baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c

General

Target

baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
Size

132KB
MD5

190a22e344558b29a840cb2a806bff6e
SHA1

ded867e0a759d7c967d6f4174830f174365e99ef
SHA256

baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c
SHA512

e11dd8162668bd17aa80028c3d262391bcd9a5ed980ed05f196644db5137b70b9d4a0bfc2fd108c38d72b941c96642f662335731aee676271bd8aaa688f30b54
SSDEEP

3072:+3bIpdK5VDK0JbXX7R7WxnqwnWdM+nOuOoiB:+3cYvJbNWZWdMOmoiB

Score

8^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
384	msa.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/384-137-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral2/memory/384-138-0x0000000000400000-0x0000000000445000-memory.dmp	upx
behavioral2/memory/4764-139-0x0000000000400000-0x0000000000445000-memory.dmp	upx

Drops file in Windows directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Tasks\{5B57CF47-0BFA-43c6-ACF9-3B3653DCADBA}.job	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
File created	C:\Windows\msa.exe	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
File opened for modification	C:\Windows\msa.exe	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
File created	C:\Windows\Tasks\{5B57CF47-0BFA-43c6-ACF9-3B3653DCADBA}.job	msa.exe
File opened for modification	C:\Windows\Tasks\{5B57CF47-0BFA-43c6-ACF9-3B3653DCADBA}.job	msa.exe
File created	C:\Windows\Tasks\{5B57CF47-0BFA-43c6-ACF9-3B3653DCADBA}.job	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\International	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4764 wrote to memory of 384	4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe	80
PID 4764 wrote to memory of 384	4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe	80
PID 4764 wrote to memory of 384	4764	baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe	80

C:\Users\Admin\AppData\Local\Temp\baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe
"C:\Users\Admin\AppData\Local\Temp\baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c.exe"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4764
- C:\Windows\msa.exe
  C:\Windows\msa.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:384

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\Tasks\{5B57CF47-0BFA-43c6-ACF9-3B3653DCADBA}.job

Filesize
426B

MD5
1e16a65e710bca3db0cdb6f886f9ae1a

SHA1
a7092c09f849e224ceba2532cb8a65eb44a4eeb3

SHA256
c13b15cb78e57b22a4b408c383e491313b3625742bfa42f46838a2e3f41adbef

SHA512
ea1bac61ce181fea8195ae357bf6026452ea6d7886de1e0596b4de7fa9e1907ed67c2042447855a3221d985c396d4a175b7842cd3927b8bc866b93af7f9d5dd5

Download Submit
C:\Windows\msa.exe

Filesize
132KB

MD5
190a22e344558b29a840cb2a806bff6e

SHA1
ded867e0a759d7c967d6f4174830f174365e99ef

SHA256
baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c

SHA512
e11dd8162668bd17aa80028c3d262391bcd9a5ed980ed05f196644db5137b70b9d4a0bfc2fd108c38d72b941c96642f662335731aee676271bd8aaa688f30b54

Download Submit
C:\Windows\msa.exe

Filesize
132KB

MD5
190a22e344558b29a840cb2a806bff6e

SHA1
ded867e0a759d7c967d6f4174830f174365e99ef

SHA256
baf68c00253dba32db6ddea4940367cd4c7e2363020d6030f711b5180e6cb92c

SHA512
e11dd8162668bd17aa80028c3d262391bcd9a5ed980ed05f196644db5137b70b9d4a0bfc2fd108c38d72b941c96642f662335731aee676271bd8aaa688f30b54

Download Submit
memory/384-137-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/384-138-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/4764-132-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/4764-139-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download

Analysis

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