b81766c2273db2979fc060aa926a13b6b560ad446612088371464a606c80fae4

General

Target

064827f373f0bb93f4616642146a91fc.exe
Size

25KB
MD5

064827f373f0bb93f4616642146a91fc
SHA1

99202be7f698c30dbf0c9d4af3efefd7bc0cec4f
SHA256

b81766c2273db2979fc060aa926a13b6b560ad446612088371464a606c80fae4
SHA512

e75cbd54a310e882bed97052046e784b14e161232a368042a0f37df39579725f9497428aad55714aafdb8452a643ac3e2b9ca6c8b0e793e5949ad2c752179bf4
SSDEEP

768:yaVnrEeAvRH+DHOoVeiInaZxekZ9pjOOdPD9:LRExV9oVKUrntJ

Score

8^/10

evasion persistence

Malware Config

Signatures

Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Windows Service
T1543.003

Processes:

netsh.exe

pid process

2412 netsh.exe

pid	process
2412	netsh.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

064827f373f0bb93f4616642146a91fc.exeServer.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation	064827f373f0bb93f4616642146a91fc.exe
Key value queried	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation	Server.exe

Drops startup file 2 IoCs

Processes:

svchost.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\bdae7bc82fc5afd8ef934e53747b3bda.exe	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\bdae7bc82fc5afd8ef934e53747b3bda.exe	svchost.exe

Executes dropped EXE 2 IoCs

Processes:

Server.exesvchost.exe

pid process

3780 Server.exe
4580 svchost.exe

pid	process
3780	Server.exe
4580	svchost.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\bdae7bc82fc5afd8ef934e53747b3bda = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\" .."	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bdae7bc82fc5afd8ef934e53747b3bda = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\" .."	svchost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 19 IoCs

Processes:

svchost.exe

description	pid	process
Token: SeDebugPrivilege	4580	svchost.exe
Token: 33	4580	svchost.exe
Token: SeIncBasePriorityPrivilege	4580	svchost.exe
Token: 33	4580	svchost.exe
Token: SeIncBasePriorityPrivilege	4580	svchost.exe
Token: 33	4580	svchost.exe
Token: SeIncBasePriorityPrivilege	4580	svchost.exe
Token: 33	4580	svchost.exe
Token: SeIncBasePriorityPrivilege	4580	svchost.exe
Token: 33	4580	svchost.exe
Token: SeIncBasePriorityPrivilege	4580	svchost.exe
Token: 33	4580	svchost.exe
Token: SeIncBasePriorityPrivilege	4580	svchost.exe
Token: 33	4580	svchost.exe
Token: SeIncBasePriorityPrivilege	4580	svchost.exe
Token: 33	4580	svchost.exe
Token: SeIncBasePriorityPrivilege	4580	svchost.exe
Token: 33	4580	svchost.exe
Token: SeIncBasePriorityPrivilege	4580	svchost.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

064827f373f0bb93f4616642146a91fc.exeServer.exesvchost.exe

description	pid	process	target process
PID 3788 wrote to memory of 3780	3788	064827f373f0bb93f4616642146a91fc.exe	Server.exe
PID 3788 wrote to memory of 3780	3788	064827f373f0bb93f4616642146a91fc.exe	Server.exe
PID 3788 wrote to memory of 3780	3788	064827f373f0bb93f4616642146a91fc.exe	Server.exe
PID 3780 wrote to memory of 4580	3780	Server.exe	svchost.exe
PID 3780 wrote to memory of 4580	3780	Server.exe	svchost.exe
PID 3780 wrote to memory of 4580	3780	Server.exe	svchost.exe
PID 4580 wrote to memory of 2412	4580	svchost.exe	netsh.exe
PID 4580 wrote to memory of 2412	4580	svchost.exe	netsh.exe
PID 4580 wrote to memory of 2412	4580	svchost.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\064827f373f0bb93f4616642146a91fc.exe
"C:\Users\Admin\AppData\Local\Temp\064827f373f0bb93f4616642146a91fc.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3788

C:\Users\Admin\AppData\Local\Temp\Server.exe
"C:\Users\Admin\AppData\Local\Temp\Server.exe"
2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3780

C:\Users\Admin\AppData\Roaming\svchost.exe
"C:\Users\Admin\AppData\Roaming\svchost.exe"
3⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4580

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\svchost.exe" "svchost.exe" ENABLE
4⤵
- Modifies Windows Firewall
PID:2412

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\Server.exe
Filesize
37KB

MD5
25e1a437f519c6fae7d58c979850b235

SHA1
bf7b2905fd7fb26e6670a9d21585344392513e4f

SHA256
ba98637b354d445da2d87a5b150dadf38fae99e2732268c7b72ff62d563e6bef

SHA512
ffb9c4d4f48893e971994e80360c96f218c5de8f29edf162239f15dffe642032544e09a5adf89d68ecd81630ce8f0bf253144fcaf14cf0d3fa6274dd85365ed2

Download Submit
memory/3780-15-0x0000000001430000-0x0000000001440000-memory.dmp

Filesize
64KB

Download
memory/3780-14-0x00000000748E0000-0x0000000074E91000-memory.dmp

Filesize
5.7MB

Download
memory/3780-16-0x00000000748E0000-0x0000000074E91000-memory.dmp

Filesize
5.7MB

Download
memory/3780-18-0x00000000748E0000-0x0000000074E91000-memory.dmp

Filesize
5.7MB

Download
memory/3780-27-0x00000000748E0000-0x0000000074E91000-memory.dmp

Filesize
5.7MB

Download
memory/3788-4-0x0000000001760000-0x0000000001770000-memory.dmp

Filesize
64KB

Download
memory/3788-1-0x00007FFAD8130000-0x00007FFAD8BF1000-memory.dmp

Filesize
10.8MB

Download
memory/3788-13-0x00007FFAD8130000-0x00007FFAD8BF1000-memory.dmp

Filesize
10.8MB

Download
memory/3788-0-0x0000000000E80000-0x0000000000E8C000-memory.dmp

Filesize
48KB

Download
memory/4580-28-0x00000000748E0000-0x0000000074E91000-memory.dmp

Filesize
5.7MB

Download
memory/4580-29-0x00000000748E0000-0x0000000074E91000-memory.dmp

Filesize
5.7MB

Download
memory/4580-31-0x00000000748E0000-0x0000000074E91000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads