redline | 09570f445a9a80479957a36ea2e038800d5a01acf338793274f936c108f21f24

General

Target

file.exe
Size

1.9MB
MD5

19dbb47666f2eb1bb2889c42fc2fd3db
SHA1

0eeeef0203c5e51e07f521ff4d8d29a422319316
SHA256

09570f445a9a80479957a36ea2e038800d5a01acf338793274f936c108f21f24
SHA512

8311734676547436fc48423f7481ce1499003934cba291720b841779dbca9041914d58d9958f5b94a15a5c32e7c45ebea439886f0d51b61584280ebd7b782856
SSDEEP

49152:YI4RI1ayrqA8h2uJeRoWHDyct4BhbXjz1xfc242:YbLUqDh2uiSS4BlXnbk2V

Score

10^/10

redline bild1 discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

Botnet

bild1

C2

193.233.132.169:37732

Signatures

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

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

Processes:

file.exework.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\Control Panel\International\Geo\Nation	file.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\Control Panel\International\Geo\Nation	work.exe

Executes dropped EXE 2 IoCs

Processes:

work.exefeswa.exe

pid process

3520 work.exe
3816 feswa.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
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
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
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

feswa.exe

pid process

3816 feswa.exe
3816 feswa.exe
3816 feswa.exe
3816 feswa.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
3520	work.exe
3816	feswa.exe

pid	process
3816	feswa.exe
3816	feswa.exe
3816	feswa.exe
3816	feswa.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

Processes:

feswa.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\F1A578C4CB5DE79A370893983FD4DA8B67B2B064	feswa.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\F1A578C4CB5DE79A370893983FD4DA8B67B2B064\Blob = 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	feswa.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

feswa.exe

pid process

3816 feswa.exe
3816 feswa.exe
3816 feswa.exe
3816 feswa.exe
3816 feswa.exe
3816 feswa.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

feswa.exe

description pid process

Token: SeDebugPrivilege 3816 feswa.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

feswa.exe

pid process

3816 feswa.exe

pid	process
3816	feswa.exe
3816	feswa.exe
3816	feswa.exe
3816	feswa.exe
3816	feswa.exe
3816	feswa.exe

description	pid	process
Token: SeDebugPrivilege	3816	feswa.exe

pid	process
3816	feswa.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

file.execmd.exework.exe

description	pid	process	target process
PID 8 wrote to memory of 4068	8	file.exe	cmd.exe
PID 8 wrote to memory of 4068	8	file.exe	cmd.exe
PID 8 wrote to memory of 4068	8	file.exe	cmd.exe
PID 4068 wrote to memory of 3520	4068	cmd.exe	work.exe
PID 4068 wrote to memory of 3520	4068	cmd.exe	work.exe
PID 4068 wrote to memory of 3520	4068	cmd.exe	work.exe
PID 3520 wrote to memory of 3816	3520	work.exe	feswa.exe
PID 3520 wrote to memory of 3816	3520	work.exe	feswa.exe
PID 3520 wrote to memory of 3816	3520	work.exe	feswa.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:8

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\RarSFX0\1.bat" "
2⤵
- Suspicious use of WriteProcessMemory
PID:4068

C:\Users\Admin\AppData\Local\Temp\RarSFX0\work.exe
work.exe -priverdD
3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3520

C:\Users\Admin\AppData\Local\Temp\RarSFX1\feswa.exe
"C:\Users\Admin\AppData\Local\Temp\RarSFX1\feswa.exe"
4⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3816

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\RarSFX0\1.bat
Filesize
35B

MD5
ff59d999beb970447667695ce3273f75

SHA1
316fa09f467ba90ac34a054daf2e92e6e2854ff8

SHA256
065d2b17ad499587dc9de7ee9ecda4938b45da1df388bc72e6627dff220f64d2

SHA512
d5ac72cb065a3cd3cb118a69a2f356314eeed24dcb4880751e1a3683895e66cedc62607967e29f77a0c27adf1c9fe0efd86e804f693f0a63a5b51b0bf0056b5d

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\work.exe
Filesize
1.6MB

MD5
db5af0b8f6e4bdb07b5bec9fb8de1b7f

SHA1
c13e24f41335e760a568f90866d12db7a6e22c40

SHA256
b7f10a2008a274bdff2ebcb2d62988346111eb4c599a0c0ad8f7a663e5829a3f

SHA512
c2a98ea04ceabab081f518d1d7ec64926e84767e6a34d09e9af407aab6b1fb82c8b983c29da2369646d6af9dddfa3ea893fe414615a67ff43a225fa32cd3caa8

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX1\feswa.exe
Filesize
1.3MB

MD5
28cbe77f47c6e613c90cf1b449051bf2

SHA1
f61c1774d50580f45fb5572f6692704450017422

SHA256
ec44944da55ed605aa11199b62fa6ba170155d4a67f263a75888c61b6648b813

SHA512
a622db347065565460c21b1b2eca70b4e5a4ee2ff8c97b7f955a96ed17c3791b0d0495b175580fddb661199f09524a1b6b75aaf5e2a2d33277f46cca75d55f07

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tmp3C8C.tmp
Filesize
2KB

MD5
1420d30f964eac2c85b2ccfe968eebce

SHA1
bdf9a6876578a3e38079c4f8cf5d6c79687ad750

SHA256
f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

SHA512
6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

Download Submit
\??\PIPE\srvsvc
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
memory/3816-51-0x0000000007150000-0x0000000007162000-memory.dmp

Filesize
72KB

Download
memory/3816-52-0x00000000071B0000-0x00000000071EC000-memory.dmp

Filesize
240KB

Download
memory/3816-26-0x0000000005A80000-0x0000000005B12000-memory.dmp

Filesize
584KB

Download
memory/3816-27-0x0000000005C40000-0x0000000005C50000-memory.dmp

Filesize
64KB

Download
memory/3816-28-0x00000000037C0000-0x00000000037CA000-memory.dmp

Filesize
40KB

Download
memory/3816-24-0x00000000728D0000-0x0000000073080000-memory.dmp

Filesize
7.7MB

Download
memory/3816-45-0x00000000066C0000-0x0000000006736000-memory.dmp

Filesize
472KB

Download
memory/3816-46-0x0000000006F80000-0x0000000006F9E000-memory.dmp

Filesize
120KB

Download
memory/3816-49-0x00000000076C0000-0x0000000007CD8000-memory.dmp

Filesize
6.1MB

Download
memory/3816-23-0x0000000000A40000-0x0000000000E14000-memory.dmp

Filesize
3.8MB

Download
memory/3816-50-0x0000000007210000-0x000000000731A000-memory.dmp

Filesize
1.0MB

Download
memory/3816-25-0x0000000005F90000-0x0000000006534000-memory.dmp

Filesize
5.6MB

Download
memory/3816-53-0x0000000007320000-0x000000000736C000-memory.dmp

Filesize
304KB

Download
memory/3816-54-0x0000000007460000-0x00000000074C6000-memory.dmp

Filesize
408KB

Download
memory/3816-57-0x0000000007670000-0x00000000076C0000-memory.dmp

Filesize
320KB

Download
memory/3816-59-0x0000000000A40000-0x0000000000E14000-memory.dmp

Filesize
3.8MB

Download
memory/3816-61-0x00000000728D0000-0x0000000073080000-memory.dmp

Filesize
7.7MB

Download
memory/3816-62-0x0000000005C40000-0x0000000005C50000-memory.dmp

Filesize
64KB

Download
memory/3816-64-0x0000000008630000-0x00000000087F2000-memory.dmp

Filesize
1.8MB

Download
memory/3816-65-0x0000000008D30000-0x000000000925C000-memory.dmp

Filesize
5.2MB

Download
memory/3816-68-0x0000000000A40000-0x0000000000E14000-memory.dmp

Filesize
3.8MB

Download
memory/3816-69-0x00000000728D0000-0x0000000073080000-memory.dmp

Filesize
7.7MB

Download
memory/3816-22-0x0000000000A40000-0x0000000000E14000-memory.dmp

Filesize
3.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads