b1dca5cd2781e8f8ff3d2a86fbe0baf4f53eeda50af1e2e2351448d803a03e45

Analysis

max time kernel
167s
max time network
181s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
03/12/2022, 15:06

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General

Target

b1dca5cd2781e8f8ff3d2a86fbe0baf4f53eeda50af1e2e2351448d803a03e45.exe
Size

62KB
MD5

6a007c1449507fac0ce6f46426d3f803
SHA1

c2a8d37324e6e401765f8980f5a2d71db7979dca
SHA256

b1dca5cd2781e8f8ff3d2a86fbe0baf4f53eeda50af1e2e2351448d803a03e45
SHA512

e9235ebfc24077a1d14850561d09f7cd4dca485dce095cf1dfc6d4f762873bfd29bad90539af63df45c804d759662910ddf59c59cbc9fa61c11bb4186422419e
SSDEEP

1536:W5hpX/rzVgICY665kHYGOFfTXCFuZHiRpsrqyM0et+RGk:eZiIl6gkGFfTyFukpqG5Y0k

Score

8^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
268	netprotocol.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/960-55-0x0000000000400000-0x0000000000429000-memory.dmp	upx
behavioral1/files/0x000a0000000133af-58.dat	upx
behavioral1/files/0x000a0000000133af-59.dat	upx
behavioral1/files/0x000a0000000133af-61.dat	upx
behavioral1/memory/960-63-0x0000000000310000-0x0000000000339000-memory.dmp	upx
behavioral1/memory/268-65-0x0000000000400000-0x0000000000429000-memory.dmp	upx

Loads dropped DLL 2 IoCs

pid	Process
960	b1dca5cd2781e8f8ff3d2a86fbe0baf4f53eeda50af1e2e2351448d803a03e45.exe
960	b1dca5cd2781e8f8ff3d2a86fbe0baf4f53eeda50af1e2e2351448d803a03e45.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	b1dca5cd2781e8f8ff3d2a86fbe0baf4f53eeda50af1e2e2351448d803a03e45.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Netprotocol = "C:\\Users\\Admin\\AppData\\Roaming\\netprotocol.exe"	b1dca5cd2781e8f8ff3d2a86fbe0baf4f53eeda50af1e2e2351448d803a03e45.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 960 wrote to memory of 268	960	b1dca5cd2781e8f8ff3d2a86fbe0baf4f53eeda50af1e2e2351448d803a03e45.exe	28
PID 960 wrote to memory of 268	960	b1dca5cd2781e8f8ff3d2a86fbe0baf4f53eeda50af1e2e2351448d803a03e45.exe	28
PID 960 wrote to memory of 268	960	b1dca5cd2781e8f8ff3d2a86fbe0baf4f53eeda50af1e2e2351448d803a03e45.exe	28
PID 960 wrote to memory of 268	960	b1dca5cd2781e8f8ff3d2a86fbe0baf4f53eeda50af1e2e2351448d803a03e45.exe	28

C:\Users\Admin\AppData\Local\Temp\b1dca5cd2781e8f8ff3d2a86fbe0baf4f53eeda50af1e2e2351448d803a03e45.exe
"C:\Users\Admin\AppData\Local\Temp\b1dca5cd2781e8f8ff3d2a86fbe0baf4f53eeda50af1e2e2351448d803a03e45.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:960
- C:\Users\Admin\AppData\Roaming\netprotocol.exe
  C:\Users\Admin\AppData\Roaming\netprotocol.exe
  2⤵
  - Executes dropped EXE
  PID:268

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

C:\Users\Admin\AppData\Roaming\netprotocol.exe

Filesize
62KB

MD5
260a2ca1f6b19a3808811d5dd6c3be59

SHA1
b668cf9b0e79af129b5661470d79b27208348a59

SHA256
775b370074b4ea72e81cf52b5bb47af188d7b55809897cfe95431fe17ffdb1b7

SHA512
aa83a24f3620aca146bd755e3191f37449df1f9e60deebaf90b7fd4d306aac85202bb986cd78963b829dead5a36905981d06ed07941b0ea58188bfcf417dedb0

Download Submit
\Users\Admin\AppData\Roaming\netprotocol.exe

Filesize
62KB

MD5
260a2ca1f6b19a3808811d5dd6c3be59

SHA1
b668cf9b0e79af129b5661470d79b27208348a59

SHA256
775b370074b4ea72e81cf52b5bb47af188d7b55809897cfe95431fe17ffdb1b7

SHA512
aa83a24f3620aca146bd755e3191f37449df1f9e60deebaf90b7fd4d306aac85202bb986cd78963b829dead5a36905981d06ed07941b0ea58188bfcf417dedb0

Download Submit
\Users\Admin\AppData\Roaming\netprotocol.exe

Filesize
62KB

MD5
260a2ca1f6b19a3808811d5dd6c3be59

SHA1
b668cf9b0e79af129b5661470d79b27208348a59

SHA256
775b370074b4ea72e81cf52b5bb47af188d7b55809897cfe95431fe17ffdb1b7

SHA512
aa83a24f3620aca146bd755e3191f37449df1f9e60deebaf90b7fd4d306aac85202bb986cd78963b829dead5a36905981d06ed07941b0ea58188bfcf417dedb0

Download Submit
memory/268-66-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/268-65-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/960-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/960-54-0x0000000075F21000-0x0000000075F23000-memory.dmp

Filesize
8KB

Download
memory/960-63-0x0000000000310000-0x0000000000339000-memory.dmp

Filesize
164KB

Download
memory/960-64-0x0000000000310000-0x0000000000339000-memory.dmp

Filesize
164KB

Download
memory/960-56-0x0000000000220000-0x0000000000223000-memory.dmp

Filesize
12KB

Download
memory/960-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/960-67-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/960-68-0x0000000000310000-0x0000000000339000-memory.dmp

Filesize
164KB

Download