e4703b9a702649087efa7a074bf75e003ef2291efea601f4dd2aa78693bf8e3a

General

Target

585e7bb53a3b676614de1cfa844e8c4e.exe
Size

116KB
MD5

585e7bb53a3b676614de1cfa844e8c4e
SHA1

b4734f071a645b7fff8bb58826205600ca6445ed
SHA256

e4703b9a702649087efa7a074bf75e003ef2291efea601f4dd2aa78693bf8e3a
SHA512

354067838983a3fb94155d7487ba7c23d43115bcf4ed299291b54a579bd8b7aa13dae03ab3b3cc2c395056b365d53542fe4b42805c52e01b151d0ae47f6e6542
SSDEEP

3072:66Aipz39gBu6f6q789ckd0hcLEOknMQVBsAB2EOuFhFdOP618O:E09go6f18WS0hvOMMQVBsAB2Lu/OPe

Score

8^/10

evasion persistence upx

Malware Config

Signatures

Creates new service(s) 1 TTPs
persistence

Windows Service
T1543.003

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Windows Service

T1543.003

pid	Process
2740	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
2648	8968b91d.exe

Loads dropped DLL 2 IoCs

pid	Process
2376	585e7bb53a3b676614de1cfa844e8c4e.exe
2376	585e7bb53a3b676614de1cfa844e8c4e.exe

UPX packed file 17 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x000a0000000141b0-11.dat	upx
behavioral1/memory/2648-19-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2648-23-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2648-24-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2648-25-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2648-26-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2648-27-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2648-28-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2648-29-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2648-30-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2648-31-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2648-32-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2648-33-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2648-34-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2648-35-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2648-36-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/2648-37-0x0000000000400000-0x000000000041F000-memory.dmp	upx

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\qosname32 = "rundll32.exe qosname32.dll,orul"	585e7bb53a3b676614de1cfa844e8c4e.exe

Drops file in System32 directory 8 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\5dbe985b.dll	585e7bb53a3b676614de1cfa844e8c4e.exe
File opened for modification	C:\Windows\SysWOW64\5dbe985b.dll	585e7bb53a3b676614de1cfa844e8c4e.exe
File created	C:\Windows\SysWOW64\qosname32.dll	585e7bb53a3b676614de1cfa844e8c4e.exe
File opened for modification	C:\Windows\SysWOW64\qosname32.dll	585e7bb53a3b676614de1cfa844e8c4e.exe
File created	C:\Windows\SysWOW64\5736674b.dll	585e7bb53a3b676614de1cfa844e8c4e.exe
File opened for modification	C:\Windows\SysWOW64\5736674b.dll	585e7bb53a3b676614de1cfa844e8c4e.exe
File created	C:\Windows\SysWOW64\de7aa25e.dll	585e7bb53a3b676614de1cfa844e8c4e.exe
File opened for modification	C:\Windows\SysWOW64\de7aa25e.dll	585e7bb53a3b676614de1cfa844e8c4e.exe

Launches sc.exe 2 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2992	sc.exe
2548	sc.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2992	2376	585e7bb53a3b676614de1cfa844e8c4e.exe	28
PID 2376 wrote to memory of 2992	2376	585e7bb53a3b676614de1cfa844e8c4e.exe	28
PID 2376 wrote to memory of 2992	2376	585e7bb53a3b676614de1cfa844e8c4e.exe	28
PID 2376 wrote to memory of 2992	2376	585e7bb53a3b676614de1cfa844e8c4e.exe	28
PID 2376 wrote to memory of 2548	2376	585e7bb53a3b676614de1cfa844e8c4e.exe	30
PID 2376 wrote to memory of 2548	2376	585e7bb53a3b676614de1cfa844e8c4e.exe	30
PID 2376 wrote to memory of 2548	2376	585e7bb53a3b676614de1cfa844e8c4e.exe	30
PID 2376 wrote to memory of 2548	2376	585e7bb53a3b676614de1cfa844e8c4e.exe	30
PID 2376 wrote to memory of 2740	2376	585e7bb53a3b676614de1cfa844e8c4e.exe	32
PID 2376 wrote to memory of 2740	2376	585e7bb53a3b676614de1cfa844e8c4e.exe	32
PID 2376 wrote to memory of 2740	2376	585e7bb53a3b676614de1cfa844e8c4e.exe	32
PID 2376 wrote to memory of 2740	2376	585e7bb53a3b676614de1cfa844e8c4e.exe	32
PID 2376 wrote to memory of 2648	2376	585e7bb53a3b676614de1cfa844e8c4e.exe	34
PID 2376 wrote to memory of 2648	2376	585e7bb53a3b676614de1cfa844e8c4e.exe	34
PID 2376 wrote to memory of 2648	2376	585e7bb53a3b676614de1cfa844e8c4e.exe	34
PID 2376 wrote to memory of 2648	2376	585e7bb53a3b676614de1cfa844e8c4e.exe	34

C:\Users\Admin\AppData\Local\Temp\585e7bb53a3b676614de1cfa844e8c4e.exe
"C:\Users\Admin\AppData\Local\Temp\585e7bb53a3b676614de1cfa844e8c4e.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create qosname32 type= share start= auto DisplayName= "Microsoft Windows GetQosByName Service Provider" group= "Event Log" binPath= "rundll32.exe C:\Windows\system32\qosname32.dll,orul"
  2⤵
  - Launches sc.exe
  PID:2992
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description qosname32 "Microsoft Windows GetQosByName Service Provider"
  2⤵
  - Launches sc.exe
  PID:2548
- C:\Windows\SysWOW64\netsh.exe
  C:\Windows\system32\netsh.exe firewall add portopening TCP 1513 messenger
  2⤵
  - Modifies Windows Firewall
  PID:2740
- C:\Users\Admin\AppData\Local\Temp\8968b91d.exe
  "C:\Users\Admin\AppData\Local\Temp\8968b91d.exe"
  2⤵
  - Executes dropped EXE
  PID:2648

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

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\8968b91d.exe

Filesize
19KB

MD5
ee4f00c27ba7f34d7f66d6ee3bf06b1e

SHA1
1743581ef8f89bff75508857ce9f9db70212b03d

SHA256
cbecf191acb3bac4bbdcbcb1f90f769654c33bf8d95541be4ffc6ee1caaa9379

SHA512
24abaaa1ca085ed8d7a043c9bee935e3f7b2f5b8aa2c41de8a6b6b299d00e16f09cceb95741cf3c8c82948020977ccde445f5da8f6d7de431b9be5d39d8c96c8

Download Submit
memory/2376-0-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2648-27-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2648-29-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2648-24-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2648-25-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2648-26-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2648-19-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2648-28-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2648-23-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2648-30-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2648-31-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2648-32-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2648-33-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2648-34-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2648-35-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2648-36-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2648-37-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads