0c90b170c457fe4656140750bef8331f0f7c195bf3acb378f8ec80a6a42a7441

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-11-2024 02:05

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General

Target

0c90b170c457fe4656140750bef8331f0f7c195bf3acb378f8ec80a6a42a7441.exe
Size

936KB
MD5

4561965a5e1e66d75ebb16a45d098c43
SHA1

0a087a7b9d6bba373df97b176122e8e2c11c6cea
SHA256

0c90b170c457fe4656140750bef8331f0f7c195bf3acb378f8ec80a6a42a7441
SHA512

617eaf92fe4c52fb3833cd348256558ebf9bef13325f2015af7fefd10a20ae65dd592298f3f330b370d7d22ccca2fcbfbc89f5866c2efef9c816efc86f3f4969
SSDEEP

24576:wD2EKNLaAYQNB24QAE4IBGTizPkY6/mMScs2:wD2EKNLCXN4IBKizPo/mMScs2

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 6 IoCs

pid	Process
2600	0c90b170c457fe4656140750bef8331f0f7c195bf3acb378f8ec80a6a42a7441.exe
2600	0c90b170c457fe4656140750bef8331f0f7c195bf3acb378f8ec80a6a42a7441.exe
2600	0c90b170c457fe4656140750bef8331f0f7c195bf3acb378f8ec80a6a42a7441.exe
2600	0c90b170c457fe4656140750bef8331f0f7c195bf3acb378f8ec80a6a42a7441.exe
2600	0c90b170c457fe4656140750bef8331f0f7c195bf3acb378f8ec80a6a42a7441.exe
2600	0c90b170c457fe4656140750bef8331f0f7c195bf3acb378f8ec80a6a42a7441.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2704	2600	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 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	0c90b170c457fe4656140750bef8331f0f7c195bf3acb378f8ec80a6a42a7441.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 2704	2600	0c90b170c457fe4656140750bef8331f0f7c195bf3acb378f8ec80a6a42a7441.exe	30
PID 2600 wrote to memory of 2704	2600	0c90b170c457fe4656140750bef8331f0f7c195bf3acb378f8ec80a6a42a7441.exe	30
PID 2600 wrote to memory of 2704	2600	0c90b170c457fe4656140750bef8331f0f7c195bf3acb378f8ec80a6a42a7441.exe	30
PID 2600 wrote to memory of 2704	2600	0c90b170c457fe4656140750bef8331f0f7c195bf3acb378f8ec80a6a42a7441.exe	30

C:\Users\Admin\AppData\Local\Temp\0c90b170c457fe4656140750bef8331f0f7c195bf3acb378f8ec80a6a42a7441.exe
"C:\Users\Admin\AppData\Local\Temp\0c90b170c457fe4656140750bef8331f0f7c195bf3acb378f8ec80a6a42a7441.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2600 -s 524
  2⤵
  - Program crash
  PID:2704

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

\Users\Admin\AppData\Local\Temp\nsoB701.tmp\LangDLL.dll

Filesize
5KB

MD5
61f69388ae89d61a3d838cbcf81b4f82

SHA1
e595c0236a373a6ac79c334dc183ee03ca8f8ecd

SHA256
d65875bb4bc121f81384d55fde90dd9eb9ad1878cd8a02bcb5c8a933c3987a61

SHA512
21d34738cc21c1ef6b0ef1ac53659cdab224bbc20ea983f9a952a2cb4b5785a07bb18c0acf22a0d12a94795e1fc6d314f442c923bb1a93b675edac8c6aacf469

Download Submit
\Users\Admin\AppData\Local\Temp\nsoB701.tmp\System.dll

Filesize
11KB

MD5
4ca4fd3fbefa2f6e87e6e9ee87d1c0b3

SHA1
7cdbeb5ff2b14b86af04e075d0ca651183ea5df4

SHA256
d09a8b3ade4ba4b7292c0b3da1bcb4b6c6e2012e0ccfd5e029a54af73a9e1b57

SHA512
cf0f415a97fdc74568297fed4f1295d0d2aef487a308141144ef8d5f04c669ef4795c273e745b81065429adde113fcdedf4c22717a7aeef60fdcd8d4d46f97f8

Download Submit
memory/2600-35-0x00000000041B0000-0x0000000005099000-memory.dmp

Filesize
14.9MB

Download
memory/2600-36-0x00000000041B0000-0x0000000005099000-memory.dmp

Filesize
14.9MB

Download