30200a7b327e28ce7e846002f0cb8e63716fac612a8bf3c78d2abe568d9de9d9

General

Target

RPDQOPKDGSA_PAYMENT_INVOICE.exe
Size

299.0MB
MD5

e19f652edb3ad5c5d322a9458f0bd57b
SHA1

3c21da297f2119d4312c5401981dc31fcbb4bf81
SHA256

30200a7b327e28ce7e846002f0cb8e63716fac612a8bf3c78d2abe568d9de9d9
SHA512

e82fc0d590c3017e478e0eb3c34a8c9af231dd8ddbb8d224b2445d1365e3743476bbaac4877ef0cef6484ad4310518a85d09a16ecc7e5483342fbddc0a5c05b8

Score

8^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

yfnqw.exe

pid process

3356 yfnqw.exe

pid	process
3356	yfnqw.exe

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4980-137-0x0000000000500000-0x00000000008E4000-memory.dmp	upx
behavioral2/memory/4980-138-0x0000000000500000-0x00000000008E4000-memory.dmp	upx
behavioral2/memory/4980-139-0x0000000000500000-0x00000000008E4000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

Processes:

RPDQOPKDGSA_PAYMENT_INVOICE.exe

description pid process target process

PID 4396 set thread context of 4980 4396 RPDQOPKDGSA_PAYMENT_INVOICE.exe RegAsm.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3568 4980 WerFault.exe RegAsm.exe
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
T1053

Processes:

schtasks.exe

pid process

4432 schtasks.exe

description	pid	process	target process
PID 4396 set thread context of 4980	4396	RPDQOPKDGSA_PAYMENT_INVOICE.exe	RegAsm.exe

pid	pid_target	process	target process
3568	4980	WerFault.exe	RegAsm.exe

pid	process
4432	schtasks.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

RPDQOPKDGSA_PAYMENT_INVOICE.execmd.exe

description	pid	process	target process
PID 4396 wrote to memory of 448	4396	RPDQOPKDGSA_PAYMENT_INVOICE.exe	cmd.exe
PID 4396 wrote to memory of 448	4396	RPDQOPKDGSA_PAYMENT_INVOICE.exe	cmd.exe
PID 4396 wrote to memory of 448	4396	RPDQOPKDGSA_PAYMENT_INVOICE.exe	cmd.exe
PID 448 wrote to memory of 4432	448	cmd.exe	schtasks.exe
PID 448 wrote to memory of 4432	448	cmd.exe	schtasks.exe
PID 448 wrote to memory of 4432	448	cmd.exe	schtasks.exe
PID 4396 wrote to memory of 3604	4396	RPDQOPKDGSA_PAYMENT_INVOICE.exe	cmd.exe
PID 4396 wrote to memory of 3604	4396	RPDQOPKDGSA_PAYMENT_INVOICE.exe	cmd.exe
PID 4396 wrote to memory of 3604	4396	RPDQOPKDGSA_PAYMENT_INVOICE.exe	cmd.exe
PID 4396 wrote to memory of 4980	4396	RPDQOPKDGSA_PAYMENT_INVOICE.exe	RegAsm.exe
PID 4396 wrote to memory of 4980	4396	RPDQOPKDGSA_PAYMENT_INVOICE.exe	RegAsm.exe
PID 4396 wrote to memory of 4980	4396	RPDQOPKDGSA_PAYMENT_INVOICE.exe	RegAsm.exe
PID 4396 wrote to memory of 4980	4396	RPDQOPKDGSA_PAYMENT_INVOICE.exe	RegAsm.exe
PID 4396 wrote to memory of 4980	4396	RPDQOPKDGSA_PAYMENT_INVOICE.exe	RegAsm.exe
PID 4396 wrote to memory of 4980	4396	RPDQOPKDGSA_PAYMENT_INVOICE.exe	RegAsm.exe
PID 4396 wrote to memory of 4980	4396	RPDQOPKDGSA_PAYMENT_INVOICE.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\RPDQOPKDGSA_PAYMENT_INVOICE.exe
"C:\Users\Admin\AppData\Local\Temp\RPDQOPKDGSA_PAYMENT_INVOICE.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4396

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\yfnqw.exe'" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:448

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\yfnqw.exe'" /f
3⤵
- Creates scheduled task(s)
PID:4432

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C copy "C:\Users\Admin\AppData\Local\Temp\RPDQOPKDGSA_PAYMENT_INVOICE.exe" "C:\Users\Admin\AppData\Roaming\yfnqw.exe"
2⤵
PID:3604

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
PID:4980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4980 -s 540
3⤵
- Program crash
PID:3568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4980 -ip 4980
1⤵
PID:820

C:\Users\Admin\AppData\Roaming\yfnqw.exe
C:\Users\Admin\AppData\Roaming\yfnqw.exe
1⤵
- Executes dropped EXE
PID:3356

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\yfnqw.exe
Filesize
299.0MB

MD5
e19f652edb3ad5c5d322a9458f0bd57b

SHA1
3c21da297f2119d4312c5401981dc31fcbb4bf81

SHA256
30200a7b327e28ce7e846002f0cb8e63716fac612a8bf3c78d2abe568d9de9d9

SHA512
e82fc0d590c3017e478e0eb3c34a8c9af231dd8ddbb8d224b2445d1365e3743476bbaac4877ef0cef6484ad4310518a85d09a16ecc7e5483342fbddc0a5c05b8

Download Submit
C:\Users\Admin\AppData\Roaming\yfnqw.exe
Filesize
299.0MB

MD5
e19f652edb3ad5c5d322a9458f0bd57b

SHA1
3c21da297f2119d4312c5401981dc31fcbb4bf81

SHA256
30200a7b327e28ce7e846002f0cb8e63716fac612a8bf3c78d2abe568d9de9d9

SHA512
e82fc0d590c3017e478e0eb3c34a8c9af231dd8ddbb8d224b2445d1365e3743476bbaac4877ef0cef6484ad4310518a85d09a16ecc7e5483342fbddc0a5c05b8

Download Submit
memory/448-131-0x0000000000000000-mapping.dmp

Download
memory/3604-134-0x0000000000000000-mapping.dmp

Download
memory/4396-130-0x00000000000E0000-0x000000000026E000-memory.dmp

Filesize
1.6MB

Download
memory/4396-133-0x00000000053A0000-0x0000000005944000-memory.dmp

Filesize
5.6MB

Download
memory/4432-132-0x0000000000000000-mapping.dmp

Download
memory/4980-135-0x0000000000000000-mapping.dmp

Download
memory/4980-137-0x0000000000500000-0x00000000008E4000-memory.dmp

Filesize
3.9MB

Download
memory/4980-138-0x0000000000500000-0x00000000008E4000-memory.dmp

Filesize
3.9MB

Download
memory/4980-139-0x0000000000500000-0x00000000008E4000-memory.dmp

Filesize
3.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads