Analysis
-
max time kernel
151s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23-12-2022 04:25
Static task
static1
Behavioral task
behavioral1
Sample
27af32a0fb394c5def392f654d808fd6d70965f69f8d7864b47d86f09323e9e5.exe
Resource
win10v2004-20221111-en
General
-
Target
27af32a0fb394c5def392f654d808fd6d70965f69f8d7864b47d86f09323e9e5.exe
-
Size
316KB
-
MD5
2d952fb59d12b8bcf675b46548cd6fa8
-
SHA1
74840f8ab98b2fc30d500fd2eece349e04d3f868
-
SHA256
27af32a0fb394c5def392f654d808fd6d70965f69f8d7864b47d86f09323e9e5
-
SHA512
7d48f17663a6c837b78e487c2b66c868a9631a07710ca15cf4caddf5047a8031f44ad327dceefe5a816a7e13056ccba0b32597565b7f116705ff18d627386010
-
SSDEEP
6144:KJLSf36ozpIbpwWC0GAKvi+xRR0cSpQTtyzsduHNIv:KJmf3rzpItw4RKv5RR0TCtyYduHNI
Malware Config
Signatures
-
Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral1/memory/2176-133-0x00000000005A0000-0x00000000005A9000-memory.dmp family_smokeloader -
SmokeLoader
Modular backdoor trojan in use since 2014.
-
Downloads MZ/PE file
-
Executes dropped EXE 4 IoCs
pid Process 2696 3B73.exe 4228 3E33.exe 2784 421C.exe 4408 4B44.exe -
Uses the VBS compiler for execution 1 TTPs
-
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4408 4B44.exe 4408 4B44.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 27af32a0fb394c5def392f654d808fd6d70965f69f8d7864b47d86f09323e9e5.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 27af32a0fb394c5def392f654d808fd6d70965f69f8d7864b47d86f09323e9e5.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 27af32a0fb394c5def392f654d808fd6d70965f69f8d7864b47d86f09323e9e5.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2176 27af32a0fb394c5def392f654d808fd6d70965f69f8d7864b47d86f09323e9e5.exe 2176 27af32a0fb394c5def392f654d808fd6d70965f69f8d7864b47d86f09323e9e5.exe 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2096 Process not Found -
Suspicious behavior: MapViewOfSection 19 IoCs
pid Process 2176 27af32a0fb394c5def392f654d808fd6d70965f69f8d7864b47d86f09323e9e5.exe 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found 2096 Process not Found -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 2096 Process not Found Token: SeCreatePagefilePrivilege 2096 Process not Found Token: SeShutdownPrivilege 2096 Process not Found Token: SeCreatePagefilePrivilege 2096 Process not Found Token: SeShutdownPrivilege 2096 Process not Found Token: SeCreatePagefilePrivilege 2096 Process not Found Token: SeShutdownPrivilege 2096 Process not Found Token: SeCreatePagefilePrivilege 2096 Process not Found Token: SeShutdownPrivilege 2096 Process not Found Token: SeCreatePagefilePrivilege 2096 Process not Found Token: SeShutdownPrivilege 2096 Process not Found Token: SeCreatePagefilePrivilege 2096 Process not Found -
Suspicious use of WriteProcessMemory 55 IoCs
description pid Process procid_target PID 2096 wrote to memory of 2696 2096 Process not Found 89 PID 2096 wrote to memory of 2696 2096 Process not Found 89 PID 2096 wrote to memory of 4228 2096 Process not Found 90 PID 2096 wrote to memory of 4228 2096 Process not Found 90 PID 2096 wrote to memory of 2784 2096 Process not Found 91 PID 2096 wrote to memory of 2784 2096 Process not Found 91 PID 2096 wrote to memory of 2784 2096 Process not Found 91 PID 2784 wrote to memory of 4396 2784 421C.exe 92 PID 2784 wrote to memory of 4396 2784 421C.exe 92 PID 2784 wrote to memory of 4396 2784 421C.exe 92 PID 2784 wrote to memory of 1808 2784 421C.exe 93 PID 2784 wrote to memory of 1808 2784 421C.exe 93 PID 2784 wrote to memory of 1808 2784 421C.exe 93 PID 2784 wrote to memory of 4864 2784 421C.exe 94 PID 2784 wrote to memory of 4864 2784 421C.exe 94 PID 2784 wrote to memory of 4864 2784 421C.exe 94 PID 2784 wrote to memory of 2564 2784 421C.exe 95 PID 2784 wrote to memory of 2564 2784 421C.exe 95 PID 2784 wrote to memory of 2564 2784 421C.exe 95 PID 2096 wrote to memory of 4408 2096 Process not Found 96 PID 2096 wrote to memory of 4408 2096 Process not Found 96 PID 2096 wrote to memory of 4408 2096 Process not Found 96 PID 2096 wrote to memory of 4196 2096 Process not Found 97 PID 2096 wrote to memory of 4196 2096 Process not Found 97 PID 2096 wrote to memory of 4196 2096 Process not Found 97 PID 2096 wrote to memory of 4196 2096 Process not Found 97 PID 2096 wrote to memory of 2184 2096 Process not Found 98 PID 2096 wrote to memory of 2184 2096 Process not Found 98 PID 2096 wrote to memory of 2184 2096 Process not Found 98 PID 2096 wrote to memory of 1948 2096 Process not Found 99 PID 2096 wrote to memory of 1948 2096 Process not Found 99 PID 2096 wrote to memory of 1948 2096 Process not Found 99 PID 2096 wrote to memory of 1948 2096 Process not Found 99 PID 2096 wrote to memory of 64 2096 Process not Found 100 PID 2096 wrote to memory of 64 2096 Process not Found 100 PID 2096 wrote to memory of 64 2096 Process not Found 100 PID 2096 wrote to memory of 860 2096 Process not Found 101 PID 2096 wrote to memory of 860 2096 Process not Found 101 PID 2096 wrote to memory of 860 2096 Process not Found 101 PID 2096 wrote to memory of 860 2096 Process not Found 101 PID 2096 wrote to memory of 1016 2096 Process not Found 102 PID 2096 wrote to memory of 1016 2096 Process not Found 102 PID 2096 wrote to memory of 1016 2096 Process not Found 102 PID 2096 wrote to memory of 1016 2096 Process not Found 102 PID 2096 wrote to memory of 2380 2096 Process not Found 103 PID 2096 wrote to memory of 2380 2096 Process not Found 103 PID 2096 wrote to memory of 2380 2096 Process not Found 103 PID 2096 wrote to memory of 2380 2096 Process not Found 103 PID 2096 wrote to memory of 2132 2096 Process not Found 104 PID 2096 wrote to memory of 2132 2096 Process not Found 104 PID 2096 wrote to memory of 2132 2096 Process not Found 104 PID 2096 wrote to memory of 2208 2096 Process not Found 105 PID 2096 wrote to memory of 2208 2096 Process not Found 105 PID 2096 wrote to memory of 2208 2096 Process not Found 105 PID 2096 wrote to memory of 2208 2096 Process not Found 105
Processes
-
C:\Users\Admin\AppData\Local\Temp\27af32a0fb394c5def392f654d808fd6d70965f69f8d7864b47d86f09323e9e5.exe"C:\Users\Admin\AppData\Local\Temp\27af32a0fb394c5def392f654d808fd6d70965f69f8d7864b47d86f09323e9e5.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2176
-
C:\Users\Admin\AppData\Local\Temp\3B73.exeC:\Users\Admin\AppData\Local\Temp\3B73.exe1⤵
- Executes dropped EXE
PID:2696
-
C:\Users\Admin\AppData\Local\Temp\3E33.exeC:\Users\Admin\AppData\Local\Temp\3E33.exe1⤵
- Executes dropped EXE
PID:4228
-
C:\Users\Admin\AppData\Local\Temp\421C.exeC:\Users\Admin\AppData\Local\Temp\421C.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2784 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵PID:4396
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵PID:1808
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵PID:4864
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵PID:2564
-
-
C:\Users\Admin\AppData\Local\Temp\4B44.exeC:\Users\Admin\AppData\Local\Temp\4B44.exe1⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:4408
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4196
-
C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:2184
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:1948
-
C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:64
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:860
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:1016
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:2380
-
C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:2132
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:2208
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
4KB
MD59748489855d9dd82ab09da5e3e55b19e
SHA16ed2bf6a1a53a59cd2137812cb43b5032817f6a1
SHA25605bdd09d934144589f7b90ac4ef6e8d7743c35f551219d98bc7fc933f98a157b
SHA5127eebbc3e42aad1af304ba38ca0c74e5f2293a630d98d4cfd48957f5f288bcb52cf323421c2b166e3b459450d5ef024167f8729b7b4b66651a34c3c3d4581a2be
-
Filesize
4KB
MD59748489855d9dd82ab09da5e3e55b19e
SHA16ed2bf6a1a53a59cd2137812cb43b5032817f6a1
SHA25605bdd09d934144589f7b90ac4ef6e8d7743c35f551219d98bc7fc933f98a157b
SHA5127eebbc3e42aad1af304ba38ca0c74e5f2293a630d98d4cfd48957f5f288bcb52cf323421c2b166e3b459450d5ef024167f8729b7b4b66651a34c3c3d4581a2be
-
Filesize
4KB
MD59748489855d9dd82ab09da5e3e55b19e
SHA16ed2bf6a1a53a59cd2137812cb43b5032817f6a1
SHA25605bdd09d934144589f7b90ac4ef6e8d7743c35f551219d98bc7fc933f98a157b
SHA5127eebbc3e42aad1af304ba38ca0c74e5f2293a630d98d4cfd48957f5f288bcb52cf323421c2b166e3b459450d5ef024167f8729b7b4b66651a34c3c3d4581a2be
-
Filesize
4KB
MD59748489855d9dd82ab09da5e3e55b19e
SHA16ed2bf6a1a53a59cd2137812cb43b5032817f6a1
SHA25605bdd09d934144589f7b90ac4ef6e8d7743c35f551219d98bc7fc933f98a157b
SHA5127eebbc3e42aad1af304ba38ca0c74e5f2293a630d98d4cfd48957f5f288bcb52cf323421c2b166e3b459450d5ef024167f8729b7b4b66651a34c3c3d4581a2be
-
Filesize
67KB
MD5666d8f33d37064fd5d14e2166c9bfa69
SHA13b27df9335a9b2efe9da1057e9f8312a72d1ca9d
SHA2567fddf1b75f50d43214867f367223f2d241d62ae63deea334d051c0ee19d18157
SHA512ac3c993f019bb402db474fda65d587ae7717725eea9b3a869acd3530543b7b94d354f19474f6b1c7fc760b5b22622328def2bef26e3900c186b16e8a3d3b90df
-
Filesize
67KB
MD5666d8f33d37064fd5d14e2166c9bfa69
SHA13b27df9335a9b2efe9da1057e9f8312a72d1ca9d
SHA2567fddf1b75f50d43214867f367223f2d241d62ae63deea334d051c0ee19d18157
SHA512ac3c993f019bb402db474fda65d587ae7717725eea9b3a869acd3530543b7b94d354f19474f6b1c7fc760b5b22622328def2bef26e3900c186b16e8a3d3b90df
-
Filesize
7.1MB
MD5966f073e12a35e753274f997470eaa4e
SHA1e03ae059acac6f3ef90aee6f4d0bac01e5d0276b
SHA2565590ca1e89f119cd5aee142c844cda83c53bc848616d04a4aa98fc3efbce4c31
SHA5127fee4a970590a803df528a3ef12344d3127f3ce9f948656ad52fee6e60ef9e3cd7abb7b9005f64c016d826cc351896092930d6287f68168c67724537c2592ebd
-
Filesize
7.1MB
MD5966f073e12a35e753274f997470eaa4e
SHA1e03ae059acac6f3ef90aee6f4d0bac01e5d0276b
SHA2565590ca1e89f119cd5aee142c844cda83c53bc848616d04a4aa98fc3efbce4c31
SHA5127fee4a970590a803df528a3ef12344d3127f3ce9f948656ad52fee6e60ef9e3cd7abb7b9005f64c016d826cc351896092930d6287f68168c67724537c2592ebd