fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4

General

Target
fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.exe
Size 2.4MB
Sample260528-t321jsfs6n
SHA256 fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4
MD5 396de60e5bf377dfff59a71fa1f7cda7
SHA1 e35ec504bd21876596ef91c34811f248bdb2fde4
SHA512 ed3e5d68b651cd9538a5a468ce91d0a28437adcca3f87f110d1e910f34794ecee556680addf8a2a8beb8d1f12c6d80f9fc9dc5c28d24ab49ba46382bdbf0b68d
SSDEEP 49152:FHHKO29QG56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtg:FnKdVkOhCXHHFZMjHfUKkVWsi
TLSH
T123B58E31E6818136D1B34671C6FA57BBA5287C221711A5CFA3C47A2A1F736D3AE3170E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5708	c05262a6

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	4188	fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.exe
Destination IP	6	223.5.5.5	4188	fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.exe
Destination IP	1	114.114.114.114	4188	fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.exe
Destination IP	2	223.5.5.5	4188	fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.exe

Drops file in System32 directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	c05262a6
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	c05262a6
File created	C:\Windows\SysWOW64\c05262a6	fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	c05262a6
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	c05262a6

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\61b918	c05262a6
File opened for modification	C:\Windows\47b338	fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.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	fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c05262a6

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\History\CachePrefix = "Visited:"	c05262a6
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	c05262a6
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	c05262a6
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	c05262a6
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	c05262a6
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	c05262a6
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	c05262a6
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	c05262a6

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
5708	c05262a6
5708	c05262a6
5708	c05262a6
5708	c05262a6
5708	c05262a6
5708	c05262a6
5708	c05262a6
5708	c05262a6
4188	fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.exe
4188	fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.exe
4188	fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.exe
4188	fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.exe
4188	fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.exe
4188	fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4188	fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.exe
Token: SeTcbPrivilege	4188	fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.exe
Token: SeDebugPrivilege	5708	c05262a6
Token: SeTcbPrivilege	5708	c05262a6

C:\Users\Admin\AppData\Local\Temp\fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.exe
"C:\Users\Admin\AppData\Local\Temp\fd1a358974dde7c1d8dde24236f612cf34efa05409413214863b5eff3df5c9c4.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:4188

C:\Windows\Syswow64\c05262a6
C:\Windows\Syswow64\c05262a6
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:5708

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

c05262a6

Path C:\Windows\SysWOW64\c05262a6
Size 2.4MB
SHA256 a4513585cc789c2541b7551882b8a80e377b892408e70ce1c0a0538cd39b68e6
MD5 7098bdf8619d4c5266fa318943d2fac9
SHA1 7742fcd7871b63e05f3a877146d6ce93b20676f9
SHA512 b33c01b05849e521b6ad00a933a3493b8fd83b8324598f55b31f7bf8c73310776824015849bfbdd5c8a7532b7f431170e23191e9e5932a983e44851d596370ba
SSDEEP 49152:XHHKO29QG56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtg:XnKdVkOhCXHHFZMjHfUKkVWsi
TLSH
T136B58E31E6818136D1B34671C6FA57BBA5287C221711A5CFA3C47A2A1F736D3AE3170E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4188-0-0x0000000000A70000-0x0000000000AD3000-memory.dmp

Download

memory/5708-4-0x0000000000A70000-0x0000000000AD3000-memory.dmp