176b2fbe38f0d14ee68c65c56e2731646473c0f51e92d3affd2048959fab6bd8

General

Target

fixer (2).exe
Size

180KB
MD5

db1841bfa15492d1f6a4b46e921068a4
SHA1

9526c45f7a9d59e0a5dda1b57ddbaf8425716e9e
SHA256

176b2fbe38f0d14ee68c65c56e2731646473c0f51e92d3affd2048959fab6bd8
SHA512

22110b41d057696ed5604c84fb40c881024cc8bb045135e258e6f7b0c5baac29d40b7b2b4cb1c4a3391ab2944b43c6b293ec628901abf6447124404111e41b18
SSDEEP

3072:jh+8/+IVkJZ5UkcGkKLv/YiJlNZ9pshMniWGkJAPXsPzljLD3rv8Gz:jh95UZ5L8KL3YirfbshMiWFusPzljLDV

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

uwudaddy.exe

pid process

2860 uwudaddy.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

2652 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

2672 timeout.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

fixer (2).exe

pid process

3028 fixer (2).exe
3028 fixer (2).exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

fixer (2).exeuwudaddy.exe

description pid process

Token: SeDebugPrivilege 3028 fixer (2).exe
Token: SeDebugPrivilege 2860 uwudaddy.exe

pid	process
2860	uwudaddy.exe

pid	process
2652	schtasks.exe

pid	process
2672	timeout.exe

pid	process
3028	fixer (2).exe
3028	fixer (2).exe

description	pid	process
Token: SeDebugPrivilege	3028	fixer (2).exe
Token: SeDebugPrivilege	2860	uwudaddy.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

fixer (2).execmd.execmd.exeuwudaddy.execmd.exe

description	pid	process	target process
PID 3028 wrote to memory of 2852	3028	fixer (2).exe	cmd.exe
PID 3028 wrote to memory of 2852	3028	fixer (2).exe	cmd.exe
PID 3028 wrote to memory of 2852	3028	fixer (2).exe	cmd.exe
PID 3028 wrote to memory of 3060	3028	fixer (2).exe	cmd.exe
PID 3028 wrote to memory of 3060	3028	fixer (2).exe	cmd.exe
PID 3028 wrote to memory of 3060	3028	fixer (2).exe	cmd.exe
PID 3060 wrote to memory of 2672	3060	cmd.exe	timeout.exe
PID 3060 wrote to memory of 2672	3060	cmd.exe	timeout.exe
PID 3060 wrote to memory of 2672	3060	cmd.exe	timeout.exe
PID 2852 wrote to memory of 2652	2852	cmd.exe	schtasks.exe
PID 2852 wrote to memory of 2652	2852	cmd.exe	schtasks.exe
PID 2852 wrote to memory of 2652	2852	cmd.exe	schtasks.exe
PID 3060 wrote to memory of 2860	3060	cmd.exe	uwudaddy.exe
PID 3060 wrote to memory of 2860	3060	cmd.exe	uwudaddy.exe
PID 3060 wrote to memory of 2860	3060	cmd.exe	uwudaddy.exe
PID 2860 wrote to memory of 5536	2860	uwudaddy.exe	cmd.exe
PID 2860 wrote to memory of 5536	2860	uwudaddy.exe	cmd.exe
PID 2860 wrote to memory of 5536	2860	uwudaddy.exe	cmd.exe
PID 5536 wrote to memory of 5560	5536	cmd.exe	schtasks.exe
PID 5536 wrote to memory of 5560	5536	cmd.exe	schtasks.exe
PID 5536 wrote to memory of 5560	5536	cmd.exe	schtasks.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\fixer (2).exe
"C:\Users\Admin\AppData\Local\Temp\fixer (2).exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3028

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "uwudaddy" /tr '"C:\Users\Admin\AppData\Roaming\uwudaddy.exe"' & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:2852

C:\Windows\system32\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "uwudaddy" /tr '"C:\Users\Admin\AppData\Roaming\uwudaddy.exe"'
3⤵
- Creates scheduled task(s)
PID:2652

C:\Windows\system32\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp1C86.tmp.bat""
2⤵
- Suspicious use of WriteProcessMemory
PID:3060

C:\Windows\system32\timeout.exe
timeout 3
3⤵
- Delays execution with timeout.exe
PID:2672

C:\Users\Admin\AppData\Roaming\uwudaddy.exe
"C:\Users\Admin\AppData\Roaming\uwudaddy.exe"
3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2860

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /delete /f /tn "uwudaddy"
4⤵
- Suspicious use of WriteProcessMemory
PID:5536

C:\Windows\system32\schtasks.exe
schtasks /delete /f /tn "uwudaddy"
5⤵
PID:5560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarC884.tmp
Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1C86.tmp.bat
Filesize
152B

MD5
8b44d6f902199cde423d110c3b8e233f

SHA1
739337a98ab53b003deed8c32f4713b0dcfb986a

SHA256
257d0441a0ed256b4559349acd548f71b56e7aff5fdefec5364746d5748f800d

SHA512
7f235bda63d5e3d86b1fbc1e6e1d6d31b75101dcd83b780b42aa0dcc96091926ae3b0e9735c6e6183e56f9259887766e668b06699b2a42db3d97ed44dddc315a

Download Submit
C:\Users\Admin\AppData\Roaming\uwudaddy.exe
Filesize
180KB

MD5
db1841bfa15492d1f6a4b46e921068a4

SHA1
9526c45f7a9d59e0a5dda1b57ddbaf8425716e9e

SHA256
176b2fbe38f0d14ee68c65c56e2731646473c0f51e92d3affd2048959fab6bd8

SHA512
22110b41d057696ed5604c84fb40c881024cc8bb045135e258e6f7b0c5baac29d40b7b2b4cb1c4a3391ab2944b43c6b293ec628901abf6447124404111e41b18

Download Submit
memory/2860-42-0x000007FEF52F0000-0x000007FEF5CDC000-memory.dmp

Filesize
9.9MB

Download
memory/2860-22-0x000007FEF52F0000-0x000007FEF5CDC000-memory.dmp

Filesize
9.9MB

Download
memory/2860-86-0x000000001AF40000-0x000000001AFF2000-memory.dmp

Filesize
712KB

Download
memory/2860-65-0x0000000000700000-0x0000000000734000-memory.dmp

Filesize
208KB

Download
memory/2860-43-0x00000000779B0000-0x0000000077B59000-memory.dmp

Filesize
1.7MB

Download
memory/2860-24-0x00000000779B0000-0x0000000077B59000-memory.dmp

Filesize
1.7MB

Download
memory/2860-23-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2860-21-0x00000000002B0000-0x00000000002E6000-memory.dmp

Filesize
216KB

Download
memory/3028-17-0x00000000779B0000-0x0000000077B59000-memory.dmp

Filesize
1.7MB

Download
memory/3028-3-0x000000001B150000-0x000000001B1D0000-memory.dmp

Filesize
512KB

Download
memory/3028-5-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/3028-0-0x00000000011A0000-0x00000000011D6000-memory.dmp

Filesize
216KB

Download
memory/3028-16-0x000007FEF5CE0000-0x000007FEF66CC000-memory.dmp

Filesize
9.9MB

Download
memory/3028-1-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/3028-2-0x000007FEF5CE0000-0x000007FEF66CC000-memory.dmp

Filesize
9.9MB

Download
memory/3028-4-0x00000000004F0000-0x0000000000520000-memory.dmp

Filesize
192KB

Download
memory/3028-6-0x00000000779B0000-0x0000000077B59000-memory.dmp

Filesize
1.7MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads