neconyd | b7dab9c3da03335d977cb817cb89971188029765a71b495fcf92974d22c4538c

Analysis

max time kernel
114s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-01-2025 11:54

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General

Target

b7dab9c3da03335d977cb817cb89971188029765a71b495fcf92974d22c4538c.exe
Size

65KB
MD5

e46be8d0d00de9b46935c8980d1f3079
SHA1

4c639e0805c24b7ec0d7ae07a312927057ed4b08
SHA256

b7dab9c3da03335d977cb817cb89971188029765a71b495fcf92974d22c4538c
SHA512

72fadf5d855a0a83276c5abdd96dd87988baea45706911f0990b6211e8338c2097eab427b66bda0dc6ea5331cc160b79fc3ab33ef434bb50f2d8dfccae1a1d99
SSDEEP

1536:nd9dseIOc+93bIvYvZEyF4EEOF6N4yS+AQmZ/Hzw:PdseIO+EZEyFjEOFqTiQmRHzw

Score

10^/10

neconyd discovery trojan

Malware Config

Extracted

Family

neconyd

http://ow5dirasuek.com/

http://mkkuei4kdsz.com/

http://lousta.net/

Signatures

Neconyd
Neconyd is a trojan written in C++.
trojan neconyd
Neconyd family
neconyd

Executes dropped EXE 3 IoCs

pid	Process
3248	omsecor.exe
2900	omsecor.exe
456	omsecor.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\omsecor.exe	omsecor.exe

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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b7dab9c3da03335d977cb817cb89971188029765a71b495fcf92974d22c4538c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3172 wrote to memory of 3248	3172	b7dab9c3da03335d977cb817cb89971188029765a71b495fcf92974d22c4538c.exe	85
PID 3172 wrote to memory of 3248	3172	b7dab9c3da03335d977cb817cb89971188029765a71b495fcf92974d22c4538c.exe	85
PID 3172 wrote to memory of 3248	3172	b7dab9c3da03335d977cb817cb89971188029765a71b495fcf92974d22c4538c.exe	85
PID 3248 wrote to memory of 2900	3248	omsecor.exe	103
PID 3248 wrote to memory of 2900	3248	omsecor.exe	103
PID 3248 wrote to memory of 2900	3248	omsecor.exe	103
PID 2900 wrote to memory of 456	2900	omsecor.exe	104
PID 2900 wrote to memory of 456	2900	omsecor.exe	104
PID 2900 wrote to memory of 456	2900	omsecor.exe	104

C:\Users\Admin\AppData\Local\Temp\b7dab9c3da03335d977cb817cb89971188029765a71b495fcf92974d22c4538c.exe
"C:\Users\Admin\AppData\Local\Temp\b7dab9c3da03335d977cb817cb89971188029765a71b495fcf92974d22c4538c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3172
- C:\Users\Admin\AppData\Roaming\omsecor.exe
  C:\Users\Admin\AppData\Roaming\omsecor.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3248
- - C:\Windows\SysWOW64\omsecor.exe
    C:\Windows\System32\omsecor.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2900
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
65KB

MD5
5c5d5864c4ec923d748f66b32c11c82d

SHA1
6f8848cf3162fedd1470a7e1862da9ec9846061c

SHA256
d6f503c8e6337dbbdc9c993788c15381e548055e59f1150f3d65ba9c531feb63

SHA512
bae5aeaa94f33c8e614d4e37fbeb9f198c830b6a260bdd4265573091afda6f3f3004c3c0bf721a02825919b31d1ce1df34c9c22bb14610a06bf8c7ea32bf9def

Download Submit
C:\Users\Admin\AppData\Roaming\omsecor.exe

Filesize
65KB

MD5
03ba3b3a97ac91407bd8e7ba9b5d6fad

SHA1
d4d62070bd94a4f565e3fb4805411022396ae477

SHA256
31ad91b5f81e01e0520e02ea6f0d5c72e4a02f8db4391c88276db4284be8de24

SHA512
b2e8954b5c63a0ee34c76e2bfaec120a009eedada320631ac4f724470eb72c4fee11a640850ed0537645556be2296749fae3576e68bca4f20b98836e7bd8472b

Download Submit
C:\Windows\SysWOW64\omsecor.exe

Filesize
65KB

MD5
0fe3f6b300447be4b972378e48f1a4f3

SHA1
307b5dcedc8e5d328f1d5797af994a054199eb47

SHA256
61a5f31d49e4fcbf5de1cf699810ba590449947c337acc5b908ffa8e196a6198

SHA512
ed1dfef1ab5fee5bfa262fc8cc9677c39823e8bb9b643db23f9e4251555e844d4ca07744a24cfcd3bf0403a000d3dd00a5f3382ae9064922efcf6c1341755234

Download Submit
memory/456-19-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/456-20-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2900-11-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2900-17-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3172-0-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3172-6-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3248-4-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3248-7-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3248-12-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download