13275c057816e8a845780f7efc56f71d9eb0d82872fe4f2999a875eed4a24dc1 | Triage

Analysis

max time kernel
148s
max time network
142s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
17-07-2024 12:37

Sharing

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General

Target

319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe
Size

842KB
MD5

713d2566715e590052dc995b533bda5b
SHA1

80dd387a6bdf48367c3d6a3ee58db791796c44e8
SHA256

319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1
SHA512

1ee204072ff90e2cec5163413e6dd8388d1967f6da59a485fa2d6e5c068b7cb01c1f4842142a27637bb0760484de412b7e07bbbbacfe1fad18be60277bff5ac2
SSDEEP

24576:7o/dpLFqAi4x1evJR73xltFlxGBZYBQ7I:sVB8s1S3VltFlcZ38

Score

7^/10

persistence upx

Malware Config

Signatures

UPX packed file 21 IoCs

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

Processes:

resource	yara_rule
behavioral6/memory/2340-3-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-4-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-9-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-8-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-7-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-10-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-11-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-15-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-16-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-17-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-18-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-19-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-22-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-23-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-24-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-25-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-26-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-27-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-28-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-29-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral6/memory/2340-30-0x0000000000400000-0x00000000005D5000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

Registry Run Keys / Startup Folder

Modify Registry

Processes:

319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe

description	pid	Process	procid_target
PID 2396 set thread context of 2340	2396	319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe	31

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe

pid	Process
2340	319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe
2340	319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe

pid	Process
2396	319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe

description	pid	Process	procid_target
PID 2396 wrote to memory of 2340	2396	319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe	31
PID 2396 wrote to memory of 2340	2396	319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe	31
PID 2396 wrote to memory of 2340	2396	319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe	31
PID 2396 wrote to memory of 2340	2396	319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe	31
PID 2396 wrote to memory of 2340	2396	319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe	31
PID 2396 wrote to memory of 2340	2396	319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe	31
PID 2396 wrote to memory of 2340	2396	319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe	31
PID 2396 wrote to memory of 2340	2396	319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe	31
PID 2396 wrote to memory of 2340	2396	319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe	31

C:\Users\Admin\AppData\Local\Temp\319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe
"C:\Users\Admin\AppData\Local\Temp\319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Users\Admin\AppData\Local\Temp\319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe
  "C:\Users\Admin\AppData\Local\Temp\319874ec782153cdccd2a9f0c5be6ffdb782c9093329851a5ec13530f93b63c1.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:2340

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Defense Evasion

Modify Registry

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2340-3-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-4-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-9-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-8-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-7-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-10-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-11-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-15-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-16-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-17-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-18-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-19-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-22-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-23-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-24-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-25-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-26-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-27-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-28-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-29-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2340-30-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download