833064195b0c96bce9a8c00dc95df6bd9fce1092c1260ba0e877810bfc44b0aa

Analysis

max time kernel
150s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
15-04-2023 12:47

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General

Target

microsoft-word_h-dIlh1.exe
Size

1.7MB
MD5

99a9fbd5fee72ce51585309390a46717
SHA1

ff39c56312090a909c2c0c82629c552a3b252a98
SHA256

833064195b0c96bce9a8c00dc95df6bd9fce1092c1260ba0e877810bfc44b0aa
SHA512

97f9a98fb48c8281818163d3dbe66fa246e1fe6a5a67f15175419992b0ca389cbe086e457177c21ce9c99ff05a1e0b508812cdf30220090a438dd8c94f73c6b7
SSDEEP

24576:R4nXubIQGyxbPV0db26Wmd0l4sv1Et9uGpckT52zedlq89Ws5uIzk5aM/phdO7:Rqe3f61mZSffPMWrQ0ZkA

Score

8^/10

Malware Config

Signatures

Downloads MZ/PE file

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

file_h-dIlh1.tmp

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation	file_h-dIlh1.tmp

Executes dropped EXE 4 IoCs

Processes:

microsoft-word_h-dIlh1.tmpfile_h-dIlh1.exefile_h-dIlh1.tmpmicrosoft-word.exe

pid process

1296 microsoft-word_h-dIlh1.tmp
4748 file_h-dIlh1.exe
4664 file_h-dIlh1.tmp
3724 microsoft-word.exe
Loads dropped DLL 3 IoCs

Processes:

file_h-dIlh1.tmp

pid process

4664 file_h-dIlh1.tmp
4664 file_h-dIlh1.tmp
4664 file_h-dIlh1.tmp
Drops autorun.inf file 1 TTPs 1 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media
T1091

Processes:

microsoft-word.exe

description ioc process

File created C:\Users\Admin\AppData\Local\Temp\OWP6387.tmp\autorun.inf microsoft-word.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
1296	microsoft-word_h-dIlh1.tmp
4748	file_h-dIlh1.exe
4664	file_h-dIlh1.tmp
3724	microsoft-word.exe

pid	process
4664	file_h-dIlh1.tmp
4664	file_h-dIlh1.tmp
4664	file_h-dIlh1.tmp

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Temp\OWP6387.tmp\autorun.inf	microsoft-word.exe

Script User-Agent 2 IoCs

Uses user-agent string associated with script host/environment.

Processes:

description	flow	ioc
HTTP User-Agent header	18	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	62	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

microsoft-word_h-dIlh1.tmpfile_h-dIlh1.tmp

pid process

1296 microsoft-word_h-dIlh1.tmp
4664 file_h-dIlh1.tmp

pid	process
1296	microsoft-word_h-dIlh1.tmp
4664	file_h-dIlh1.tmp

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

microsoft-word_h-dIlh1.exemicrosoft-word_h-dIlh1.tmpfile_h-dIlh1.exefile_h-dIlh1.tmp

description	pid	process	target process
PID 2004 wrote to memory of 1296	2004	microsoft-word_h-dIlh1.exe	microsoft-word_h-dIlh1.tmp
PID 2004 wrote to memory of 1296	2004	microsoft-word_h-dIlh1.exe	microsoft-word_h-dIlh1.tmp
PID 2004 wrote to memory of 1296	2004	microsoft-word_h-dIlh1.exe	microsoft-word_h-dIlh1.tmp
PID 1296 wrote to memory of 4748	1296	microsoft-word_h-dIlh1.tmp	file_h-dIlh1.exe
PID 1296 wrote to memory of 4748	1296	microsoft-word_h-dIlh1.tmp	file_h-dIlh1.exe
PID 1296 wrote to memory of 4748	1296	microsoft-word_h-dIlh1.tmp	file_h-dIlh1.exe
PID 4748 wrote to memory of 4664	4748	file_h-dIlh1.exe	file_h-dIlh1.tmp
PID 4748 wrote to memory of 4664	4748	file_h-dIlh1.exe	file_h-dIlh1.tmp
PID 4748 wrote to memory of 4664	4748	file_h-dIlh1.exe	file_h-dIlh1.tmp
PID 4664 wrote to memory of 3724	4664	file_h-dIlh1.tmp	microsoft-word.exe
PID 4664 wrote to memory of 3724	4664	file_h-dIlh1.tmp	microsoft-word.exe
PID 4664 wrote to memory of 3724	4664	file_h-dIlh1.tmp	microsoft-word.exe

C:\Users\Admin\AppData\Local\Temp\microsoft-word_h-dIlh1.exe
"C:\Users\Admin\AppData\Local\Temp\microsoft-word_h-dIlh1.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2004

C:\Users\Admin\AppData\Local\Temp\is-KVVO3.tmp\microsoft-word_h-dIlh1.tmp
"C:\Users\Admin\AppData\Local\Temp\is-KVVO3.tmp\microsoft-word_h-dIlh1.tmp" /SL5="$90068,831488,831488,C:\Users\Admin\AppData\Local\Temp\microsoft-word_h-dIlh1.exe"
2⤵
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1296

C:\Users\Admin\AppData\Local\Temp\is-4T53V.tmp\file_h-dIlh1.exe
"C:\Users\Admin\AppData\Local\Temp\is-4T53V.tmp\file_h-dIlh1.exe" /LANG=en /NA=Rh85hR64
3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4748

C:\Users\Admin\AppData\Local\Temp\is-TDK33.tmp\file_h-dIlh1.tmp
"C:\Users\Admin\AppData\Local\Temp\is-TDK33.tmp\file_h-dIlh1.tmp" /SL5="$201F4,1559708,780800,C:\Users\Admin\AppData\Local\Temp\is-4T53V.tmp\file_h-dIlh1.exe" /LANG=en /NA=Rh85hR64
4⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4664

C:\Users\Admin\Downloads\microsoft-word.exe
"C:\Users\Admin\Downloads\microsoft-word.exe"
5⤵
- Executes dropped EXE
- Drops autorun.inf file
PID:3724

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

T1091

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Replication Through Removable Media

T1091

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\is-4T53V.tmp\file_h-dIlh1.exe
Filesize
2.3MB

MD5
4c05e609261b68805652e53d6159981b

SHA1
b4405806c44d3834032b11fce461b6d3851bfa1b

SHA256
e33ced05e9fcba1399629e8bed33d4e79f6aca5933513d3eb22eb372342244e5

SHA512
31148121092bc94f6eaa85677c28c365379ba5899978270b249f6c4b76e78799bda50cfe61d619cce6cd45b1ba2a7fe719261834f43b82a38e2777d74627abd1

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-4T53V.tmp\file_h-dIlh1.exe
Filesize
2.3MB

MD5
4c05e609261b68805652e53d6159981b

SHA1
b4405806c44d3834032b11fce461b6d3851bfa1b

SHA256
e33ced05e9fcba1399629e8bed33d4e79f6aca5933513d3eb22eb372342244e5

SHA512
31148121092bc94f6eaa85677c28c365379ba5899978270b249f6c4b76e78799bda50cfe61d619cce6cd45b1ba2a7fe719261834f43b82a38e2777d74627abd1

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-A8GDI.tmp\Helper.dll
Filesize
2.0MB

MD5
4eb0347e66fa465f602e52c03e5c0b4b

SHA1
fdfedb72614d10766565b7f12ab87f1fdca3ea81

SHA256
c73e53cbb7b98feafe27cc7de8fdad51df438e2235e91891461c5123888f73cc

SHA512
4c909a451059628119f92b2f0c8bcd67b31f63b57d5339b6ce8fd930be5c9baf261339fdd9da820321be497df8889ce7594b7bfaadbaa43c694156651bf6c1fd

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-A8GDI.tmp\botva2.dll
Filesize
37KB

MD5
67965a5957a61867d661f05ae1f4773e

SHA1
f14c0a4f154dc685bb7c65b2d804a02a0fb2360d

SHA256
450b9b0ba25bf068afbc2b23d252585a19e282939bf38326384ea9112dfd0105

SHA512
c6942818b9026dc5db2d62999d32cf99fe7289f79a28b8345af17acf9d13b2229a5e917a48ff1f6d59715bdbcb00c1625e0302abcfe10ca7e0475762e0a3f41b

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-A8GDI.tmp\botva2.dll
Filesize
37KB

MD5
67965a5957a61867d661f05ae1f4773e

SHA1
f14c0a4f154dc685bb7c65b2d804a02a0fb2360d

SHA256
450b9b0ba25bf068afbc2b23d252585a19e282939bf38326384ea9112dfd0105

SHA512
c6942818b9026dc5db2d62999d32cf99fe7289f79a28b8345af17acf9d13b2229a5e917a48ff1f6d59715bdbcb00c1625e0302abcfe10ca7e0475762e0a3f41b

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-A8GDI.tmp\finish.png
Filesize
2KB

MD5
7afaf9e0e99fd80fa1023a77524f5587

SHA1
e20c9c27691810b388c73d2ca3e67e109c2b69b6

SHA256
760b70612bb9bd967c2d15a5133a50ccce8c0bd46a6464d76875298dcc45dea0

SHA512
a090626e7b7f67fb5aa207aae0cf65c3a27e1b85e22c9728eee7475bd9bb7375ca93baaecc662473f9a427b4f505d55f2c61ba36bda460e4e6947fe22eedb044

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-A8GDI.tmp\mainlogo.png
Filesize
4KB

MD5
58a514d632057ffecc884811a5bd5128

SHA1
22bbd9686e1c1c7fca24f3f3f852efe3159e39c2

SHA256
e82d6508546477b808c4f29da75d03691d519c21ad6d6de8a9a7808015f47c1d

SHA512
144d9a5b2711055697ddce6185cc27c138cec6c09fd230a920bf42039a6afece369f1aa7c50e0b85abf5996247d7c50f580efa2c64219927d57e4b7e07ac6dac

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-KVVO3.tmp\microsoft-word_h-dIlh1.tmp
Filesize
3.0MB

MD5
0c229cd26910820581b5809c62fe5619

SHA1
28c0630385b21f29e3e2bcc34865e5d15726eaa0

SHA256
abfa49a915d2e0a82561ca440365e6a2d59f228533b56a8f78addf000a1081b3

SHA512
b8ff3dc65f7c0e03721572af738ec4886ba895dc70c1a41a3ce8c8abe0946d167cec71913017fd11d5892452db761ea88901a5a09a681ae779dd531edbb83a2a

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-TDK33.tmp\file_h-dIlh1.tmp
Filesize
2.9MB

MD5
623a3abd7b318e1f410b1e12a42c7b71

SHA1
88e34041850ec4019dae469adc608e867b936d21

SHA256
fe1a4555d18617532248d2eaa8d3fcc2c74182f994a964a62cf418295e8554d3

SHA512
9afea88e4617e0f11416c2a2c416a6aa2d5d1f702d98d2cc223b399736191a6d002d1b717020ca6aae09e835c6356b7ddafad71e101dacab15967d89a105e391

Download Submit
C:\Users\Admin\Downloads\microsoft-word.exe
Filesize
289.2MB

MD5
4b888235e8255003feaa3873d3e718bc

SHA1
aed8a6c7b63160ce54a2b030537c686d696d0201

SHA256
48b776503c5f9bbba652cf234d94a1f959b251183c0aea07d4b20b945030799a

SHA512
8ac1801cbdaa2c66c941344d7ecd3a5cce3a8b671a8e03de44592dd94d97a31ba6ae598ae1d20f0be44217275677e925d907368ffd334291a47a6fab631e5715

Download Submit
C:\Users\Admin\Downloads\microsoft-word.exe
Filesize
190.5MB

MD5
d690d905b2506fa4e1f366d0dcb7ff1a

SHA1
5aa5b889baf0f25d7e28afab7f47cd5faea6b618

SHA256
3a9386f2d179076c96da8a49cd3de7c595d95eae63779d0a5c6459596b28281c

SHA512
1c17b0d7fec6c9c74797d5baa1545c2a712579be5c92ff23f331da222de89f7e83866b73e6dabe68d8141a777f6cba51659b2dff1a6245ac9609349231c51a22

Download Submit
C:\Users\Admin\Downloads\microsoft-word.exe
Filesize
189.9MB

MD5
81f73f3954e6236636538f8cc75186a0

SHA1
a72f770659a359051589be094aa2402fc194b0f1

SHA256
f9363dd79019becdfcc66ad22384a4c674eaa9f14646a214078f186dd09f65f9

SHA512
41c1da008fbe3b989d23b26639262062903c4af51eb07fa166b2911716f098a1f6090d537d57b7fe38513e57471035b0fb649499191002cdf7ea274cc001d089

Download Submit
memory/1296-175-0x0000000000400000-0x000000000071A000-memory.dmp

Filesize
3.1MB

Download
memory/1296-173-0x0000000000400000-0x000000000071A000-memory.dmp

Filesize
3.1MB

Download
memory/1296-174-0x00000000027F0000-0x00000000027F1000-memory.dmp

Filesize
4KB

Download
memory/1296-138-0x00000000027F0000-0x00000000027F1000-memory.dmp

Filesize
4KB

Download
memory/2004-171-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/2004-133-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/2004-177-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/4664-181-0x0000000002590000-0x0000000002591000-memory.dmp

Filesize
4KB

Download
memory/4664-180-0x0000000006330000-0x000000000633F000-memory.dmp

Filesize
60KB

Download
memory/4664-179-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/4664-186-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/4664-166-0x0000000006330000-0x000000000633F000-memory.dmp

Filesize
60KB

Download
memory/4664-158-0x0000000002590000-0x0000000002591000-memory.dmp

Filesize
4KB

Download
memory/4664-219-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/4664-220-0x0000000006330000-0x000000000633F000-memory.dmp

Filesize
60KB

Download
memory/4664-231-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/4664-245-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/4748-144-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/4748-178-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/4748-250-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download