e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4

General

Target
e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.exe
Size 640KB
Sample260421-3wh4jad15k
SHA256 e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4
MD5 bd66b6991c0d2689a1b282982a845280
SHA1 590d199558515e2f99b4b6ee3df7765d43c401dd
SHA512 a8bf45d4ec08017b70913e2f02c018ae3e8223693eb0f3531ae8566e45dcc0b28dfd5a37921cdba2e22ab6532f52a0470010045986a56985f73a354c494d21b6
SSDEEP 6144:McTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:MSvO2x9mONvKRwLSFtsOkxHya5+
TLSH
T1E4D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1224	f50de712

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	3	114.114.114.114	5000	e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.exe
Destination IP	4	223.5.5.5	5000	e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.exe
Destination IP	20	114.114.114.114	5000	e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.exe
Destination IP	21	223.5.5.5	5000	e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.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	f50de712
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	f50de712
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	f50de712
File created	C:\Windows\SysWOW64\f50de712	e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	f50de712

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/5000-0-0x0000000000270000-0x00000000002FC000-memory.dmp	upx
behavioral1/files/0x00080000000242c1-2.dat	upx
behavioral1/memory/1224-4-0x00000000003E0000-0x000000000046C000-memory.dmp	upx
behavioral1/memory/5000-10-0x0000000000270000-0x00000000002FC000-memory.dmp	upx
behavioral1/memory/1224-11-0x00000000003E0000-0x000000000046C000-memory.dmp	upx
behavioral1/memory/1224-24-0x00000000003E0000-0x000000000046C000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\14f490	f50de712
File opened for modification	C:\Windows\559a10	e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.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	e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f50de712

Modifies data under HKEY_USERS 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	f50de712
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	f50de712
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	f50de712
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	f50de712
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	f50de712
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	f50de712
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	f50de712
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	f50de712
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	f50de712

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
1224	f50de712
1224	f50de712
1224	f50de712
1224	f50de712
1224	f50de712
1224	f50de712
1224	f50de712
1224	f50de712
5000	e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.exe
5000	e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.exe
5000	e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.exe
5000	e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.exe
5000	e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.exe
5000	e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	5000	e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.exe
Token: SeTcbPrivilege	5000	e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.exe
Token: SeDebugPrivilege	1224	f50de712
Token: SeTcbPrivilege	1224	f50de712

C:\Users\Admin\AppData\Local\Temp\e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.exe
"C:\Users\Admin\AppData\Local\Temp\e460cc5605a5e884ac85653e8c18e30e24313bd405a612350dbb8b03045871a4.exe"
1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5000

C:\Windows\Syswow64\f50de712
C:\Windows\Syswow64\f50de712
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:1224

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

f50de712

Path C:\Windows\SysWOW64\f50de712
Size 640KB
SHA256 65867eef08fb18a694d8547027112424e63ea279ff1a0aae66d57eac25c7b7cb
MD5 4209dfd483351afda647e659fccb8aeb
SHA1 9905b852a81a29fb48149cc9677eadbd1a2beb22
SHA512 b23fe6afead7d5d73c1f87c1ae8691a496373c3dfa667454569241a28ee2bfda5ccd5cd270f598081260a2865a79cb7581f27e7a883dbb38d1d104a5208ccb47
SSDEEP 6144:UcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:USvO2x9mONvKRwLSFtsOkxHya5+
TLSH
T15ED45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1224-4-0x00000000003E0000-0x000000000046C000-memory.dmp

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memory/1224-11-0x00000000003E0000-0x000000000046C000-memory.dmp

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memory/1224-24-0x00000000003E0000-0x000000000046C000-memory.dmp

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memory/5000-0-0x0000000000270000-0x00000000002FC000-memory.dmp

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memory/5000-10-0x0000000000270000-0x00000000002FC000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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