c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb

General

Target
c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.exe
Size 395KB
Sample260529-e31edsc13s
SHA256 c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb
MD5 18223e1cbf4a5019980d64f3b4e05f8f
SHA1 7de1b25e8ab59b8480c1726de068edfba88452d6
SHA512 709d35706921143e47368eabe8c8c0da97ea2f480f561609e4e269ab8d9bd6d9a63bf7e3590c215c954e032b44d1b17de9b41feba17f91c9f590f2b7bfb583be
SSDEEP 6144:9w6O71c8GoBjS3BYLvV61qL2LZlRFZcEOkCybEaQRXr9HNdvOaty8K:9Q7O8f8BY7V61qL2LNOkx2LIaty
TLSH
T1F3846C2AF6A09072C4779579C4A256A6FFB1B42237204ACFA390475A1F337E2BD3531D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3016	6060b4fb

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	1	114.114.114.114	2268	c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.exe
Destination IP	2	223.5.5.5	2268	c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.exe
Destination IP	6	114.114.114.114	2268	c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.exe
Destination IP	7	223.5.5.5	2268	c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.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\Content.IE5	6060b4fb
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	6060b4fb
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	6060b4fb
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	6060b4fb
File created	C:\Windows\SysWOW64\6060b4fb	c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\26d438	c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.exe
File opened for modification	C:\Windows\33a290	6060b4fb

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	c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6060b4fb

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\Content\CachePrefix	6060b4fb
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	6060b4fb
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	6060b4fb
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	6060b4fb
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	6060b4fb
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	6060b4fb
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	6060b4fb
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	6060b4fb

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
3016	6060b4fb
3016	6060b4fb
3016	6060b4fb
3016	6060b4fb
3016	6060b4fb
3016	6060b4fb
3016	6060b4fb
3016	6060b4fb
2268	c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.exe
2268	c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.exe
2268	c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.exe
2268	c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.exe
2268	c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.exe
2268	c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2268	c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.exe
Token: SeTcbPrivilege	2268	c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.exe
Token: SeDebugPrivilege	3016	6060b4fb
Token: SeTcbPrivilege	3016	6060b4fb

C:\Users\Admin\AppData\Local\Temp\c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.exe
"C:\Users\Admin\AppData\Local\Temp\c21ac2398755ca7316e6f8280489940f3e8d959549204ab57bf0811cf62f6bfb.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:2268

C:\Windows\Syswow64\6060b4fb
C:\Windows\Syswow64\6060b4fb
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:3016

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

Replay Monitor

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Downloads

6060b4fb

Path C:\Windows\SysWOW64\6060b4fb
Size 395KB
SHA256 ad5ffa5c17aa9e8c7983c79b8207cf63ccd609208259cedfe22f91740c135daf
MD5 e57a82ef0b778393639ee947d5170729
SHA1 d155c22f41feb904c03518cc55e7b614958e3517
SHA512 80ff1396adbd19275572ad9052254013bf3b4e991bda05a7146b83716271882b8006b20dca9d2a7110cf2832a344927742584fbbe2177114146bd1dcef57dc3e
SSDEEP 6144:Nw6O71c8GoBjS3BYLvV61qL2LZlRFZcEOkCybEaQRXr9HNdvOaty8K:NQ7O8f8BY7V61qL2LNOkx2LIaty
TLSH
T178846C2AF6A09072C4779579C4A256A6FFB1B42237204ACFA390475A1F337E2BD3531D
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2268-0-0x0000000000E50000-0x0000000000EB3000-memory.dmp

Download

memory/3016-4-0x00000000006D0000-0x0000000000733000-memory.dmp