redline | 9e89d3c32d69ca52fa4d068b7b8d74bb1260a2af23dbc6ff99c55ddc569e99c7

General

Target

06e9b8c9f68cc66d1d22aaf49c8a48a3.exe
Size

575KB
MD5

06e9b8c9f68cc66d1d22aaf49c8a48a3
SHA1

67df351a0415954c90f971dbf5c7f10ee018bf9e
SHA256

9e89d3c32d69ca52fa4d068b7b8d74bb1260a2af23dbc6ff99c55ddc569e99c7
SHA512

462c0d77b44a44ac0495724bb4dce00179d8bdc754976f38b0ec4405f69ae4fea018e85fa2008765828afc8bdb0147465d23c5cdb24a2c43ccb4f72799d685a6
SSDEEP

12288:oNpszYhvXWSVJdMaeumWxJxtWgrHQVggfZESM3AtEo:MhvJVJdMy5tHrOg4Z5

Score

10^/10

redline sectoprat @olga556 infostealer rat trojan

Malware Config

Extracted

Family

redline

Botnet

@olga556

C2

45.81.227.32:22625

Signatures

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

RedLine payload 2 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023231-18.dat	family_redline
behavioral2/memory/1012-26-0x0000000000BD0000-0x0000000000BEE000-memory.dmp	family_redline

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

SectopRAT payload 2 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023231-18.dat	family_sectoprat
behavioral2/memory/1012-26-0x0000000000BD0000-0x0000000000BEE000-memory.dmp	family_sectoprat

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	06e9b8c9f68cc66d1d22aaf49c8a48a3.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	output.exe

Executes dropped EXE 2 IoCs

pid	Process
3688	output.exe
1012	JcTHjnlbZaRwPErleODHOyFn.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1012	JcTHjnlbZaRwPErleODHOyFn.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4536 wrote to memory of 3688	4536	06e9b8c9f68cc66d1d22aaf49c8a48a3.exe	91
PID 4536 wrote to memory of 3688	4536	06e9b8c9f68cc66d1d22aaf49c8a48a3.exe	91
PID 4536 wrote to memory of 3688	4536	06e9b8c9f68cc66d1d22aaf49c8a48a3.exe	91
PID 3688 wrote to memory of 1012	3688	output.exe	99
PID 3688 wrote to memory of 1012	3688	output.exe	99
PID 3688 wrote to memory of 1012	3688	output.exe	99

C:\Users\Admin\AppData\Local\Temp\06e9b8c9f68cc66d1d22aaf49c8a48a3.exe
"C:\Users\Admin\AppData\Local\Temp\06e9b8c9f68cc66d1d22aaf49c8a48a3.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4536
- C:\Users\Admin\AppData\Roaming\output.exe
  "C:\Users\Admin\AppData\Roaming\output.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:3688
- - C:\Users\Admin\AppData\Local\Temp\JcTHjnlbZaRwPErleODHOyFn.exe
    "C:\Users\Admin\AppData\Local\Temp\JcTHjnlbZaRwPErleODHOyFn.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:1012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\JcTHjnlbZaRwPErleODHOyFn.exe

Filesize
96KB

MD5
e7126239f4fb53faacdaf3e9debc8e42

SHA1
460c58040f80c5da71dc13b2867633f1ce094200

SHA256
68a0d35cb647845260a4ad29940b7899792e607c4bef03f1c4ff48e68e050fca

SHA512
a10fd7d3c954a17ef9da8c3552dc7a1208e74b3b3b56327320fc0c415b961a13714ea4cb7ba530dc51738f846ebaaad090a07b20457cef3b85d5baf0d6c67567

Download Submit
C:\Users\Admin\AppData\Roaming\output.exe

Filesize
1.0MB

MD5
ffbc42d9cbf024438968e954b4dea150

SHA1
29f2f5f6942edacf994184079230dfe1f0b51c47

SHA256
d696f3161b85b7f671fb0209485739a94a75a038a1412863df88ec30a4d9149e

SHA512
f667ac61ca56e8ce947576f6a439af4636271dc913a848919ba7c0d6c36907b553c17416f4e02d7288864b0040031c1aa74aa11710600838fbb65dea684fbbbd

Download Submit
C:\Users\Admin\AppData\Roaming\output.exe

Filesize
740KB

MD5
d8f0f711a933e72c8f97246c2d334c64

SHA1
19f114b94eda584a2ae31ebdd9cbf7bf0e6a27fd

SHA256
dfbe38cf4c417ae7d1afb20c9a3d2a508f55c74803eb319f840c50683fb9d323

SHA512
9093cebff5c143682ffd309b88c53c63980fe6fcefa36d486acb4aab5c7de75cb4efde968a8038c068a4490d52043c0dc3984d6fa0683fe76ad312a49c44e50b

Download Submit
memory/1012-35-0x0000000006500000-0x000000000654C000-memory.dmp

Filesize
304KB

Download
memory/1012-36-0x0000000007FF0000-0x00000000080FA000-memory.dmp

Filesize
1.0MB

Download
memory/1012-37-0x0000000073E30000-0x00000000745E0000-memory.dmp

Filesize
7.7MB

Download
memory/1012-33-0x0000000005A40000-0x0000000005A7C000-memory.dmp

Filesize
240KB

Download
memory/1012-38-0x0000000005830000-0x0000000005840000-memory.dmp

Filesize
64KB

Download
memory/1012-26-0x0000000000BD0000-0x0000000000BEE000-memory.dmp

Filesize
120KB

Download
memory/1012-28-0x0000000073E30000-0x00000000745E0000-memory.dmp

Filesize
7.7MB

Download
memory/1012-34-0x0000000005830000-0x0000000005840000-memory.dmp

Filesize
64KB

Download
memory/1012-29-0x0000000005A90000-0x0000000006034000-memory.dmp

Filesize
5.6MB

Download
memory/1012-30-0x0000000006660000-0x0000000006C78000-memory.dmp

Filesize
6.1MB

Download
memory/1012-31-0x0000000005660000-0x00000000056F2000-memory.dmp

Filesize
584KB

Download
memory/1012-32-0x0000000005600000-0x0000000005612000-memory.dmp

Filesize
72KB

Download
memory/3688-12-0x000000000AD00000-0x000000000AD06000-memory.dmp

Filesize
24KB

Download
memory/3688-27-0x0000000073E30000-0x00000000745E0000-memory.dmp

Filesize
7.7MB

Download
memory/3688-13-0x0000000005870000-0x0000000005880000-memory.dmp

Filesize
64KB

Download
memory/3688-11-0x00000000032E0000-0x00000000032E6000-memory.dmp

Filesize
24KB

Download
memory/3688-9-0x0000000000750000-0x0000000000854000-memory.dmp

Filesize
1.0MB

Download
memory/3688-10-0x0000000073E30000-0x00000000745E0000-memory.dmp

Filesize
7.7MB

Download

Analysis

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