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Analysis
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max time kernel
0s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
31/12/2023, 03:05
Static task
static1
Behavioral task
behavioral1
Sample
25b01b6f282806ad99486c3d072e5bfd.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
25b01b6f282806ad99486c3d072e5bfd.exe
Resource
win10v2004-20231215-en
General
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Target
25b01b6f282806ad99486c3d072e5bfd.exe
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Size
9.1MB
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MD5
25b01b6f282806ad99486c3d072e5bfd
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SHA1
c2ab46c1a27ecf22dcf17cffca96ae2ff56db740
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SHA256
2cc5f31570047becc5e77581e2f640afba8d6904c6be61105603d60d01c181d0
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SHA512
b35a0a8966a90919ead835eef4a563ff79e70eeab92ac2ef2139b7e939a5e8c6ee8177e2fdee515a7230c1806d52251de4d92d9090b657f0654831c7fde662de
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SSDEEP
196608:PvlQF2xHG9mT5kszFw1d4zZkxaZzDaC0b8LP3gt8lKKVURWw/RNKE5N:3l02g9E5kszq4zZqwzD30biPwIK144RT
Malware Config
Extracted
smokeloader
2020
http://varmisende.com/upload/
http://fernandomayol.com/upload/
http://nextlytm.com/upload/
http://people4jan.com/upload/
http://asfaltwerk.com/upload/
Extracted
ffdroider
http://186.2.171.3
Signatures
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FFDroider payload 1 IoCs
resource yara_rule behavioral1/memory/2936-50-0x0000000000400000-0x000000000062C000-memory.dmp family_ffdroider -
SmokeLoader
Modular backdoor trojan in use since 2014.
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Nirsoft 1 IoCs
resource yara_rule behavioral1/memory/2640-542-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft -
resource yara_rule behavioral1/memory/2640-542-0x0000000000400000-0x000000000045B000-memory.dmp upx -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 185.116.193.219 -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 19 ip-api.com -
Looks up geolocation information via web service
Uses a legitimate geolocation service to find the infected system's geolocation info.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 4 IoCs
pid pid_target Process procid_target 2116 2072 WerFault.exe 29 2616 2936 WerFault.exe 42 948 1972 WerFault.exe 33 1408 948 WerFault.exe 61 -
Kills process with taskkill 1 IoCs
pid Process 2324 taskkill.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\25b01b6f282806ad99486c3d072e5bfd.exe"C:\Users\Admin\AppData\Local\Temp\25b01b6f282806ad99486c3d072e5bfd.exe"1⤵PID:2536
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C:\Users\Admin\AppData\Local\Temp\Files.exe"C:\Users\Admin\AppData\Local\Temp\Files.exe"2⤵PID:2072
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C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exeC:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt3⤵PID:2640
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2072 -s 11443⤵
- Program crash
PID:2116
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C:\Users\Admin\AppData\Local\Temp\pub2.exe"C:\Users\Admin\AppData\Local\Temp\pub2.exe"2⤵PID:2352
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C:\Users\Admin\AppData\Local\Temp\Install.exe"C:\Users\Admin\AppData\Local\Temp\Install.exe"2⤵PID:1908
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C:\Windows\SysWOW64\cmd.execmd.exe /c taskkill /f /im chrome.exe3⤵PID:2532
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C:\Users\Admin\AppData\Local\Temp\File.exe"C:\Users\Admin\AppData\Local\Temp\File.exe"2⤵PID:1972
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1972 -s 3843⤵
- Program crash
PID:948 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 948 -s 5324⤵
- Program crash
PID:1408
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C:\Users\Admin\AppData\Local\Temp\Updbdate.exe"C:\Users\Admin\AppData\Local\Temp\Updbdate.exe"2⤵PID:3028
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C:\Users\Admin\AppData\Local\Temp\Info.exe"C:\Users\Admin\AppData\Local\Temp\Info.exe"2⤵PID:2568
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C:\Users\Admin\AppData\Local\Temp\Folder.exe"C:\Users\Admin\AppData\Local\Temp\Folder.exe"2⤵PID:2588
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C:\Users\Admin\AppData\Local\Temp\SoCleanInst.exe"C:\Users\Admin\AppData\Local\Temp\SoCleanInst.exe"2⤵PID:2612
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C:\Users\Admin\AppData\Local\Temp\md9_1sjm.exe"C:\Users\Admin\AppData\Local\Temp\md9_1sjm.exe"2⤵PID:2936
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2936 -s 10643⤵
- Program crash
PID:2616
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k SystemNetworkService1⤵PID:1056
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C:\Windows\system32\makecab.exe"C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20240105082743.log C:\Windows\Logs\CBS\CbsPersist_20240105082743.cab1⤵PID:3012
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C:\Users\Admin\AppData\Local\Temp\Info.exe"C:\Users\Admin\AppData\Local\Temp\Info.exe"1⤵PID:2740
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C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exeC:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt1⤵PID:2508
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C:\Windows\SysWOW64\rundll32.exerUNdlL32.eXe "C:\Users\Admin\AppData\Local\Temp\axhub.dll",main1⤵PID:592
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C:\Windows\system32\rUNdlL32.eXerUNdlL32.eXe "C:\Users\Admin\AppData\Local\Temp\axhub.dll",main1⤵PID:380
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C:\Users\Admin\AppData\Local\Temp\Folder.exe"C:\Users\Admin\AppData\Local\Temp\Folder.exe" -a1⤵PID:2772
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im chrome.exe1⤵
- Kills process with taskkill
PID:2324
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C:\Users\Admin\AppData\Local\Temp\6D25.exeC:\Users\Admin\AppData\Local\Temp\6D25.exe1⤵PID:2772
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe2⤵PID:2940
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C:\Users\Admin\AppData\Local\Temp\o1gm3oo3_1.exe/suac3⤵PID:1908
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C:\Users\Admin\AppData\Local\Temp\8096.exeC:\Users\Admin\AppData\Local\Temp\8096.exe1⤵PID:1144
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357
Filesize242B
MD5cb0e3bf469aef3e1254b3f9eab218de2
SHA18b9f0ba6aef360299fdfb3ec5ae8801fedffb90a
SHA25686f2b52c0c671b313cf6a67630985650d0d012361aeda126f5acf01dae4df4e8
SHA5129817c95628cfe8bcf2be8a202546bcaab884030bea41e8a776f343f42c79888b9a012d88638b008f35e1c4d12f08ddb32a353051e655e98380d107e296e4ffb6
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Filesize
360KB
MD50c819dd27a128d9234daa3d772fb8c20
SHA1d5d36492818872da8e70dc28cc85389b8e0f3819
SHA256ae088798b181a2bf822fcd3bec3a11779f45a8e3b83cb6c75c5ffbffc3c3d5b2
SHA512f502ddb79703297cf0592e68c3f1f964584725d7aa670272998f174ffa108bb7340c0d65d38d69e1b3f7f1217628dadda108fa2d5fe1eab73b7b3302b9f769b7
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06
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Filesize
31B
MD5b7161c0845a64ff6d7345b67ff97f3b0
SHA1d223f855da541fe8e4c1d5c50cb26da0a1deb5fc
SHA256fe9e28ff0b652e22a124b0a05382bc1ac48cbd9c7c76ca647b0c9f8542888f66
SHA51298d8971ff20ba256cf886a9db416ac9366d2c6ad4ff51a65bd7e539974dc93f4c897f92d8c9c0319c69b27eacf05cd350a0302828e63190b03457a0eda57f680