c810876ac7546e0603dc94afd946d25a4703b5893441e65ba51e7eb7f19d13b4

General

Target

c84151048330d1085ae26925e2a80a9067e98d7e1a5684ce6daeb86d1df901cb.exe
Size

64KB
MD5

726768811acec726579b43473424e918
SHA1

92e487dde00a65db83ee026294564b3b15e434c1
SHA256

c84151048330d1085ae26925e2a80a9067e98d7e1a5684ce6daeb86d1df901cb
SHA512

9f3bbd9d5755cada4719360a9686ad5a05591df50bf0fe0cfbdd0858a90aa875180d79fe23da1157e0c4c3b71b99a19a5d58f485e65005faa21838f9c963cc67
SSDEEP

1536:QztPr2C7b7nKMMm/XC3p2a4eWiHZ01lky1XvuSNl0ft:Gtia/nKMMm/Xm2HeWy4lNXvvNo

Score

7^/10

credential_access discovery persistence spyware stealer

Malware Config

Signatures

Credentials from Password Stores: Windows Credential Manager 1 TTPs
Suspicious access to Credentials History.
credential_access stealer

Windows Credential Manager
T1555.004

Executes dropped EXE 1 IoCs

pid	Process
4268	outlook.exe

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
T1552.001

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\System = "C:\\Windows\\sys32.exe"	c84151048330d1085ae26925e2a80a9067e98d7e1a5684ce6daeb86d1df901cb.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
File created	C:\Windows\crc32.cfg	outlook.exe
File created	C:\Windows\sys32.exe	c84151048330d1085ae26925e2a80a9067e98d7e1a5684ce6daeb86d1df901cb.exe
File created	C:\Windows\outlook.exe	c84151048330d1085ae26925e2a80a9067e98d7e1a5684ce6daeb86d1df901cb.exe
File opened for modification	C:\Windows\outlook.exe	c84151048330d1085ae26925e2a80a9067e98d7e1a5684ce6daeb86d1df901cb.exe
File opened for modification	C:\Windows\sys32.exe	c84151048330d1085ae26925e2a80a9067e98d7e1a5684ce6daeb86d1df901cb.exe
File opened for modification	C:\Windows\outlook.cfg	outlook.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
660	4268	WerFault.exe	84

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	c84151048330d1085ae26925e2a80a9067e98d7e1a5684ce6daeb86d1df901cb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	outlook.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 4268	2324	c84151048330d1085ae26925e2a80a9067e98d7e1a5684ce6daeb86d1df901cb.exe	84
PID 2324 wrote to memory of 4268	2324	c84151048330d1085ae26925e2a80a9067e98d7e1a5684ce6daeb86d1df901cb.exe	84
PID 2324 wrote to memory of 4268	2324	c84151048330d1085ae26925e2a80a9067e98d7e1a5684ce6daeb86d1df901cb.exe	84

C:\Users\Admin\AppData\Local\Temp\c84151048330d1085ae26925e2a80a9067e98d7e1a5684ce6daeb86d1df901cb.exe
"C:\Users\Admin\AppData\Local\Temp\c84151048330d1085ae26925e2a80a9067e98d7e1a5684ce6daeb86d1df901cb.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\outlook.exe
  C:\Windows\outlook.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:4268
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4268 -s 38896
    3⤵
    - Program crash
    PID:660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 192 -p 4268 -ip 4268
1⤵
PID:4000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Windows Credential Manager

1

T1555.004

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\outlook.cfg

Filesize
1KB

MD5
4ee3824419858d909e8d9f29a5ee958b

SHA1
c6d16045505362249dbb8cb8c24af99e0ab92414

SHA256
4b56c9a17fa038882a12878b08a54272e99381b071c42488e01742ce58caf4f9

SHA512
7c8d127c960eb65bb7b143e0b2c6c5bd95e44a1b90ea664f7679af3be561196fef237b583a04c3d16637f36033b54eb844642857b77ea1205726439544402dc3

Download Submit
C:\Windows\outlook.cfg

Filesize
2KB

MD5
711a8f7813a9024b8e26b37b06224c35

SHA1
4c5fe4077425fd0da810ce55d4de74cd6adb7bf6

SHA256
ef699551d08f6c5c58bb4aaeacd0e9f1eaa716d097e6e9fb6f9f18894390fa9b

SHA512
190179445a5c7f7c39987e75deb0ba0d9b3d9c4daaf6e17acff7246e1f928358aae93d16b7a61300efbf5964404aeef2123bd299d0f757dd1f13901d44bd10f6

Download Submit
C:\Windows\outlook.cfg

Filesize
295B

MD5
c19aad2e5b26747970fbe045bf6beba4

SHA1
7bbec1f5c6536fa159238746e23b9d703f155217

SHA256
3a232c9dfcaa3967bb58aeedfa7ac948b50f79457dc24ce5e26fe7d27accb4a5

SHA512
8be1a2b34277db2a47a51b25e1a23d94ba48fab98cbcc554b11e7f928c0c6b2e4b3fc8706e3ecd094bdb3d7bc51a2760a65e839e25ee84fb97d1de052962d1cd

Download Submit
C:\Windows\outlook.cfg

Filesize
1014B

MD5
069e95e036c277712cb450b050e25d32

SHA1
f7f590d0c2957af16e9083b4f9b54d91c7f0164d

SHA256
7cb213d7483e0f6cdc84f60de0c9422977cd241a3e1e0ad11f2b60fd9c748712

SHA512
ff93f78f57404964d8432ec9cb6fcaeeef14a5f459c716248bdb9ea6d3cea096f13e05ea8ef3972afc2529ca090a232e5f54f67c0e658786050f2091d0d4fbac

Download Submit
C:\Windows\outlook.cfg

Filesize
1KB

MD5
79f58e53cd5ed625465236570057c6b5

SHA1
d95d9aeed92fb20503adb5db7fddc991bf5b7f3a

SHA256
2b3cf7534a3ae3954d7108f6ca8c9875c3643df62c90e6d85f7ffca8664a25ba

SHA512
9f825a57a0d40ea33d87cd39bc79929afc803985dfcfc2c6f0745f27ecb8650583bc6ff6dd659d5e4b29ef314df91e26f5d8267c74a85fa4ec8a9eabe1e4bc2c

Download Submit
C:\Windows\outlook.exe

Filesize
49KB

MD5
0e9379e357aba95f8b9883af9b67675e

SHA1
280a174a414e5b8588f42b6328af2c8c8ff4394f

SHA256
96b9c4ead67d03eb2c69103a983274e013e3466e80d8f95bd7cf3aea8be05b28

SHA512
6cc383806882729cd889b025802ac0d5e1c55a74b3e7d7c98932644e8802fe52b5b14a886eff70ab7deaa70fb60bb9898e55b5cd83b5b99e2a2d107dce367784

Download Submit
memory/2324-0-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2324-14-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4268-107-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/4268-132-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads