083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093

General

Target
083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe
Size 640KB
Sample260510-x3xmlsg13j
SHA256 083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093
MD5 e4061baedb19a470d67f2fa0f66400d2
SHA1 a8bc2e9601960820392354927a622c11d9525d75
SHA512 4bd74e1ae9a4613875c881d5378cab3ea4df1b07a9d87375274c6694835ff79fffb0c310183d06ba3334fded7ac1ece64edb0292a540f22d778a700273e6bca7
SSDEEP 6144:LcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:LSvO2x9mONvKRwLSFtsOkxHya5+
TLSH
T1A0D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

defense_evasion discovery spyware trojan upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2924	aa41772a

Unexpected DNS network traffic destination 4 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	flow	ioc	pid	Process
Destination IP	5	114.114.114.114	2332	083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe
Destination IP	6	223.5.5.5	2332	083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe
Destination IP	19	114.114.114.114	2332	083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe
Destination IP	21	223.5.5.5	2332	083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe

Drops file in System32 directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	aa41772a
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	aa41772a
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	aa41772a
File created	C:\Windows\SysWOW64\aa41772a	083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	aa41772a

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2332-0-0x0000000000290000-0x000000000031C000-memory.dmp	upx
behavioral1/files/0x00110000000242b4-2.dat	upx
behavioral1/memory/2924-4-0x00000000007D0000-0x000000000085C000-memory.dmp	upx
behavioral1/memory/2332-10-0x0000000000290000-0x000000000031C000-memory.dmp	upx
behavioral1/memory/2924-11-0x00000000007D0000-0x000000000085C000-memory.dmp	upx
behavioral1/memory/2924-16-0x00000000007D0000-0x000000000085C000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\320f58	aa41772a
File opened for modification	C:\Windows\27ecb8	083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aa41772a

Modifies data under HKEY_USERS 8 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	aa41772a
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	aa41772a
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	aa41772a
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	aa41772a
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	aa41772a
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	aa41772a
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	aa41772a
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	aa41772a

Modifies system certificate store 2 TTPs 2 IoCs

defense_evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA	083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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	083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
2924	aa41772a
2924	aa41772a
2924	aa41772a
2924	aa41772a
2924	aa41772a
2924	aa41772a
2924	aa41772a
2924	aa41772a
2332	083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe
2332	083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe
2332	083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe
2332	083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe
2332	083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe
2332	083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2332	083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe
Token: SeTcbPrivilege	2332	083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe
Token: SeDebugPrivilege	2924	aa41772a
Token: SeTcbPrivilege	2924	aa41772a

C:\Users\Admin\AppData\Local\Temp\083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe
"C:\Users\Admin\AppData\Local\Temp\083649ef27cc23e0af6eea8ce38d55a6238722a2279ad1eb0b0d7de06f2fd093.exe"
1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2332

C:\Windows\Syswow64\aa41772a
C:\Windows\Syswow64\aa41772a
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2924

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

aa41772a

Path C:\Windows\SysWOW64\aa41772a
Size 640KB
SHA256 e95e2c5e6ea3d8e16560bdfa8f23b244794504005c0633e984eeb22ef55b0a6e
MD5 4b8ddc453e051ba64693b720dda9553d
SHA1 777aebe94b6b13e8438ac6b6a3694a5793dcbac0
SHA512 80a21633657ffee7e5ee0a43ffc4fc498e04b4dfbcf05a9dcfdfeeb5c8dc20dee0419c4d98a838a2f8cca632aecddfc234a186ea4b059f81b505f261f0220bd5
SSDEEP 6144:JcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:JSvO2x9mONvKRwLSFtsOkxHya5+
TLSH
T1A8D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2332-0-0x0000000000290000-0x000000000031C000-memory.dmp

Download

memory/2332-10-0x0000000000290000-0x000000000031C000-memory.dmp

Download

memory/2924-4-0x00000000007D0000-0x000000000085C000-memory.dmp

Download

memory/2924-11-0x00000000007D0000-0x000000000085C000-memory.dmp

Download

memory/2924-16-0x00000000007D0000-0x000000000085C000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads