Analysis
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max time kernel
104s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
05-11-2022 18:40
Behavioral task
behavioral1
Sample
8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe
Resource
win7-20220812-en
General
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Target
8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe
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Size
4.0MB
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MD5
4b7949e7c9953fd7382e1b1f3ac5faa9
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SHA1
8f5dee38fe30be6565c3bcb82218eefa55b12c86
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SHA256
8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a
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SHA512
17bc86e44f217185a8e7c00147bfdbe336e716c65fcbfca80a144dcc8b4ff493853f1b76d206053a33f58c90d59dd7da23f0eeaa5d7c7846d1a277c30b08a0ac
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SSDEEP
98304:YygSfpAzW/OM5K/u0KlQxG+wALyS8G+QHNLbSJwfVRucidoi7iwzIB65:YygCpA62M5K/u0lw+4S83uLbLRi7iwz9
Malware Config
Extracted
joker
https://htuzi.oss-cn-shanghai.aliyuncs.com
Signatures
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Detect Blackmoon payload 4 IoCs
resource yara_rule behavioral2/memory/2148-132-0x0000000000400000-0x00000000010A2000-memory.dmp family_blackmoon behavioral2/memory/2148-134-0x0000000000400000-0x00000000010A2000-memory.dmp family_blackmoon behavioral2/memory/2148-135-0x0000000000400000-0x00000000010A2000-memory.dmp family_blackmoon behavioral2/memory/2148-143-0x0000000000400000-0x00000000010A2000-memory.dmp family_blackmoon -
joker
Joker is an Android malware that targets billing and SMS fraud.
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Executes dropped EXE 1 IoCs
pid Process 5104 NSudo.exe -
resource yara_rule behavioral2/memory/2148-136-0x0000000010000000-0x00000000100BE000-memory.dmp upx behavioral2/memory/2148-138-0x0000000010000000-0x00000000100BE000-memory.dmp upx behavioral2/memory/2148-139-0x0000000010000000-0x00000000100BE000-memory.dmp upx -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe 5104 NSudo.exe 5104 NSudo.exe 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: 64424509460 5104 NSudo.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe -
Suspicious use of SendNotifyMessage 3 IoCs
pid Process 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2148 wrote to memory of 5104 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe 83 PID 2148 wrote to memory of 5104 2148 8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe"C:\Users\Admin\AppData\Local\Temp\8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2148 -
C:\Users\Admin\AppData\Local\Temp\tuzi_nsudo\NSudo.exe"C:\Users\Admin\AppData\Local\Temp\tuzi_nsudo\NSudo.exe" -U:S "C:\Users\Admin\AppData\Local\Temp\8e45f7523c0a7ab3005ba647866f7d9c6d556ac52364a6d14135478a0335432a.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5104
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
247KB
MD55cae01aea8ed390ce9bec17b6c1237e4
SHA13a80a49efaac5d839400e4fb8f803243fb39a513
SHA25619896a23d7b054625c2f6b1ee1551a0da68ad25cddbb24510a3b74578418e618
SHA512c8e54c92133ba686238ea554c1cd82ba441db5fd4b0cbd5082d5eb4ddfcedd15506b9dac553459d0b2221c75778241f926ed3eef64571e4b1e0eb6f80ff9b481
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Filesize
211B
MD5922322fab45a284dbb248760125dfb1c
SHA1120e77b90baa85287b2ee5bc63ff7dcd149767b5
SHA256254beac232a7bb20289b0608db5a0ccc69789fb8befe2bf3c76fa09953eea6f5
SHA512899dc404559518e311343a0a71ef4f88e4820268ff821082400660647259594cb1a088359c75b17f4e0df85ea5ad91e49b3e86f636e95955c2c56f1e667f4aaf