48ee5e003fdd3d8c6b50ffb7931e5562ef3d04b7b411d8cf89118655da5c0e03

max time kernel
291s
max time network
297s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
07/04/2024, 09:41

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

39d11a7c0c4286ab2fa318d37cb3c3f3.exe
Size

1.9MB
MD5

39d11a7c0c4286ab2fa318d37cb3c3f3
SHA1

c18444d8d82b628100ac6d7b33c873884be99897
SHA256

48ee5e003fdd3d8c6b50ffb7931e5562ef3d04b7b411d8cf89118655da5c0e03
SHA512

3b24266cfda84af111551bb35111b1816739ffb971ee9ed26f20d3463abb7e7cc7f301bd29b0fed9f68b40a2e43e8b8fbb3c3776f3ea78eb875e0327f52d5a10
SSDEEP

49152:CeZz2gwNjPDGrcflSdRwwlM2oTPHUcmdfgL:hQg0iyqwwlJyLmB

Score

7^/10

persistence upx

Malware Config

Signatures

UPX packed file 36 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4776-1-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-4-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-5-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-6-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-7-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-8-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-22-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-38-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-39-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-43-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-44-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-45-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-49-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-52-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-53-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-54-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-55-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-59-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-60-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-61-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-62-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-63-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-64-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-65-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-66-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-67-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-68-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-69-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-70-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-74-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-75-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-79-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-80-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-81-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-82-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral2/memory/4776-83-0x0000000000400000-0x0000000000848000-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\""	39d11a7c0c4286ab2fa318d37cb3c3f3.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4764 set thread context of 4776	4764	39d11a7c0c4286ab2fa318d37cb3c3f3.exe	73

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
4776	39d11a7c0c4286ab2fa318d37cb3c3f3.exe
4776	39d11a7c0c4286ab2fa318d37cb3c3f3.exe
4776	39d11a7c0c4286ab2fa318d37cb3c3f3.exe
4776	39d11a7c0c4286ab2fa318d37cb3c3f3.exe
4776	39d11a7c0c4286ab2fa318d37cb3c3f3.exe
4776	39d11a7c0c4286ab2fa318d37cb3c3f3.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4764 wrote to memory of 4776	4764	39d11a7c0c4286ab2fa318d37cb3c3f3.exe	73
PID 4764 wrote to memory of 4776	4764	39d11a7c0c4286ab2fa318d37cb3c3f3.exe	73
PID 4764 wrote to memory of 4776	4764	39d11a7c0c4286ab2fa318d37cb3c3f3.exe	73
PID 4764 wrote to memory of 4776	4764	39d11a7c0c4286ab2fa318d37cb3c3f3.exe	73
PID 4764 wrote to memory of 4776	4764	39d11a7c0c4286ab2fa318d37cb3c3f3.exe	73
PID 4764 wrote to memory of 4776	4764	39d11a7c0c4286ab2fa318d37cb3c3f3.exe	73
PID 4764 wrote to memory of 4776	4764	39d11a7c0c4286ab2fa318d37cb3c3f3.exe	73
PID 4764 wrote to memory of 4776	4764	39d11a7c0c4286ab2fa318d37cb3c3f3.exe	73

C:\Users\Admin\AppData\Local\Temp\39d11a7c0c4286ab2fa318d37cb3c3f3.exe
"C:\Users\Admin\AppData\Local\Temp\39d11a7c0c4286ab2fa318d37cb3c3f3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4764
- C:\Users\Admin\AppData\Local\Temp\39d11a7c0c4286ab2fa318d37cb3c3f3.exe
  "C:\Users\Admin\AppData\Local\Temp\39d11a7c0c4286ab2fa318d37cb3c3f3.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:4776

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

Loading Replay Monitor...

Downloads

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

Filesize
2.6MB

MD5
4d62003ad34c5d7a6f806d8849ce9e97

SHA1
a08a271fd0114c10f82ff161959095d89c0bf482

SHA256
59838a713e970480f142eaed3df312d8aa9c707a021e5ff5dbfb86baebc9698e

SHA512
6b8517a14dba98c1a7ca3556d383c603ac5062b0f076473c6a9f92e38c8f3d657076be299959aaae03628daef19a68e74a3d92d5dc66269b1e5ce1f83ff2a3fe

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

Filesize
10.4MB

MD5
08a6207e21f07e31dbdc4de95f64dd01

SHA1
3705fb57c4ac24b382b69c5c090bc2c5e607db2f

SHA256
a1efcf7042d779371d261fafbddc5dc1f3f9e7a60a47101508606626f1b35d83

SHA512
5d56c633e976381bb1609ae321fa9a68e1a7ff1870b17a1e2358de9aeb58cca033e3f9f506a8ec05cc4c44d7caf13f7e164bed11f987848c93eeaafcac98b9c1

Download Submit
memory/4764-2-0x00000000028A0000-0x0000000002A67000-memory.dmp

Filesize
1.8MB

Download
memory/4764-3-0x0000000002A70000-0x0000000002C27000-memory.dmp

Filesize
1.7MB

Download
memory/4776-55-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-6-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-7-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-8-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-5-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-22-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-4-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-38-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-39-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-43-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-44-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-45-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-49-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-52-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-53-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-54-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-59-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-1-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-70-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-61-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-62-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-63-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-64-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-65-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-66-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-67-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-68-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-69-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-60-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-74-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-75-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-79-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-80-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-81-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-82-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4776-83-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download