a79e50e75bb460b965145638b3ed120d2c86fb4ac606ef51bc3c4922cf0fe3e6

Analysis

max time kernel
37s
max time network
42s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
24-11-2022 21:08

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General

Target

AllVideoSoundExtractor/HA_AllVideoSoundExtractor23_WGL.exe
Size

2.2MB
MD5

4a541e33644947129d4e44d6738054be
SHA1

05bc619db97a0b75339f84f82fcff1d7d063f760
SHA256

fbbc39f091eccf88bdcbac3245e5073ffd61171ae1c7fb29868c1a26671ffc30
SHA512

d218418f872cc6ea55c14fa1513f4a2225d07a58b0c943c15d337176379370c6ce9efd66439c50e353fbcaba3e770ef3ed71f1c31b8406e7fd177bce70832bd3
SSDEEP

49152:B6d0+Akdo6NzKnN3c8PGLJ+WqmSHHstiIaZukxz7bCBx5tnd:kdWkdgMxLJ+WqnHMtVkq5tnd

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

is-S1CUF.tmp

pid process

1984 is-S1CUF.tmp
Loads dropped DLL 3 IoCs

Processes:

HA_AllVideoSoundExtractor23_WGL.exeis-S1CUF.tmp

pid process

1764 HA_AllVideoSoundExtractor23_WGL.exe
1984 is-S1CUF.tmp
1984 is-S1CUF.tmp
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
1984	is-S1CUF.tmp

pid	process
1764	HA_AllVideoSoundExtractor23_WGL.exe
1984	is-S1CUF.tmp
1984	is-S1CUF.tmp

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

HA_AllVideoSoundExtractor23_WGL.exe

description	pid	process	target process
PID 1764 wrote to memory of 1984	1764	HA_AllVideoSoundExtractor23_WGL.exe	is-S1CUF.tmp
PID 1764 wrote to memory of 1984	1764	HA_AllVideoSoundExtractor23_WGL.exe	is-S1CUF.tmp
PID 1764 wrote to memory of 1984	1764	HA_AllVideoSoundExtractor23_WGL.exe	is-S1CUF.tmp
PID 1764 wrote to memory of 1984	1764	HA_AllVideoSoundExtractor23_WGL.exe	is-S1CUF.tmp
PID 1764 wrote to memory of 1984	1764	HA_AllVideoSoundExtractor23_WGL.exe	is-S1CUF.tmp
PID 1764 wrote to memory of 1984	1764	HA_AllVideoSoundExtractor23_WGL.exe	is-S1CUF.tmp
PID 1764 wrote to memory of 1984	1764	HA_AllVideoSoundExtractor23_WGL.exe	is-S1CUF.tmp

C:\Users\Admin\AppData\Local\Temp\AllVideoSoundExtractor\HA_AllVideoSoundExtractor23_WGL.exe
"C:\Users\Admin\AppData\Local\Temp\AllVideoSoundExtractor\HA_AllVideoSoundExtractor23_WGL.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1764

C:\Users\Admin\AppData\Local\Temp\is-14RAA.tmp\is-S1CUF.tmp
"C:\Users\Admin\AppData\Local\Temp\is-14RAA.tmp\is-S1CUF.tmp" /SL4 $60122 "C:\Users\Admin\AppData\Local\Temp\AllVideoSoundExtractor\HA_AllVideoSoundExtractor23_WGL.exe" 2080279 72704
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1984

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\is-14RAA.tmp\is-S1CUF.tmp
Filesize
656KB

MD5
69c66d1add37a646768cebcc958596c2

SHA1
c2018243dfe654bc70b9eefd9069b91be914406b

SHA256
4924545a8983a732951cc5c99a6b0365e5d98ad5f655e9abb3770031a8b3af6f

SHA512
ab59bcf5b9d1ebfedb5e4e90bf37164d7273329ce198acce5f0f2d1b5f03c7c5f244842a4fa281974aeaa90e7c3462ac1a6a864b6d5b2f2af033858c3b4ecc25

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-14RAA.tmp\is-S1CUF.tmp
Filesize
656KB

MD5
69c66d1add37a646768cebcc958596c2

SHA1
c2018243dfe654bc70b9eefd9069b91be914406b

SHA256
4924545a8983a732951cc5c99a6b0365e5d98ad5f655e9abb3770031a8b3af6f

SHA512
ab59bcf5b9d1ebfedb5e4e90bf37164d7273329ce198acce5f0f2d1b5f03c7c5f244842a4fa281974aeaa90e7c3462ac1a6a864b6d5b2f2af033858c3b4ecc25

Download Submit
\Users\Admin\AppData\Local\Temp\is-14RAA.tmp\is-S1CUF.tmp
Filesize
656KB

MD5
69c66d1add37a646768cebcc958596c2

SHA1
c2018243dfe654bc70b9eefd9069b91be914406b

SHA256
4924545a8983a732951cc5c99a6b0365e5d98ad5f655e9abb3770031a8b3af6f

SHA512
ab59bcf5b9d1ebfedb5e4e90bf37164d7273329ce198acce5f0f2d1b5f03c7c5f244842a4fa281974aeaa90e7c3462ac1a6a864b6d5b2f2af033858c3b4ecc25

Download Submit
\Users\Admin\AppData\Local\Temp\is-16CAE.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-16CAE.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1764-54-0x0000000075FC1000-0x0000000075FC3000-memory.dmp

Filesize
8KB

Download
memory/1764-55-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1764-64-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1984-58-0x0000000000000000-mapping.dmp

Download