Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
23-05-2024 02:40
Static task
static1
Behavioral task
behavioral1
Sample
7a11cde31d77925e64000e460b65929624b3934cc8291856263deca83eb76211.exe
Resource
win7-20240221-en
General
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Target
7a11cde31d77925e64000e460b65929624b3934cc8291856263deca83eb76211.exe
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Size
578KB
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MD5
249b72362af18a1d8415e2545a4f9200
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SHA1
7dd4cd8c6d8c2624f2341a8a3e9bf6da9d2f4030
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SHA256
7a11cde31d77925e64000e460b65929624b3934cc8291856263deca83eb76211
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SHA512
f52824d8a14a4afb8eb1ef4fa3077c9e3475fca0c1abfa33ce0a243c6ca62d442d7740fc88683ef4f1ae3426c92d2cddae0d2adb5024e4e721d5d75fc4617071
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SSDEEP
12288:soH/uLJOyo937vGFWxwFJI+yeuVb8r+ZP712Ii+51cjVWtVj5J:n2JOt934J7Z6bQaj1BvUm9J
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
alg.exepid process 480 2884 alg.exe -
Drops file in System32 directory 2 IoCs
Processes:
7a11cde31d77925e64000e460b65929624b3934cc8291856263deca83eb76211.exealg.exedescription ioc process File opened for modification C:\Windows\System32\alg.exe 7a11cde31d77925e64000e460b65929624b3934cc8291856263deca83eb76211.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Roaming\f89be6e478a61a12.bin alg.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2224 2696 WerFault.exe 7a11cde31d77925e64000e460b65929624b3934cc8291856263deca83eb76211.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
7a11cde31d77925e64000e460b65929624b3934cc8291856263deca83eb76211.exedescription pid process Token: SeTakeOwnershipPrivilege 2696 7a11cde31d77925e64000e460b65929624b3934cc8291856263deca83eb76211.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
7a11cde31d77925e64000e460b65929624b3934cc8291856263deca83eb76211.exedescription pid process target process PID 2696 wrote to memory of 2224 2696 7a11cde31d77925e64000e460b65929624b3934cc8291856263deca83eb76211.exe WerFault.exe PID 2696 wrote to memory of 2224 2696 7a11cde31d77925e64000e460b65929624b3934cc8291856263deca83eb76211.exe WerFault.exe PID 2696 wrote to memory of 2224 2696 7a11cde31d77925e64000e460b65929624b3934cc8291856263deca83eb76211.exe WerFault.exe PID 2696 wrote to memory of 2224 2696 7a11cde31d77925e64000e460b65929624b3934cc8291856263deca83eb76211.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7a11cde31d77925e64000e460b65929624b3934cc8291856263deca83eb76211.exe"C:\Users\Admin\AppData\Local\Temp\7a11cde31d77925e64000e460b65929624b3934cc8291856263deca83eb76211.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2696 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2696 -s 3402⤵
- Program crash
PID:2224
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C:\Windows\System32\alg.exeC:\Windows\System32\alg.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
PID:2884
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
644KB
MD56bc87b3aba6d04608f8d318872437753
SHA1d10ba634992b372f4814eeb4f95c90f3736b0fdf
SHA256f9286a9dff3d301e2d4162a464a0d432d270ce376755ec012d123b4b54efa162
SHA512b40f3a2e205ac42e8b1bade2546cead3fef3c47140072e529dae24659addb0e61f866dc8f65919113e3a255f7084c14646336f3358f3b0ecef39b0dbb6af70f3