472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c

Analysis

max time kernel
151s
max time network
159s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 14:26

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General

Target

472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe
Size

428KB
MD5

ad7313b71afd12bb2bdf006931fe0fd9
SHA1

df85d9fc222b241eb26cad8281666f2ccf901ba3
SHA256

472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c
SHA512

4505d1ba04c5d9f3d5da9dbf428bfa581272bc5c3bafda3a74b214e00a50332c42bbb790194f3363265ce0443a367a8326a1706846d169de40888365e627c6d5
SSDEEP

12288:vGYuufqCYpkYcnyxSPB/wTcOP6M2hElG7b7Xxk832mJOq:+UfqCOkpyxSPBoTcEh832mJ

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

ucly.exe

pid process

952 ucly.exe
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2016 cmd.exe
Loads dropped DLL 1 IoCs

Processes:

472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe

pid process

1304 472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe

pid	process
2016	cmd.exe

pid	process
1304	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

ucly.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows\CurrentVersion\Run	ucly.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows\CurrentVersion\Run\Ucly = "C:\\Users\\Admin\\AppData\\Roaming\\Baos\\ucly.exe"	ucly.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe

description	pid	process	target process
PID 1304 set thread context of 2016	1304	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe	cmd.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

Processes:

ucly.exe

pid	process
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe
952	ucly.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exeucly.exe

description	pid	process	target process
PID 1304 wrote to memory of 952	1304	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe	ucly.exe
PID 1304 wrote to memory of 952	1304	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe	ucly.exe
PID 1304 wrote to memory of 952	1304	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe	ucly.exe
PID 1304 wrote to memory of 952	1304	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe	ucly.exe
PID 952 wrote to memory of 1140	952	ucly.exe	taskhost.exe
PID 952 wrote to memory of 1140	952	ucly.exe	taskhost.exe
PID 952 wrote to memory of 1140	952	ucly.exe	taskhost.exe
PID 952 wrote to memory of 1140	952	ucly.exe	taskhost.exe
PID 952 wrote to memory of 1140	952	ucly.exe	taskhost.exe
PID 952 wrote to memory of 1204	952	ucly.exe	Dwm.exe
PID 952 wrote to memory of 1204	952	ucly.exe	Dwm.exe
PID 952 wrote to memory of 1204	952	ucly.exe	Dwm.exe
PID 952 wrote to memory of 1204	952	ucly.exe	Dwm.exe
PID 952 wrote to memory of 1204	952	ucly.exe	Dwm.exe
PID 952 wrote to memory of 1288	952	ucly.exe	Explorer.EXE
PID 952 wrote to memory of 1288	952	ucly.exe	Explorer.EXE
PID 952 wrote to memory of 1288	952	ucly.exe	Explorer.EXE
PID 952 wrote to memory of 1288	952	ucly.exe	Explorer.EXE
PID 952 wrote to memory of 1288	952	ucly.exe	Explorer.EXE
PID 952 wrote to memory of 1304	952	ucly.exe	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe
PID 952 wrote to memory of 1304	952	ucly.exe	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe
PID 952 wrote to memory of 1304	952	ucly.exe	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe
PID 952 wrote to memory of 1304	952	ucly.exe	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe
PID 952 wrote to memory of 1304	952	ucly.exe	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe
PID 1304 wrote to memory of 2016	1304	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe	cmd.exe
PID 1304 wrote to memory of 2016	1304	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe	cmd.exe
PID 1304 wrote to memory of 2016	1304	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe	cmd.exe
PID 1304 wrote to memory of 2016	1304	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe	cmd.exe
PID 1304 wrote to memory of 2016	1304	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe	cmd.exe
PID 1304 wrote to memory of 2016	1304	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe	cmd.exe
PID 1304 wrote to memory of 2016	1304	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe	cmd.exe
PID 1304 wrote to memory of 2016	1304	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe	cmd.exe
PID 1304 wrote to memory of 2016	1304	472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe	cmd.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1140

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1288

C:\Users\Admin\AppData\Local\Temp\472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe
"C:\Users\Admin\AppData\Local\Temp\472b678218aeffc5d5b352550612d1da44a4734d83d1e14646440560e251fb5c.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1304

C:\Users\Admin\AppData\Roaming\Baos\ucly.exe
"C:\Users\Admin\AppData\Roaming\Baos\ucly.exe"
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:952

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\MKW95C7.bat"
3⤵
- Deletes itself
PID:2016

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1204

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:\Users\Admin\AppData\Local\Temp\MKW95C7.bat

Filesize
303B

MD5
3c54a3132b8a6de7b8cfca5980ec3431

SHA1
39eb9d8a8e6b8b283c8b52443d70eef2c52c1a77

SHA256
c2cedafb99881f83d67c769a6100a830437412fbd340ed0e9caf39fda243a59a

SHA512
ef31627a270c8af05851c8b60a6ce8d4279851ab9c993afbbf092f2b000236c850b5607951df3f0fd6518a54451abf2aa1ae37d6c6594ec874e9dde535a879a7

Download Submit
C:\Users\Admin\AppData\Roaming\Baos\ucly.exe

Filesize
428KB

MD5
73164766a57301730dc19bc3786d6cca

SHA1
7896f11178ce31c6a81ea3e758dcc6bb1bce4ca6

SHA256
abdd8328413ab01f436516c6396cec60b348d6f904ad937905da120a1d360585

SHA512
14408ee37d2a83646a4e14b8470179821203ad2472b486c3619b0f8c06ec4f731d48dac18b208f8a33084111ad4dffb99f4567a67c05749814800d828da67f99

Download Submit
C:\Users\Admin\AppData\Roaming\Baos\ucly.exe

Filesize
428KB

MD5
73164766a57301730dc19bc3786d6cca

SHA1
7896f11178ce31c6a81ea3e758dcc6bb1bce4ca6

SHA256
abdd8328413ab01f436516c6396cec60b348d6f904ad937905da120a1d360585

SHA512
14408ee37d2a83646a4e14b8470179821203ad2472b486c3619b0f8c06ec4f731d48dac18b208f8a33084111ad4dffb99f4567a67c05749814800d828da67f99

Download Submit
\Users\Admin\AppData\Roaming\Baos\ucly.exe

Filesize
428KB

MD5
73164766a57301730dc19bc3786d6cca

SHA1
7896f11178ce31c6a81ea3e758dcc6bb1bce4ca6

SHA256
abdd8328413ab01f436516c6396cec60b348d6f904ad937905da120a1d360585

SHA512
14408ee37d2a83646a4e14b8470179821203ad2472b486c3619b0f8c06ec4f731d48dac18b208f8a33084111ad4dffb99f4567a67c05749814800d828da67f99

Download Submit
memory/952-118-0x0000000002860000-0x0000000002C60000-memory.dmp

Filesize
4.0MB

Download
memory/952-80-0x0000000002860000-0x0000000002C60000-memory.dmp

Filesize
4.0MB

Download
memory/952-77-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/952-60-0x0000000000000000-mapping.dmp

Download
memory/1140-66-0x0000000001ED0000-0x0000000001F19000-memory.dmp

Filesize
292KB

Download
memory/1140-64-0x0000000001ED0000-0x0000000001F19000-memory.dmp

Filesize
292KB

Download
memory/1140-67-0x0000000001ED0000-0x0000000001F19000-memory.dmp

Filesize
292KB

Download
memory/1140-68-0x0000000001ED0000-0x0000000001F19000-memory.dmp

Filesize
292KB

Download
memory/1140-69-0x0000000001ED0000-0x0000000001F19000-memory.dmp

Filesize
292KB

Download
memory/1204-72-0x00000000001A0000-0x00000000001E9000-memory.dmp

Filesize
292KB

Download
memory/1204-73-0x00000000001A0000-0x00000000001E9000-memory.dmp

Filesize
292KB

Download
memory/1204-74-0x00000000001A0000-0x00000000001E9000-memory.dmp

Filesize
292KB

Download
memory/1204-75-0x00000000001A0000-0x00000000001E9000-memory.dmp

Filesize
292KB

Download
memory/1288-81-0x00000000029B0000-0x00000000029F9000-memory.dmp

Filesize
292KB

Download
memory/1288-83-0x00000000029B0000-0x00000000029F9000-memory.dmp

Filesize
292KB

Download
memory/1288-82-0x00000000029B0000-0x00000000029F9000-memory.dmp

Filesize
292KB

Download
memory/1288-84-0x00000000029B0000-0x00000000029F9000-memory.dmp

Filesize
292KB

Download
memory/1304-89-0x0000000002C00000-0x0000000002C49000-memory.dmp

Filesize
292KB

Download
memory/1304-92-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/1304-58-0x0000000002800000-0x0000000002C00000-memory.dmp

Filesize
4.0MB

Download
memory/1304-87-0x0000000002C00000-0x0000000002C49000-memory.dmp

Filesize
292KB

Download
memory/1304-88-0x0000000002C00000-0x0000000002C49000-memory.dmp

Filesize
292KB

Download
memory/1304-54-0x0000000076221000-0x0000000076223000-memory.dmp

Filesize
8KB

Download
memory/1304-90-0x0000000002C00000-0x0000000002C49000-memory.dmp

Filesize
292KB

Download
memory/1304-57-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1304-91-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/1304-105-0x0000000002800000-0x0000000002C00000-memory.dmp

Filesize
4.0MB

Download
memory/1304-93-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/1304-95-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/1304-96-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/1304-94-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/1304-55-0x0000000002800000-0x0000000002C00000-memory.dmp

Filesize
4.0MB

Download
memory/1304-76-0x0000000002C00000-0x0000000002C6E000-memory.dmp

Filesize
440KB

Download
memory/1304-56-0x0000000002800000-0x0000000002C00000-memory.dmp

Filesize
4.0MB

Download
memory/1304-106-0x0000000002C00000-0x0000000002C49000-memory.dmp

Filesize
292KB

Download
memory/2016-101-0x0000000000170000-0x00000000001B9000-memory.dmp

Filesize
292KB

Download
memory/2016-104-0x0000000000194F98-mapping.dmp

Download
memory/2016-103-0x0000000000170000-0x00000000001B9000-memory.dmp

Filesize
292KB

Download
memory/2016-108-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/2016-109-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/2016-110-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/2016-112-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/2016-113-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/2016-114-0x0000000000170000-0x00000000001B9000-memory.dmp

Filesize
292KB

Download
memory/2016-115-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/2016-111-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/2016-102-0x0000000000170000-0x00000000001B9000-memory.dmp

Filesize
292KB

Download
memory/2016-117-0x0000000000170000-0x00000000001B9000-memory.dmp

Filesize
292KB

Download
memory/2016-99-0x0000000000170000-0x00000000001B9000-memory.dmp

Filesize
292KB

Download