baa42bc207ad525f7f285bf7c62fd5162db98b92cc5cb16ffd2a5737f5dc32d4

General

Target

Certificate 1045-20-11.exe
Size

1.1MB
MD5

374bfa99caf54477156253c18125cdc8
SHA1

b252c1316f4d9b91e79f64c51365cf65981f64d1
SHA256

f605d6db615c055fc80141bf79ab3f541303cf082244b352352bbd982a7aca50
SHA512

c73c1b2ce3501abf103ba5586f2e6217dcaf3c551c3e9d4b8e088732ef387a6c3f630cce8bb745bec0f0fa2903fc9bac1577ce1b159cbf1a472099364e927a06
SSDEEP

24576:otb20pkaCqT5TBWgNQ7ajmQK273J9BvzK2it6A:xVg5tQ7ajm81jzU5

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2168 set thread context of 2760	2168	Certificate 1045-20-11.exe	30
PID 2760 set thread context of 1188	2760	svchost.exe	21
PID 2760 set thread context of 2576	2760	svchost.exe	32
PID 2576 set thread context of 1188	2576	netbtugc.exe	21

System Location Discovery: System Language Discovery 1 TTPs 2 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	Certificate 1045-20-11.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netbtugc.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2760	svchost.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe
2576	netbtugc.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2168	Certificate 1045-20-11.exe
2760	svchost.exe
1188	Explorer.EXE
1188	Explorer.EXE
2576	netbtugc.exe
2576	netbtugc.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2168	Certificate 1045-20-11.exe
2168	Certificate 1045-20-11.exe
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2168	Certificate 1045-20-11.exe
2168	Certificate 1045-20-11.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 2760	2168	Certificate 1045-20-11.exe	30
PID 2168 wrote to memory of 2760	2168	Certificate 1045-20-11.exe	30
PID 2168 wrote to memory of 2760	2168	Certificate 1045-20-11.exe	30
PID 2168 wrote to memory of 2760	2168	Certificate 1045-20-11.exe	30
PID 2168 wrote to memory of 2760	2168	Certificate 1045-20-11.exe	30
PID 1188 wrote to memory of 2576	1188	Explorer.EXE	32
PID 1188 wrote to memory of 2576	1188	Explorer.EXE	32
PID 1188 wrote to memory of 2576	1188	Explorer.EXE	32
PID 1188 wrote to memory of 2576	1188	Explorer.EXE	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1188
- C:\Users\Admin\AppData\Local\Temp\Certificate 1045-20-11.exe
  "C:\Users\Admin\AppData\Local\Temp\Certificate 1045-20-11.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2168
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\Certificate 1045-20-11.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    PID:2760
- C:\Windows\SysWOW64\netbtugc.exe
  "C:\Windows\SysWOW64\netbtugc.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:2576

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\orographically

Filesize
264KB

MD5
2c1ae20b3cf7d697105651bb6521b2c7

SHA1
d1f4ca4515fb14685bf1470a58dd326f4edde8c1

SHA256
fc8853f20677fe8ded4f79e160e5831730703c967e1811b9c87bd9d5677dce20

SHA512
c0a88760349a7e9c204ead6b536886898fa1149d45de8dc8a142d48257f26acc48ab34ba1f7b6b00d02bbcab3215a1b61484dcb7b50c527d33966ed769a5c932

Download Submit
memory/1188-14-0x0000000000330000-0x0000000000430000-memory.dmp

Filesize
1024KB

Download
memory/1188-22-0x0000000009A20000-0x000000000B911000-memory.dmp

Filesize
30.9MB

Download
memory/1188-15-0x0000000009A20000-0x000000000B911000-memory.dmp

Filesize
30.9MB

Download
memory/2168-7-0x0000000000DE0000-0x00000000011E0000-memory.dmp

Filesize
4.0MB

Download
memory/2576-21-0x0000000000080000-0x00000000000BF000-memory.dmp

Filesize
252KB

Download
memory/2576-20-0x0000000000900000-0x0000000000C03000-memory.dmp

Filesize
3.0MB

Download
memory/2576-26-0x0000000000390000-0x0000000000430000-memory.dmp

Filesize
640KB

Download
memory/2576-25-0x0000000000080000-0x00000000000BF000-memory.dmp

Filesize
252KB

Download
memory/2576-23-0x0000000000390000-0x0000000000430000-memory.dmp

Filesize
640KB

Download
memory/2576-16-0x0000000000080000-0x00000000000BF000-memory.dmp

Filesize
252KB

Download
memory/2576-17-0x0000000000080000-0x00000000000BF000-memory.dmp

Filesize
252KB

Download
memory/2760-19-0x00000000001B0000-0x00000000001D1000-memory.dmp

Filesize
132KB

Download
memory/2760-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2760-13-0x00000000001B0000-0x00000000001D1000-memory.dmp

Filesize
132KB

Download
memory/2760-9-0x0000000000A90000-0x0000000000D93000-memory.dmp

Filesize
3.0MB

Download
memory/2760-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2760-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2760-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2760-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

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