Analysis
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max time kernel
145s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
03-11-2023 19:01
Behavioral task
behavioral1
Sample
18d546564353cbf11d9e2c0f74cdd19bf6535eb01c691ec466e0354045f226a0.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
18d546564353cbf11d9e2c0f74cdd19bf6535eb01c691ec466e0354045f226a0.exe
Resource
win10v2004-20231023-en
General
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Target
18d546564353cbf11d9e2c0f74cdd19bf6535eb01c691ec466e0354045f226a0.exe
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Size
973KB
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MD5
b3e7d6c561c510168048cb656a3c7fa6
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SHA1
715ce0de0a99feebd7f0bc9daa9c728188e19cb7
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SHA256
18d546564353cbf11d9e2c0f74cdd19bf6535eb01c691ec466e0354045f226a0
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SHA512
dbe65f0d47a9b64cf765cbca171647553aa56fcdbaa083b4b16599d1a85334ff3f7130392850e2eb524eab3f0260a141414ab03df6e9bc6a4ec55215dfb7bda2
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SSDEEP
24576:5YCFCdoKbl2cVdrAXIwK3+X5TNkdBAnlXG6+Z1mbX:nsbl2cVdrKIX+XXkUlXF+Z1I
Malware Config
Signatures
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Detect Fabookie payload 2 IoCs
resource yara_rule behavioral2/memory/4860-0-0x0000000000E00000-0x0000000000EF7000-memory.dmp family_fabookie behavioral2/memory/4860-21-0x0000000000E00000-0x0000000000EF7000-memory.dmp family_fabookie -
Nirsoft 2 IoCs
resource yara_rule behavioral2/memory/4636-8-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral2/memory/4988-19-0x0000000000400000-0x0000000000422000-memory.dmp Nirsoft -
Executes dropped EXE 2 IoCs
pid Process 4636 jfiag3g_gg.exe 4988 jfiag3g_gg.exe -
resource yara_rule behavioral2/memory/4636-5-0x0000000000400000-0x000000000045B000-memory.dmp upx behavioral2/files/0x0006000000022e01-4.dat upx behavioral2/files/0x0006000000022e01-6.dat upx behavioral2/memory/4636-8-0x0000000000400000-0x000000000045B000-memory.dmp upx behavioral2/files/0x0009000000022e01-12.dat upx behavioral2/memory/4988-13-0x0000000000400000-0x0000000000422000-memory.dmp upx behavioral2/files/0x0009000000022e01-14.dat upx behavioral2/memory/4988-19-0x0000000000400000-0x0000000000422000-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\haleng = "C:\\Users\\Admin\\AppData\\Local\\Temp\\haleng.exe" 18d546564353cbf11d9e2c0f74cdd19bf6535eb01c691ec466e0354045f226a0.exe -
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 5 ip-api.com -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4988 jfiag3g_gg.exe 4988 jfiag3g_gg.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4860 wrote to memory of 4636 4860 18d546564353cbf11d9e2c0f74cdd19bf6535eb01c691ec466e0354045f226a0.exe 88 PID 4860 wrote to memory of 4636 4860 18d546564353cbf11d9e2c0f74cdd19bf6535eb01c691ec466e0354045f226a0.exe 88 PID 4860 wrote to memory of 4636 4860 18d546564353cbf11d9e2c0f74cdd19bf6535eb01c691ec466e0354045f226a0.exe 88 PID 4860 wrote to memory of 4988 4860 18d546564353cbf11d9e2c0f74cdd19bf6535eb01c691ec466e0354045f226a0.exe 93 PID 4860 wrote to memory of 4988 4860 18d546564353cbf11d9e2c0f74cdd19bf6535eb01c691ec466e0354045f226a0.exe 93 PID 4860 wrote to memory of 4988 4860 18d546564353cbf11d9e2c0f74cdd19bf6535eb01c691ec466e0354045f226a0.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\18d546564353cbf11d9e2c0f74cdd19bf6535eb01c691ec466e0354045f226a0.exe"C:\Users\Admin\AppData\Local\Temp\18d546564353cbf11d9e2c0f74cdd19bf6535eb01c691ec466e0354045f226a0.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4860 -
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.txt2⤵
- Executes dropped EXE
PID:4636
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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.txt2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:4988
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
31B
MD5b7161c0845a64ff6d7345b67ff97f3b0
SHA1d223f855da541fe8e4c1d5c50cb26da0a1deb5fc
SHA256fe9e28ff0b652e22a124b0a05382bc1ac48cbd9c7c76ca647b0c9f8542888f66
SHA51298d8971ff20ba256cf886a9db416ac9366d2c6ad4ff51a65bd7e539974dc93f4c897f92d8c9c0319c69b27eacf05cd350a0302828e63190b03457a0eda57f680
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Filesize
1KB
MD58c032dae8c28a2980fe23715be839723
SHA182e867a9d24186d81e1235832e4696e4b0ddc596
SHA2564a48162e5df3419d656813da1424f0c8d2a44ee05cc4303911909d87ad14503e
SHA512c2fa91084c2408049521539d7998da8742880bb68292bfc46b92f8cc98395c7a18c6e377a16a76b1b823c773a8d20fbd9b493a6a0307c3cd1a49b755ba4f51a0
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Filesize
184KB
MD57fee8223d6e4f82d6cd115a28f0b6d58
SHA11b89c25f25253df23426bd9ff6c9208f1202f58b
SHA256a45317c374d54e322153afd73f0e90f1486638d77b7fd85746d091071bbecd59
SHA5123ed900b83dd178637c2fd4e8444a899f17f12c4ec92a6f4de4fe544fe8d41b521c69b8f348343cb397d0e160f23e27429042d758b5fa5acac0bab5c3584bace4
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Filesize
184KB
MD57fee8223d6e4f82d6cd115a28f0b6d58
SHA11b89c25f25253df23426bd9ff6c9208f1202f58b
SHA256a45317c374d54e322153afd73f0e90f1486638d77b7fd85746d091071bbecd59
SHA5123ed900b83dd178637c2fd4e8444a899f17f12c4ec92a6f4de4fe544fe8d41b521c69b8f348343cb397d0e160f23e27429042d758b5fa5acac0bab5c3584bace4
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Filesize
61KB
MD5a6279ec92ff948760ce53bba817d6a77
SHA15345505e12f9e4c6d569a226d50e71b5a572dce2
SHA2568b581869bf8944a8e0aa169adea2a4afe47434123da477132880aff6a5032181
SHA512213cb374f1273c899e0c88a20c0101a7c28024ce5046a2e0d7898bd182d918288bb80367fea4454c437c057ff9ed4fffd42be48a13ca73653021a6d63e1cfa9c
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Filesize
61KB
MD5a6279ec92ff948760ce53bba817d6a77
SHA15345505e12f9e4c6d569a226d50e71b5a572dce2
SHA2568b581869bf8944a8e0aa169adea2a4afe47434123da477132880aff6a5032181
SHA512213cb374f1273c899e0c88a20c0101a7c28024ce5046a2e0d7898bd182d918288bb80367fea4454c437c057ff9ed4fffd42be48a13ca73653021a6d63e1cfa9c