4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9

max time kernel
142s
max time network
151s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
15/04/2024, 14:00

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General

Target

4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
Size

1.7MB
MD5

b2da193fb590153c1e0bafa590b65e34
SHA1

4a3f97ab1fbe710e51a3bdcd7adb20701668e603
SHA256

4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9
SHA512

0663db0e37376564d52135be90babf1a117140b4fcf1a2155b4a91b1a87ea1d7ed8955453ab4125e468da3d701ef7ca7bed4d41931978e5b7a2657237cff5f3f
SSDEEP

24576:pa71p1u7UctrbawQEWsey8clgWe/YPdtjgWZ45bc7X+0VdW/hF:pap/uprbt+xyDLVtM8pW5F

Score

7^/10

persistence upx

Malware Config

Signatures

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral3/memory/4464-1-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-4-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-2-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-6-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-8-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-7-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-37-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-38-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-42-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-43-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-44-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-48-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-51-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-52-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-53-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-54-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-55-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-56-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-57-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-58-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral3/memory/4464-59-0x0000000000400000-0x00000000007A3000-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\CSRSS = "\"C:\\ProgramData\\Drivers\\csrss.exe\""	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 204 set thread context of 4464	204	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	74

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4464	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
4464	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
4464	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
4464	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
4464	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
4464	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 204 wrote to memory of 4464	204	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	74
PID 204 wrote to memory of 4464	204	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	74
PID 204 wrote to memory of 4464	204	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	74
PID 204 wrote to memory of 4464	204	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	74
PID 204 wrote to memory of 4464	204	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	74
PID 204 wrote to memory of 4464	204	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	74
PID 204 wrote to memory of 4464	204	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	74
PID 204 wrote to memory of 4464	204	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	74

C:\Users\Admin\AppData\Local\Temp\4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
"C:\Users\Admin\AppData\Local\Temp\4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:204
- C:\Users\Admin\AppData\Local\Temp\4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
  "C:\Users\Admin\AppData\Local\Temp\4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:4464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdesc-consensus.tmp

Filesize
2.7MB

MD5
5ad02c48df55f05db0d7500a1880460b

SHA1
86a15e66e163c77509513f441c4804a244f8efab

SHA256
e63c0dc1cedcfb3ff0ff5e91f8cf612c22424fe18363f1a563c4c0b032e3bba0

SHA512
460337c8e80f450ece4ddb9f8dee9df2c65bfd33643da918f93f54d224ce9e3232f26856f65c4b211277db923ea78af3bfc1b729ee7ac95992b1add4efc9ea74

Download Submit
C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdescs.new

Filesize
7.1MB

MD5
69d132eb07c84816fb8993715a912095

SHA1
8e1867af7e9501eeb92a67622ff9c49e6bb9172d

SHA256
9a7273563a9d70309f804570edb34e85979a997ae520725c96eefe96e76fdcd4

SHA512
6ad7d5a16e9b58e2f185501791ea825753e4b945421751875bf9b439e66c954ea8996862cd51d801fb710aadf99bf973fe045bf1bf3b2da54d7a6730f07f4a1a

Download Submit
memory/204-5-0x00000000025B0000-0x0000000002733000-memory.dmp

Filesize
1.5MB

Download
memory/204-3-0x0000000000C80000-0x0000000000E10000-memory.dmp

Filesize
1.6MB

Download
memory/4464-42-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-48-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-8-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-7-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-2-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-4-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-37-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-38-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-1-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-43-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-44-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-6-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-51-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-52-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-53-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-54-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-55-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-56-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-57-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-58-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/4464-59-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download