c5049b79f66303da5f8f91e527b7f182a765c54c075f134b1779fc5802ad6b1b

General

Target

Payment details.exe
Size

332KB
MD5

8506c6d3fa727e58e1c3fbea3e948bf4
SHA1

0e6eec497a34434090c3112aee93fdac2b0b8c77
SHA256

c5049b79f66303da5f8f91e527b7f182a765c54c075f134b1779fc5802ad6b1b
SHA512

57e373825abcd65de5907ffd1d9f835bebd9e82e59f404553a3f8168f6a9979ce9a52627f6982858b0a2b7a0a288ccf15f1a3fa0b6688073118e826167dc163f

Score

7^/10

spyware evasion trojan persistence

Malware Config

Signatures

Suspicious behavior: EnumeratesProcesses 29 IoCs

Processes:

RegAsm.exehelp.exe

pid	process
1056	RegAsm.exe
1056	RegAsm.exe
1056	RegAsm.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RegAsm.exehelp.exe

description pid process

Token: SeDebugPrivilege 1056 RegAsm.exe
Token: SeDebugPrivilege 1808 help.exe
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1224 Explorer.EXE
1224 Explorer.EXE
1224 Explorer.EXE
1224 Explorer.EXE
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Explorer.EXE

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Explorer.EXE
Drops startup file 1 IoCs

Processes:

Payment details.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\HJdyTuap.exe Payment details.exe
Drops file in Program Files directory 1 IoCs

Processes:

help.exe

description ioc process

File opened for modification C:\Program Files (x86)\O_hld90\IconCacheulodufwx.exe help.exe

description	pid	process
Token: SeDebugPrivilege	1056	RegAsm.exe
Token: SeDebugPrivilege	1808	help.exe

pid	process
1224	Explorer.EXE
1224	Explorer.EXE
1224	Explorer.EXE
1224	Explorer.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Explorer.EXE

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\HJdyTuap.exe	Payment details.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\O_hld90\IconCacheulodufwx.exe	help.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

Payment details.exeRegAsm.exehelp.exe

description	pid	process	target process
PID 1152 wrote to memory of 1056	1152	Payment details.exe	RegAsm.exe
PID 1152 wrote to memory of 1056	1152	Payment details.exe	RegAsm.exe
PID 1152 wrote to memory of 1056	1152	Payment details.exe	RegAsm.exe
PID 1152 wrote to memory of 1056	1152	Payment details.exe	RegAsm.exe
PID 1152 wrote to memory of 1056	1152	Payment details.exe	RegAsm.exe
PID 1152 wrote to memory of 1056	1152	Payment details.exe	RegAsm.exe
PID 1152 wrote to memory of 1056	1152	Payment details.exe	RegAsm.exe
PID 1152 wrote to memory of 1056	1152	Payment details.exe	RegAsm.exe
PID 1056 wrote to memory of 1808	1056	RegAsm.exe	help.exe
PID 1056 wrote to memory of 1808	1056	RegAsm.exe	help.exe
PID 1056 wrote to memory of 1808	1056	RegAsm.exe	help.exe
PID 1056 wrote to memory of 1808	1056	RegAsm.exe	help.exe
PID 1808 wrote to memory of 1880	1808	help.exe	cmd.exe
PID 1808 wrote to memory of 1880	1808	help.exe	cmd.exe
PID 1808 wrote to memory of 1880	1808	help.exe	cmd.exe
PID 1808 wrote to memory of 1880	1808	help.exe	cmd.exe
PID 1808 wrote to memory of 1992	1808	help.exe	Firefox.exe
PID 1808 wrote to memory of 1992	1808	help.exe	Firefox.exe
PID 1808 wrote to memory of 1992	1808	help.exe	Firefox.exe
PID 1808 wrote to memory of 1992	1808	help.exe	Firefox.exe
PID 1808 wrote to memory of 1992	1808	help.exe	Firefox.exe

Suspicious behavior: MapViewOfSection 9 IoCs

Processes:

Payment details.exeRegAsm.exehelp.exe

pid process

1152 Payment details.exe
1056 RegAsm.exe
1056 RegAsm.exe
1056 RegAsm.exe
1056 RegAsm.exe
1808 help.exe
1808 help.exe
1808 help.exe
1808 help.exe

pid	process
1152	Payment details.exe
1056	RegAsm.exe
1056	RegAsm.exe
1056	RegAsm.exe
1056	RegAsm.exe
1808	help.exe
1808	help.exe
1808	help.exe
1808	help.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

Payment details.exeRegAsm.exehelp.exe

description	pid	process	target process
PID 1152 set thread context of 1056	1152	Payment details.exe	RegAsm.exe
PID 1056 set thread context of 1224	1056	RegAsm.exe	Explorer.EXE
PID 1056 set thread context of 1224	1056	RegAsm.exe	Explorer.EXE
PID 1808 set thread context of 1224	1808	help.exe	Explorer.EXE

Suspicious use of FindShellTrayWindow 5 IoCs

Processes:

Explorer.EXE

pid process

1224 Explorer.EXE
1224 Explorer.EXE
1224 Explorer.EXE
1224 Explorer.EXE
1224 Explorer.EXE

pid	process
1224	Explorer.EXE
1224	Explorer.EXE
1224	Explorer.EXE
1224	Explorer.EXE
1224	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

help.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1131729243-447456001-3632642222-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	help.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Adds Run entry to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

help.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Z2KDMLUH5V = "C:\\Program Files (x86)\\O_hld90\\IconCacheulodufwx.exe"	help.exe
Key created	\Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	help.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of SendNotifyMessage
- Checks whether UAC is enabled
- Suspicious use of FindShellTrayWindow
PID:1224

C:\Users\Admin\AppData\Local\Temp\Payment details.exe
"C:\Users\Admin\AppData\Local\Temp\Payment details.exe"
2⤵
- Drops startup file
- Suspicious use of WriteProcessMemory
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetThreadContext
PID:1152

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetThreadContext
PID:1056

C:\Windows\SysWOW64\help.exe
"C:\Windows\SysWOW64\help.exe"
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Adds Run entry to start application
PID:1808

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
5⤵
PID:1880

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
5⤵
PID:1992

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1508

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1480

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1724

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1296

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1820

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1840

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\29R0QA-9\29Rlogim.jpeg

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C:\Users\Admin\AppData\Roaming\29R0QA-9\29Rlogrf.ini

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C:\Users\Admin\AppData\Roaming\29R0QA-9\29Rlogri.ini

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C:\Users\Admin\AppData\Roaming\29R0QA-9\29Rlogrv.ini

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memory/1056-1-0x000000000041E300-mapping.dmp

Download
memory/1056-0-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1224-2-0x0000000006CD0000-0x0000000006DC7000-memory.dmp

Filesize
988KB

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memory/1808-6-0x0000000001920000-0x0000000001AA3000-memory.dmp

Filesize
1.5MB

Download
memory/1808-8-0x0000000003950000-0x0000000003AD0000-memory.dmp

Filesize
1.5MB

Download
memory/1808-4-0x0000000000560000-0x0000000000566000-memory.dmp

Filesize
24KB

Download
memory/1808-3-0x0000000000000000-mapping.dmp

Download
memory/1880-5-0x0000000000000000-mapping.dmp

Download
memory/1992-9-0x0000000000000000-mapping.dmp

Download
memory/1992-10-0x000000013F4C0000-0x000000013F553000-memory.dmp

Filesize
588KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads