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
1693s
max time network
1159s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-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

8^/10

discovery persistence upx

Malware Config

Signatures

Contacts a large (1400) 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
behavioral4/memory/2572-6-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-7-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-3-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-5-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-8-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-9-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-22-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-30-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-31-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-40-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-41-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-45-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-46-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-47-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-53-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-57-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-58-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-59-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-60-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-64-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-65-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-72-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-75-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-95-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-110-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-109-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-106-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-87-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-105-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-104-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-103-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-102-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-101-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-100-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-99-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-98-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-97-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-94-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-93-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-92-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-91-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-90-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-89-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-108-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-86-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-85-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-83-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-82-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-80-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-79-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-96-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-76-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-74-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-73-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-71-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-70-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-68-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-88-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-84-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-81-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-78-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-66-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-69-0x0000000000400000-0x0000000000848000-memory.dmp	upx
behavioral4/memory/2572-67-0x0000000000400000-0x0000000000848000-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 5052 set thread context of 2572	5052	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

7720 2572 WerFault.exe f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

pid	pid_target	process	target process
7720	2572	WerFault.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

pid	process
2572	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
2572	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
2572	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
2572	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
2572	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
2572	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

description	pid	process	target process
PID 5052 wrote to memory of 2572	5052	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 5052 wrote to memory of 2572	5052	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 5052 wrote to memory of 2572	5052	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 5052 wrote to memory of 2572	5052	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 5052 wrote to memory of 2572	5052	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 5052 wrote to memory of 2572	5052	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 5052 wrote to memory of 2572	5052	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe	f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
PID 5052 wrote to memory of 2572	5052	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:5052

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:2572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2572 -s 8100
3⤵
- Program crash
PID:7720

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2572 -ip 2572
1⤵
PID:7704

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
5.2MB

MD5
aaf23e54723bbf215fbb2365b9a0801b

SHA1
0ad211cbf13ed9ab3734b6bbbf2dec75887a4d43

SHA256
b437efb2f3c64060110d3a0910ad9bdd3fb8b51e67b8a15841cce2411d21355c

SHA512
89f8f1774480307221eb8e8b529ccfc8e8f39df3f85f0ed6c275d304938abd5b26e1ab7270d4ca508dbd89d2db975516c62c045c51b65e2e73bd4aca7446cd5b

Download Submit
memory/2572-6-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-7-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-3-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-5-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-8-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-9-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-22-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-30-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-31-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-40-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-41-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-45-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-46-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-47-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-53-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-57-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-58-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-59-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-60-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-64-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-65-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-72-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-75-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-95-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-110-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-109-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-106-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-87-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-105-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-104-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-103-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-102-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-101-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-100-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-99-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-98-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-97-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-94-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-93-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-92-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-91-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-90-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-89-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-108-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-86-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-85-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-83-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-82-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-80-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-79-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-96-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-76-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-74-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-73-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-71-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-70-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-68-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-88-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-84-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-81-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-78-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-66-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-69-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/2572-67-0x0000000000400000-0x0000000000848000-memory.dmp

Filesize
4.3MB

Download
memory/5052-1-0x0000000004AE0000-0x0000000004CA7000-memory.dmp

Filesize
1.8MB

Download
memory/5052-2-0x0000000004CD0000-0x0000000004E87000-memory.dmp

Filesize
1.7MB

Download