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
439s
max time network
440s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
07-05-2024 12:36

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General

Target

f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
Size

1.8MB
MD5

74f0926d93b595bb0a97d12fcced1f0e
SHA1

057b3c704de258d5b858afc884495405af2c7426
SHA256

f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b
SHA512

08f4b6a7ce8104180e538c2999115bc6cba33f3a66564db1b8369100bdbb540296207233cd25441c97f5ada1f4711c7ad4f12b18cc843ce0e9f719852444622a
SSDEEP

49152:VFqIJny8yP43p0p3PvdvN71jdII5rYjsAIGi:VFqmnbc45YVN71y1AGi

Score

7^/10

discovery persistence upx

Malware Config

Signatures

UPX packed file 64 IoCs

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

upx

Processes:

resource	yara_rule
behavioral4/memory/3912-4-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-7-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-6-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-5-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-8-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-3-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-9-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-14-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-15-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-16-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-32-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-33-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-34-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-40-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-41-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-45-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-51-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-55-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-56-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-57-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-61-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-62-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-63-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-72-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-106-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-107-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-105-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-101-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-100-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-99-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-95-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-94-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-93-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-83-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-81-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-79-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-78-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-77-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-75-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-104-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-103-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-97-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-69-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-98-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-96-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-68-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-92-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-67-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-91-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-90-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-89-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-88-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-87-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-86-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-84-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-82-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-80-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-76-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-74-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-73-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-71-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-70-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-66-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/3912-65-0x0000000000400000-0x0000000000848000-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 3460 set thread context of 3912	3460	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 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid	pid_target	process	target process
8432	3912	WerFault.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
8260	3912	WerFault.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

pid	process
3912	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
3912	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
3912	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
3912	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
3912	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
3912	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exef1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

description	pid	process	target process
PID 3460 wrote to memory of 3912	3460	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 3460 wrote to memory of 3912	3460	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 3460 wrote to memory of 3912	3460	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 3460 wrote to memory of 3912	3460	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 3460 wrote to memory of 3912	3460	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 3460 wrote to memory of 3912	3460	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 3460 wrote to memory of 3912	3460	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 3460 wrote to memory of 3912	3460	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 3912 wrote to memory of 8432	3912	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	WerFault.exe
PID 3912 wrote to memory of 8432	3912	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	WerFault.exe
PID 3912 wrote to memory of 8432	3912	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	WerFault.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:3460

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
- Suspicious use of WriteProcessMemory
PID:3912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 10128
3⤵
- Program crash
PID:8432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 10128
3⤵
- Program crash
PID:8260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 196 -p 3912 -ip 3912
1⤵
PID:10188

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
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
7.6MB

MD5
c3c265b29a65cf3b11f13b79513b7f25

SHA1
9ad38784bd6dd430a8501436cc93ead880f9bf64

SHA256
666695a5394500142e6c509175421085b2e12b4d7bd5fc9f757003c65bcff89e

SHA512
3618e37c8572b709b96925af1227d3405e539eb5164cf6921f6304c081f7cfdea04177462997c6b778f7b1dde6d8edfd41d0656cb8c9371ddce6319490462186

Download Submit
memory/3460-1-0x0000000004A60000-0x0000000004C20000-memory.dmp

Filesize
1.8MB

Download
memory/3460-2-0x0000000004C30000-0x0000000004DE7000-memory.dmp

Filesize
1.7MB

Download
memory/3912-4-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-7-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-6-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-5-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-8-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-3-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-9-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-14-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-15-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-16-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-32-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-33-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-34-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-40-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-41-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-45-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-51-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-55-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-56-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-57-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-61-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-62-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-63-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-72-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-106-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-107-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-105-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-101-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-100-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-99-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-95-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-94-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-93-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-83-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-81-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-79-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-78-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-77-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-75-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-104-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-103-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-97-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-69-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-98-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-96-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-68-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-92-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-67-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-91-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-90-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-89-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-88-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-87-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-86-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-84-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-82-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-80-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-76-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-74-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-73-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/3912-71-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

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memory/3912-70-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

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memory/3912-66-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

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memory/3912-65-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

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memory/3912-64-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

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