0284342c71ca

SHA1
ede54ffbbeeed085ac0f875350488459cc3c73d2

SHA256
c97fe19781c753611f67292bdcce52d19ba2d4a1458a5cce56f20c4eb9c6bfde

SHA512
bc7d054bc516b09af8dacebbd1da89632619b9bab597db3ecc73295739035d92d0bb4d004ec0b155fb4240da25c148d03fbc635c85fe5ec909ddd7e58359aed2

Download Submit
memory/636-83-0x000000000053F000-0x0000000000551000-memory.dmp

Filesize
72KB

Download
memory/988-95-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/988-94-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/988-109-0x000007FEFB5C1000-0x000007FEFB5C3000-memory.dmp

Filesize
8KB

Download
memory/988-104-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/988-102-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/988-101-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/988-97-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1936-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1936-65-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1936-58-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1936-70-0x0000000075571000-0x0000000075573000-memory.dmp

Filesize
8KB

Download
memory/1936-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1936-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1936-108-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1936-66-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1936-69-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1952-110-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1952-112-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1984-56-0x000000000032C000-0x000000000033E000-memory.dmp

Filesize
72KB

Download