b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3

General

Target
b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
Size 1.1MB
Sample260424-1ts5lsdx2k
SHA256 b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3
MD5 69dbac68f2ca7dccd20bba93087e46d6
SHA1 f2fc60bcd1bf170e3f569ef8aa76f057e90fbd8b
SHA512 909f988b7973db1dddec0e2032bb3259cf019109cfb16b272f753eaa187f994e97698a74cf84aeaf5e9bf8c82aa00ebad0f11f46bab1367df5fa74775e51a691
SSDEEP 24576:zvO2xJKRI2FOkx2LFEvhuZ98Es8k3OH3C0rQ6+y:zHHKO29QGhuTtS0rQi
TLSH
T1CA359E31E241C036D4A70176C6BA4BBFA5787D22172555CBE3D43E6A2F722D2AE3170E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5200	9170e7e0

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	5124	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
Destination IP	4	223.5.5.5	5124	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
Destination IP	32	114.114.114.114	5124	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
Destination IP	34	223.5.5.5	5124	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe

Drops file in System32 directory 15 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046	9170e7e0
File created	C:\Windows\SysWOW64\9170e7e0	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	9170e7e0
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	9170e7e0
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	9170e7e0
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	9170e7e0
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache	9170e7e0
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046	9170e7e0
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft	9170e7e0
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData	9170e7e0
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content	9170e7e0
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157	9170e7e0
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C	9170e7e0
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157	9170e7e0
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C	9170e7e0

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\5906a0	9170e7e0
File opened for modification	C:\Windows\57b988	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.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	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9170e7e0

Modifies data under HKEY_USERS 9 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	9170e7e0
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	9170e7e0
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	9170e7e0
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	9170e7e0
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	9170e7e0
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	9170e7e0
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	9170e7e0
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	9170e7e0
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	9170e7e0

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
5200	9170e7e0
5200	9170e7e0
5200	9170e7e0
5200	9170e7e0
5200	9170e7e0
5200	9170e7e0
5200	9170e7e0
5200	9170e7e0
5124	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
5124	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
5124	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
5124	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
5124	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
5124	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	5124	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
Token: SeTcbPrivilege	5124	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
Token: SeDebugPrivilege	5200	9170e7e0
Token: SeTcbPrivilege	5200	9170e7e0

C:\Users\Admin\AppData\Local\Temp\b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
"C:\Users\Admin\AppData\Local\Temp\b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.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:5124

C:\Windows\Syswow64\9170e7e0
C:\Windows\Syswow64\9170e7e0
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:5200

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

9170e7e0

Path C:\Windows\SysWOW64\9170e7e0
Size 1.1MB
SHA256 7a0a8b402f23a83b272bf860a55e7cb7107ad6fea4d39fa1ad62cf896d3d009c
MD5 0e35a1ede1b9a2400372d52680008da5
SHA1 dfded8bf182371a93e5b82d92e8b988ece029fbb
SHA512 4524ce02af5fee8dd36bde611d1ceca91469a99a31b785c4f79d9d9906e91b577af5122be1f6455f825c0a00a0099a150035af2b1c9cfbc3d0d7dc9299cb395b
SSDEEP 24576:rvO2xJKRI2FOkx2LFEvhuZ98Es8k3OH3C0rQ6+y:rHHKO29QGhuTtS0rQi
TLSH
T10E359E31E241C036D4A70176C6BA4BBFA5787D22172555CBE3D43E6A2F722D2AE3170E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/5124-0-0x0000000000E30000-0x0000000000E93000-memory.dmp

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memory/5124-15-0x00000000009D0000-0x00000000009D7000-memory.dmp

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memory/5124-32-0x0000000002DB0000-0x0000000002E0F000-memory.dmp

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memory/5200-4-0x0000000000E00000-0x0000000000E63000-memory.dmp

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memory/5200-16-0x0000000001250000-0x0000000001257000-memory.dmp

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memory/5200-17-0x0000000002440000-0x000000000249F000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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