redline | 754e065b32a26f222cfafe84c3c2580e9351b5ae2d993a4167dce12b29f107d6

General

Target

f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe
Size

11.8MB
MD5

08f8fca339a3ad7f1c56dc76d39cec1b
SHA1

ed98bbfd60127cf3211bbc460ce528a44819f13d
SHA256

f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca
SHA512

a66a98a8ef45d6f3d7cdb501d7bcf3ee5cdc0b4d213ba3ab8a644838e7f33bf51807bd9ffe60838212ec38aac7f27596038adac0c9320062d349fc9b0ef3844f
SSDEEP

196608:DIDBCySSpV4BDPKeUI8U4e7chj/8v+uhcXRieNYeJ+2pPwsTRfgw6IQSycodVQCv:UDBf3pVGDuI8U4fxZu2XnNJJ+E46Rfkz

Score

10^/10

redline sectoprat discovery infostealer rat trojan

Malware Config

Extracted

Family

redline

C2

45.93.4.12:80

Signatures

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

RedLine payload 1 IoCs

resource	yara_rule
behavioral2/memory/4780-6-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline

Redline family
redline
SectopRAT
SectopRAT is a remote access trojan first seen in November 2019.
trojan rat sectoprat

SectopRAT payload 1 IoCs

resource	yara_rule
behavioral2/memory/4780-6-0x0000000000400000-0x0000000000420000-memory.dmp	family_sectoprat

Sectoprat family
sectoprat

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3964 set thread context of 4780	3964	f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe	89

System Location Discovery: System Language Discovery 1 TTPs 2 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	f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3964 wrote to memory of 4272	3964	f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe	88
PID 3964 wrote to memory of 4272	3964	f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe	88
PID 3964 wrote to memory of 4272	3964	f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe	88
PID 3964 wrote to memory of 4780	3964	f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe	89
PID 3964 wrote to memory of 4780	3964	f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe	89
PID 3964 wrote to memory of 4780	3964	f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe	89
PID 3964 wrote to memory of 4780	3964	f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe	89
PID 3964 wrote to memory of 4780	3964	f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe	89
PID 3964 wrote to memory of 4780	3964	f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe	89
PID 3964 wrote to memory of 4780	3964	f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe	89
PID 3964 wrote to memory of 4780	3964	f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe	89

C:\Users\Admin\AppData\Local\Temp\f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe
"C:\Users\Admin\AppData\Local\Temp\f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3964
- C:\Users\Admin\AppData\Local\Temp\f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe
  C:\Users\Admin\AppData\Local\Temp\f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe
  2⤵
  PID:4272
- C:\Users\Admin\AppData\Local\Temp\f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe
  C:\Users\Admin\AppData\Local\Temp\f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4780

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\f35fe4b56ef08b2210264aa9f2435c4c6ad4ee01fcd2f65d28ce999e3e6d0cca.exe.log

Filesize
700B

MD5
e5352797047ad2c91b83e933b24fbc4f

SHA1
9bf8ac99b6cbf7ce86ce69524c25e3df75b4d772

SHA256
b4643874d42d232c55bfbb75c36da41809d0c9ba4b2a203049aa82950345325c

SHA512
dd2fc1966c8b3c9511f14801d1ce8110d6bca276a58216b5eeb0a3cfbb0cc8137ea14efbf790e63736230141da456cbaaa4e5c66f2884d4cfe68f499476fd827

Download Submit
memory/3964-0-0x0000000074FBE000-0x0000000074FBF000-memory.dmp

Filesize
4KB

Download
memory/3964-1-0x00000000006A0000-0x0000000000748000-memory.dmp

Filesize
672KB

Download
memory/3964-2-0x0000000004F60000-0x0000000004FD6000-memory.dmp

Filesize
472KB

Download
memory/3964-3-0x0000000004F20000-0x0000000004F3E000-memory.dmp

Filesize
120KB

Download
memory/3964-4-0x0000000074FB0000-0x0000000075760000-memory.dmp

Filesize
7.7MB

Download
memory/3964-5-0x00000000056D0000-0x0000000005C74000-memory.dmp

Filesize
5.6MB

Download
memory/3964-9-0x0000000074FB0000-0x0000000075760000-memory.dmp

Filesize
7.7MB

Download
memory/4780-10-0x0000000074FB0000-0x0000000075760000-memory.dmp

Filesize
7.7MB

Download
memory/4780-6-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4780-12-0x0000000004FC0000-0x0000000004FD2000-memory.dmp

Filesize
72KB

Download
memory/4780-11-0x0000000005530000-0x0000000005B48000-memory.dmp

Filesize
6.1MB

Download
memory/4780-13-0x0000000005130000-0x000000000523A000-memory.dmp

Filesize
1.0MB

Download
memory/4780-14-0x0000000074FB0000-0x0000000075760000-memory.dmp

Filesize
7.7MB

Download
memory/4780-15-0x0000000005060000-0x000000000509C000-memory.dmp

Filesize
240KB

Download
memory/4780-16-0x00000000050C0000-0x000000000510C000-memory.dmp

Filesize
304KB

Download
memory/4780-17-0x0000000074FB0000-0x0000000075760000-memory.dmp

Filesize
7.7MB

Download

Analysis

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