smokeloader | fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8

General

Target

fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe
Size

927KB
MD5

5d99042376131355be8579bd56100a82
SHA1

7cab6bbd33fbb030fc78b81466a387a1921d8dad
SHA256

fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8
SHA512

a168a70e6ff710b822d302579d8226901b637fdb1938b4a4846d8010572b2349abc3664aafff21366f3f6fa7957455ca5fa95a418ca674ca8442d6705d45acc7
SSDEEP

24576:ukflyeoU8Ltpl+RE8FUvvw8j1mDdoBNYbRbsJ:ffcU8LARE8FUv5mDqY9b

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1388 set thread context of 2664	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	33

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe
1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe
1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe
1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe
1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe
1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe
1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1388 wrote to memory of 2860	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	31
PID 1388 wrote to memory of 2860	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	31
PID 1388 wrote to memory of 2860	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	31
PID 1388 wrote to memory of 2860	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	31
PID 1388 wrote to memory of 2860	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	31
PID 1388 wrote to memory of 2860	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	31
PID 1388 wrote to memory of 2860	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	31
PID 1388 wrote to memory of 760	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	32
PID 1388 wrote to memory of 760	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	32
PID 1388 wrote to memory of 760	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	32
PID 1388 wrote to memory of 760	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	32
PID 1388 wrote to memory of 760	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	32
PID 1388 wrote to memory of 760	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	32
PID 1388 wrote to memory of 760	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	32
PID 1388 wrote to memory of 2664	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	33
PID 1388 wrote to memory of 2664	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	33
PID 1388 wrote to memory of 2664	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	33
PID 1388 wrote to memory of 2664	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	33
PID 1388 wrote to memory of 2664	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	33
PID 1388 wrote to memory of 2664	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	33
PID 1388 wrote to memory of 2664	1388	fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe	33

C:\Users\Admin\AppData\Local\Temp\fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe
"C:\Users\Admin\AppData\Local\Temp\fff0fecf9639148a95a39b9763361c1f3ceb2d4a54bce118b1c357504db6b9d8.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1388
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
  2⤵
  PID:2860
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
  2⤵
  PID:760
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
  2⤵
  PID:2664

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/760-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1388-4-0x00000000748AE000-0x00000000748AF000-memory.dmp

Filesize
4KB

Download
memory/1388-25-0x00000000748A0000-0x0000000074F8E000-memory.dmp

Filesize
6.9MB

Download
memory/1388-3-0x0000000004840000-0x00000000048DE000-memory.dmp

Filesize
632KB

Download
memory/1388-0-0x00000000748AE000-0x00000000748AF000-memory.dmp

Filesize
4KB

Download
memory/1388-8-0x0000000000850000-0x0000000000856000-memory.dmp

Filesize
24KB

Download
memory/1388-6-0x00000000748A0000-0x0000000074F8E000-memory.dmp

Filesize
6.9MB

Download
memory/1388-2-0x00000000748A0000-0x0000000074F8E000-memory.dmp

Filesize
6.9MB

Download
memory/1388-7-0x0000000000B20000-0x0000000000B3A000-memory.dmp

Filesize
104KB

Download
memory/1388-5-0x00000000748A0000-0x0000000074F8E000-memory.dmp

Filesize
6.9MB

Download
memory/1388-27-0x00000000748A0000-0x0000000074F8E000-memory.dmp

Filesize
6.9MB

Download
memory/1388-1-0x0000000001160000-0x000000000124C000-memory.dmp

Filesize
944KB

Download
memory/2664-26-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2664-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2860-9-0x0000000000080000-0x000000000008B000-memory.dmp

Filesize
44KB

Download
memory/2860-11-0x0000000000080000-0x000000000008B000-memory.dmp

Filesize
44KB

Download
memory/2860-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download

Analysis

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