4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9

max time kernel
145s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-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
behavioral4/memory/2152-3-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-5-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-6-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-7-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-8-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-9-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-14-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-15-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-16-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-25-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-33-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-34-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-49-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-51-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-52-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-56-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-57-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-58-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-59-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-66-0x0000000000400000-0x00000000007A3000-memory.dmp	upx
behavioral4/memory/2152-67-0x0000000000400000-0x00000000007A3000-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 1764 set thread context of 2152	1764	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	87

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
2152	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
2152	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
2152	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
2152	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
2152	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe
2152	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1764 wrote to memory of 2152	1764	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	87
PID 1764 wrote to memory of 2152	1764	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	87
PID 1764 wrote to memory of 2152	1764	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	87
PID 1764 wrote to memory of 2152	1764	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	87
PID 1764 wrote to memory of 2152	1764	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	87
PID 1764 wrote to memory of 2152	1764	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	87
PID 1764 wrote to memory of 2152	1764	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	87
PID 1764 wrote to memory of 2152	1764	4908395a56a5c48373993a6b6eea963810804c123e54e1f80a7c94c1202d6fb9.exe	87

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:1764
- 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:2152

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
524aa207546b0ac25e011d6e3a62a5ff

SHA1
4a2136d1f00318cdbb09f6ba21e82648d0dc9617

SHA256
895824096b4bde3dc92ba17f36fe493317e786313095a40c16c337325916fa5f

SHA512
e5ac0ee8cb089a99b2ef6644d6a2891bde6798352d2f16c38c65c61cd132acc663c7a31e91bc6ac050cddd082d144c66f84bedf26dd646ae4adeb073233806d3

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

Filesize
9.3MB

MD5
181fab962088a2affd56401fb60c74f3

SHA1
75b512b6bc65068902aa5fb78647d056f55e8c30

SHA256
c0069c1bfe00f5e34eeb92f498e5a3e3eb5db2071e9b900816d21b86a8576f62

SHA512
e372c9c36dd8348eb8ad307d4451c5d202246f4e84121f4f027973d4ea62d950f57b282b278a6df9a841e99e62d80bc427a8182f5d90a6a6f4043ea0aab067fb

Download Submit
memory/1764-2-0x0000000002570000-0x00000000026F3000-memory.dmp

Filesize
1.5MB

Download
memory/1764-1-0x0000000000A30000-0x0000000000BC1000-memory.dmp

Filesize
1.6MB

Download
memory/2152-25-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-34-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-8-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-9-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-14-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-15-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-16-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-6-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-5-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-3-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-33-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-7-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-49-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-51-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-52-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-56-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-57-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-58-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-59-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-66-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download
memory/2152-67-0x0000000000400000-0x00000000007A3000-memory.dmp

Filesize
3.6MB

Download