cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf

General

Target

cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf.exe
Size

78KB
MD5

c50fecd6605ba752a20c774a20cc37e4
SHA1

a9b6162bc193847b01bde02000a95c76211e9d18
SHA256

cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf
SHA512

bf83caad2b50c6f308b24f7c8dce9d5950b79af82fa647d8f6df2a3f4206be13213b606eaec6c983b8f8d2d0281887c9b3a03f7bc36c8f90c0779922d7bb2eb3
SSDEEP

1536:sj584vZv0kH9gDDtWzYCnJPeoYrGQtC6K9/R18G:4584l0Y9MDYrm7y9/7

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1984	tmpB8F3.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
3048	cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf.exe
3048	cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\peverify = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft.CSharp.exe\""	tmpB8F3.tmp.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpB8F3.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3048	cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf.exe
Token: SeDebugPrivilege	1984	tmpB8F3.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 2420	3048	cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf.exe	30
PID 3048 wrote to memory of 2420	3048	cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf.exe	30
PID 3048 wrote to memory of 2420	3048	cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf.exe	30
PID 3048 wrote to memory of 2420	3048	cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf.exe	30
PID 2420 wrote to memory of 264	2420	vbc.exe	32
PID 2420 wrote to memory of 264	2420	vbc.exe	32
PID 2420 wrote to memory of 264	2420	vbc.exe	32
PID 2420 wrote to memory of 264	2420	vbc.exe	32
PID 3048 wrote to memory of 1984	3048	cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf.exe	33
PID 3048 wrote to memory of 1984	3048	cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf.exe	33
PID 3048 wrote to memory of 1984	3048	cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf.exe	33
PID 3048 wrote to memory of 1984	3048	cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf.exe	33

C:\Users\Admin\AppData\Local\Temp\cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf.exe
"C:\Users\Admin\AppData\Local\Temp\cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\ak1olqu-.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2420
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESB9BF.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcB9BE.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:264
- C:\Users\Admin\AppData\Local\Temp\tmpB8F3.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB8F3.tmp.exe" C:\Users\Admin\AppData\Local\Temp\cf74711701c46a24b292f2c15ae0a8a0b5869d1cbc11a2b68bf1f2620caf6faf.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESB9BF.tmp

Filesize
1KB

MD5
28c3d421f32f5259ce4890a9cd3f65eb

SHA1
d33c21eb405e21821c28bb66cdea3156ba5241f9

SHA256
4cc2dcb9b7f828dbcbd14df5c130f65624f917b029a96d5d3c37e3cfa54060e0

SHA512
c3018c2f3ff916f7593a9123e3d786aff8dc39c93059356f8203ea887ffa184444a96b78ead90fc1fa330201459cc6b874ff85f7c123b547ba315b57c6e7eee6

Download Submit
C:\Users\Admin\AppData\Local\Temp\ak1olqu-.0.vb

Filesize
14KB

MD5
cb312fca98a389e6fa7a0322a7e05d78

SHA1
87241bc77409f7e44fc0fd2dc3b8c3559c497bcd

SHA256
89c24800a9c3b8b762e80763c0576a92024893e7cbd40e2c73b0a47510399854

SHA512
4abf52d41a09f687197478e9fa7d17cb14b4cc7f90b6eaec5e6e5fb47fa03fa393512f0a2425d7f135d3cf846c8f8d1268fa0002bcd33e3388e32720ff06abcc

Download Submit
C:\Users\Admin\AppData\Local\Temp\ak1olqu-.cmdline

Filesize
266B

MD5
2d0c90c628e12d57e129c7688b688149

SHA1
40097b33a37ad78b482ee3be6400fb80141d8a8e

SHA256
4456e02b2ced378fa011f3d6eeb6cc74e7e4199b46f58a2746f3c998e463c1aa

SHA512
43d06edb74c4e09bf7aff92556f40a4f4d359e47fcaadaa3c1bed5fa65757bd7d6d307d88d966b8e75911fb03c4f19f3d9a456ffeaa72099ca3fde8b82d25683

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB8F3.tmp.exe

Filesize
78KB

MD5
a581d16e25926f94043d2831d866d105

SHA1
cbe6db3a71580871443437ee8cf559802bdcdf56

SHA256
226bba414a75f881b09fe1ab2c596afd5a79c09998ab5043e3ca0f546b46a0e0

SHA512
50de624be2032a1a934958b6d8777223fa272fc26e11101bfa1482e4e6c261b87fbb7a13e6daa44849c2ce9264fe3c55acbe80a065b85c04d55541acc8cd2ad6

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcB9BE.tmp

Filesize
660B

MD5
66f0b1ab1b72e1b927c718199eeff102

SHA1
3129e07b57b2ff928d64a2c79f733ec79ff309d2

SHA256
b6795d3174643ac614f94dd64b62536b2f08bf11c2822ab8c48bba3b2823ccda

SHA512
b18d057fb9f12b685859db7c27f3405e0c4abc5a69eb488cddb5a2030e8fcaf31facef495be54bf1a23a1f81b5145f618148e3f97145aecd17db5471f7335a49

Download Submit
C:\Users\Admin\AppData\Local\Temp\zCom.resources

Filesize
62KB

MD5
8b25b4d931908b4c77ce6c3d5b9a2910

SHA1
88b65fd9733484c8f8147dad9d0896918c7e37c7

SHA256
79c261ab6b394ee23ab0fd0af48bcd96f914c6bb88b36b6815b6bbf787ecd56e

SHA512
6d954066cec5eca118601f2f848f5c9deebe3761ac285c6d45041df22e4bc4e9e2fd98c1aa4fbb6b9c735151bf8d5fffa5acddf7060a4cf3cb7e09271a4a926d

Download Submit
memory/2420-9-0x0000000074680000-0x0000000074C2B000-memory.dmp

Filesize
5.7MB

Download
memory/2420-18-0x0000000074680000-0x0000000074C2B000-memory.dmp

Filesize
5.7MB

Download
memory/3048-0-0x0000000074681000-0x0000000074682000-memory.dmp

Filesize
4KB

Download
memory/3048-1-0x0000000074680000-0x0000000074C2B000-memory.dmp

Filesize
5.7MB

Download
memory/3048-2-0x0000000074680000-0x0000000074C2B000-memory.dmp

Filesize
5.7MB

Download
memory/3048-24-0x0000000074680000-0x0000000074C2B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads