9f0e3b772673d132810e934a9f14383d31f728fb6abe7486226cdbd2afcba02e

Analysis

max time kernel
44s
max time network
50s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
01-10-2022 22:25

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General

Target

9f0e3b772673d132810e934a9f14383d31f728fb6abe7486226cdbd2afcba02e.exe
Size

16KB
MD5

72cae4d2e44037014186cf099d1595d0
SHA1

fb77c97b55636ade515630d5baa75b88906bedd1
SHA256

9f0e3b772673d132810e934a9f14383d31f728fb6abe7486226cdbd2afcba02e
SHA512

868e9ed6139eb17c8b2ce2cd69d773fe08dd9ba9590be3d765448c1b52bb70b55d1d7b5d69307c122afeb63ca173ab6f4d5869e608e7baafa5b850f9538fd7e8
SSDEEP

192:z0AAGKRWgCdT3QbBfIQGptILWn1kKagOKgBMxlgJrcSt9NL5moMJNeUX0EtTIVBe:gHPh4MbsptIL2fagOngKJQakoM1UGT

Score

8^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1696	ld08.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0008000000005c51-56.dat	upx
behavioral1/memory/1368-59-0x0000000000400000-0x000000000040D000-memory.dmp	upx

Deletes itself 1 IoCs

pid	Process
976	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	ld08.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\sysldtray = "c:\\windows\\ld08.exe"	ld08.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	\??\c:\windows\ld08.exe	9f0e3b772673d132810e934a9f14383d31f728fb6abe7486226cdbd2afcba02e.exe
File created	\??\c:\windows\ld08.exe	9f0e3b772673d132810e934a9f14383d31f728fb6abe7486226cdbd2afcba02e.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1368 wrote to memory of 1696	1368	9f0e3b772673d132810e934a9f14383d31f728fb6abe7486226cdbd2afcba02e.exe	27
PID 1368 wrote to memory of 1696	1368	9f0e3b772673d132810e934a9f14383d31f728fb6abe7486226cdbd2afcba02e.exe	27
PID 1368 wrote to memory of 1696	1368	9f0e3b772673d132810e934a9f14383d31f728fb6abe7486226cdbd2afcba02e.exe	27
PID 1368 wrote to memory of 1696	1368	9f0e3b772673d132810e934a9f14383d31f728fb6abe7486226cdbd2afcba02e.exe	27
PID 1368 wrote to memory of 976	1368	9f0e3b772673d132810e934a9f14383d31f728fb6abe7486226cdbd2afcba02e.exe	28
PID 1368 wrote to memory of 976	1368	9f0e3b772673d132810e934a9f14383d31f728fb6abe7486226cdbd2afcba02e.exe	28
PID 1368 wrote to memory of 976	1368	9f0e3b772673d132810e934a9f14383d31f728fb6abe7486226cdbd2afcba02e.exe	28
PID 1368 wrote to memory of 976	1368	9f0e3b772673d132810e934a9f14383d31f728fb6abe7486226cdbd2afcba02e.exe	28

C:\Users\Admin\AppData\Local\Temp\9f0e3b772673d132810e934a9f14383d31f728fb6abe7486226cdbd2afcba02e.exe
"C:\Users\Admin\AppData\Local\Temp\9f0e3b772673d132810e934a9f14383d31f728fb6abe7486226cdbd2afcba02e.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1368
- \??\c:\windows\ld08.exe
  c:\windows\ld08.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:1696
- C:\Windows\SysWOW64\cmd.exe
  cmd /c c:\353wer2343.bat
  2⤵
  - Deletes itself
  PID:976

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\ld08.exe

Filesize
16KB

MD5
72cae4d2e44037014186cf099d1595d0

SHA1
fb77c97b55636ade515630d5baa75b88906bedd1

SHA256
9f0e3b772673d132810e934a9f14383d31f728fb6abe7486226cdbd2afcba02e

SHA512
868e9ed6139eb17c8b2ce2cd69d773fe08dd9ba9590be3d765448c1b52bb70b55d1d7b5d69307c122afeb63ca173ab6f4d5869e608e7baafa5b850f9538fd7e8

Download Submit
\??\c:\353wer2343.bat

Filesize
279B

MD5
4e9ac99b7ae5a8dbdbb9ff9695a49fb9

SHA1
b8c395f23fd5f566d05f888361216c6f56ec6d5a

SHA256
3604a964ee57eb49063556122f8befc430653a8ff49c95ac27db83d28c22df26

SHA512
5cfdc68fcbdb55ecbbc9882f7fd1f9ae802ad7a3226c2ec13a6619bee185c3eb42f2181d0804028bee6f20f79bb258814b6cab786e4ce6212c30e657933358a0

Download Submit
memory/976-58-0x0000000000000000-mapping.dmp

Download
memory/1368-54-0x0000000074E41000-0x0000000074E43000-memory.dmp

Filesize
8KB

Download
memory/1368-59-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/1696-55-0x0000000000000000-mapping.dmp

Download