d7108405eebedbd1d610c13bd7dae066a7ca5497f7e1c8c977a92b8401083709

Analysis

max time kernel
119s
max time network
128s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:09

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General

Target

2b9233e0b054ff4f7ea7d7a0a77e3fed.exe
Size

33.9MB
MD5

2b9233e0b054ff4f7ea7d7a0a77e3fed
SHA1

e88f81c3461ecd478e566907423f5f317540ae49
SHA256

b4993da36b30b3d8bfb6e3890a4f23247797de18c0a321fd1ccffbd5b89a486d
SHA512

bd1141ef789a34f485fe21b2c1c8239489c73eee900e1bc1e248bda5927de8817be8189da4f6a764cedfcd72739e4b26c06c6da805f161328c1a6e63e11c2152
SSDEEP

786432:xFg84K+BeqgXXr72zF2dTCLhg7/p/Vi7glkL1cNN:x6K+Bngnr72qTjrp/3TNN

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2688	cmd.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\apihost.exe.lnk	2b9233e0b054ff4f7ea7d7a0a77e3fed.exe

Executes dropped EXE 1 IoCs

pid	Process
2900	apihost.exe

Loads dropped DLL 1 IoCs

pid	Process
2720	2b9233e0b054ff4f7ea7d7a0a77e3fed.exe

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\Desktop\desktop.ini	apihost.exe

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 5 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2b9233e0b054ff4f7ea7d7a0a77e3fed.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	apihost.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2624	timeout.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
2700	schtasks.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2900	apihost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2720	2b9233e0b054ff4f7ea7d7a0a77e3fed.exe
Token: SeDebugPrivilege	2900	apihost.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2720 wrote to memory of 2700	2720	2b9233e0b054ff4f7ea7d7a0a77e3fed.exe	30
PID 2720 wrote to memory of 2700	2720	2b9233e0b054ff4f7ea7d7a0a77e3fed.exe	30
PID 2720 wrote to memory of 2700	2720	2b9233e0b054ff4f7ea7d7a0a77e3fed.exe	30
PID 2720 wrote to memory of 2700	2720	2b9233e0b054ff4f7ea7d7a0a77e3fed.exe	30
PID 2720 wrote to memory of 2900	2720	2b9233e0b054ff4f7ea7d7a0a77e3fed.exe	32
PID 2720 wrote to memory of 2900	2720	2b9233e0b054ff4f7ea7d7a0a77e3fed.exe	32
PID 2720 wrote to memory of 2900	2720	2b9233e0b054ff4f7ea7d7a0a77e3fed.exe	32
PID 2720 wrote to memory of 2900	2720	2b9233e0b054ff4f7ea7d7a0a77e3fed.exe	32
PID 2720 wrote to memory of 2688	2720	2b9233e0b054ff4f7ea7d7a0a77e3fed.exe	33
PID 2720 wrote to memory of 2688	2720	2b9233e0b054ff4f7ea7d7a0a77e3fed.exe	33
PID 2720 wrote to memory of 2688	2720	2b9233e0b054ff4f7ea7d7a0a77e3fed.exe	33
PID 2720 wrote to memory of 2688	2720	2b9233e0b054ff4f7ea7d7a0a77e3fed.exe	33
PID 2688 wrote to memory of 2624	2688	cmd.exe	35
PID 2688 wrote to memory of 2624	2688	cmd.exe	35
PID 2688 wrote to memory of 2624	2688	cmd.exe	35
PID 2688 wrote to memory of 2624	2688	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\2b9233e0b054ff4f7ea7d7a0a77e3fed.exe
"C:\Users\Admin\AppData\Local\Temp\2b9233e0b054ff4f7ea7d7a0a77e3fed.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2720
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /tn AccSys /tr "C:\Users\Admin\AppData\Roaming\ACCApi\apihost.exe" /st 06:16 /du 23:59 /sc daily /ri 1 /f
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2700
- C:\Users\Admin\AppData\Roaming\ACCApi\apihost.exe
  "C:\Users\Admin\AppData\Roaming\ACCApi\apihost.exe"
  2⤵
  - Executes dropped EXE
  - Drops desktop.ini file(s)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious use of AdjustPrivilegeToken
  PID:2900
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp4B24.tmp.cmd""
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2688
- - C:\Windows\SysWOW64\timeout.exe
    timeout 6
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4B24.tmp.cmd

Filesize
184B

MD5
7d367e77f30635a1236357ab3fd24b84

SHA1
a363999ebec81531a7b5182abc2611b671e1bbd7

SHA256
d6087c7a285884b3fd98ecdfdaac80b5846f65440bdd857148f6277386ebda12

SHA512
abe64a7470fad909cba0628e7a6f7ec90264c9a8b394af956004364790ffbde276a8a001e2aed8bfe82d143f79096d48ce716b122d06767c3f6fbb815a9c1cac

Download Submit
\Users\Admin\AppData\Roaming\ACCApi\apihost.exe

Filesize
34.6MB

MD5
39d7f90024544ccbc544852e5db4d440

SHA1
034abd02ad7578118fed0cd8fccc135f82120222

SHA256
f2c834297ef1721a16d041c2b1611fec1e542b41506cc71f9bbed489a3b67b8c

SHA512
7be9341d1e09d55569c8e1e746a4e40f403c5b2c616800f13698dbc2a4355b84ad389c74f81c8d74d9a944ee389a5045f9ab1be21ab367ad89031fb00d0b6b1e

Download Submit
memory/2720-0-0x0000000073EDE000-0x0000000073EDF000-memory.dmp

Filesize
4KB

Download
memory/2720-1-0x0000000000B20000-0x0000000000CD6000-memory.dmp

Filesize
1.7MB

Download
memory/2900-18-0x0000000000F00000-0x00000000010B6000-memory.dmp

Filesize
1.7MB

Download
memory/2900-20-0x0000000073ED0000-0x00000000745BE000-memory.dmp

Filesize
6.9MB

Download
memory/2900-21-0x0000000073ED0000-0x00000000745BE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads