e635414a491eb069a10b168abcde1236104cc9f53621083b2ac7cf7c1b0dc3d5

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
22/05/2024, 09:17

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General

Target

e635414a491eb069a10b168abcde1236104cc9f53621083b2ac7cf7c1b0dc3d5.exe
Size

48KB
MD5

29b0f16f674275371d7f6a37fa38099c
SHA1

34f553ed1c478fd4fdebdc5a84e8ec7d0962d7a4
SHA256

e635414a491eb069a10b168abcde1236104cc9f53621083b2ac7cf7c1b0dc3d5
SHA512

c6b9b6027055d576b73f610a291efe433158fd7905fa9387196bd980c6955cf0fee832043490b900d95ecf9ff18f5ed90ab1435fc7b7afcc26896605b0051677
SSDEEP

768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9Rva/yYsm+:xj+VGMOtEvwDpjy+viHsP

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 4 IoCs

resource	yara_rule
behavioral1/memory/2148-0-0x0000000000500000-0x0000000000510000-memory.dmp	CryptoLocker_rule2
behavioral1/files/0x000b0000000122ee-11.dat	CryptoLocker_rule2
behavioral1/memory/2148-15-0x0000000000500000-0x0000000000510000-memory.dmp	CryptoLocker_rule2
behavioral1/memory/2640-24-0x0000000000500000-0x0000000000510000-memory.dmp	CryptoLocker_rule2

Detection of Cryptolocker Samples 4 IoCs

resource	yara_rule
behavioral1/memory/2148-0-0x0000000000500000-0x0000000000510000-memory.dmp	CryptoLocker_set1
behavioral1/files/0x000b0000000122ee-11.dat	CryptoLocker_set1
behavioral1/memory/2148-15-0x0000000000500000-0x0000000000510000-memory.dmp	CryptoLocker_set1
behavioral1/memory/2640-24-0x0000000000500000-0x0000000000510000-memory.dmp	CryptoLocker_set1

Detects executables built or packed with MPress PE compressor 4 IoCs

resource	yara_rule
behavioral1/memory/2148-0-0x0000000000500000-0x0000000000510000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/files/0x000b0000000122ee-11.dat	INDICATOR_EXE_Packed_MPress
behavioral1/memory/2148-15-0x0000000000500000-0x0000000000510000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral1/memory/2640-24-0x0000000000500000-0x0000000000510000-memory.dmp	INDICATOR_EXE_Packed_MPress

Executes dropped EXE 1 IoCs

pid	Process
2640	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2148	e635414a491eb069a10b168abcde1236104cc9f53621083b2ac7cf7c1b0dc3d5.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 2640	2148	e635414a491eb069a10b168abcde1236104cc9f53621083b2ac7cf7c1b0dc3d5.exe	28
PID 2148 wrote to memory of 2640	2148	e635414a491eb069a10b168abcde1236104cc9f53621083b2ac7cf7c1b0dc3d5.exe	28
PID 2148 wrote to memory of 2640	2148	e635414a491eb069a10b168abcde1236104cc9f53621083b2ac7cf7c1b0dc3d5.exe	28
PID 2148 wrote to memory of 2640	2148	e635414a491eb069a10b168abcde1236104cc9f53621083b2ac7cf7c1b0dc3d5.exe	28

C:\Users\Admin\AppData\Local\Temp\e635414a491eb069a10b168abcde1236104cc9f53621083b2ac7cf7c1b0dc3d5.exe
"C:\Users\Admin\AppData\Local\Temp\e635414a491eb069a10b168abcde1236104cc9f53621083b2ac7cf7c1b0dc3d5.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2640

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
48KB

MD5
fc3a6b2b8606b089b01bdc9632a39128

SHA1
598978857dd3f1f8595f7c8578c14043436ac656

SHA256
90948c12ba9aeb47223b0e82c0191e75c109cb9014f228fbf9eb4a84deb693d6

SHA512
a1931ac5fa2b70ce6484347aed41dc5a2b86be022712e5c12539a12c70ad590912333d66e72b1ef014dbf5ee6c84f33a5170a0d85e6a253a34990a83a0b9bd5f

Download Submit
memory/2148-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2148-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2148-2-0x00000000004B0000-0x00000000004B6000-memory.dmp

Filesize
24KB

Download
memory/2148-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2148-15-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2640-24-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2640-17-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download