redline | e3ed1dda5777f5cd585829d39bdcc898a2596dc5395ca7228b82226d183cf39c

Analysis

max time kernel
149s
max time network
184s
platform
windows7_x64
resource
win7-en-20210920
submitted
23-10-2021 22:46

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General

Target

42c7e0e48a3d7c575057835b5a0a1914.exe
Size

259KB
MD5

42c7e0e48a3d7c575057835b5a0a1914
SHA1

c6c74becdcb1cac408df8a1095e92f099f3670a9
SHA256

e3ed1dda5777f5cd585829d39bdcc898a2596dc5395ca7228b82226d183cf39c
SHA512

fe63edd5811aa382de164a931310b77a38ed21b4a1ed6810a5e83cd5e8ca1f24e7d31f20c95d7855a61c30fe5db3483ad677d634e25632aa7b5db559af6b5c38

Score

10^/10

redline smokeloader backdoor discovery evasion infostealer spyware stealer themida trojan

Malware Config

Extracted

Family

smokeloader

Version

2020

http://gejajoo7.top/

http://sysaheu9.top/

http://xacokuo8.top/

http://hajezey1.top/

rc4.i32

Signatures

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1788-77-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497
Downloads MZ/PE file
Executes dropped EXE 5 IoCs

Processes:

F048.exeF048.exeB48.exeB48.exe1F55.exe

pid process

288 F048.exe
828 F048.exe
1808 B48.exe
1788 B48.exe
860 1F55.exe

pid	process
288	F048.exe
828	F048.exe
1808	B48.exe
1788	B48.exe
860	1F55.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

1F55.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1F55.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	1F55.exe

Deletes itself 1 IoCs

Processes:

pid process

1288
Loads dropped DLL 2 IoCs

Processes:

F048.exeB48.exe

pid process

288 F048.exe
1808 B48.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

pid	process
1288

pid	process
288	F048.exe
1808	B48.exe

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\1F55.exe	themida
behavioral1/memory/860-85-0x0000000000F30000-0x0000000000F31000-memory.dmp	themida

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

1F55.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 1F55.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

1F55.exe

pid process

860 1F55.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	1F55.exe

pid	process
860	1F55.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

42c7e0e48a3d7c575057835b5a0a1914.exeF048.exeB48.exe

description	pid	process	target process
PID 1668 set thread context of 472	1668	42c7e0e48a3d7c575057835b5a0a1914.exe	42c7e0e48a3d7c575057835b5a0a1914.exe
PID 288 set thread context of 828	288	F048.exe	F048.exe
PID 1808 set thread context of 1788	1808	B48.exe	B48.exe

Checks SCSI registry key(s) 3 TTPs 6 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

42c7e0e48a3d7c575057835b5a0a1914.exeF048.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	42c7e0e48a3d7c575057835b5a0a1914.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	42c7e0e48a3d7c575057835b5a0a1914.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	42c7e0e48a3d7c575057835b5a0a1914.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	F048.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	F048.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	F048.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

42c7e0e48a3d7c575057835b5a0a1914.exe

pid	process
472	42c7e0e48a3d7c575057835b5a0a1914.exe
472	42c7e0e48a3d7c575057835b5a0a1914.exe
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288
1288

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

1288
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

42c7e0e48a3d7c575057835b5a0a1914.exeF048.exe

pid process

472 42c7e0e48a3d7c575057835b5a0a1914.exe
828 F048.exe
Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

1F55.exe

description pid process

Token: SeShutdownPrivilege 1288
Token: SeShutdownPrivilege 1288
Token: SeShutdownPrivilege 1288
Token: SeDebugPrivilege 860 1F55.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

pid process

1288
1288
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

pid process

1288
1288

pid	process
1288

description	pid	process
Token: SeShutdownPrivilege	1288
Token: SeShutdownPrivilege	1288
Token: SeShutdownPrivilege	1288
Token: SeDebugPrivilege	860	1F55.exe

pid	process
1288
1288

pid	process
1288
1288

Suspicious use of WriteProcessMemory 35 IoCs

Processes:

42c7e0e48a3d7c575057835b5a0a1914.exeF048.exeB48.exe

description	pid	process	target process
PID 1668 wrote to memory of 472	1668	42c7e0e48a3d7c575057835b5a0a1914.exe	42c7e0e48a3d7c575057835b5a0a1914.exe
PID 1668 wrote to memory of 472	1668	42c7e0e48a3d7c575057835b5a0a1914.exe	42c7e0e48a3d7c575057835b5a0a1914.exe
PID 1668 wrote to memory of 472	1668	42c7e0e48a3d7c575057835b5a0a1914.exe	42c7e0e48a3d7c575057835b5a0a1914.exe
PID 1668 wrote to memory of 472	1668	42c7e0e48a3d7c575057835b5a0a1914.exe	42c7e0e48a3d7c575057835b5a0a1914.exe
PID 1668 wrote to memory of 472	1668	42c7e0e48a3d7c575057835b5a0a1914.exe	42c7e0e48a3d7c575057835b5a0a1914.exe
PID 1668 wrote to memory of 472	1668	42c7e0e48a3d7c575057835b5a0a1914.exe	42c7e0e48a3d7c575057835b5a0a1914.exe
PID 1668 wrote to memory of 472	1668	42c7e0e48a3d7c575057835b5a0a1914.exe	42c7e0e48a3d7c575057835b5a0a1914.exe
PID 1288 wrote to memory of 288	1288		F048.exe
PID 1288 wrote to memory of 288	1288		F048.exe
PID 1288 wrote to memory of 288	1288		F048.exe
PID 1288 wrote to memory of 288	1288		F048.exe
PID 288 wrote to memory of 828	288	F048.exe	F048.exe
PID 288 wrote to memory of 828	288	F048.exe	F048.exe
PID 288 wrote to memory of 828	288	F048.exe	F048.exe
PID 288 wrote to memory of 828	288	F048.exe	F048.exe
PID 288 wrote to memory of 828	288	F048.exe	F048.exe
PID 288 wrote to memory of 828	288	F048.exe	F048.exe
PID 288 wrote to memory of 828	288	F048.exe	F048.exe
PID 1288 wrote to memory of 1808	1288		B48.exe
PID 1288 wrote to memory of 1808	1288		B48.exe
PID 1288 wrote to memory of 1808	1288		B48.exe
PID 1288 wrote to memory of 1808	1288		B48.exe
PID 1808 wrote to memory of 1788	1808	B48.exe	B48.exe
PID 1808 wrote to memory of 1788	1808	B48.exe	B48.exe
PID 1808 wrote to memory of 1788	1808	B48.exe	B48.exe
PID 1808 wrote to memory of 1788	1808	B48.exe	B48.exe
PID 1808 wrote to memory of 1788	1808	B48.exe	B48.exe
PID 1808 wrote to memory of 1788	1808	B48.exe	B48.exe
PID 1808 wrote to memory of 1788	1808	B48.exe	B48.exe
PID 1808 wrote to memory of 1788	1808	B48.exe	B48.exe
PID 1808 wrote to memory of 1788	1808	B48.exe	B48.exe
PID 1288 wrote to memory of 860	1288		1F55.exe
PID 1288 wrote to memory of 860	1288		1F55.exe
PID 1288 wrote to memory of 860	1288		1F55.exe
PID 1288 wrote to memory of 860	1288		1F55.exe

C:\Users\Admin\AppData\Local\Temp\42c7e0e48a3d7c575057835b5a0a1914.exe
"C:\Users\Admin\AppData\Local\Temp\42c7e0e48a3d7c575057835b5a0a1914.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1668

C:\Users\Admin\AppData\Local\Temp\42c7e0e48a3d7c575057835b5a0a1914.exe
"C:\Users\Admin\AppData\Local\Temp\42c7e0e48a3d7c575057835b5a0a1914.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:472

C:\Users\Admin\AppData\Local\Temp\F048.exe
C:\Users\Admin\AppData\Local\Temp\F048.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:288

C:\Users\Admin\AppData\Local\Temp\F048.exe
C:\Users\Admin\AppData\Local\Temp\F048.exe
2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:828

C:\Users\Admin\AppData\Local\Temp\B48.exe
C:\Users\Admin\AppData\Local\Temp\B48.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1808

C:\Users\Admin\AppData\Local\Temp\B48.exe
C:\Users\Admin\AppData\Local\Temp\B48.exe
2⤵
- Executes dropped EXE
PID:1788

C:\Users\Admin\AppData\Local\Temp\1F55.exe
C:\Users\Admin\AppData\Local\Temp\1F55.exe
1⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
PID:860

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Peripheral Device Discovery

T1120

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\1F55.exe
MD5
d0c332dd942a7b680063c4eca607f2c4

SHA1
d57b7c95c258c968e7e2f5cd39bf52928cd587fd

SHA256
756f3dc3ceb0db783e3f1cabd10ee6a3af4688147adde714cdea6f226e5f0024

SHA512
70abbdaedfbc7ff4fb06ccd619ad812cb2731e7448d5055a414a609d048fc95067594e2ee74f35284d671b8d618d1914232e20d5cc7d862726a3138c4ec61019

Download Submit
C:\Users\Admin\AppData\Local\Temp\B48.exe
MD5
a9cf6b07b6ee36d4986bd67429634417

SHA1
5343ed7b750d6f4b4710380bbd14301936db982e

SHA256
56ea2e765364d6f517e434e8238c96fb0fffef20c8714cf55d41ab98163e66e5

SHA512
4e6a3cbfb3b80abc8f5e23c7142097a180154eec2fa0737378930bba26a14f7601bb8d2d748b2a188cc674656fdfff90d0d5843e23e8c3db8541f5a061fd8af7

Download Submit
C:\Users\Admin\AppData\Local\Temp\B48.exe
MD5
a9cf6b07b6ee36d4986bd67429634417

SHA1
5343ed7b750d6f4b4710380bbd14301936db982e

SHA256
56ea2e765364d6f517e434e8238c96fb0fffef20c8714cf55d41ab98163e66e5

SHA512
4e6a3cbfb3b80abc8f5e23c7142097a180154eec2fa0737378930bba26a14f7601bb8d2d748b2a188cc674656fdfff90d0d5843e23e8c3db8541f5a061fd8af7

Download Submit
C:\Users\Admin\AppData\Local\Temp\B48.exe
MD5
a9cf6b07b6ee36d4986bd67429634417

SHA1
5343ed7b750d6f4b4710380bbd14301936db982e

SHA256
56ea2e765364d6f517e434e8238c96fb0fffef20c8714cf55d41ab98163e66e5

SHA512
4e6a3cbfb3b80abc8f5e23c7142097a180154eec2fa0737378930bba26a14f7601bb8d2d748b2a188cc674656fdfff90d0d5843e23e8c3db8541f5a061fd8af7

Download Submit
C:\Users\Admin\AppData\Local\Temp\F048.exe
MD5
b6dc549656f522e63e046a7ead7121d3

SHA1
ebbba4d47d84e4aec6cdd1241d16e9f42dd67e19

SHA256
20803aeae55afe8a5d75a5085135d5d692f8c52c9a5e6a22a2605f58029e2f98

SHA512
ffe496002c36096457b1e0174860f978215f2e0fe03bbb40df9bdeb2b855144744a0d0dd4372e0157ed90633d991061acbe6e0cc90c4cb5758c60368a6e45549

Download Submit
C:\Users\Admin\AppData\Local\Temp\F048.exe
MD5
b6dc549656f522e63e046a7ead7121d3

SHA1
ebbba4d47d84e4aec6cdd1241d16e9f42dd67e19

SHA256
20803aeae55afe8a5d75a5085135d5d692f8c52c9a5e6a22a2605f58029e2f98

SHA512
ffe496002c36096457b1e0174860f978215f2e0fe03bbb40df9bdeb2b855144744a0d0dd4372e0157ed90633d991061acbe6e0cc90c4cb5758c60368a6e45549

Download Submit
C:\Users\Admin\AppData\Local\Temp\F048.exe
MD5
b6dc549656f522e63e046a7ead7121d3

SHA1
ebbba4d47d84e4aec6cdd1241d16e9f42dd67e19

SHA256
20803aeae55afe8a5d75a5085135d5d692f8c52c9a5e6a22a2605f58029e2f98

SHA512
ffe496002c36096457b1e0174860f978215f2e0fe03bbb40df9bdeb2b855144744a0d0dd4372e0157ed90633d991061acbe6e0cc90c4cb5758c60368a6e45549

Download Submit
\Users\Admin\AppData\Local\Temp\B48.exe
MD5
a9cf6b07b6ee36d4986bd67429634417

SHA1
5343ed7b750d6f4b4710380bbd14301936db982e

SHA256
56ea2e765364d6f517e434e8238c96fb0fffef20c8714cf55d41ab98163e66e5

SHA512
4e6a3cbfb3b80abc8f5e23c7142097a180154eec2fa0737378930bba26a14f7601bb8d2d748b2a188cc674656fdfff90d0d5843e23e8c3db8541f5a061fd8af7

Download Submit
\Users\Admin\AppData\Local\Temp\F048.exe
MD5
b6dc549656f522e63e046a7ead7121d3

SHA1
ebbba4d47d84e4aec6cdd1241d16e9f42dd67e19

SHA256
20803aeae55afe8a5d75a5085135d5d692f8c52c9a5e6a22a2605f58029e2f98

SHA512
ffe496002c36096457b1e0174860f978215f2e0fe03bbb40df9bdeb2b855144744a0d0dd4372e0157ed90633d991061acbe6e0cc90c4cb5758c60368a6e45549

Download Submit
memory/288-69-0x0000000000020000-0x0000000000029000-memory.dmp

Filesize
36KB

Download
memory/288-60-0x0000000000000000-mapping.dmp

Download
memory/288-62-0x0000000000A68000-0x0000000000A79000-memory.dmp

Filesize
68KB

Download
memory/472-55-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/472-56-0x0000000000402EE8-mapping.dmp

Download
memory/472-57-0x00000000767F1000-0x00000000767F3000-memory.dmp

Filesize
8KB

Download
memory/828-66-0x0000000000402E0C-mapping.dmp

Download
memory/828-65-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/860-87-0x0000000005570000-0x0000000005571000-memory.dmp

Filesize
4KB

Download
memory/860-85-0x0000000000F30000-0x0000000000F31000-memory.dmp

Filesize
4KB

Download
memory/860-80-0x0000000000000000-mapping.dmp

Download
memory/1288-70-0x0000000002C40000-0x0000000002C56000-memory.dmp

Filesize
88KB

Download
memory/1288-59-0x0000000002A80000-0x0000000002A96000-memory.dmp

Filesize
88KB

Download
memory/1668-54-0x00000000002AD000-0x00000000002B6000-memory.dmp

Filesize
36KB

Download
memory/1668-58-0x00000000001B0000-0x00000000001B9000-memory.dmp

Filesize
36KB

Download
memory/1788-78-0x0000000000418D06-mapping.dmp

Download
memory/1788-77-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1808-74-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/1808-71-0x0000000000000000-mapping.dmp

Download