smokeloader | 858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e

General

Target

858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe
Size

145KB
MD5

924b06fed5002d7dbc6004401b7a519f
SHA1

669962749b03a129e44c6eec9ef2804ec31493f4
SHA256

858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e
SHA512

7b9e2c6765077ebe4e438e86f805792b02e18e2cc4519184c80db4a975db40dec9969a950451f1cdce95a0648f8ff2347fce619e8b40551319ee69e5f577b486

Score

10^/10

smokeloader backdoor trojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://naghenrietti1.top/

http://kimballiett2.top/

http://xadriettany3.top/

http://jebeccallis4.top/

http://nityanneron5.top/

http://umayaniela6.top/

http://lynettaram7.top/

http://sadineyalas8.top/

http://geenaldencia9.top/

http://aradysiusep10.top/

rc4.i32

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Executes dropped EXE 2 IoCs

Processes:

uhabdgauhabdga

pid process

760 uhabdga
700 uhabdga
Deletes itself 1 IoCs

Processes:

pid process

2712

pid	process
760	uhabdga
700	uhabdga

pid	process
2712

Suspicious use of SetThreadContext 2 IoCs

Processes:

858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exeuhabdga

description	pid	process	target process
PID 3512 set thread context of 3640	3512	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe
PID 760 set thread context of 700	760	uhabdga	uhabdga

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:

858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exeuhabdga

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	uhabdga
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	uhabdga
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	uhabdga

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe

pid	process
3640	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe
3640	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe
2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
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2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
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2712
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2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
2712
2712

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

2712
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exeuhabdga

pid process

3640 858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe
700 uhabdga
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

description pid process

Token: SeShutdownPrivilege 2712
Token: SeCreatePagefilePrivilege 2712

pid	process
2712

description	pid	process
Token: SeShutdownPrivilege	2712
Token: SeCreatePagefilePrivilege	2712

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exeuhabdga

description	pid	process	target process
PID 3512 wrote to memory of 3640	3512	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe
PID 3512 wrote to memory of 3640	3512	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe
PID 3512 wrote to memory of 3640	3512	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe
PID 3512 wrote to memory of 3640	3512	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe
PID 3512 wrote to memory of 3640	3512	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe
PID 3512 wrote to memory of 3640	3512	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe	858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe
PID 760 wrote to memory of 700	760	uhabdga	uhabdga
PID 760 wrote to memory of 700	760	uhabdga	uhabdga
PID 760 wrote to memory of 700	760	uhabdga	uhabdga
PID 760 wrote to memory of 700	760	uhabdga	uhabdga
PID 760 wrote to memory of 700	760	uhabdga	uhabdga
PID 760 wrote to memory of 700	760	uhabdga	uhabdga

C:\Users\Admin\AppData\Local\Temp\858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe
"C:\Users\Admin\AppData\Local\Temp\858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3512

C:\Users\Admin\AppData\Local\Temp\858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe
"C:\Users\Admin\AppData\Local\Temp\858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3640

C:\Users\Admin\AppData\Roaming\uhabdga
C:\Users\Admin\AppData\Roaming\uhabdga
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:760

C:\Users\Admin\AppData\Roaming\uhabdga
C:\Users\Admin\AppData\Roaming\uhabdga
2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:700

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\uhabdga
MD5
924b06fed5002d7dbc6004401b7a519f

SHA1
669962749b03a129e44c6eec9ef2804ec31493f4

SHA256
858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e

SHA512
7b9e2c6765077ebe4e438e86f805792b02e18e2cc4519184c80db4a975db40dec9969a950451f1cdce95a0648f8ff2347fce619e8b40551319ee69e5f577b486

Download Submit
C:\Users\Admin\AppData\Roaming\uhabdga
MD5
924b06fed5002d7dbc6004401b7a519f

SHA1
669962749b03a129e44c6eec9ef2804ec31493f4

SHA256
858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e

SHA512
7b9e2c6765077ebe4e438e86f805792b02e18e2cc4519184c80db4a975db40dec9969a950451f1cdce95a0648f8ff2347fce619e8b40551319ee69e5f577b486

Download Submit
C:\Users\Admin\AppData\Roaming\uhabdga
MD5
924b06fed5002d7dbc6004401b7a519f

SHA1
669962749b03a129e44c6eec9ef2804ec31493f4

SHA256
858a2b253b7e26188cffde5e58dfb08e4a26ef393f962958d6a1615c93f9917e

SHA512
7b9e2c6765077ebe4e438e86f805792b02e18e2cc4519184c80db4a975db40dec9969a950451f1cdce95a0648f8ff2347fce619e8b40551319ee69e5f577b486

Download Submit
memory/700-123-0x0000000000402FA5-mapping.dmp

Download
memory/760-125-0x00000000004B0000-0x000000000055E000-memory.dmp

Filesize
696KB

Download
memory/2712-119-0x00000000003A0000-0x00000000003B6000-memory.dmp

Filesize
88KB

Download
memory/2712-126-0x0000000000600000-0x0000000000616000-memory.dmp

Filesize
88KB

Download
memory/3512-116-0x00000000001D0000-0x00000000001D9000-memory.dmp

Filesize
36KB

Download
memory/3640-117-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3640-118-0x0000000000402FA5-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads