e2e923b5e334f71def8aeeb5d6772d2ed7b890797eec99fcd791933b6bab7e48

General

Target

Q36Ru.exe
Size

543KB
MD5

49f71948ce49de84771357d2813d96f0
SHA1

0a55aa840105305cc7c94664ac2315a2325b1e16
SHA256

69399f96737f87f2fed08cc2f632fe6099a09e53e453beb8a04bf652d76cf021
SHA512

53c2109fdcc99be44409f763dcdac6320e881f63ebba6426f7400bdd51f747c2bf212c66377c4ef8648c6be3105b1af20be20091548cdd65959998b6a97cc5ae
SSDEEP

12288:QhQiKaxp3PnCRIxarY/4Rl2+ORCQKE77m:KQinPPxd/4RlJO0

Score

7^/10

collection discovery spyware stealer

Malware Config

Signatures

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Q36Ru.exe
Key opened	\REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Q36Ru.exe
Key opened	\REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Q36Ru.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
29	checkip.dyndns.org
31	reallyfreegeoip.org
32	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5788 set thread context of 5372	5788	Q36Ru.exe	95

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	Q36Ru.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Q36Ru.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
5372	Q36Ru.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5372	Q36Ru.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5788 wrote to memory of 5372	5788	Q36Ru.exe	95
PID 5788 wrote to memory of 5372	5788	Q36Ru.exe	95
PID 5788 wrote to memory of 5372	5788	Q36Ru.exe	95
PID 5788 wrote to memory of 5372	5788	Q36Ru.exe	95
PID 5788 wrote to memory of 5372	5788	Q36Ru.exe	95
PID 5788 wrote to memory of 5372	5788	Q36Ru.exe	95
PID 5788 wrote to memory of 5372	5788	Q36Ru.exe	95
PID 5788 wrote to memory of 5372	5788	Q36Ru.exe	95

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Q36Ru.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Q36Ru.exe

C:\Users\Admin\AppData\Local\Temp\Q36Ru.exe
"C:\Users\Admin\AppData\Local\Temp\Q36Ru.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5788
- C:\Users\Admin\AppData\Local\Temp\Q36Ru.exe
  "C:\Users\Admin\AppData\Local\Temp\Q36Ru.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:5372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Q36Ru.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/5372-19-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/5372-18-0x0000000006660000-0x0000000006822000-memory.dmp

Filesize
1.8MB

Download
memory/5372-17-0x0000000006340000-0x0000000006390000-memory.dmp

Filesize
320KB

Download
memory/5372-16-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/5372-14-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/5372-11-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/5788-4-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/5788-8-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/5788-9-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/5788-10-0x0000000006800000-0x0000000006862000-memory.dmp

Filesize
392KB

Download
memory/5788-7-0x0000000005620000-0x0000000005638000-memory.dmp

Filesize
96KB

Download
memory/5788-6-0x00000000056B0000-0x000000000574C000-memory.dmp

Filesize
624KB

Download
memory/5788-5-0x0000000005320000-0x000000000532A000-memory.dmp

Filesize
40KB

Download
memory/5788-0-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/5788-15-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/5788-3-0x0000000005380000-0x0000000005412000-memory.dmp

Filesize
584KB

Download
memory/5788-2-0x0000000005A70000-0x0000000006014000-memory.dmp

Filesize
5.6MB

Download
memory/5788-1-0x00000000008B0000-0x000000000093C000-memory.dmp

Filesize
560KB

Download

Analysis

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