b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330

General

Target

b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
Size

445KB
MD5

1d2f0de5c5d30250dccb891535187192
SHA1

33022927ad87d8a151c03cdaec3762c57e6c898f
SHA256

b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330
SHA512

7813d2e8c6c7112926cf398fbcfdea1a6a852ea45f680649076355d80f7bd6ca527f681f61a3d2e6ff3c2fa0164d84658c64a728abe941ce760415dd8c189adc
SSDEEP

6144:WdspDeDrxkg/vrMuJIgwhEFHyOrJcX/Pgqwzm5IzkWjS4e4azExBKO1t4Kb70NqY:s8kxNhOZElO5kkWjhD4A45lGU

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2740	ZNXTTQU.EXE

Modifies system executable filetype association 2 TTPs 3 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	ZNXTTQU.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\PerfLogs\\XTX.EXE \"%1\" %*"	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\XTX.EXE = "C:\\PerfLogs\\XTX.EXE"	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe

Enumerates connected drives 3 TTPs 17 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\G:	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
File opened (read-only)	\??\I:	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
File opened (read-only)	\??\S:	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
File opened (read-only)	\??\H:	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
File opened (read-only)	\??\J:	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
File opened (read-only)	\??\R:	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
File opened (read-only)	\??\U:	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
File opened (read-only)	\??\T:	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
File opened (read-only)	\??\V:	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
File opened (read-only)	\??\E:	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
File opened (read-only)	\??\K:	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
File opened (read-only)	\??\L:	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
File opened (read-only)	\??\M:	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
File opened (read-only)	\??\Q:	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
File opened (read-only)	\??\N:	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
File opened (read-only)	\??\O:	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
File opened (read-only)	\??\P:	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\ZNXTTQU.EXE	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
File created	C:\Windows\QEA.EXE	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe

Modifies registry class 15 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "C:\\PerfLogs\\EES.EXE %1"	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\shell\open\command\ = "C:\\PerfLogs\\EES.EXE \"%1\""	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command\ = "C:\\System Volume Information\\QHTRJA.EXE \"%1\""	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\inifile\shell\open\command	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\inifile\shell\open\command\ = "C:\\System Volume Information\\QHTRJA.EXE %1"	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	ZNXTTQU.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\chm.file	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\chm.file\shell\open	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\shell\open\command	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\chm.file\shell\open\command	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\chm.file\shell	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\PerfLogs\\XTX.EXE \"%1\" %*"	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2740	ZNXTTQU.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 888 wrote to memory of 2740	888	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe	28
PID 888 wrote to memory of 2740	888	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe	28
PID 888 wrote to memory of 2740	888	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe	28
PID 888 wrote to memory of 2740	888	b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe	28

C:\Users\Admin\AppData\Local\Temp\b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe
"C:\Users\Admin\AppData\Local\Temp\b608b48296ac78df7cbee4fae8e0d9e6363c733678bd23725d53a3d39892a330.exe"
1⤵
- Modifies system executable filetype association
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:888
- C:\Windows\ZNXTTQU.EXE
  C:\Windows\ZNXTTQU.EXE
  2⤵
  - Executes dropped EXE
  - Modifies system executable filetype association
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\PerfLogs\EES.EXE

Filesize
445KB

MD5
61e92137ecb626100baae82916be54bc

SHA1
11f6fdcf6101882a0c5b6390160b801dc7e9498c

SHA256
8f7d03d01256eeca6e286e93b102dd3a389efacaa0642b2bedeecda5e808b993

SHA512
80430512a582c051c716f95c07731f590e512c1d858f84ce438efaa87641a7c8810daf9ea6004070947c01fe01a45393c31f653e3168e14dd36a965368387fd3

Download Submit
C:\Windows\ZNXTTQU.EXE

Filesize
446KB

MD5
1412b5c6112b8b4007c014ed2fb53e5d

SHA1
da41440372030f55d33a30bb22428032a6b30575

SHA256
f7eb4efc8f4487128c46e72920f8dbf951c06a95bb59cc83f3f88ad1bda48fce

SHA512
49f33eadf2fb7d7bc6262afca03f14a77a3a3bb5fa57eba86b8b7e56f69b531975daf4a98204d7e96c8d7200a406beedbd6a7032a7dc585e3b8c8cda9014e218

Download Submit
memory/888-0-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/888-22-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2740-27-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2740-30-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2740-25-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2740-26-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2740-23-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2740-28-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2740-29-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2740-24-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2740-31-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2740-32-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2740-33-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2740-34-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2740-36-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2740-37-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2740-38-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads