Analysis
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max time kernel
150s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
13/05/2024, 08:48
Behavioral task
behavioral1
Sample
SirWare.exe
Resource
win7-20240221-en
General
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Target
SirWare.exe
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Size
4.6MB
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MD5
35091354095cf19568ed3174619d1c3e
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SHA1
07a1b4569906e04fd6a9832bd4cf999a673f5ce0
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SHA256
d4e0148bc263ae1265b5c5ba1a1d56661d7afda8c307c52e6f10e47f67921693
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SHA512
fa4365f22291d51ff0fc1c6cd3d29d4fe5d77ff89120c54abece5a6cc42b34e1af124a2a4eca51e97c3ad47d03de3ceb3ccc110818d3b1af911f6b8533921e4f
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SSDEEP
98304:brL3/7aNJIxFWP3/7a3/7dkYjLbOlZEfmEvjPVRF/z0A3/7:b3/7aNJCWP3/7a3/7FLb3fhF/zz3/7
Malware Config
Signatures
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Detects Eternity stealer 1 IoCs
resource yara_rule behavioral1/memory/2060-1-0x0000000000D90000-0x00000000011F4000-memory.dmp eternity_stealer -
Eternity
Eternity Project is a malware kit offering an info stealer, clipper, worm, coin miner, ransomware, and DDoS bot.
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Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SirWare.exe SirWare.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SirWare.exe SirWare.exe -
Executes dropped EXE 3 IoCs
pid Process 2540 SirWare.exe 2656 dcd.exe 1204 Process not Found -
Loads dropped DLL 1 IoCs
pid Process 2060 SirWare.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe 2540 SirWare.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2060 SirWare.exe Token: SeDebugPrivilege 2540 SirWare.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 2060 wrote to memory of 2540 2060 SirWare.exe 28 PID 2060 wrote to memory of 2540 2060 SirWare.exe 28 PID 2060 wrote to memory of 2540 2060 SirWare.exe 28 PID 2060 wrote to memory of 2656 2060 SirWare.exe 29 PID 2060 wrote to memory of 2656 2060 SirWare.exe 29 PID 2060 wrote to memory of 2656 2060 SirWare.exe 29 PID 2060 wrote to memory of 2656 2060 SirWare.exe 29 PID 2060 wrote to memory of 2480 2060 SirWare.exe 30 PID 2060 wrote to memory of 2480 2060 SirWare.exe 30 PID 2060 wrote to memory of 2480 2060 SirWare.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\SirWare.exe"C:\Users\Admin\AppData\Local\Temp\SirWare.exe"1⤵
- Drops startup file
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2060 -
C:\Users\Admin\AppData\Local\Temp\ze0j1ima.kpn\SirWare.exe"C:\Users\Admin\AppData\Local\Temp\ze0j1ima.kpn\SirWare.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2540
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C:\Users\Admin\AppData\Local\Temp\dcd.exe"C:\Users\Admin\AppData\Local\Temp\dcd.exe" -path=""2⤵
- Executes dropped EXE
PID:2656
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2060 -s 18802⤵PID:2480
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
227KB
MD5b5ac46e446cead89892628f30a253a06
SHA1f4ad1044a7f77a1b02155c3a355a1bb4177076ca
SHA256def7afcb65126c4b04a7cbf08c693f357a707aa99858cac09a8d5e65f3177669
SHA512bcabbac6f75c1d41364406db457c62f5135a78f763f6db08c1626f485c64db4d9ba3b3c8bc0b5508d917e445fd220ffa66ebc35221bd06560446c109818e8e87
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Filesize
1.6MB
MD55351af53824ae52d130328dd0f7b8617
SHA14bcbd7273737a2a5966f03085385d2057d17e911
SHA256512ed4e003e35087f08c1a7a40b34ea56860cd8fa16ef0e48c5eaa3ebc4fa043
SHA512e47f4b4bb569b79b8552fdc0de9648f8fb4ada78651d14dae3d296937627fe40400fc9a41834799dd6b2070d473380f6ebe6a5c670893df85e870af82d2c1d93