b6369635796fb8c318edbd1daa3d74816587157bf8b762c2d785ea7ccd10ad4c

General

Target

7d2108216ed6e41a2eb8448f462f7d03e7ccab09.exe
Size

320KB
MD5

66d9be0911d76a81023425de72f109dc
SHA1

7d2108216ed6e41a2eb8448f462f7d03e7ccab09
SHA256

b6369635796fb8c318edbd1daa3d74816587157bf8b762c2d785ea7ccd10ad4c
SHA512

7139c7e34e15d4d91f4f7f050f78142b2bd5efb257cc0ad670e0b521235d258c90be7ff93df84948936da99a9c0f1a0d54019fa22bc3dfc1b62d3afb4ff96ed3
SSDEEP

6144:/Ya6jmEX6zkPvbjVRK45wtXrqUWmnWrY7JR2UoUOu05zWAFCFA:/YZmEX6avbj3KVtbVFRHz0ZWAoFA

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1756	fmjbpcgib.exe
1900	fmjbpcgib.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fmjbpcgib.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fmjbpcgib.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fmjbpcgib.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dvxdlis = "C:\\Users\\Admin\\AppData\\Roaming\\cvfqmhtledyj\\yvrkcexgd.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\fmjbpcgib.exe\" C:\\Users\\Admin\\AppData"	fmjbpcgib.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
10	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1756 set thread context of 1900	1756	fmjbpcgib.exe	80

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1756	fmjbpcgib.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1900	fmjbpcgib.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4296 wrote to memory of 1756	4296	7d2108216ed6e41a2eb8448f462f7d03e7ccab09.exe	79
PID 4296 wrote to memory of 1756	4296	7d2108216ed6e41a2eb8448f462f7d03e7ccab09.exe	79
PID 4296 wrote to memory of 1756	4296	7d2108216ed6e41a2eb8448f462f7d03e7ccab09.exe	79
PID 1756 wrote to memory of 1900	1756	fmjbpcgib.exe	80
PID 1756 wrote to memory of 1900	1756	fmjbpcgib.exe	80
PID 1756 wrote to memory of 1900	1756	fmjbpcgib.exe	80
PID 1756 wrote to memory of 1900	1756	fmjbpcgib.exe	80

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fmjbpcgib.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fmjbpcgib.exe

C:\Users\Admin\AppData\Local\Temp\7d2108216ed6e41a2eb8448f462f7d03e7ccab09.exe
"C:\Users\Admin\AppData\Local\Temp\7d2108216ed6e41a2eb8448f462f7d03e7ccab09.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4296
- C:\Users\Admin\AppData\Local\Temp\fmjbpcgib.exe
  "C:\Users\Admin\AppData\Local\Temp\fmjbpcgib.exe" C:\Users\Admin\AppData\Local\Temp\ysgukxfxyde.pnu
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1756
- - C:\Users\Admin\AppData\Local\Temp\fmjbpcgib.exe
    "C:\Users\Admin\AppData\Local\Temp\fmjbpcgib.exe"
    3⤵
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:1900

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

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\Temp\fmjbpcgib.exe

Filesize
113KB

MD5
709c0afda2dec429ff724b085d7a36c6

SHA1
986023717c44cf311aa8d1b9eb9be0dbce7dd763

SHA256
5571ae1c76a7d4ddd3f535060ef4708dde8a230ce87910c0829905c60b6a9c43

SHA512
f6e7b69068cb0d712c62ddd00998e589baee5f4eb44ae8ea5337c43aac5bb5c04be2afa3ba95f593f714177b1e2cfe9cb82df03cf73008bc0c761e1bcb21f5be

Download Submit
C:\Users\Admin\AppData\Local\Temp\fmjbpcgib.exe

Filesize
113KB

MD5
709c0afda2dec429ff724b085d7a36c6

SHA1
986023717c44cf311aa8d1b9eb9be0dbce7dd763

SHA256
5571ae1c76a7d4ddd3f535060ef4708dde8a230ce87910c0829905c60b6a9c43

SHA512
f6e7b69068cb0d712c62ddd00998e589baee5f4eb44ae8ea5337c43aac5bb5c04be2afa3ba95f593f714177b1e2cfe9cb82df03cf73008bc0c761e1bcb21f5be

Download Submit
C:\Users\Admin\AppData\Local\Temp\fmjbpcgib.exe

Filesize
113KB

MD5
709c0afda2dec429ff724b085d7a36c6

SHA1
986023717c44cf311aa8d1b9eb9be0dbce7dd763

SHA256
5571ae1c76a7d4ddd3f535060ef4708dde8a230ce87910c0829905c60b6a9c43

SHA512
f6e7b69068cb0d712c62ddd00998e589baee5f4eb44ae8ea5337c43aac5bb5c04be2afa3ba95f593f714177b1e2cfe9cb82df03cf73008bc0c761e1bcb21f5be

Download Submit
C:\Users\Admin\AppData\Local\Temp\remlobc.j

Filesize
263KB

MD5
d829f73922d50759174482145678cd50

SHA1
2c72fdb7b162bba3c99d1181516dddc9a7aecc0a

SHA256
b0cefeba6a45686fba99bb9c1ac2ce562a9eed816fb60c0ab26c84cb1f62f18e

SHA512
734b215705c14de2a4543b7c0039052ed3250536a3fee7dc240b6a1ef2979a50d8767422af68056ec84536df2bf5181545a9338588e2b644d2f27a14c018fee2

Download Submit
C:\Users\Admin\AppData\Local\Temp\ysgukxfxyde.pnu

Filesize
7KB

MD5
a37fa55436a00c5859b2033b866b461b

SHA1
4e943d8c811a76e2161eeb98bfffde9d24060214

SHA256
4c5c2757d68d95ba400e04114532da698cd847a870baf3f257f2befb13116a6c

SHA512
ddd570a365765fc1eca09ecc267fb7a1113ecbf3a5ca5e05fee9acb35068398d88e516eb571c8b402dab7d1d248355516db85aae83fbe456e8aed12555c5b944

Download Submit
memory/1900-139-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/1900-140-0x0000000004960000-0x0000000004F04000-memory.dmp

Filesize
5.6MB

Download
memory/1900-141-0x00000000048A0000-0x0000000004906000-memory.dmp

Filesize
408KB

Download
memory/1900-142-0x0000000005E20000-0x0000000005EB2000-memory.dmp

Filesize
584KB

Download
memory/1900-143-0x0000000005F00000-0x0000000005F0A000-memory.dmp

Filesize
40KB

Download
memory/1900-144-0x00000000060E0000-0x0000000006130000-memory.dmp

Filesize
320KB

Download
memory/1900-145-0x0000000006130000-0x00000000062F2000-memory.dmp

Filesize
1.8MB

Download

Analysis

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