Analysis
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max time kernel
44s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
19-06-2024 22:16
Static task
static1
Behavioral task
behavioral1
Sample
MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exe
Resource
win10v2004-20240508-en
General
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Target
MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exe
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Size
5.3MB
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MD5
fbd9ad001bb2719f574c0705c5de05fb
-
SHA1
d07e77a490ad677935ac8213b88237e94440e791
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SHA256
f0031f9d7f25d4d29581879f62565a5a565995899adc60213f9e218147c78593
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SHA512
5724e3f858ae7ea92ba4ce325f3f8f4b90ecc6d7c19476e2888c4b09f0913463191b977f71314300918cceb0a6ae0b80e29d3c70891e8aeb9314da233a929e96
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SSDEEP
98304:oeZOuRuvqAgef1ndGaX6tJJQv2FKA75OpVclc02vDRZTEB:1ZOPNdo3u0jc02vVZoB
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
nemu-downloader.exepid process 2700 nemu-downloader.exe -
Loads dropped DLL 3 IoCs
Processes:
MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exenemu-downloader.exepid process 2472 MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exe 2700 nemu-downloader.exe 2700 nemu-downloader.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exedescription pid process target process PID 2472 wrote to memory of 2700 2472 MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exe nemu-downloader.exe PID 2472 wrote to memory of 2700 2472 MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exe nemu-downloader.exe PID 2472 wrote to memory of 2700 2472 MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exe nemu-downloader.exe PID 2472 wrote to memory of 2700 2472 MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exe nemu-downloader.exe PID 2472 wrote to memory of 2700 2472 MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exe nemu-downloader.exe PID 2472 wrote to memory of 2700 2472 MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exe nemu-downloader.exe PID 2472 wrote to memory of 2700 2472 MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exe nemu-downloader.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exe"C:\Users\Admin\AppData\Local\Temp\MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2472 -
C:\Users\Admin\AppData\Local\Temp\7z636BC9A8\nemu-downloader.exeC:\Users\Admin\AppData\Local\Temp\7z636BC9A8\nemu-downloader.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2700
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
346B
MD5d00fb4c61a255b58ff09886c6c72461b
SHA14e4f7d7ae36f67a4d6fc8479f8400b3eb769e978
SHA25677dec4d79e1e844a2156f101defc0fc81c138a989e8ba1c722c58feb91b3cd4a
SHA5128494ab9fe0594f3ff7b0893ca3e25d6d0a706e546e92c5b662aa864affcefe5f9721a6a95f37f40cdacf39d27a23e2b3cd5dbca4d7b8909cd7c186209d4b46db
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Filesize
509KB
MD5ecb43530caf9566c1b76d5af8d2097f1
SHA134562ada66cd1501fcb7411a1e1d86729fd7fdc0
SHA256a12381f97aee2d91568f44b23e866ccc99f0ae5e5961f318ed24b72f4f5da80a
SHA5124a243c0bc4dbaf892bee91ea7eff9e6a7732d3aa2df5bebd9a4bea2859a30a8511945ce3bb823f7ef921f2e1a98906fb676fce85f25fd5908646b3a2f5d02563
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Filesize
3.2MB
MD5cdf8047ceae80d9cd9eb798a57bf6084
SHA18e7971401fada3099aed61849745fda37e1c0d32
SHA2561f01a9abac64fae72e0a253ad9ffe2d62cd2967c1c2bc90fb956ac446fe2b11e
SHA512ac366f38f39b935110192d1355147392ced5a21966cc22386804356dce24b2da7971a6a60d675689f93d74014d961bfb3b0c13cf06809b9f9feef580045e20dc