e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf

General

Target

e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
Size

1.7MB
MD5

ea95d5c8cbd2057f690affb7dea8049b
SHA1

7eb10e65700d7d79d2b398f5fc5383dfa421f733
SHA256

e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf
SHA512

e00beb85a726cdc7751f205134e3d8caad0bbd8c3480951398002fbb68ef6d57c7281cacc8ebf5fc2ca436bdded4646ea5f60fb4c961ff2579e018c83f967734
SSDEEP

24576:xthEVaPqLB/OXA8faoMTRpyikthEVaPqLB/OXA8faoMTRpyix:pEVUcwkB3V4EVUcwkB3Vx

Score

5^/10

discovery upx

Malware Config

Signatures

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/1228-8-0x0000000000400000-0x0000000000516000-memory.dmp	autoit_exe
behavioral2/memory/3980-11-0x0000000000400000-0x0000000000516000-memory.dmp	autoit_exe
behavioral2/memory/1228-25-0x0000000000400000-0x0000000000516000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1228 set thread context of 2788	1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe	83

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3980-0-0x0000000000400000-0x0000000000516000-memory.dmp	upx
behavioral2/memory/1228-8-0x0000000000400000-0x0000000000516000-memory.dmp	upx
behavioral2/memory/3980-11-0x0000000000400000-0x0000000000516000-memory.dmp	upx
behavioral2/memory/1228-25-0x0000000000400000-0x0000000000516000-memory.dmp	upx

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2536	2788	WerFault.exe	83

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	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
3980	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
3980	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
3980	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe

Suspicious use of SendNotifyMessage 6 IoCs

pid	Process
3980	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
3980	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
3980	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3980 wrote to memory of 1228	3980	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe	82
PID 3980 wrote to memory of 1228	3980	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe	82
PID 3980 wrote to memory of 1228	3980	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe	82
PID 1228 wrote to memory of 2788	1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe	83
PID 1228 wrote to memory of 2788	1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe	83
PID 1228 wrote to memory of 2788	1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe	83
PID 1228 wrote to memory of 2788	1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe	83
PID 1228 wrote to memory of 2788	1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe	83
PID 1228 wrote to memory of 2788	1228	e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe	83

C:\Users\Admin\AppData\Local\Temp\e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
"C:\Users\Admin\AppData\Local\Temp\e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3980
- C:\Users\Admin\AppData\Local\Temp\e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe
  C:\Users\Admin\AppData\Local\Temp\e65723a395c55f4757594df4365384327d4cf2256004e3bfbeb1f8fd35c65fbf.exe /AutoIt3ExecuteScript "C:\Users\Admin\AppData\Local\Temp\test.a3x"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:1228
- - \??\c:\windows\SysWOW64\svchost.exe
    "c:\windows\system32\svchost.exe"
    3⤵
    PID:2788
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2788 -s 20
      4⤵
      Program crash
      PID:2536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2788 -ip 2788
1⤵
PID:4744

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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\aut783D.tmp

Filesize
397KB

MD5
4e4cddd13c848074c11d4f1d291c6aba

SHA1
53e0002cead55ba20ef6261b1a43967e612fb558

SHA256
4070ad29af1c0328ceec6b7032f2ff7fa94ee4adaead367f32c549d13ebbcf77

SHA512
261bca93ac6b50af8c96b22d74b5a740380516869b3773c5f162924e8825770ebf6b65da83ac578cb592cfe9997bee8433e55648d32c2f2da83297904fbebb76

Download Submit
memory/1228-8-0x0000000000400000-0x0000000000516000-memory.dmp

Filesize
1.1MB

Download
memory/1228-25-0x0000000000400000-0x0000000000516000-memory.dmp

Filesize
1.1MB

Download
memory/3980-0-0x0000000000400000-0x0000000000516000-memory.dmp

Filesize
1.1MB

Download
memory/3980-11-0x0000000000400000-0x0000000000516000-memory.dmp

Filesize
1.1MB

Download

Analysis

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