d82b83936ecc6f283f5bfc31b1a5de8c60a7376a250406771ccb5d7387d8739a

Analysis

max time kernel
46s
max time network
52s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 18:43

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General

Target

d82b83936ecc6f283f5bfc31b1a5de8c60a7376a250406771ccb5d7387d8739a.exe
Size

80KB
MD5

53650ef56ba04cbb07f437cca6ec46c0
SHA1

a7a3cba08e0fdd18022a629d4552432e7b512ae0
SHA256

d82b83936ecc6f283f5bfc31b1a5de8c60a7376a250406771ccb5d7387d8739a
SHA512

ba35b058b68ab5693ccc074a0f960bd48fb8475733a40726da95b127e06a92562b03de7ce7c89e5d61f6fb38f3c1cb50c25a692d1cd27f602c3b9ded3d287248
SSDEEP

1536:rWdEwfZMReeB5Nk/bwobqfT17vAMYjK1:rWdjUMcZIMh

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

792 cmd.exe

pid	process
792	cmd.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

d82b83936ecc6f283f5bfc31b1a5de8c60a7376a250406771ccb5d7387d8739a.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	d82b83936ecc6f283f5bfc31b1a5de8c60a7376a250406771ccb5d7387d8739a.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	d82b83936ecc6f283f5bfc31b1a5de8c60a7376a250406771ccb5d7387d8739a.exe

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

System Information Discovery
T1082
Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery
T1057

Processes:

tasklist.exe

pid process

1128 tasklist.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

tasklist.exe

description pid process

Token: SeDebugPrivilege 1128 tasklist.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

d82b83936ecc6f283f5bfc31b1a5de8c60a7376a250406771ccb5d7387d8739a.exe

pid process

1204 d82b83936ecc6f283f5bfc31b1a5de8c60a7376a250406771ccb5d7387d8739a.exe

pid	process
1128	tasklist.exe

description	pid	process
Token: SeDebugPrivilege	1128	tasklist.exe

pid	process
1204	d82b83936ecc6f283f5bfc31b1a5de8c60a7376a250406771ccb5d7387d8739a.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

d82b83936ecc6f283f5bfc31b1a5de8c60a7376a250406771ccb5d7387d8739a.execmd.exe

description	pid	process	target process
PID 1204 wrote to memory of 792	1204	d82b83936ecc6f283f5bfc31b1a5de8c60a7376a250406771ccb5d7387d8739a.exe	cmd.exe
PID 1204 wrote to memory of 792	1204	d82b83936ecc6f283f5bfc31b1a5de8c60a7376a250406771ccb5d7387d8739a.exe	cmd.exe
PID 1204 wrote to memory of 792	1204	d82b83936ecc6f283f5bfc31b1a5de8c60a7376a250406771ccb5d7387d8739a.exe	cmd.exe
PID 1204 wrote to memory of 792	1204	d82b83936ecc6f283f5bfc31b1a5de8c60a7376a250406771ccb5d7387d8739a.exe	cmd.exe
PID 792 wrote to memory of 1128	792	cmd.exe	tasklist.exe
PID 792 wrote to memory of 1128	792	cmd.exe	tasklist.exe
PID 792 wrote to memory of 1128	792	cmd.exe	tasklist.exe
PID 792 wrote to memory of 1128	792	cmd.exe	tasklist.exe

C:\Users\Admin\AppData\Local\Temp\d82b83936ecc6f283f5bfc31b1a5de8c60a7376a250406771ccb5d7387d8739a.exe
"C:\Users\Admin\AppData\Local\Temp\d82b83936ecc6f283f5bfc31b1a5de8c60a7376a250406771ccb5d7387d8739a.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1204

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c tasklist&&del d82b83936ecc6f283f5bfc31b1a5de8c60a7376a250406771ccb5d7387d8739a.exe
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:792

C:\Windows\SysWOW64\tasklist.exe
tasklist
3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:1128

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Process Discovery

T1057

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/792-58-0x0000000000000000-mapping.dmp

Download
memory/1128-59-0x0000000000000000-mapping.dmp

Download
memory/1204-56-0x0000000074DE1000-0x0000000074DE3000-memory.dmp

Filesize
8KB

Download
memory/1204-57-0x0000000003C80000-0x000000000473A000-memory.dmp

Filesize
10.7MB

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