c5fac06dc5490d853ef24b050d1d738a4d2aeffe123bb4e4ca858a47d4792b54

General

Target

c5fac06dc5490d853ef24b050d1d738a4d2aeffe123bb4e4ca858a47d4792b54.exe
Size

28KB
MD5

e175f67434cd197a20050e38fce71736
SHA1

bd6939de1dda4cf658403c6c057024e5dd7746a9
SHA256

c5fac06dc5490d853ef24b050d1d738a4d2aeffe123bb4e4ca858a47d4792b54
SHA512

134bf5a6bd66cb190624b747d390b03ecde5aa03dce4a580b3b961857af4a0f3c8d3a8a9d5f1d8d57806273e600fb4a12c21420db9ebcd2b7d483a2aae8efc4a
SSDEEP

384:2UonGN8G07mxtT4GIBfTTzzYJxru+j1/yzqUbIXi7jm4vG1+:xon+8G07mxqNTTzzYD96H7/o+

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

Processes:

Aiigsmg.exeAiigsmg.exe

pid process

3608 Aiigsmg.exe
400 Aiigsmg.exe

pid	process
3608	Aiigsmg.exe
400	Aiigsmg.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

c5fac06dc5490d853ef24b050d1d738a4d2aeffe123bb4e4ca858a47d4792b54.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	c5fac06dc5490d853ef24b050d1d738a4d2aeffe123bb4e4ca858a47d4792b54.exe

Drops file in System32 directory 5 IoCs

Processes:

Aiigsmg.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	Aiigsmg.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE\NetSyst72[1].htm	Aiigsmg.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	Aiigsmg.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	Aiigsmg.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	Aiigsmg.exe

Drops file in Program Files directory 4 IoCs

Processes:

Aiigsmg.exec5fac06dc5490d853ef24b050d1d738a4d2aeffe123bb4e4ca858a47d4792b54.exe

description	ioc	process
File opened for modification	C:\Program Files\AppPatch\NetSyst72.dll	Aiigsmg.exe
File created	C:\Program Files (x86)\Microsoft Ehivmp\Aiigsmg.exe	c5fac06dc5490d853ef24b050d1d738a4d2aeffe123bb4e4ca858a47d4792b54.exe
File opened for modification	C:\Program Files (x86)\Microsoft Ehivmp\Aiigsmg.exe	c5fac06dc5490d853ef24b050d1d738a4d2aeffe123bb4e4ca858a47d4792b54.exe
File created	C:\Program Files\AppPatch\NetSyst72.dll	Aiigsmg.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies data under HKEY_USERS 8 IoCs

Processes:

Aiigsmg.exe

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

c5fac06dc5490d853ef24b050d1d738a4d2aeffe123bb4e4ca858a47d4792b54.exe

description	pid	process	target process
PID 4808 wrote to memory of 3608	4808	c5fac06dc5490d853ef24b050d1d738a4d2aeffe123bb4e4ca858a47d4792b54.exe	Aiigsmg.exe
PID 4808 wrote to memory of 3608	4808	c5fac06dc5490d853ef24b050d1d738a4d2aeffe123bb4e4ca858a47d4792b54.exe	Aiigsmg.exe
PID 4808 wrote to memory of 3608	4808	c5fac06dc5490d853ef24b050d1d738a4d2aeffe123bb4e4ca858a47d4792b54.exe	Aiigsmg.exe

C:\Users\Admin\AppData\Local\Temp\c5fac06dc5490d853ef24b050d1d738a4d2aeffe123bb4e4ca858a47d4792b54.exe
"C:\Users\Admin\AppData\Local\Temp\c5fac06dc5490d853ef24b050d1d738a4d2aeffe123bb4e4ca858a47d4792b54.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:4808

C:\Program Files (x86)\Microsoft Ehivmp\Aiigsmg.exe
"C:\Program Files (x86)\Microsoft Ehivmp\Aiigsmg.exe"
2⤵
- Executes dropped EXE
PID:3608

C:\Program Files (x86)\Microsoft Ehivmp\Aiigsmg.exe
"C:\Program Files (x86)\Microsoft Ehivmp\Aiigsmg.exe"
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Program Files directory
- Modifies data under HKEY_USERS
PID:400

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Microsoft Ehivmp\Aiigsmg.exe
Filesize
28KB

MD5
e175f67434cd197a20050e38fce71736

SHA1
bd6939de1dda4cf658403c6c057024e5dd7746a9

SHA256
c5fac06dc5490d853ef24b050d1d738a4d2aeffe123bb4e4ca858a47d4792b54

SHA512
134bf5a6bd66cb190624b747d390b03ecde5aa03dce4a580b3b961857af4a0f3c8d3a8a9d5f1d8d57806273e600fb4a12c21420db9ebcd2b7d483a2aae8efc4a

Download Submit
C:\Program Files (x86)\Microsoft Ehivmp\Aiigsmg.exe
Filesize
28KB

MD5
e175f67434cd197a20050e38fce71736

SHA1
bd6939de1dda4cf658403c6c057024e5dd7746a9

SHA256
c5fac06dc5490d853ef24b050d1d738a4d2aeffe123bb4e4ca858a47d4792b54

SHA512
134bf5a6bd66cb190624b747d390b03ecde5aa03dce4a580b3b961857af4a0f3c8d3a8a9d5f1d8d57806273e600fb4a12c21420db9ebcd2b7d483a2aae8efc4a

Download Submit
C:\Program Files (x86)\Microsoft Ehivmp\Aiigsmg.exe
Filesize
28KB

MD5
e175f67434cd197a20050e38fce71736

SHA1
bd6939de1dda4cf658403c6c057024e5dd7746a9

SHA256
c5fac06dc5490d853ef24b050d1d738a4d2aeffe123bb4e4ca858a47d4792b54

SHA512
134bf5a6bd66cb190624b747d390b03ecde5aa03dce4a580b3b961857af4a0f3c8d3a8a9d5f1d8d57806273e600fb4a12c21420db9ebcd2b7d483a2aae8efc4a

Download Submit
memory/3608-132-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads