98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc

General

Target
98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.exe
Size 374KB
Sample260527-sd17aaaz6y
SHA256 98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc
MD5 1c4199e368d464b5f5afc4c5d239ca25
SHA1 8d9958a893e17e6d6fb3e725d073de125ff1273e
SHA512 6a0ad649bce8a43ff3afc365ca811e492037d1942509d110f886c5dc17ca7e6cc4f0d042af34b298fce8ed2fc4bcffdcdf0781a5939c9e6024dc9b313f5d783c
SSDEEP 6144:HcTgav1cdCTuoPbgwmOLJvKRILSFvdFfcEOkCybEaQRXr9HNdvOaxy8K:HSvO2x9mONvKRILSFLOkx2LIaxy
TLSH
T125846D2AF6A0D076C4B79579C4A257AAFBB1742137204ACFA390475A1F237E2BD3530D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4428	3e716068

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	8	223.5.5.5	3984	98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.exe
Destination IP	1	114.114.114.114	3984	98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.exe
Destination IP	2	223.5.5.5	3984	98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.exe
Destination IP	7	114.114.114.114	3984	98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.exe

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\3e716068	98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	3e716068
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	3e716068
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	3e716068
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	3e716068

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\4bcf18	3e716068
File opened for modification	C:\Windows\443520	98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.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	98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3e716068

Modifies data under HKEY_USERS 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	3e716068
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	3e716068
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	3e716068
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	3e716068
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	3e716068
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	3e716068
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	3e716068
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	3e716068
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	3e716068

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
4428	3e716068
4428	3e716068
4428	3e716068
4428	3e716068
4428	3e716068
4428	3e716068
4428	3e716068
4428	3e716068
3984	98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.exe
3984	98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.exe
3984	98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.exe
3984	98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.exe
3984	98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.exe
3984	98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3984	98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.exe
Token: SeTcbPrivilege	3984	98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.exe
Token: SeDebugPrivilege	4428	3e716068
Token: SeTcbPrivilege	4428	3e716068

C:\Users\Admin\AppData\Local\Temp\98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.exe
"C:\Users\Admin\AppData\Local\Temp\98ca6a847e06e13ac05e85b05385697166926cf97b31ccf1984b469b945e98dc.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:3984

C:\Windows\Syswow64\3e716068
C:\Windows\Syswow64\3e716068
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:4428

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

3e716068

Path C:\Windows\SysWOW64\3e716068
Size 374KB
SHA256 17ee1ca805571b26d19d70db6a1f25f386645b1a00851cc3d54937c7ff029b0c
MD5 6652e0d3ec64c51d0ee9be9e705ab7a4
SHA1 7b69a6aa84067019e019c794a3c96b934ec69861
SHA512 7030043cad006d97f91eb5545ab8a933b18b477efbd5303183abf33bf15a2e394f29ca00527b2e63e7f42d510833cce84f28e58abbfafb0a07f21c32420c477b
SSDEEP 6144:JcTgav1cdCTuoPbgwmOLJvKRILSFvdFfcEOkCybEaQRXr9HNdvOaxy8K:JSvO2x9mONvKRILSFLOkx2LIaxy
TLSH
T197846D2AF6A0D076C4B79579C4A257AAFBB1742137204ACFA390475A1F237E2BD3530D
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3984-0-0x00000000003E0000-0x0000000000443000-memory.dmp

Download

memory/4428-4-0x0000000000C10000-0x0000000000C73000-memory.dmp