4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9

max time kernel
148s
max time network
151s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17/04/2024, 14:26

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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
behavioral2/memory/2772-3-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-4-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-7-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-9-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-8-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-10-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-15-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-16-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-17-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-18-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-19-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-28-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-46-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-52-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-53-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-54-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-58-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-59-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-60-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-61-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral2/memory/2772-62-0x0000000000400000-0x00000000007A3000-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 2780 set thread context of 2772	2780	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	28

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2772	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
2772	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
2772	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2780 wrote to memory of 2772	2780	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	28
PID 2780 wrote to memory of 2772	2780	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	28
PID 2780 wrote to memory of 2772	2780	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	28
PID 2780 wrote to memory of 2772	2780	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	28
PID 2780 wrote to memory of 2772	2780	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	28
PID 2780 wrote to memory of 2772	2780	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	28
PID 2780 wrote to memory of 2772	2780	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	28
PID 2780 wrote to memory of 2772	2780	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	28
PID 2780 wrote to memory of 2772	2780	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	28

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:2780
- 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:2772

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
2.6MB

MD5
8c8bc1908db7ac54e1dd393839811249

SHA1
00d3e7d05a0abd7dd8d764a13a90d027c06382a4

SHA256
b684399e3c8c9fe286edc15d8a6e14ea9ae7795ea7b5371865140e50fb678b3a

SHA512
438d374c3c0ba6db776767906f8ee5cadc4e6042c26f2da4715049f697a7d63e7d178c0e191b8edf91ed1e401401f813c34cd66c0f0b9911826d0b913f3de6d4

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

Filesize
5.6MB

MD5
c3c5af034dad14d82df1ac5cadf3d7b1

SHA1
9d236f9dbe86c68164c51e7d12907374529f3af5

SHA256
8b9144ae69efeecde40eea088896e30e2c125671bcc3e5be2ab75646aa4135ec

SHA512
aef21c9640e6b09ef82d9b861e7e155004da8ab0a81618f99124c7ec5b647b55424798e064d36f6e368a15005db594e4931e51f4fa05c806a8a832742efff2d3

Download Submit
memory/2772-17-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-59-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-62-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-4-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-7-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-9-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-8-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-10-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-15-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-16-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-61-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-18-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-60-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-28-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-19-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2772-46-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-52-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-53-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-54-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-58-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2772-3-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2780-6-0x00000000008B0000-0x0000000000A33000-memory.dmp

Filesize
1.5MB

Download
memory/2780-0-0x00000000008B0000-0x0000000000A33000-memory.dmp

Filesize
1.5MB

Download
memory/2780-5-0x0000000002160000-0x00000000022E3000-memory.dmp

Filesize
1.5MB

Download