a424c8c4cc8ad901fdb368cf3e8d2f5c5174b42a3fff147d09b1072cc6a75e94

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/10/2024, 03:46

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General

Target

a424c8c4cc8ad901fdb368cf3e8d2f5c5174b42a3fff147d09b1072cc6a75e94N.exe
Size

244KB
MD5

fac83a63f0530074bbab15b03e8717b0
SHA1

24c55c796064b5fb9afa3b22db5678acc3202695
SHA256

a424c8c4cc8ad901fdb368cf3e8d2f5c5174b42a3fff147d09b1072cc6a75e94
SHA512

5cdbbd3e40cbce73e06481cfdd0cc470bf5f4fa2031e81b442a7878c529cd15b2b0557bafbdc3cae9ed19720971f3afa73b26706012007342afd983cd17e3eb8
SSDEEP

3072:hePgCctxGv4QcU9KQ2BBA2waPxhtmollrAN/kcMKF:dCctxGsWKQ2Bx5xvhcNOKF

Score

10^/10

discovery

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.tripod.com
Port:
21
Username:
onthelinux
Password:
741852abc

Signatures

Executes dropped EXE 1 IoCs

pid	Process
316	jusched.exe

Loads dropped DLL 2 IoCs

pid	Process
2532	a424c8c4cc8ad901fdb368cf3e8d2f5c5174b42a3fff147d09b1072cc6a75e94N.exe
2532	a424c8c4cc8ad901fdb368cf3e8d2f5c5174b42a3fff147d09b1072cc6a75e94N.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\84cc3f2a\jusched.exe	a424c8c4cc8ad901fdb368cf3e8d2f5c5174b42a3fff147d09b1072cc6a75e94N.exe
File created	C:\Program Files (x86)\84cc3f2a\84cc3f2a	a424c8c4cc8ad901fdb368cf3e8d2f5c5174b42a3fff147d09b1072cc6a75e94N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\Update23.job	a424c8c4cc8ad901fdb368cf3e8d2f5c5174b42a3fff147d09b1072cc6a75e94N.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	a424c8c4cc8ad901fdb368cf3e8d2f5c5174b42a3fff147d09b1072cc6a75e94N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jusched.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 316	2532	a424c8c4cc8ad901fdb368cf3e8d2f5c5174b42a3fff147d09b1072cc6a75e94N.exe	30
PID 2532 wrote to memory of 316	2532	a424c8c4cc8ad901fdb368cf3e8d2f5c5174b42a3fff147d09b1072cc6a75e94N.exe	30
PID 2532 wrote to memory of 316	2532	a424c8c4cc8ad901fdb368cf3e8d2f5c5174b42a3fff147d09b1072cc6a75e94N.exe	30
PID 2532 wrote to memory of 316	2532	a424c8c4cc8ad901fdb368cf3e8d2f5c5174b42a3fff147d09b1072cc6a75e94N.exe	30

C:\Users\Admin\AppData\Local\Temp\a424c8c4cc8ad901fdb368cf3e8d2f5c5174b42a3fff147d09b1072cc6a75e94N.exe
"C:\Users\Admin\AppData\Local\Temp\a424c8c4cc8ad901fdb368cf3e8d2f5c5174b42a3fff147d09b1072cc6a75e94N.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Program Files (x86)\84cc3f2a\jusched.exe
  "C:\Program Files (x86)\84cc3f2a\jusched.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:316

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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

Replay Monitor

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Downloads

C:\Program Files (x86)\84cc3f2a\84cc3f2a

Filesize
17B

MD5
552bb86ed2797d3fd12ac0d273afaf75

SHA1
6e8633f9c24590779acbd3dd14c60f856320bc0a

SHA256
3ef9ff5da8272fd1b14c83f12c8d28fd9dbf32d56bcb714921032b02557fe789

SHA512
dab57227de02f4667cc8e2ec47566088b473caa0387caffbdfde37f3400da7d4f67dd222e83a4fa93592694bbcff7c52a2bcec074868baf221bc47d9370c8d2c

Download Submit
\Program Files (x86)\84cc3f2a\jusched.exe

Filesize
244KB

MD5
13df2f6588ae2c5c1cd40917bdd2aa45

SHA1
2842c6ad69554fcf7a6ac63a2d0699a0785d0a4b

SHA256
182bfdebf942c5eb06f58c9399e9bcd0a00a792e1bf01ac2c87630a8c3bbbff8

SHA512
6070cb265a73f8002c6a2e70ff3a5ceef84a5fd2df03e2111873170cbdace323beff8d3e2a5ccec287716754e9fc956c315d33d7fee22adbc0a745b1721db528

Download Submit
memory/316-15-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2532-0-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2532-7-0x0000000002940000-0x000000000298C000-memory.dmp

Filesize
304KB

Download
memory/2532-14-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2532-12-0x0000000002940000-0x000000000298C000-memory.dmp

Filesize
304KB

Download