8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d

General

Target

8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe
Size

499KB
MD5

29e3de6b17d0fdfb360834f038b59a39
SHA1

1e3fdca7e4dec1ebb618f69675928363657ba064
SHA256

8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d
SHA512

ebf889085bb105182739d7a748d8b12b26de3e47f11535260adac23beee3d5b43aa572b6043ace7ac068cee36529c3cf448986f3218aec742ab6fce4db47440a
SSDEEP

6144:AYa6iWDISW500H8LI/xMccQ/4Fizd/zyH1sGzZYhP2C1PWPYmZBP7PRcJnPGiE+t:AYM0aHqJQwFizxzSiGu2suKPGWUUrTb

Score

10^/10

collection credential_access discovery stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.synergyinnovationsgroup.com
Port:
587
Username:
[email protected]
Password:
C@p-Y8BoHc#?

Signatures

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Loads dropped DLL 7 IoCs

pid	Process
3928	8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe
3928	8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe
3928	8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe
3928	8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe
3928	8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe
3928	8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe
3928	8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	wab.exe
Key opened	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	wab.exe
Key opened	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	wab.exe

Looks up external IP address via web service 1 IoCs

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

flow	ioc
67	checkip.dyndns.org

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
3748	wab.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
3928	8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe
3748	wab.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3928 set thread context of 3748	3928	8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe	99

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wab.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3748	wab.exe
3748	wab.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3928	8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3748	wab.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3928 wrote to memory of 3748	3928	8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe	99
PID 3928 wrote to memory of 3748	3928	8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe	99
PID 3928 wrote to memory of 3748	3928	8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe	99
PID 3928 wrote to memory of 3748	3928	8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe	99
PID 3928 wrote to memory of 3748	3928	8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe	99

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	wab.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	wab.exe

C:\Users\Admin\AppData\Local\Temp\8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe
"C:\Users\Admin\AppData\Local\Temp\8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3928
- C:\Program Files (x86)\windows mail\wab.exe
  "C:\Users\Admin\AppData\Local\Temp\8cf6a3d7e5694a0453d85e67a038bb5804b6eb8969287f1d021bdb7b95234e9d.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of NtCreateThreadExHideFromDebugger
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3748

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

Discovery

Browser Information Discovery

1

T1217

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nszD207.tmp\LangDLL.dll

Filesize
5KB

MD5
68b287f4067ba013e34a1339afdb1ea8

SHA1
45ad585b3cc8e5a6af7b68f5d8269c97992130b3

SHA256
18e8b40ba22c7a1687bd16e8d585380bc2773fff5002d7d67e9485fcc0c51026

SHA512
06c38bbb07fb55256f3cdc24e77b3c8f3214f25bfd140b521a39d167113bf307a7e8d24e445d510bc5e4e41d33c9173bb14e3f2a38bc29a0e3d08c1f0dca4bdb

Download Submit
C:\Users\Admin\AppData\Local\Temp\nszD207.tmp\System.dll

Filesize
12KB

MD5
cff85c549d536f651d4fb8387f1976f2

SHA1
d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

SHA256
8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

SHA512
531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

Download Submit
memory/3748-37-0x0000000039730000-0x0000000039CD4000-memory.dmp

Filesize
5.6MB

Download
memory/3748-38-0x0000000039070000-0x000000003910C000-memory.dmp

Filesize
624KB

Download
memory/3748-30-0x0000000077A48000-0x0000000077A49000-memory.dmp

Filesize
4KB

Download
memory/3748-31-0x0000000077A65000-0x0000000077A66000-memory.dmp

Filesize
4KB

Download
memory/3748-34-0x00000000779C1000-0x0000000077AE1000-memory.dmp

Filesize
1.1MB

Download
memory/3748-33-0x0000000001200000-0x0000000002454000-memory.dmp

Filesize
18.3MB

Download
memory/3748-35-0x000000007227E000-0x000000007227F000-memory.dmp

Filesize
4KB

Download
memory/3748-36-0x0000000001200000-0x000000000124A000-memory.dmp

Filesize
296KB

Download
memory/3748-49-0x0000000039DC0000-0x0000000039DCA000-memory.dmp

Filesize
40KB

Download
memory/3748-48-0x0000000039E00000-0x0000000039E92000-memory.dmp

Filesize
584KB

Download
memory/3748-39-0x0000000072270000-0x0000000072A20000-memory.dmp

Filesize
7.7MB

Download
memory/3748-40-0x0000000039EB0000-0x000000003A072000-memory.dmp

Filesize
1.8MB

Download
memory/3748-41-0x0000000039CE0000-0x0000000039D30000-memory.dmp

Filesize
320KB

Download
memory/3748-43-0x000000003A5B0000-0x000000003AADC000-memory.dmp

Filesize
5.2MB

Download
memory/3748-45-0x000000007227E000-0x000000007227F000-memory.dmp

Filesize
4KB

Download
memory/3748-46-0x0000000072270000-0x0000000072A20000-memory.dmp

Filesize
7.7MB

Download
memory/3928-29-0x0000000074825000-0x0000000074826000-memory.dmp

Filesize
4KB

Download
memory/3928-28-0x00000000779C1000-0x0000000077AE1000-memory.dmp

Filesize
1.1MB

Download

Analysis

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