Analysis
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max time kernel
150s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
18/12/2022, 06:25
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
General
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Target
file.exe
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Size
213KB
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MD5
4be19c225dec3c3f617ca1b69dd3ea80
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SHA1
4ea93c69cb9a0aa8ea9b29a7aa7cb00d5c644d63
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SHA256
1157ea0956dc16b02ec3bd423f4918eaa7b2a557ca1434e7712d60f27a9296d5
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SHA512
45d8ea0577e73f1f43512dc2e27426ca2a9977bc9415ba850261a4f48948d2218437a24f1d78300ed77645620ec1aa11e0cf4fb2d690533d93f04f67880d3b33
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SSDEEP
6144:6UkMDLfqEkS+buxpCwcUrZOU9g3C6IKU0VB:6UkerYbuupUrgUySfbO
Malware Config
Extracted
danabot
23.236.181.126:443
123.253.35.251:443
66.85.173.3:443
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embedded_hash
8F56CD73F6B5CD5D7B17B0BA61E70A82
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type
loader
Signatures
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Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral2/memory/3540-133-0x00000000001F0000-0x00000000001F9000-memory.dmp family_smokeloader -
SmokeLoader
Modular backdoor trojan in use since 2014.
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Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
pid Process 4108 DA76.exe -
Loads dropped DLL 2 IoCs
pid Process 5040 rundll32.exe 5040 rundll32.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2556 4108 WerFault.exe 87 -
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 file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3540 file.exe 3540 file.exe 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found 1952 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1952 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3540 file.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeShutdownPrivilege 1952 Process not Found Token: SeCreatePagefilePrivilege 1952 Process not Found Token: SeShutdownPrivilege 1952 Process not Found Token: SeCreatePagefilePrivilege 1952 Process not Found -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1952 wrote to memory of 4108 1952 Process not Found 87 PID 1952 wrote to memory of 4108 1952 Process not Found 87 PID 1952 wrote to memory of 4108 1952 Process not Found 87 PID 4108 wrote to memory of 5040 4108 DA76.exe 88 PID 4108 wrote to memory of 5040 4108 DA76.exe 88 PID 4108 wrote to memory of 5040 4108 DA76.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3540
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C:\Users\Admin\AppData\Local\Temp\DA76.exeC:\Users\Admin\AppData\Local\Temp\DA76.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4108 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\Iseiuaqptde.dll,start2⤵
- Loads dropped DLL
PID:5040
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4108 -s 4802⤵
- Program crash
PID:2556
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4108 -ip 41081⤵PID:3844
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
2.4MB
MD50bb2b15ca73128dbc816ea4ed583119c
SHA117d05964d9208ca1a27fd007ad5f41752cfa893e
SHA256295dfd4608b81ee276a04f1c58d806b7f906695e744cfe8234eca6360c555ca8
SHA512d58afa63c04cb95576e9a7b5ae026dc28526cee7a26c5e829c091356179f4d255503914398dd209c506743ab78f16cb84d862e2f8ae5f43282bfe2a3e7afe375
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Filesize
2.4MB
MD50bb2b15ca73128dbc816ea4ed583119c
SHA117d05964d9208ca1a27fd007ad5f41752cfa893e
SHA256295dfd4608b81ee276a04f1c58d806b7f906695e744cfe8234eca6360c555ca8
SHA512d58afa63c04cb95576e9a7b5ae026dc28526cee7a26c5e829c091356179f4d255503914398dd209c506743ab78f16cb84d862e2f8ae5f43282bfe2a3e7afe375
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Filesize
2.4MB
MD5c12a6fc666ee045c867f86d74e396985
SHA1ec83a72a952ac5c55f3b3a03ec53d41131f601c0
SHA256e8115973c54ec071c54e0d96a4a883074cc4850ec7c8ee36aca697a4a2c15dfa
SHA512b108dc5b3a5dbd10ae242a0f5cf1fb83a2fb71500a237fbac527e43fcfbd4f4c70361092d8dd95809bece12ecc4d4e6cedfdae1f5c28fade96f78b8e13db4a19
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Filesize
2.4MB
MD5c12a6fc666ee045c867f86d74e396985
SHA1ec83a72a952ac5c55f3b3a03ec53d41131f601c0
SHA256e8115973c54ec071c54e0d96a4a883074cc4850ec7c8ee36aca697a4a2c15dfa
SHA512b108dc5b3a5dbd10ae242a0f5cf1fb83a2fb71500a237fbac527e43fcfbd4f4c70361092d8dd95809bece12ecc4d4e6cedfdae1f5c28fade96f78b8e13db4a19
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Filesize
2.4MB
MD5c12a6fc666ee045c867f86d74e396985
SHA1ec83a72a952ac5c55f3b3a03ec53d41131f601c0
SHA256e8115973c54ec071c54e0d96a4a883074cc4850ec7c8ee36aca697a4a2c15dfa
SHA512b108dc5b3a5dbd10ae242a0f5cf1fb83a2fb71500a237fbac527e43fcfbd4f4c70361092d8dd95809bece12ecc4d4e6cedfdae1f5c28fade96f78b8e13db4a19