redline | 1e31f411b06517388b7adbcc5bc918f3985d447f710aa9711926faf68d044f9a

General

Target

a0b9e8233184f431bb27bf239b7fc1a0.exe
Size

819KB
MD5

a0b9e8233184f431bb27bf239b7fc1a0
SHA1

4b5e662b64a83e1bb22644085b2b88cc3f084360
SHA256

1e31f411b06517388b7adbcc5bc918f3985d447f710aa9711926faf68d044f9a
SHA512

3fbb0f6e0811dd2f21bf0e53095aacd6acdeae074ae97828e01b0518cc27e2af3cbdb4541f5f76dd5f3dca19631675ef1fcc171dc8f13903f0d922131a53e5b2

Score

10^/10

redline infostealer

Malware Config

Extracted

Family

redline

C2

51.91.193.179:5048

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
behavioral2/memory/2116-126-0x0000000000400000-0x0000000000422000-memory.dmp	family_redline
behavioral2/memory/2116-127-0x000000000041C5BA-mapping.dmp	family_redline

Suspicious use of SetThreadContext 1 IoCs

Processes:

a0b9e8233184f431bb27bf239b7fc1a0.exe

description pid process target process

PID 632 set thread context of 2116 632 a0b9e8233184f431bb27bf239b7fc1a0.exe a0b9e8233184f431bb27bf239b7fc1a0.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exe

pid process

3424 powershell.exe
3424 powershell.exe
3424 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

a0b9e8233184f431bb27bf239b7fc1a0.exepowershell.exe

description pid process

Token: SeDebugPrivilege 632 a0b9e8233184f431bb27bf239b7fc1a0.exe
Token: SeDebugPrivilege 3424 powershell.exe

description	pid	process	target process
PID 632 set thread context of 2116	632	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe

pid	process
3424	powershell.exe
3424	powershell.exe
3424	powershell.exe

description	pid	process
Token: SeDebugPrivilege	632	a0b9e8233184f431bb27bf239b7fc1a0.exe
Token: SeDebugPrivilege	3424	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

a0b9e8233184f431bb27bf239b7fc1a0.exe

description	pid	process	target process
PID 632 wrote to memory of 3424	632	a0b9e8233184f431bb27bf239b7fc1a0.exe	powershell.exe
PID 632 wrote to memory of 3424	632	a0b9e8233184f431bb27bf239b7fc1a0.exe	powershell.exe
PID 632 wrote to memory of 3424	632	a0b9e8233184f431bb27bf239b7fc1a0.exe	powershell.exe
PID 632 wrote to memory of 2116	632	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 632 wrote to memory of 2116	632	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 632 wrote to memory of 2116	632	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 632 wrote to memory of 2116	632	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 632 wrote to memory of 2116	632	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 632 wrote to memory of 2116	632	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 632 wrote to memory of 2116	632	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 632 wrote to memory of 2116	632	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe

C:\Users\Admin\AppData\Local\Temp\a0b9e8233184f431bb27bf239b7fc1a0.exe
"C:\Users\Admin\AppData\Local\Temp\a0b9e8233184f431bb27bf239b7fc1a0.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:632

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\a0b9e8233184f431bb27bf239b7fc1a0.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3424

C:\Users\Admin\AppData\Local\Temp\a0b9e8233184f431bb27bf239b7fc1a0.exe
"C:\Users\Admin\AppData\Local\Temp\a0b9e8233184f431bb27bf239b7fc1a0.exe"
2⤵
PID:2116

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a0b9e8233184f431bb27bf239b7fc1a0.exe.log
MD5
b4f7a6a57cb46d94b72410eb6a6d45a9

SHA1
69f3596ffa027202d391444b769ceea0ae14c5f7

SHA256
23994ebe221a48ea16ebad51ae0d4b47ccd415ae10581f9405e588d4f6c2523b

SHA512
be6da516e54c3a5b33ac2603137a2f8cf8445ff5961dd266faedf3627bae8979953d7ef305538df0151c609917a5b99bf5d023bdd32de50fd5c723950f90db5c

Download Submit
memory/632-116-0x0000000005B30000-0x0000000005B31000-memory.dmp

Filesize
4KB

Download
memory/632-118-0x0000000005290000-0x0000000005291000-memory.dmp

Filesize
4KB

Download
memory/632-117-0x0000000005620000-0x0000000005621000-memory.dmp

Filesize
4KB

Download
memory/632-119-0x0000000005430000-0x0000000005431000-memory.dmp

Filesize
4KB

Download
memory/632-120-0x00000000053B0000-0x00000000053B1000-memory.dmp

Filesize
4KB

Download
memory/632-121-0x00000000057D0000-0x00000000057D1000-memory.dmp

Filesize
4KB

Download
memory/632-122-0x0000000005410000-0x0000000005417000-memory.dmp

Filesize
28KB

Download
memory/632-123-0x0000000006310000-0x0000000006365000-memory.dmp

Filesize
340KB

Download
memory/632-124-0x00000000060C0000-0x00000000060E6000-memory.dmp

Filesize
152KB

Download
memory/632-114-0x0000000000920000-0x0000000000921000-memory.dmp

Filesize
4KB

Download
memory/2116-146-0x00000000057A0000-0x00000000057A1000-memory.dmp

Filesize
4KB

Download
memory/2116-138-0x0000000005700000-0x0000000005701000-memory.dmp

Filesize
4KB

Download
memory/2116-126-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2116-144-0x0000000005680000-0x0000000005C86000-memory.dmp

Filesize
6.0MB

Download
memory/2116-134-0x0000000005C90000-0x0000000005C91000-memory.dmp

Filesize
4KB

Download
memory/2116-143-0x0000000005760000-0x0000000005761000-memory.dmp

Filesize
4KB

Download
memory/2116-139-0x0000000005830000-0x0000000005831000-memory.dmp

Filesize
4KB

Download
memory/2116-127-0x000000000041C5BA-mapping.dmp

Download
memory/3424-137-0x0000000007180000-0x0000000007181000-memory.dmp

Filesize
4KB

Download
memory/3424-147-0x0000000007970000-0x0000000007971000-memory.dmp

Filesize
4KB

Download
memory/3424-140-0x0000000007050000-0x0000000007051000-memory.dmp

Filesize
4KB

Download
memory/3424-141-0x00000000070F0000-0x00000000070F1000-memory.dmp

Filesize
4KB

Download
memory/3424-142-0x00000000078E0000-0x00000000078E1000-memory.dmp

Filesize
4KB

Download
memory/3424-136-0x0000000006B42000-0x0000000006B43000-memory.dmp

Filesize
4KB

Download
memory/3424-133-0x0000000006A50000-0x0000000006A51000-memory.dmp

Filesize
4KB

Download
memory/3424-145-0x0000000007B30000-0x0000000007B31000-memory.dmp

Filesize
4KB

Download
memory/3424-125-0x0000000000000000-mapping.dmp

Download
memory/3424-135-0x0000000006B40000-0x0000000006B41000-memory.dmp

Filesize
4KB

Download
memory/3424-149-0x00000000081F0000-0x00000000081F1000-memory.dmp

Filesize
4KB

Download
memory/3424-157-0x0000000008F90000-0x0000000008FC3000-memory.dmp

Filesize
204KB

Download
memory/3424-162-0x000000007E120000-0x000000007E121000-memory.dmp

Filesize
4KB

Download
memory/3424-165-0x0000000008F70000-0x0000000008F71000-memory.dmp

Filesize
4KB

Download
memory/3424-170-0x00000000090E0000-0x00000000090E1000-memory.dmp

Filesize
4KB

Download
memory/3424-171-0x0000000009500000-0x0000000009501000-memory.dmp

Filesize
4KB

Download
memory/3424-172-0x0000000006B43000-0x0000000006B44000-memory.dmp

Filesize
4KB

Download
memory/3424-365-0x00000000093E0000-0x00000000093E1000-memory.dmp

Filesize
4KB

Download
memory/3424-371-0x0000000006D80000-0x0000000006D81000-memory.dmp

Filesize
4KB

Download

Analysis

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