9fc491c3579821e43a6fb3dda1514be3cf4d93c1a5b7d30a4319dd8b118b7c6f

Analysis

max time kernel
150s
max time network
142s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
02/10/2022, 10:31

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General

Target

9fc491c3579821e43a6fb3dda1514be3cf4d93c1a5b7d30a4319dd8b118b7c6f.exe
Size

181KB
MD5

703d7e01da1da65fc90bb12d911e1973
SHA1

9180909b6d14f79d8b3ab7af0fe4969e75c5c715
SHA256

9fc491c3579821e43a6fb3dda1514be3cf4d93c1a5b7d30a4319dd8b118b7c6f
SHA512

a91dd9fec03ed115ec4e86bf9bf93c69284341a65b26041c4bcab10703d2a2b6f55f853395f9c5e7159efd84cef491435dd3a63ce8cf27022f4e8497dbb68c6a
SSDEEP

3072:MfACg37XqjD/Y11m13OzCHqO/UYCjm4CNNDPuW1tGn:MfACgL6PYrm13OphYCjXCz/1G

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
272	Dsigea.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\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run	Dsigea.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ZU6RKI1ONY = "C:\\Windows\\Dsigea.exe"	Dsigea.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Dsigea.exe	9fc491c3579821e43a6fb3dda1514be3cf4d93c1a5b7d30a4319dd8b118b7c6f.exe
File created	C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job	9fc491c3579821e43a6fb3dda1514be3cf4d93c1a5b7d30a4319dd8b118b7c6f.exe
File opened for modification	C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job	9fc491c3579821e43a6fb3dda1514be3cf4d93c1a5b7d30a4319dd8b118b7c6f.exe
File created	C:\Windows\Dsigea.exe	9fc491c3579821e43a6fb3dda1514be3cf4d93c1a5b7d30a4319dd8b118b7c6f.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	Dsigea.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\International	Dsigea.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe
272	Dsigea.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
1348	9fc491c3579821e43a6fb3dda1514be3cf4d93c1a5b7d30a4319dd8b118b7c6f.exe
272	Dsigea.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1348 wrote to memory of 272	1348	9fc491c3579821e43a6fb3dda1514be3cf4d93c1a5b7d30a4319dd8b118b7c6f.exe	27
PID 1348 wrote to memory of 272	1348	9fc491c3579821e43a6fb3dda1514be3cf4d93c1a5b7d30a4319dd8b118b7c6f.exe	27
PID 1348 wrote to memory of 272	1348	9fc491c3579821e43a6fb3dda1514be3cf4d93c1a5b7d30a4319dd8b118b7c6f.exe	27
PID 1348 wrote to memory of 272	1348	9fc491c3579821e43a6fb3dda1514be3cf4d93c1a5b7d30a4319dd8b118b7c6f.exe	27

C:\Users\Admin\AppData\Local\Temp\9fc491c3579821e43a6fb3dda1514be3cf4d93c1a5b7d30a4319dd8b118b7c6f.exe
"C:\Users\Admin\AppData\Local\Temp\9fc491c3579821e43a6fb3dda1514be3cf4d93c1a5b7d30a4319dd8b118b7c6f.exe"
1⤵
- Drops file in Windows directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1348
- C:\Windows\Dsigea.exe
  C:\Windows\Dsigea.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  PID:272

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\Dsigea.exe

Filesize
181KB

MD5
703d7e01da1da65fc90bb12d911e1973

SHA1
9180909b6d14f79d8b3ab7af0fe4969e75c5c715

SHA256
9fc491c3579821e43a6fb3dda1514be3cf4d93c1a5b7d30a4319dd8b118b7c6f

SHA512
a91dd9fec03ed115ec4e86bf9bf93c69284341a65b26041c4bcab10703d2a2b6f55f853395f9c5e7159efd84cef491435dd3a63ce8cf27022f4e8497dbb68c6a

Download Submit
C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job

Filesize
408B

MD5
567386392a9b2bd098fe3ae14ac03968

SHA1
2b8cb83993cf4356f8c98d950a2e8be3fd71db45

SHA256
69cc7b30c0cc994398b221e48ed8de7264e5812477e9b10c2900bb3402fba7ae

SHA512
c72a9e675e0be6960f038c7da01876358dfc5ed81568d587e554fb5a98f25bde76adb7e7f6b06fcc32de41ba2e92b2737cd42b9c001d1c40a5b60c1bfb5319ef

Download Submit
memory/272-60-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/272-63-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1348-54-0x0000000075601000-0x0000000075603000-memory.dmp

Filesize
8KB

Download
memory/1348-55-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1348-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1348-62-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download