f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b

Resubmissions

07-05-2024 12:36

240507-pta39afh8x 10

07-05-2024 12:36

07-05-2024 12:36

07-05-2024 12:36

07-05-2024 12:36

25-04-2024 13:15

Analysis

max time kernel
1193s
max time network
1200s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
07-05-2024 12:36

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Report Analysis Logs

General

Target

f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
Size

1.8MB
MD5

74f0926d93b595bb0a97d12fcced1f0e
SHA1

057b3c704de258d5b858afc884495405af2c7426
SHA256

f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b
SHA512

08f4b6a7ce8104180e538c2999115bc6cba33f3a66564db1b8369100bdbb540296207233cd25441c97f5ada1f4711c7ad4f12b18cc843ce0e9f719852444622a
SSDEEP

49152:VFqIJny8yP43p0p3PvdvN71jdII5rYjsAIGi:VFqmnbc45YVN71y1AGi

Score

8^/10

discovery persistence upx

Malware Config

Signatures

Contacts a large (676) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

UPX packed file 64 IoCs

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

upx

Processes:

resource	yara_rule
behavioral3/memory/688-1-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-2-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-6-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-7-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-3-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-8-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-9-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-25-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-38-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-39-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-43-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-44-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-45-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-51-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-52-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-53-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-54-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-55-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-56-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-57-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-58-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-59-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-63-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-76-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-75-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-73-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-72-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-70-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-69-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-67-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-66-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-65-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-64-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-80-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-104-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-101-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-96-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-93-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-91-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-89-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-88-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-86-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-85-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-84-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-83-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-78-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-77-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-74-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-71-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-68-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-107-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-106-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-105-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-103-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-100-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-99-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-98-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-97-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-95-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-94-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-92-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-90-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-87-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral3/memory/688-82-0x0000000000400000-0x0000000000848000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CSRSS = "\"C:\\ProgramData\\Drivers\\csrss.exe\""	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

Suspicious use of SetThreadContext 1 IoCs

Processes:

f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

description	pid	process	target process
PID 4404 set thread context of 688	4404	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

7868 688 WerFault.exe f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

pid	pid_target	process	target process
7868	688	WerFault.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

pid	process
688	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
688	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
688	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
688	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
688	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
688	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

description	pid	process	target process
PID 4404 wrote to memory of 688	4404	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 4404 wrote to memory of 688	4404	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 4404 wrote to memory of 688	4404	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 4404 wrote to memory of 688	4404	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 4404 wrote to memory of 688	4404	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 4404 wrote to memory of 688	4404	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 4404 wrote to memory of 688	4404	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 4404 wrote to memory of 688	4404	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

C:\Users\Admin\AppData\Local\Temp\f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
"C:\Users\Admin\AppData\Local\Temp\f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4404

C:\Users\Admin\AppData\Local\Temp\f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
"C:\Users\Admin\AppData\Local\Temp\f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 688 -s 9948
3⤵
- Program crash
PID:7868

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Network Service Discovery

T1046

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdesc-consensus.tmp
Filesize
2.4MB

MD5
0ce4530144899e61e7151afe7810919f

SHA1
f300561ff8bbd2b426926aced1e576bd2b91d001

SHA256
59f1410ba288f348e46546682bc8ae589accfdb2abc49b0b59fed35ed9de32e5

SHA512
595a94b645837f8627b703920cec6eda3e6103ae964c91c383679f00b712343b7f8d4656db6efdaceabe8c641cf45d6461ff77cc9fafa263880bc1a0763a83e6

Download Submit
C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdescs.new
Filesize
17.7MB

MD5
4325b8919dabc5d90be471e017e3e0b9

SHA1
dad97fd6d02423bb15e25473457a43482e5bd310

SHA256
3c9a2d800b9de7eec8f06bf65d0640a1e6c53e63e35799e817497a6a5252708e

SHA512
46c71afe589eb721746858fe41e5e83a67e03cd43b7cdfd59b75a88f213681d47ef1a0e169008106aaa092ddb0245867af9829354b755f353c6b657fe35c737f

Download Submit
memory/688-64-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-51-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-6-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-7-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-3-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-8-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-9-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-1-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-38-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-39-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-43-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-44-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-45-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-80-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-52-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-53-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-54-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-104-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-56-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-57-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-58-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-59-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-63-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-76-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-75-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-73-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-72-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-70-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-69-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-67-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-66-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-65-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-25-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-2-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-55-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-101-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-96-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-93-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-91-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-89-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-88-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-86-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-85-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-84-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-83-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-78-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-77-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-74-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-71-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-68-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-107-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-106-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-105-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-103-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-100-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-99-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-98-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-97-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-95-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-94-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-92-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-90-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-87-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-82-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/688-79-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/4404-4-0x0000000004B00000-0x0000000004CBC000-memory.dmp

Filesize
1.7MB

Download
memory/4404-5-0x0000000004CC0000-0x0000000004E77000-memory.dmp

Filesize
1.7MB

Download