Analysis
-
max time kernel
61s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
16-11-2022 22:11
Behavioral task
behavioral1
Sample
b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe
Resource
win7-20221111-en
General
-
Target
b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe
-
Size
4.0MB
-
MD5
a0588d88e7ddb01fc9ac9d3b5cf215d8
-
SHA1
3647f00f21ba2f090d81f07fca5137c4566b4046
-
SHA256
b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832
-
SHA512
0597a689f1b9c521415835272f123782ce5431c3049be15aa38664e8b288cf29a6715eb47e023e2479bfbba2ee387435ba72b5b7e14801a6c086b59f311df9c6
-
SSDEEP
98304:WBLaX2XjPrbVGbFWMZNA2wITWuXIu/M1vrGp1oVXL:YLaWrh3WNVwWWuz/M1vqpeXL
Malware Config
Extracted
joker
https://htuzi.oss-cn-shanghai.aliyuncs.com
Signatures
-
Detect Blackmoon payload 4 IoCs
resource yara_rule behavioral2/memory/1960-132-0x0000000000400000-0x0000000001092000-memory.dmp family_blackmoon behavioral2/memory/1960-134-0x0000000000400000-0x0000000001092000-memory.dmp family_blackmoon behavioral2/memory/1960-135-0x0000000000400000-0x0000000001092000-memory.dmp family_blackmoon behavioral2/memory/1960-144-0x0000000000400000-0x0000000001092000-memory.dmp family_blackmoon -
joker
Joker is an Android malware that targets billing and SMS fraud.
-
Executes dropped EXE 1 IoCs
pid Process 2904 NSudo.exe -
resource yara_rule behavioral2/memory/1960-136-0x0000000010000000-0x00000000100BE000-memory.dmp upx behavioral2/memory/1960-138-0x0000000010000000-0x00000000100BE000-memory.dmp upx behavioral2/memory/1960-140-0x0000000010000000-0x00000000100BE000-memory.dmp upx -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe 2904 NSudo.exe 2904 NSudo.exe 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: 64424509460 2904 NSudo.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe -
Suspicious use of SendNotifyMessage 3 IoCs
pid Process 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1960 wrote to memory of 2904 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe 84 PID 1960 wrote to memory of 2904 1960 b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe"C:\Users\Admin\AppData\Local\Temp\b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1960 -
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\b4d4590a582639275a82f8de43cb470da98af293b3e3d147ae66fd24b793a832.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2904
-
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
247KB
MD55cae01aea8ed390ce9bec17b6c1237e4
SHA13a80a49efaac5d839400e4fb8f803243fb39a513
SHA25619896a23d7b054625c2f6b1ee1551a0da68ad25cddbb24510a3b74578418e618
SHA512c8e54c92133ba686238ea554c1cd82ba441db5fd4b0cbd5082d5eb4ddfcedd15506b9dac553459d0b2221c75778241f926ed3eef64571e4b1e0eb6f80ff9b481
-
Filesize
211B
MD5922322fab45a284dbb248760125dfb1c
SHA1120e77b90baa85287b2ee5bc63ff7dcd149767b5
SHA256254beac232a7bb20289b0608db5a0ccc69789fb8befe2bf3c76fa09953eea6f5
SHA512899dc404559518e311343a0a71ef4f88e4820268ff821082400660647259594cb1a088359c75b17f4e0df85ea5ad91e49b3e86f636e95955c2c56f1e667f4aaf