Analysis
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max time kernel
149s -
max time network
123s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
11-05-2021 10:55
Static task
static1
Behavioral task
behavioral1
Sample
79e782e636beec54717d2244f16b677f10969bdb42633599a5a0f26f36c7460b.exe
Resource
win7v20210410
Behavioral task
behavioral2
Sample
79e782e636beec54717d2244f16b677f10969bdb42633599a5a0f26f36c7460b.exe
Resource
win10v20210408
General
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Target
79e782e636beec54717d2244f16b677f10969bdb42633599a5a0f26f36c7460b.exe
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Size
36KB
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MD5
b17ab3bb0a553e09c1f0e8092c8e1e7e
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SHA1
d179576442e11cf7db07531e86c14317a39ef286
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SHA256
79e782e636beec54717d2244f16b677f10969bdb42633599a5a0f26f36c7460b
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SHA512
06896d08e205e63a30a0a16d075711b50a56cb737f27611896e8c707a6b95899f08d180bfe56dea2674d25ca22f9ccb45aab469fe40e426eb06fc50b56c3284c
Malware Config
Signatures
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Upatre
Upatre is a generic malware downloader.
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Executes dropped EXE 1 IoCs
Processes:
szgfw.exepid process 1600 szgfw.exe -
Loads dropped DLL 2 IoCs
Processes:
79e782e636beec54717d2244f16b677f10969bdb42633599a5a0f26f36c7460b.exepid process 1048 79e782e636beec54717d2244f16b677f10969bdb42633599a5a0f26f36c7460b.exe 1048 79e782e636beec54717d2244f16b677f10969bdb42633599a5a0f26f36c7460b.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of WriteProcessMemory 4 IoCs
Processes:
79e782e636beec54717d2244f16b677f10969bdb42633599a5a0f26f36c7460b.exedescription pid process target process PID 1048 wrote to memory of 1600 1048 79e782e636beec54717d2244f16b677f10969bdb42633599a5a0f26f36c7460b.exe szgfw.exe PID 1048 wrote to memory of 1600 1048 79e782e636beec54717d2244f16b677f10969bdb42633599a5a0f26f36c7460b.exe szgfw.exe PID 1048 wrote to memory of 1600 1048 79e782e636beec54717d2244f16b677f10969bdb42633599a5a0f26f36c7460b.exe szgfw.exe PID 1048 wrote to memory of 1600 1048 79e782e636beec54717d2244f16b677f10969bdb42633599a5a0f26f36c7460b.exe szgfw.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\79e782e636beec54717d2244f16b677f10969bdb42633599a5a0f26f36c7460b.exe"C:\Users\Admin\AppData\Local\Temp\79e782e636beec54717d2244f16b677f10969bdb42633599a5a0f26f36c7460b.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1048 -
C:\Users\Admin\AppData\Local\Temp\szgfw.exe"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"2⤵
- Executes dropped EXE
PID:1600
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
4ee2705fb4abb3c709a2e8d95bc3ac97
SHA1f8c5f34fbe77de39ee3059bfe8362d14b7009184
SHA25692bd2e43391e16158fd930f22706e22c5c3e7dd9b71e21c3f515da71b401f4cf
SHA512a865fdb7ca7f71243921373c5e17a5110ac93f0eb76b441625173228e6de84c1e35f57dd11714973333cd0a763348f448cdbd56f146114312725656f76104324
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MD5
4ee2705fb4abb3c709a2e8d95bc3ac97
SHA1f8c5f34fbe77de39ee3059bfe8362d14b7009184
SHA25692bd2e43391e16158fd930f22706e22c5c3e7dd9b71e21c3f515da71b401f4cf
SHA512a865fdb7ca7f71243921373c5e17a5110ac93f0eb76b441625173228e6de84c1e35f57dd11714973333cd0a763348f448cdbd56f146114312725656f76104324
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MD5
4ee2705fb4abb3c709a2e8d95bc3ac97
SHA1f8c5f34fbe77de39ee3059bfe8362d14b7009184
SHA25692bd2e43391e16158fd930f22706e22c5c3e7dd9b71e21c3f515da71b401f4cf
SHA512a865fdb7ca7f71243921373c5e17a5110ac93f0eb76b441625173228e6de84c1e35f57dd11714973333cd0a763348f448cdbd56f146114312725656f76104324
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MD5
4ee2705fb4abb3c709a2e8d95bc3ac97
SHA1f8c5f34fbe77de39ee3059bfe8362d14b7009184
SHA25692bd2e43391e16158fd930f22706e22c5c3e7dd9b71e21c3f515da71b401f4cf
SHA512a865fdb7ca7f71243921373c5e17a5110ac93f0eb76b441625173228e6de84c1e35f57dd11714973333cd0a763348f448cdbd56f146114312725656f76104324