e50862a292da9307415b3457f0fb79b1929da9999ec0c267c726c99140f30d16

Analysis

max time kernel
149s
max time network
52s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
04/12/2022, 12:59

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General

Target

e50862a292da9307415b3457f0fb79b1929da9999ec0c267c726c99140f30d16.exe
Size

443KB
MD5

a82385182fc4021d2c6a9535b27ce28b
SHA1

b5b753b65bf54439a72fce016ab0bb48e81a53a8
SHA256

e50862a292da9307415b3457f0fb79b1929da9999ec0c267c726c99140f30d16
SHA512

ec1f636b9590f0c7ab6065e9177dcc23095b4d2eb34b0e5fcd2d6c8a16edb44cf6e2b95123dfcf5f3ea08bbdce192008d79c3262b390c0c5cae5cb7eefa1f13b
SSDEEP

6144:5ZunObR8sVImcyYC5JZz3jzB8kOQIq+3mxkyJIrC+J/pbKvCB23xqy7uXhY7pOKy:WK+mzJ/6Y+4hupHQYyqXh6ZyDlQ3KMC

Score

8^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1360	loadwg.exe
1160	chdwg.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x000a000000013300-55.dat	upx
behavioral1/files/0x000a000000013300-56.dat	upx
behavioral1/files/0x000a000000013300-58.dat	upx
behavioral1/files/0x000a000000013300-60.dat	upx
behavioral1/memory/1360-62-0x0000000000400000-0x00000000004AC000-memory.dmp	upx
behavioral1/memory/1360-63-0x0000000000400000-0x00000000004AC000-memory.dmp	upx

Loads dropped DLL 7 IoCs

pid	Process
1012	e50862a292da9307415b3457f0fb79b1929da9999ec0c267c726c99140f30d16.exe
1012	e50862a292da9307415b3457f0fb79b1929da9999ec0c267c726c99140f30d16.exe
1360	loadwg.exe
1360	loadwg.exe
1160	chdwg.exe
1360	loadwg.exe
1012	e50862a292da9307415b3457f0fb79b1929da9999ec0c267c726c99140f30d16.exe

AutoIT Executable 2 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/1360-62-0x0000000000400000-0x00000000004AC000-memory.dmp	autoit_exe
behavioral1/memory/1360-63-0x0000000000400000-0x00000000004AC000-memory.dmp	autoit_exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\inf\xxy.dll	chdwg.exe
File opened for modification	C:\Windows\inf\aidx.ini	chdwg.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1360	loadwg.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1360	loadwg.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1160	chdwg.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1012 wrote to memory of 1360	1012	e50862a292da9307415b3457f0fb79b1929da9999ec0c267c726c99140f30d16.exe	28
PID 1012 wrote to memory of 1360	1012	e50862a292da9307415b3457f0fb79b1929da9999ec0c267c726c99140f30d16.exe	28
PID 1012 wrote to memory of 1360	1012	e50862a292da9307415b3457f0fb79b1929da9999ec0c267c726c99140f30d16.exe	28
PID 1012 wrote to memory of 1360	1012	e50862a292da9307415b3457f0fb79b1929da9999ec0c267c726c99140f30d16.exe	28
PID 1360 wrote to memory of 1160	1360	loadwg.exe	32
PID 1360 wrote to memory of 1160	1360	loadwg.exe	32
PID 1360 wrote to memory of 1160	1360	loadwg.exe	32
PID 1360 wrote to memory of 1160	1360	loadwg.exe	32

C:\Users\Admin\AppData\Local\Temp\e50862a292da9307415b3457f0fb79b1929da9999ec0c267c726c99140f30d16.exe
"C:\Users\Admin\AppData\Local\Temp\e50862a292da9307415b3457f0fb79b1929da9999ec0c267c726c99140f30d16.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1012
- C:\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe
  "C:\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of WriteProcessMemory
  PID:1360
- - C:\Users\Admin\AppData\Local\Temp\RarSFX0\chdwg.exe
    chdwg.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Drops file in Windows directory
    - Suspicious use of SetWindowsHookEx
    PID:1160

Network

MITRE ATT&CK Enterprise v6

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

C:\Users\Admin\AppData\Local\Temp\RarSFX0\chdwg.exe

Filesize
15KB

MD5
929e8e48a71ce23df251af2b8253f23f

SHA1
73992e5ddbf545b49adb686726d3226f6013c4ce

SHA256
5edbfc81e21a29786fac719b8c4f2e62a0505971b2e16440b5d02a9804d08d66

SHA512
ce49412b5d700cc231ad655dd6a605216f6d5f6f5f1c5f43f1c9f29b2ffd872fd2bb7b4956359d75be44bfbaedd7353d8f3ccf5852662c215884dbf5936edd48

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\chdwg.exe

Filesize
15KB

MD5
929e8e48a71ce23df251af2b8253f23f

SHA1
73992e5ddbf545b49adb686726d3226f6013c4ce

SHA256
5edbfc81e21a29786fac719b8c4f2e62a0505971b2e16440b5d02a9804d08d66

SHA512
ce49412b5d700cc231ad655dd6a605216f6d5f6f5f1c5f43f1c9f29b2ffd872fd2bb7b4956359d75be44bfbaedd7353d8f3ccf5852662c215884dbf5936edd48

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe

Filesize
334KB

MD5
bae3eb4767317ba6eb0805347f32c66c

SHA1
644ae6e107658e478f15dfce652fcb0e4e493af6

SHA256
a982cdae025294cc536d2d429205151e6934dd54b2850af220bed6f58f4c1dfb

SHA512
01ce521798e583be251839f53397b104b35aec8800e282496196824163138efc866f553805c330bdf5653b16c215eafb07a0ea08a0fb122a28f0d4d72298160e

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe

Filesize
334KB

MD5
bae3eb4767317ba6eb0805347f32c66c

SHA1
644ae6e107658e478f15dfce652fcb0e4e493af6

SHA256
a982cdae025294cc536d2d429205151e6934dd54b2850af220bed6f58f4c1dfb

SHA512
01ce521798e583be251839f53397b104b35aec8800e282496196824163138efc866f553805c330bdf5653b16c215eafb07a0ea08a0fb122a28f0d4d72298160e

Download Submit
C:\Windows\inf\xxy.dll

Filesize
23KB

MD5
b42620f56d958611152358b3e0092df3

SHA1
a185f6e21ad591715f5d2a061a82e9e3400e6a14

SHA256
c91453f20030eaf2811cd3ae5bbcd8cf8f5e0da111cd61148d68781e1f63472c

SHA512
dc4b210bf66a5b28d2638e7a6d5f9ec1faebc37bcc22542f7313e16547e7633cf6488e574ea33beabe6513f4c070ed90ccdb97cce8de61e5e803fe1496b0d7ba

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\chdwg.exe

Filesize
15KB

MD5
929e8e48a71ce23df251af2b8253f23f

SHA1
73992e5ddbf545b49adb686726d3226f6013c4ce

SHA256
5edbfc81e21a29786fac719b8c4f2e62a0505971b2e16440b5d02a9804d08d66

SHA512
ce49412b5d700cc231ad655dd6a605216f6d5f6f5f1c5f43f1c9f29b2ffd872fd2bb7b4956359d75be44bfbaedd7353d8f3ccf5852662c215884dbf5936edd48

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\chdwg.exe

Filesize
15KB

MD5
929e8e48a71ce23df251af2b8253f23f

SHA1
73992e5ddbf545b49adb686726d3226f6013c4ce

SHA256
5edbfc81e21a29786fac719b8c4f2e62a0505971b2e16440b5d02a9804d08d66

SHA512
ce49412b5d700cc231ad655dd6a605216f6d5f6f5f1c5f43f1c9f29b2ffd872fd2bb7b4956359d75be44bfbaedd7353d8f3ccf5852662c215884dbf5936edd48

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe

Filesize
334KB

MD5
bae3eb4767317ba6eb0805347f32c66c

SHA1
644ae6e107658e478f15dfce652fcb0e4e493af6

SHA256
a982cdae025294cc536d2d429205151e6934dd54b2850af220bed6f58f4c1dfb

SHA512
01ce521798e583be251839f53397b104b35aec8800e282496196824163138efc866f553805c330bdf5653b16c215eafb07a0ea08a0fb122a28f0d4d72298160e

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe

Filesize
334KB

MD5
bae3eb4767317ba6eb0805347f32c66c

SHA1
644ae6e107658e478f15dfce652fcb0e4e493af6

SHA256
a982cdae025294cc536d2d429205151e6934dd54b2850af220bed6f58f4c1dfb

SHA512
01ce521798e583be251839f53397b104b35aec8800e282496196824163138efc866f553805c330bdf5653b16c215eafb07a0ea08a0fb122a28f0d4d72298160e

Download Submit
\Windows\inf\xxy.dll

Filesize
23KB

MD5
b42620f56d958611152358b3e0092df3

SHA1
a185f6e21ad591715f5d2a061a82e9e3400e6a14

SHA256
c91453f20030eaf2811cd3ae5bbcd8cf8f5e0da111cd61148d68781e1f63472c

SHA512
dc4b210bf66a5b28d2638e7a6d5f9ec1faebc37bcc22542f7313e16547e7633cf6488e574ea33beabe6513f4c070ed90ccdb97cce8de61e5e803fe1496b0d7ba

Download Submit
\Windows\inf\xxy.dll

Filesize
23KB

MD5
b42620f56d958611152358b3e0092df3

SHA1
a185f6e21ad591715f5d2a061a82e9e3400e6a14

SHA256
c91453f20030eaf2811cd3ae5bbcd8cf8f5e0da111cd61148d68781e1f63472c

SHA512
dc4b210bf66a5b28d2638e7a6d5f9ec1faebc37bcc22542f7313e16547e7633cf6488e574ea33beabe6513f4c070ed90ccdb97cce8de61e5e803fe1496b0d7ba

Download Submit
\Windows\inf\xxy.dll

Filesize
23KB

MD5
b42620f56d958611152358b3e0092df3

SHA1
a185f6e21ad591715f5d2a061a82e9e3400e6a14

SHA256
c91453f20030eaf2811cd3ae5bbcd8cf8f5e0da111cd61148d68781e1f63472c

SHA512
dc4b210bf66a5b28d2638e7a6d5f9ec1faebc37bcc22542f7313e16547e7633cf6488e574ea33beabe6513f4c070ed90ccdb97cce8de61e5e803fe1496b0d7ba

Download Submit
memory/1012-61-0x0000000003080000-0x000000000312C000-memory.dmp

Filesize
688KB

Download
memory/1012-54-0x00000000763F1000-0x00000000763F3000-memory.dmp

Filesize
8KB

Download
memory/1160-70-0x0000000000220000-0x000000000022C000-memory.dmp

Filesize
48KB

Download
memory/1360-62-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/1360-63-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/1360-73-0x0000000002740000-0x000000000274C000-memory.dmp

Filesize
48KB

Download