Analysis
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max time kernel
164s -
max time network
167s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
01-02-2024 07:36
Static task
static1
Behavioral task
behavioral1
Sample
26d39fe53e724e0579350064b8f695d03b6cf0cb28a9569767635fa64ece2f47.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
26d39fe53e724e0579350064b8f695d03b6cf0cb28a9569767635fa64ece2f47.exe
Resource
win10v2004-20231222-en
General
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Target
26d39fe53e724e0579350064b8f695d03b6cf0cb28a9569767635fa64ece2f47.exe
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Size
40KB
-
MD5
48b94a59b3fd593b47dff6fea4733a2b
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SHA1
0707f719873840e7ca0094885f87064f930827e7
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SHA256
26d39fe53e724e0579350064b8f695d03b6cf0cb28a9569767635fa64ece2f47
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SHA512
b8fce8c316ec4e99cc2e47cb7d5f366ce87563194d1d0a0f9b857dddb6b806697ee4aca8e506bd10bb461945adfd844c3ad1efc1c78a1e5faafa8006b07cc3c2
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SSDEEP
768:Gq9m/ZsybSg2ts4L3RLc/qjhsKmHbk1+qJ0UtH6I:Gqk/Zdic/qjh8w19JDH6I
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2092 services.exe -
resource yara_rule behavioral1/files/0x000d000000013397-7.dat upx behavioral1/memory/2896-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2092-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2092-17-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2092-23-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2092-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2092-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2092-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2092-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2092-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2092-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2092-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2092-63-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2092-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2092-70-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2092-71-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2092-75-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 26d39fe53e724e0579350064b8f695d03b6cf0cb28a9569767635fa64ece2f47.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe 26d39fe53e724e0579350064b8f695d03b6cf0cb28a9569767635fa64ece2f47.exe File created C:\Windows\services.exe 26d39fe53e724e0579350064b8f695d03b6cf0cb28a9569767635fa64ece2f47.exe File opened for modification C:\Windows\java.exe 26d39fe53e724e0579350064b8f695d03b6cf0cb28a9569767635fa64ece2f47.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2896 wrote to memory of 2092 2896 26d39fe53e724e0579350064b8f695d03b6cf0cb28a9569767635fa64ece2f47.exe 27 PID 2896 wrote to memory of 2092 2896 26d39fe53e724e0579350064b8f695d03b6cf0cb28a9569767635fa64ece2f47.exe 27 PID 2896 wrote to memory of 2092 2896 26d39fe53e724e0579350064b8f695d03b6cf0cb28a9569767635fa64ece2f47.exe 27 PID 2896 wrote to memory of 2092 2896 26d39fe53e724e0579350064b8f695d03b6cf0cb28a9569767635fa64ece2f47.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\26d39fe53e724e0579350064b8f695d03b6cf0cb28a9569767635fa64ece2f47.exe"C:\Users\Admin\AppData\Local\Temp\26d39fe53e724e0579350064b8f695d03b6cf0cb28a9569767635fa64ece2f47.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2896 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:2092
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
40KB
MD58083a5c853054a9e887cd14fdef39cd5
SHA13457e2dabc2eef9e0b5509c1157bfe4ca9f21656
SHA256aa7508ef0fb226476c106c0b1cb007df256ba3d8d74992cc2d3ace2f4fbb3c2d
SHA512e89dd13a84589591f768facbe4d9c145bb296ccb8318a6597ca473bd1489b6c10e7d4ee5a91c3f1cae778f2d4f86b2292eb6820debcd47af3903f6465e2743fe
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Filesize
1KB
MD57f1a6efcacaf2828c1eee2c46f4ab640
SHA1a672e6ebbe5ad0639fcb4d0847ee897803954bb2
SHA25610c7acb8019c73794a7c2473a5a40bcba0ac996a7218ae2dc7e7acf81807305c
SHA512c8f7fda458659911d91410a66e285c2d67ba093e0321044c8e85e528bf0cc42ce58fa0b5984f2751a4256a4da5e45d48fc9e8c70856dc9a1f69c98d1c544d6ea
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2