75ec8584cb9c027d9218bdc03cc2be4d425b46d2e4c5998999be973c488b48ba

General

Target

d760d5cef98c6d306de263950d4ca2c3.exe
Size

1.9MB
MD5

d760d5cef98c6d306de263950d4ca2c3
SHA1

3a0b7a15c2cb69a03c314df51aaca285a1033270
SHA256

75ec8584cb9c027d9218bdc03cc2be4d425b46d2e4c5998999be973c488b48ba
SHA512

ff528a1851b7b6c4d606d5f21cf681eaa37ac0ceaf80d3bdb55c7a4127bd99bef67f7876fe8db80b0d98b75afb8f17c2019e435efbe59a7a53c259ea35a61e90
SSDEEP

49152:cfLtxlzvBV2Ag/96v7fD+dHANE8i1JFCGLvEcTIMMdY179:axLV2Ag/Uv7fDPNERUQvx/yY1x

Score

10^/10

discovery persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Program Files (x86)\\PCenter\\pc.exe"	d760d5cef98c6d306de263950d4ca2c3.exe

Executes dropped EXE 1 IoCs

pid	Process
3736	agent.exe

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\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\agent.exe = "C:\\Program Files (x86)\\PCenter\\agent.exe"	d760d5cef98c6d306de263950d4ca2c3.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 16 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\PCenter\faq\images\gimg4.jpg	d760d5cef98c6d306de263950d4ca2c3.exe
File created	C:\Program Files (x86)\PCenter\faq\images\gimg5.jpg	d760d5cef98c6d306de263950d4ca2c3.exe
File created	C:\Program Files (x86)\PCenter\faq\images\gimg6.jpg	d760d5cef98c6d306de263950d4ca2c3.exe
File created	C:\Program Files (x86)\PCenter\sounds\3.mp3	d760d5cef98c6d306de263950d4ca2c3.exe
File created	C:\Program Files (x86)\PCenter\faq\guide.html	d760d5cef98c6d306de263950d4ca2c3.exe
File created	C:\Program Files (x86)\PCenter\sounds\1.mp3	d760d5cef98c6d306de263950d4ca2c3.exe
File created	C:\Program Files (x86)\PCenter\pc.exe	d760d5cef98c6d306de263950d4ca2c3.exe
File created	C:\Program Files (x86)\PCenter\agent.exe	d760d5cef98c6d306de263950d4ca2c3.exe
File created	C:\Program Files (x86)\PCenter\faq\images\gimg9.jpg	d760d5cef98c6d306de263950d4ca2c3.exe
File created	C:\Program Files (x86)\PCenter\faq\images\gimg1.jpg	d760d5cef98c6d306de263950d4ca2c3.exe
File created	C:\Program Files (x86)\PCenter\faq\images\gimg8.jpg	d760d5cef98c6d306de263950d4ca2c3.exe
File created	C:\Program Files (x86)\PCenter\faq\images\gimg3.jpg	d760d5cef98c6d306de263950d4ca2c3.exe
File created	C:\Program Files (x86)\PCenter\faq\images\gimg7.jpg	d760d5cef98c6d306de263950d4ca2c3.exe
File created	C:\Program Files (x86)\PCenter\uninstall.exe	d760d5cef98c6d306de263950d4ca2c3.exe
File created	C:\Program Files (x86)\PCenter\faq\images\gimg10.jpg	d760d5cef98c6d306de263950d4ca2c3.exe
File created	C:\Program Files (x86)\PCenter\faq\images\gimg2.jpg	d760d5cef98c6d306de263950d4ca2c3.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3736	agent.exe
3736	agent.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3736	agent.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
3736	agent.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5112 wrote to memory of 3736	5112	d760d5cef98c6d306de263950d4ca2c3.exe	92
PID 5112 wrote to memory of 3736	5112	d760d5cef98c6d306de263950d4ca2c3.exe	92
PID 5112 wrote to memory of 3736	5112	d760d5cef98c6d306de263950d4ca2c3.exe	92

C:\Users\Admin\AppData\Local\Temp\d760d5cef98c6d306de263950d4ca2c3.exe
"C:\Users\Admin\AppData\Local\Temp\d760d5cef98c6d306de263950d4ca2c3.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:5112
- C:\Program Files (x86)\PCenter\agent.exe
  "C:\Program Files (x86)\PCenter\agent.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:3736

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\PCenter\agent.exe

Filesize
541KB

MD5
1430af0a66f15be074aea998c834b881

SHA1
fd9183aa672e5ad46529f0dc039cc4be379a565b

SHA256
20ec56d7412e54ff759bfc174cc7fa45d644a87ef432541f7392fa4d00bceb8f

SHA512
b592159eb6d2d16937ca9b90f7938915579de4539bbd27830c228711bacd71f070bd1ea12b8263640dd11bfe5002ec0a4e63b9803863d6a5454071a7b68842a8

Download Submit
memory/3736-29-0x00000000020E0000-0x00000000020E1000-memory.dmp

Filesize
4KB

Download
memory/3736-30-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/3736-32-0x00000000020E0000-0x00000000020E1000-memory.dmp

Filesize
4KB

Download
memory/3736-36-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads