Resubmissions
13/04/2024, 10:00
240413-l1wfzsff9v 913/04/2024, 10:00
240413-l1v58acg25 713/04/2024, 10:00
240413-l1nq5scg23 813/04/2024, 09:59
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240226-feyrbsdb58 8Analysis
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max time kernel
1039s -
max time network
1801s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
13/04/2024, 10:00
Static task
static1
Behavioral task
behavioral1
Sample
40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral4
Sample
40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe
Resource
win11-20240412-en
General
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Target
40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe
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Size
1.8MB
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MD5
147f5f5bbc80b2ad753993e15f3f32c2
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SHA1
16d73b4abeef12cf76414338901eb7bbef46775f
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SHA256
40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990
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SHA512
9c43aaa68161ef04c60e3f64c3fd54426dfd387f0013f009f3da94d45f19e514cd41de7b95865c47f55e5800222fd74736659138bb96406aa37f9cdc8e5799b6
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SSDEEP
49152:L0F7w+ANy7moCOmY9x5VlLdf0w26/biK:IaXsCc9nmwfOK
Malware Config
Signatures
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Contacts a large (870) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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resource yara_rule behavioral1/memory/2324-5-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-6-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-8-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-9-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-10-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-11-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-16-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-17-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-18-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-43-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-44-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-45-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-54-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-55-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-56-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-60-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-61-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-62-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-63-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-64-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-65-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-66-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-67-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-68-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-69-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-70-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-71-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-72-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-73-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-74-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-75-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-79-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-83-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-87-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-88-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-89-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-90-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-94-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-95-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-96-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-97-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-98-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-99-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-100-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-101-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-102-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-103-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-104-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-105-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-106-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-110-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-111-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-112-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-119-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-120-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-121-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-125-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-126-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-127-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-128-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-129-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-130-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral1/memory/2324-134-0x0000000000400000-0x0000000000848000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CSRSS = "\"C:\\ProgramData\\Drivers\\csrss.exe\"" 40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe -
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 7 IoCs
flow ioc 1840 discord.com 2682 discord.com 2683 discord.com 2783 discord.com 3015 discord.com 3603 discord.com 4367 discord.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2108 set thread context of 2324 2108 40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe 28 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2324 40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe 2324 40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe 2324 40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2108 wrote to memory of 2324 2108 40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe 28 PID 2108 wrote to memory of 2324 2108 40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe 28 PID 2108 wrote to memory of 2324 2108 40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe 28 PID 2108 wrote to memory of 2324 2108 40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe 28 PID 2108 wrote to memory of 2324 2108 40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe 28 PID 2108 wrote to memory of 2324 2108 40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe 28 PID 2108 wrote to memory of 2324 2108 40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe 28 PID 2108 wrote to memory of 2324 2108 40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe 28 PID 2108 wrote to memory of 2324 2108 40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe"C:\Users\Admin\AppData\Local\Temp\40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2108 -
C:\Users\Admin\AppData\Local\Temp\40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe"C:\Users\Admin\AppData\Local\Temp\40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:2324
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.7MB
MD5cae53678af8227e6d6f022d6a856ddbd
SHA1802d2d2a25e1483d5b47e9d1a7b6865d6938efe8
SHA256893db0cada5e10fc6ba14944a6eaeb435cb12fc4c17a52fe5c9dd02a04591ff1
SHA512c4a6c660d11da9484f5bdfaaec4f5316b98fb84259f8f4f624b762a4f1f0cd4728291e9f1f39e6b9a26782ccf3d10003a8c210e29e06f4a48316243a227bd04a
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Filesize
8.8MB
MD5d16ea7340153f4df20625a5c0a280f8a
SHA160f21520a70d38bd225e1a370f097550bfe210f9
SHA256cebbb41aaffa71fb24cdf3012ab8046df216aae6185984f3688907a017b70ce7
SHA512b516f19c1cd6e8dac75105718698d7cd901dd3826d7735da96e16a4fc40644d6f6991f4a7ac40b01d99195331107b5dfde05a2aca232029b682ba82bb90ad2a2