Analysis
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max time kernel
148s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
08/08/2024, 02:36
Static task
static1
Behavioral task
behavioral1
Sample
bab3d853dad54afacfa2515e196720038f1b943bc2a69fe1a88c759d36ebc0f3.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
bab3d853dad54afacfa2515e196720038f1b943bc2a69fe1a88c759d36ebc0f3.exe
Resource
win10v2004-20240802-en
General
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Target
bab3d853dad54afacfa2515e196720038f1b943bc2a69fe1a88c759d36ebc0f3.exe
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Size
395KB
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MD5
6752189a9010afc8ff8304c8f279ea95
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SHA1
b24f370e26a02d2de9942ae201203beeb40cfe4d
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SHA256
bab3d853dad54afacfa2515e196720038f1b943bc2a69fe1a88c759d36ebc0f3
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SHA512
38a358fb2c74145ad70ec5319dd6d5d895c954be0e9019182533a471495824ad210622cce4d3b268b47bd6db3f35782377bab96edd0f7eab8285f2e8074ec2dd
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SSDEEP
6144:4jlYKRF/LReWAsUyuR02CRuSmTSXG9UQDsPuSixvgd2PtZN8ihrxDik0z2/C7eV:4jauDReWESSSysmSsDik0q
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2080 ahuowi.exe -
Loads dropped DLL 2 IoCs
pid Process 2396 bab3d853dad54afacfa2515e196720038f1b943bc2a69fe1a88c759d36ebc0f3.exe 2396 bab3d853dad54afacfa2515e196720038f1b943bc2a69fe1a88c759d36ebc0f3.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft® Windows® Operating System = "C:\\ProgramData\\ahuowi.exe" ahuowi.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bab3d853dad54afacfa2515e196720038f1b943bc2a69fe1a88c759d36ebc0f3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ahuowi.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2396 wrote to memory of 2080 2396 bab3d853dad54afacfa2515e196720038f1b943bc2a69fe1a88c759d36ebc0f3.exe 31 PID 2396 wrote to memory of 2080 2396 bab3d853dad54afacfa2515e196720038f1b943bc2a69fe1a88c759d36ebc0f3.exe 31 PID 2396 wrote to memory of 2080 2396 bab3d853dad54afacfa2515e196720038f1b943bc2a69fe1a88c759d36ebc0f3.exe 31 PID 2396 wrote to memory of 2080 2396 bab3d853dad54afacfa2515e196720038f1b943bc2a69fe1a88c759d36ebc0f3.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\bab3d853dad54afacfa2515e196720038f1b943bc2a69fe1a88c759d36ebc0f3.exe"C:\Users\Admin\AppData\Local\Temp\bab3d853dad54afacfa2515e196720038f1b943bc2a69fe1a88c759d36ebc0f3.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2396 -
C:\ProgramData\ahuowi.exe"C:\ProgramData\ahuowi.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2080
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
395KB
MD5d2f6190f19771e5a15a42034470dec13
SHA1163d0f1c7263a3d6f139db34a222d7723797b019
SHA256592ffd848a847b6cd0120d51fac1da7dc31db9c97501f13c34767ab5ee849ef9
SHA512270e55368b9504ceeea530e74ecad71cd267165c92444356fcb3c1f77784a66291ca37e9f94d223e86fff6567f7001f9b59411c179d2d38c02717f2cedfe97ce
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Filesize
136KB
MD5cb4c442a26bb46671c638c794bf535af
SHA18a742d0b372f2ddd2d1fdf688c3c4ac7f9272abf
SHA256f8d2c17bdf34ccfb58070ac8b131a8d95055340101a329f9a7212ac5240d0c25
SHA512074a31e8da403c0a718f93cbca50574d8b658921193db0e6e20eacd232379286f14a3698cd443dc740d324ad19d74934ae001a7ad64b88897d8afefbc9a3d4e3
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Filesize
258KB
MD5636a8a6938af318d67a81f50d3c54bb0
SHA1c794081e36f6ecedad1f2e2145dacdb237c49bf9
SHA256a1b74ea09760afc01bb4892f4117609db1a54cbd24e8ce2016e00187ed968722
SHA512c01d26e63295b15fae61401953a50ac9c7f40595a5b994df51515ca216ecac8ab04290c3daf1a6379f27e19c07ea585ead5381ebb68896bd823832addb4e1ba3