4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250

General

Target

4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe
Size

78KB
MD5

6faa53cffe376dd59aa789bf390aef6e
SHA1

e444c3f9ee254a47510ea87e2c1024c29795261c
SHA256

4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250
SHA512

8c1a03b2c9508738da5df7e2bdaa3f2d892269bd4dd843452db2d166ec24d863e182ce6e85dfb1eed8cf994e48b938642d7665feb1c447637fbacfafafcf52d0
SSDEEP

1536:Jy58MLT8hn2Ep7WzPdVj6Ju8B3AZ242UdIAkD4x3HT4hPVoYdVQtt6F9/M1Ym:Jy586E2EwR4uY41HyvYu9/e

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2820	tmpB867.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2780	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe
2780	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\mscorsvc = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\sortkey.exe\""	tmpB867.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	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpB867.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2780	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe
Token: SeDebugPrivilege	2820	tmpB867.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2780 wrote to memory of 2160	2780	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe	30
PID 2780 wrote to memory of 2160	2780	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe	30
PID 2780 wrote to memory of 2160	2780	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe	30
PID 2780 wrote to memory of 2160	2780	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe	30
PID 2160 wrote to memory of 2932	2160	vbc.exe	32
PID 2160 wrote to memory of 2932	2160	vbc.exe	32
PID 2160 wrote to memory of 2932	2160	vbc.exe	32
PID 2160 wrote to memory of 2932	2160	vbc.exe	32
PID 2780 wrote to memory of 2820	2780	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe	33
PID 2780 wrote to memory of 2820	2780	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe	33
PID 2780 wrote to memory of 2820	2780	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe	33
PID 2780 wrote to memory of 2820	2780	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe	33

C:\Users\Admin\AppData\Local\Temp\4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe
"C:\Users\Admin\AppData\Local\Temp\4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2780
- 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\zz5-33kq.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2160
- - 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\RESB9A0.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcB98F.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2932
- C:\Users\Admin\AppData\Local\Temp\tmpB867.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB867.tmp.exe" C:\Users\Admin\AppData\Local\Temp\4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2820

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESB9A0.tmp

Filesize
1KB

MD5
27b85d846d813dea9ac1109ea59ad064

SHA1
9806717a3e5bfe3794b0bcf78ee1cd0e316d467a

SHA256
17840aaf04eee154f51a9105e35bdd888e1b4f6c3cd7298582c79c673b4f959b

SHA512
076756b80c04a0604796e13dfa0f5a35c95a1b5c5b55c1ede722988f188a5fbda7bbe0ed667c8f628e7364094b1a408f3ab4e5f00bc0de254f6282529263785b

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB867.tmp.exe

Filesize
78KB

MD5
7037ce65b523394f454ffd2c29c57978

SHA1
f68ae32877e1bfaca06a5b97eca9e150858851c0

SHA256
003476bdf99dc700bb263ee6c6c143a0ac464b64aea7214bdd676b93ab27fbc9

SHA512
303371fb959688e4a06460a03727fc2b8f03e311e726d332d216570713df68fef21cb3658f0519187171246d8d71a99419c3ff06c3f8e2c2da9d464f51b20298

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcB98F.tmp

Filesize
660B

MD5
ae9eeb882da733dcf83e73ff79edf125

SHA1
21db7ac698171c1c5ffaf1f16bee2e67b40d8fd3

SHA256
3ff93272d654343a7d46147c9807a1c3ba1cfd1a6d0d3df1b7581a3e85d237c7

SHA512
434dea1cc2478e4bb84c621591d69c7a53c2bd9b6139e853aa94d3506e799821762826d169a5d7328a428d54dde26c54af4bf6a822f532719671498cdf2cbbbe

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

Filesize
62KB

MD5
6870a276e0bed6dd5394d178156ebad0

SHA1
9b6005e5771bb4afb93a8862b54fe77dc4d203ee

SHA256
69db906941dec2a7f1748ea1d15a058751c77d851ce54ea9e2ebdf1d6c7ed4f4

SHA512
3b6f412d4bdf0939677ab6890a6417da6f737376e13375d2a60871de195aa14344b8340d254b819c850d75a443629cbf26f35533e07aaba9532fdc5284132809

Download Submit
C:\Users\Admin\AppData\Local\Temp\zz5-33kq.0.vb

Filesize
14KB

MD5
c2280d0922357042853b0a2d8319d8cf

SHA1
ca5de9152d5f29c8813d466757a36cde1a087cc0

SHA256
cb528e526f75268b6d2d175ac2f5116d36535806a6904e68669c16da3a3f4587

SHA512
06fc1f3b6790779c4b0778887d6610a508348979926957865c1a1ef2bdd42d13ea2c04fb846fd22ab3ad2d449d0c0d89ba97fad87427b2bba81abe53854e1fc5

Download Submit
C:\Users\Admin\AppData\Local\Temp\zz5-33kq.cmdline

Filesize
266B

MD5
b4db1459a59ba15f5357c59d5df07df8

SHA1
ca1690bd8a47eb9e9a6aa4f305a4758fb6ab1dd6

SHA256
fcf688002c2ad2852f52ffa3ab668703afff0ec4e2d3515e075e1dce6250462b

SHA512
5c528c6b60a0a3ce96eb99bbc507b67fc5992a6f63e53553fcd1b014e0391bd72f534f6365384d8ac4f45d4d4f22c67de0328f703c360c94b8de6f512f301ba3

Download Submit
memory/2160-8-0x0000000074490000-0x0000000074A3B000-memory.dmp

Filesize
5.7MB

Download
memory/2160-18-0x0000000074490000-0x0000000074A3B000-memory.dmp

Filesize
5.7MB

Download
memory/2780-0-0x0000000074491000-0x0000000074492000-memory.dmp

Filesize
4KB

Download
memory/2780-1-0x0000000074490000-0x0000000074A3B000-memory.dmp

Filesize
5.7MB

Download
memory/2780-2-0x0000000074490000-0x0000000074A3B000-memory.dmp

Filesize
5.7MB

Download
memory/2780-23-0x0000000074490000-0x0000000074A3B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads