redline | 8ec19d4e2e49adcd9c4b08b769f3d8cab2708d7cba29dc47eb85673b78f35103

General

Target

860ba1abb7492b10512445c13994b685.exe
Size

595KB
MD5

860ba1abb7492b10512445c13994b685
SHA1

2eaedfa31c5906b83696d9d966285f23d1512a0b
SHA256

8ec19d4e2e49adcd9c4b08b769f3d8cab2708d7cba29dc47eb85673b78f35103
SHA512

89e86190c4c30de5d0a49ca11c9dd73f87ac9216ed8f92d5120e808a8c99f1e9b0863a0418aad0adde02d636b7bc85a22f45130cbf2da2cb41d592e227bc8204

Score

10^/10

redline infostealer upx

Malware Config

Signatures

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

RedLine Payload 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1256-16-0x00000000050D0000-0x00000000050F4000-memory.dmp	family_redline
behavioral1/memory/1256-17-0x00000000069C0000-0x00000000069E2000-memory.dmp	family_redline

Executes dropped EXE 1 IoCs

Processes:

bestof.exe

pid process

1256 bestof.exe

pid	process
1256	bestof.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
\Users\Admin\AppData\Roaming\leadentop\bestof.exe	upx
C:\Users\Admin\AppData\Roaming\leadentop\bestof.exe	upx

Loads dropped DLL 1 IoCs

Processes:

860ba1abb7492b10512445c13994b685.exe

pid process

1208 860ba1abb7492b10512445c13994b685.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

12 ip-api.com

pid	process
1208	860ba1abb7492b10512445c13994b685.exe

flow	ioc
12	ip-api.com

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

860ba1abb7492b10512445c13994b685.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	860ba1abb7492b10512445c13994b685.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	860ba1abb7492b10512445c13994b685.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

bestof.exe

description pid process

Token: SeDebugPrivilege 1256 bestof.exe

description	pid	process
Token: SeDebugPrivilege	1256	bestof.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

860ba1abb7492b10512445c13994b685.exe

description	pid	process	target process
PID 1208 wrote to memory of 1256	1208	860ba1abb7492b10512445c13994b685.exe	bestof.exe
PID 1208 wrote to memory of 1256	1208	860ba1abb7492b10512445c13994b685.exe	bestof.exe
PID 1208 wrote to memory of 1256	1208	860ba1abb7492b10512445c13994b685.exe	bestof.exe
PID 1208 wrote to memory of 1256	1208	860ba1abb7492b10512445c13994b685.exe	bestof.exe

C:\Users\Admin\AppData\Local\Temp\860ba1abb7492b10512445c13994b685.exe
"C:\Users\Admin\AppData\Local\Temp\860ba1abb7492b10512445c13994b685.exe"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:1208

C:\Users\Admin\AppData\Roaming\leadentop\bestof.exe
bestof.exe
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1256

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1

T1102

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\leadentop\bestof.exe
MD5
ce62304c3eff639e1b2352667a569b8a

SHA1
5a5cb774b59befe102fe04e93d9853cfbda3334b

SHA256
e8356fad49709d2563d2707dbb09f4f1019e30a0ff5836047a11b3d1d84f4d62

SHA512
99d77537f2fade1ca2255c16fcd5d64618f0364f15cddb1b6a48814c9a7e59ccdac72db7f0a1cf4b0eac63180264fd58989e43839373d085ecb42ad2b9fe6f41

Download Submit
\Users\Admin\AppData\Roaming\leadentop\bestof.exe
MD5
ce62304c3eff639e1b2352667a569b8a

SHA1
5a5cb774b59befe102fe04e93d9853cfbda3334b

SHA256
e8356fad49709d2563d2707dbb09f4f1019e30a0ff5836047a11b3d1d84f4d62

SHA512
99d77537f2fade1ca2255c16fcd5d64618f0364f15cddb1b6a48814c9a7e59ccdac72db7f0a1cf4b0eac63180264fd58989e43839373d085ecb42ad2b9fe6f41

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memory/1208-2-0x0000000000309000-0x000000000031A000-memory.dmp

Filesize
68KB

Download
memory/1208-3-0x0000000005000000-0x0000000005011000-memory.dmp

Filesize
68KB

Download
memory/1256-10-0x0000000000000000-mapping.dmp

Download
memory/1256-12-0x0000000004E5A000-0x0000000004E5B000-memory.dmp

Filesize
4KB

Download
memory/1256-13-0x0000000005110000-0x0000000005121000-memory.dmp

Filesize
68KB

Download
memory/1256-14-0x0000000006880000-0x0000000006891000-memory.dmp

Filesize
68KB

Download
memory/1256-15-0x0000000073ED0000-0x00000000745BE000-memory.dmp

Filesize
6.9MB

Download
memory/1256-16-0x00000000050D0000-0x00000000050F4000-memory.dmp

Filesize
144KB

Download
memory/1256-17-0x00000000069C0000-0x00000000069E2000-memory.dmp

Filesize
136KB

Download
memory/1700-4-0x000007FEF7900000-0x000007FEF7B7A000-memory.dmp

Filesize
2.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads