577066c5dd6d992ef8879cec6c006a820706d4199406efa2ac60e7191c8ed481

General

Target
1.exe
Size 7.9MB
Sample240403-xlcacaaa72
SHA256 577066c5dd6d992ef8879cec6c006a820706d4199406efa2ac60e7191c8ed481
MD5 edad028afad7d751e95aa524b812fef4
SHA1 de399cbf29bd5ca367c723288c8cb55048c44446
SHA512 ca23721b8e896830b7b0c1fedff87fff4e5d67b3dc796a851990692a2852b0c74cc44fd6a3d5a54dbd8849efd18cff07d8c15987fcd5e7d0da4abc96b99733c8
SSDEEP 98304:wWqqoMV8F4Tab14wQ2zLT0VbdGfNBODVG:dV4b11zdHE
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4876	resource.exe

Loads dropped DLL 1 IoCs

pid	Process
780	1.exe

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 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
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

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\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\resource = "C:\\Users\\Admin\\AppData\\Local\\Temp\\resource.exe "	resource.exe

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\F:	1.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
13	ip-api.com

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
728	schtasks.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
4776	tasklist.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1904519900-954640453-4250331663-1000\{91B6E63C-0284-43DD-BB60-48112E44023C}	1.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
780	1.exe
780	1.exe
780	1.exe
780	1.exe
780	1.exe
780	1.exe
780	1.exe
780	1.exe
780	1.exe
780	1.exe
780	1.exe
780	1.exe
780	1.exe
780	1.exe
780	1.exe
780	1.exe
780	1.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4876	resource.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
780	1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4776	tasklist.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 780 wrote to memory of 4584	780	1.exe	92
PID 780 wrote to memory of 4584	780	1.exe	92
PID 780 wrote to memory of 728	780	1.exe	94
PID 780 wrote to memory of 728	780	1.exe	94
PID 780 wrote to memory of 1892	780	1.exe	96
PID 780 wrote to memory of 1892	780	1.exe	96
PID 1892 wrote to memory of 4776	1892	cmd.exe	98
PID 1892 wrote to memory of 4776	1892	cmd.exe	98
PID 780 wrote to memory of 4876	780	1.exe	103
PID 780 wrote to memory of 4876	780	1.exe	103
PID 780 wrote to memory of 1812	780	1.exe	104
PID 780 wrote to memory of 1812	780	1.exe	104
PID 1812 wrote to memory of 4456	1812	cmd.exe	106
PID 1812 wrote to memory of 4456	1812	cmd.exe	106
PID 1812 wrote to memory of 4328	1812	cmd.exe	107
PID 1812 wrote to memory of 4328	1812	cmd.exe	107
PID 1812 wrote to memory of 1124	1812	cmd.exe	108
PID 1812 wrote to memory of 1124	1812	cmd.exe	108
PID 780 wrote to memory of 3116	780	1.exe	109
PID 780 wrote to memory of 3116	780	1.exe	109
PID 3116 wrote to memory of 1036	3116	cmd.exe	111
PID 3116 wrote to memory of 1036	3116	cmd.exe	111
PID 3116 wrote to memory of 4352	3116	cmd.exe	112
PID 3116 wrote to memory of 4352	3116	cmd.exe	112

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\1.exe
"C:\Users\Admin\AppData\Local\Temp\1.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:780
- C:\Windows\system32\schtasks.exe
  "schtasks" /Delete /TN Sandisk /F
  2⤵
  PID:4584
- C:\Windows\system32\schtasks.exe
  "schtasks" /Create /SC ONLOGON /TN Sandisk /TR "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1.exe" /RL HIGHEST
  2⤵
  - Creates scheduled task(s)
  PID:728
- C:\Windows\system32\cmd.exe
  "cmd" /C tasklist
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1892
- - C:\Windows\system32\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:4776
- C:\Users\Admin\AppData\Local\Temp\resource.exe
  "C:\Users\Admin\AppData\Local\Temp\resource.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: GetForegroundWindowSpam
  PID:4876
- C:\Windows\system32\cmd.exe
  "cmd" /C "chcp 65001 && netsh wlan show profile | findstr All"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1812
- - C:\Windows\system32\chcp.com
    chcp 65001
    3⤵
    PID:4456
- - C:\Windows\system32\netsh.exe
    netsh wlan show profile
    3⤵
    PID:4328
- - C:\Windows\system32\findstr.exe
    findstr All
    3⤵
    PID:1124
- C:\Windows\system32\cmd.exe
  "cmd" /C "chcp 65001 && netsh wlan show networks mode=bssid"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3116
- - C:\Windows\system32\chcp.com
    chcp 65001
    3⤵
    PID:1036
- - C:\Windows\system32\netsh.exe
    netsh wlan show networks mode=bssid
    3⤵
    PID:4352

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1292 --field-trial-handle=2588,i,4353937220825226770,7138584070663735671,262144 --variations-seed-version /prefetch:8
1⤵
PID:3228

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Peripheral Device Discovery

Process Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

escapi.dll

Path C:\Users\Admin\AppData\Local\Temp\escapi.dll
Size 30KB
SHA256 e6134f3dca8c2d281f1af92eaf2551a737a46d88ab6eec1c09ffd7d4719a4fff
MD5 568aea1ddacf0948fc623e6695796e04
SHA1 69033dca65bbc0e4bc0ef3bddb81924871f58014
SHA512 60cef3fec3cfb1810328dc7eb8649e96f046ce1c9c7fc933dbfe8407a8bbd96767cc5388966f28c1346e77bd613cafc5bcb87c3c5fcdbbf2a8de8de19072a63c
SSDEEP 384:HnVQ/uPS1ShRnm6DSSu13ALvUiAErVUqRloab94Ujk6cwNM0pkYHPS3TPDx6yWmf:Hu/uYorzoab94UlXphH2DN6yfMWp
MD5 SHA1 SHA512 SSDEEP

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resource.exe

Path C:\Users\Admin\AppData\Local\Temp\resource.exe
Size 3.0MB
SHA256 fab3200d5dbf7038d094d3c283244b212d3bb59c27da008ab26227bd642ee3cc
MD5 398c0cabb362a8d4cc626812d3a9cec2
SHA1 19ba4ff142f01761ff8478bbc0f2a4461072c820
SHA512 f5c9bb44b9ae292e61c9bd300da2fd12fcfa0f4cce16c85df7382baa67fe633229b3bbf2d847dfb544ae13feecdf1db655403f798175b04ef1129bba5fb7bca3
SSDEEP 49152:3cewabsmqSuKSrXD9Nkv9x2Lf/9zhTNCElKhnbdGw:j2zLT0VbdG
MD5 SHA1 SHA512 SSDEEP

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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