acbb4135e99fda2743bf7666911c63850ed3474f68488f09fc3cd0277721fa3f

Analysis

max time kernel
148s
max time network
122s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
02/08/2024, 03:38

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General

Target

acbb4135e99fda2743bf7666911c63850ed3474f68488f09fc3cd0277721fa3f.exe
Size

432KB
MD5

ad7647a490859595c8ca0f33abd1e3fb
SHA1

f20d78cc0efa4a9cbf8cad5a14ddbdda214be204
SHA256

acbb4135e99fda2743bf7666911c63850ed3474f68488f09fc3cd0277721fa3f
SHA512

d1d937843ef4f4702768af7149c89f45715ec21e3f5924164011b14625e28c8a52afe14cd5b2a91ec8159d2d0ddb59d3c72265d2f3b87e32b82836097bb0e813
SSDEEP

12288:4jauDReWhAbuBPjKzQowI8C3bFJhOPwKJZy3bFJkvd15crjbp/kcn5+dnUZc0l0t:4DDVA0KuthG1TN1Et

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2692	rwfqo.exe

Loads dropped DLL 2 IoCs

pid	Process
2548	acbb4135e99fda2743bf7666911c63850ed3474f68488f09fc3cd0277721fa3f.exe
2548	acbb4135e99fda2743bf7666911c63850ed3474f68488f09fc3cd0277721fa3f.exe

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-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft® Windows® Operating System = "C:\\ProgramData\\rwfqo.exe"	rwfqo.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 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	acbb4135e99fda2743bf7666911c63850ed3474f68488f09fc3cd0277721fa3f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rwfqo.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 2692	2548	acbb4135e99fda2743bf7666911c63850ed3474f68488f09fc3cd0277721fa3f.exe	30
PID 2548 wrote to memory of 2692	2548	acbb4135e99fda2743bf7666911c63850ed3474f68488f09fc3cd0277721fa3f.exe	30
PID 2548 wrote to memory of 2692	2548	acbb4135e99fda2743bf7666911c63850ed3474f68488f09fc3cd0277721fa3f.exe	30
PID 2548 wrote to memory of 2692	2548	acbb4135e99fda2743bf7666911c63850ed3474f68488f09fc3cd0277721fa3f.exe	30

C:\Users\Admin\AppData\Local\Temp\acbb4135e99fda2743bf7666911c63850ed3474f68488f09fc3cd0277721fa3f.exe
"C:\Users\Admin\AppData\Local\Temp\acbb4135e99fda2743bf7666911c63850ed3474f68488f09fc3cd0277721fa3f.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2548
- C:\ProgramData\rwfqo.exe
  "C:\ProgramData\rwfqo.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:2692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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:\Documents and Settings .exe

Filesize
432KB

MD5
2f72fae3bf00ae0cd92105669f902c28

SHA1
3777ed88dc61580b31fed0c52befeeffc1a085ee

SHA256
131790784fccd65dec9e64b7cbb590dccbb895bab3e285f7974d24f8670c38d9

SHA512
299f5430398e8c514b9157ca1788f4694a4838916240dd0cbf90d983bfcb8746b286a20c8d0cea0a3c85d42dcb7f36f7346d62ff1594cd3316066678912471fb

Download Submit
C:\ProgramData\Saaaalamm\Mira.h

Filesize
136KB

MD5
cb4c442a26bb46671c638c794bf535af

SHA1
8a742d0b372f2ddd2d1fdf688c3c4ac7f9272abf

SHA256
f8d2c17bdf34ccfb58070ac8b131a8d95055340101a329f9a7212ac5240d0c25

SHA512
074a31e8da403c0a718f93cbca50574d8b658921193db0e6e20eacd232379286f14a3698cd443dc740d324ad19d74934ae001a7ad64b88897d8afefbc9a3d4e3

Download Submit
\ProgramData\rwfqo.exe

Filesize
295KB

MD5
0ef6bc7c9322a5fb140b2b6e61f329a8

SHA1
1c4bb125b8cf4f25714268d9e728c1a8b9271c25

SHA256
b927d53902f53b13f0263b37ff953afddfedb60c4efe9e7bcbc55b94b776d050

SHA512
888e46a919506e8d62eb0fc0dfdcc8eff0af020a818886ec62a34610513520d6c0f0fc4bf6fcc23b6445f5cb30373ab94c020edae4e464d466699272a007e86f

Download Submit
memory/2548-0-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/2548-1-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/2548-14-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/2692-137-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads