ae946107998ad8e019fd44e28adda01046dc21ca274055cd94754b806e9e76e4

General

Target

GOLAYA-RUSSKAYA.exe
Size

149KB
MD5

45948515abac612ef6990c8afb6a2fc8
SHA1

e945d0b8e6e33477dfbca2c18f5517554945f21f
SHA256

5d9cf712292390a61de64ba8549352013e69aaf497555483afedb5b14454c387
SHA512

d55ff0944f80342fa81aaff2c243e6a8271ab01ea02b91354277a774bc2a94a3a2f5a0aaede1bf5bcaf0e075b01bab557525098803a5fe4fbfb43ed56ec0b724
SSDEEP

3072:lBAp5XhKpN4eOyVTGfhEClj8jTk+0hio1mLMF7Dpn:AbXE9OiTGfhEClq9u1YMF7D1

Score

8^/10

discovery

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	1804	WScript.exe
4	1804	WScript.exe

Drops file in Drivers directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	cmd.exe
File opened for modification	C:\Windows\System32\drivers\etc\hosts	WScript.exe
File opened for modification	C:\Windows\System32\drivers\etc\hîsts	WScript.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Program Files directory 9 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Company\NewProduct\al99999.pp	GOLAYA-RUSSKAYA.exe
File created	C:\Program Files (x86)\Company\NewProduct\Uninstall.ini	GOLAYA-RUSSKAYA.exe
File opened for modification	C:\Program Files (x86)\Company\NewProduct\al99999.vbs	cmd.exe
File opened for modification	C:\Program Files (x86)\Company\NewProduct\all2.vbs	GOLAYA-RUSSKAYA.exe
File opened for modification	C:\Program Files (x86)\Company\NewProduct\slonik.po	GOLAYA-RUSSKAYA.exe
File opened for modification	C:\Program Files (x86)\Company\NewProduct\Uninstall.exe	GOLAYA-RUSSKAYA.exe
File created	C:\Program Files (x86)\Company\NewProduct\al99999.vbs	cmd.exe
File opened for modification	C:\Program Files (x86)\Company\NewProduct\hhhh.txt	GOLAYA-RUSSKAYA.exe
File opened for modification	C:\Program Files (x86)\Company\NewProduct\koollapsa.bat	GOLAYA-RUSSKAYA.exe

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 WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1388 wrote to memory of 1324	1388	GOLAYA-RUSSKAYA.exe	26
PID 1388 wrote to memory of 1324	1388	GOLAYA-RUSSKAYA.exe	26
PID 1388 wrote to memory of 1324	1388	GOLAYA-RUSSKAYA.exe	26
PID 1388 wrote to memory of 1324	1388	GOLAYA-RUSSKAYA.exe	26
PID 1324 wrote to memory of 1804	1324	cmd.exe	28
PID 1324 wrote to memory of 1804	1324	cmd.exe	28
PID 1324 wrote to memory of 1804	1324	cmd.exe	28
PID 1324 wrote to memory of 1804	1324	cmd.exe	28
PID 1388 wrote to memory of 1620	1388	GOLAYA-RUSSKAYA.exe	29
PID 1388 wrote to memory of 1620	1388	GOLAYA-RUSSKAYA.exe	29
PID 1388 wrote to memory of 1620	1388	GOLAYA-RUSSKAYA.exe	29
PID 1388 wrote to memory of 1620	1388	GOLAYA-RUSSKAYA.exe	29

C:\Users\Admin\AppData\Local\Temp\GOLAYA-RUSSKAYA.exe
"C:\Users\Admin\AppData\Local\Temp\GOLAYA-RUSSKAYA.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1388
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Program Files (x86)\Company\NewProduct\koollapsa.bat" "
  2⤵
  - Drops file in Drivers directory
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:1324
- - C:\Windows\SysWOW64\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Program Files (x86)\Company\NewProduct\al99999.vbs"
    3⤵
    - Blocklisted process makes network request
    PID:1804
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Program Files (x86)\Company\NewProduct\all2.vbs"
  2⤵
  - Drops file in Drivers directory
  PID:1620

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Company\NewProduct\al99999.pp

Filesize
258B

MD5
4f13c561e8c1a666e912afefd7cf758d

SHA1
9cfd5e512bbc2be7ed670f85a731d97a83c71077

SHA256
ebb4b61362f29913fab27388fbd70963155333eee1cb4e94110730c82d4eab40

SHA512
e7395661df1e81db2575900162112020dd5b6e82debb1e9c419c4399bab92d1ddbb50d0f33f9df54716c7c9398e86013cdfac82f4c2ed0e7e756f068679f3d54

Download Submit
C:\Program Files (x86)\Company\NewProduct\al99999.vbs

Filesize
258B

MD5
4f13c561e8c1a666e912afefd7cf758d

SHA1
9cfd5e512bbc2be7ed670f85a731d97a83c71077

SHA256
ebb4b61362f29913fab27388fbd70963155333eee1cb4e94110730c82d4eab40

SHA512
e7395661df1e81db2575900162112020dd5b6e82debb1e9c419c4399bab92d1ddbb50d0f33f9df54716c7c9398e86013cdfac82f4c2ed0e7e756f068679f3d54

Download Submit
C:\Program Files (x86)\Company\NewProduct\all2.vbs

Filesize
703B

MD5
2d6ea08436f0586e48170422bab7c38a

SHA1
37c85b8e2fa65881ee79703fc24ef6116d0e9ad1

SHA256
a119e8db9020bc3e9a540dae375bfb2ab3b136714544d6d765f7dc9c31448dce

SHA512
e00428d180204fc258c137fcb8b65226ed3eda7f3f488f8194a1b58f0babc2b9e0d694492e376f819eaca70c79f09925ee86f26307e32f10924693e4bab33a01

Download Submit
C:\Program Files (x86)\Company\NewProduct\hhhh.txt

Filesize
27B

MD5
213c0742081a9007c9093a01760f9f8c

SHA1
df53bb518c732df777b5ce19fc7c02dcb2f9d81b

SHA256
9681429a2b00c27fe6cb0453f255024813944a7cd460d18797e3c35e81c53d69

SHA512
55182c2e353a0027f585535a537b9c309c3bf57f47da54a16e0c415ed6633b725bf40e40a664b1071575feeb7e589d775983516728ec3e51e87a0a29010c4eb9

Download Submit
C:\Program Files (x86)\Company\NewProduct\koollapsa.bat

Filesize
2KB

MD5
72aa207e9713c3869aab3ee8d4d16813

SHA1
6276deeebee93166a2f075ead56cb8532a378d7e

SHA256
474a48dcca705150ee9342fc8a076f4ec684d1e50240f5b0c7823500e622240f

SHA512
e2697f2effd036a7c24f57c957118b98eb6797be356ee34739e655ed0dfe4d637fc68e288e8c146f2f03af3adfda50d8a57ae44666fa5fe8034d3b3e3c064192

Download Submit
C:\Program Files (x86)\Company\NewProduct\slonik.po

Filesize
53B

MD5
7c0760920e021c6d0bd65f24885a9486

SHA1
e4e218108e76e6b0db2655b666e203969d1cfede

SHA256
c1bf0846f0baac6aeace4f9c42e62c349304d0ebc0a97dc435758cb07ad96aa1

SHA512
5f1cfd3454a1127106c1a1756b72f99a9a6dc5137a3a9f922b0f0111890cebdc1f6b90613e1246780762ed68f7578881726316467a45e198b491626c4c4cc686

Download Submit
C:\Windows\System32\drivers\etc\hosts

Filesize
1KB

MD5
0021c993f6e270022b22a1f77f6797c1

SHA1
8f0081a7735307c166ec3a995716dd5306723410

SHA256
47195bd86b55e24282ce44af1889353c2ec9aafe4897757759ec05d263fa5dad

SHA512
d65404624973d9e2fa8a16511ad0a1ab5a0f232a6ba74e84f69e3443496ea6a580f538cbcd7f160993315b4cfa40897dc548d70ff61f01a0b81a1437e09b5fd6

Download Submit
memory/1388-54-0x00000000768A1000-0x00000000768A3000-memory.dmp

Filesize
8KB

Download

Analysis

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