27d633f27917b8f04c1530932075fe064103b2cf3a19b855702cd28c63daa1dc

Analysis

max time kernel
114s
max time network
116s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
27-12-2022 23:31

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General

Target

setup.exe
Size

6.7MB
MD5

4e6e8cb85d0c62b34c13f69971a7de11
SHA1

893d8bff0bf46a20f462e7b142c3703f63b4f9ae
SHA256

27d633f27917b8f04c1530932075fe064103b2cf3a19b855702cd28c63daa1dc
SHA512

f19bb449aa5edd5ba1baf2507a68e082315dc882047480334a6298147790512220395bb603bc4a98ad89b192fa2c346d3bf8e2e695fe2ebd258101da81823d54
SSDEEP

196608:fvtAZj41WJ6pzqZjwT6p14pwOY20lnz0Iw:HKZ9JozqZjWac0lnzk

Score

8^/10

discovery

Malware Config

Signatures

Downloads MZ/PE file

Executes dropped EXE 2 IoCs

pid	Process
2244	setup.tmp
4948	FlushFileCache.exe

Loads dropped DLL 11 IoCs

pid	Process
2244	setup.tmp
2244	setup.tmp
2244	setup.tmp
2244	setup.tmp
2244	setup.tmp
2244	setup.tmp
2244	setup.tmp
2244	setup.tmp
2244	setup.tmp
2244	setup.tmp
2244	setup.tmp

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
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 2 IoCs

pid	Process
2244	setup.tmp
2244	setup.tmp

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2244	setup.tmp

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: 33	2988	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2988	AUDIODG.EXE
Token: SeIncreaseQuotaPrivilege	4948	FlushFileCache.exe
Token: SeProfSingleProcessPrivilege	4948	FlushFileCache.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2244	setup.tmp
2244	setup.tmp

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 964 wrote to memory of 2244	964	setup.exe	83
PID 964 wrote to memory of 2244	964	setup.exe	83
PID 964 wrote to memory of 2244	964	setup.exe	83
PID 2244 wrote to memory of 4948	2244	setup.tmp	94
PID 2244 wrote to memory of 4948	2244	setup.tmp	94
PID 2244 wrote to memory of 4948	2244	setup.tmp	94

C:\Users\Admin\AppData\Local\Temp\setup.exe
"C:\Users\Admin\AppData\Local\Temp\setup.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:964
- C:\Users\Admin\AppData\Local\Temp\is-IU3T1.tmp\setup.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-IU3T1.tmp\setup.tmp" /SL5="$D0060,6468567,140800,C:\Users\Admin\AppData\Local\Temp\setup.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2244
- - C:\Users\Admin\AppData\Local\Temp\is-8647H.tmp\FlushFileCache.exe
    "C:\Users\Admin\AppData\Local\Temp\is-8647H.tmp\FlushFileCache.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:4948

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x2f4 0x3e0
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2988

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\is-8647H.tmp\BASS.dll

Filesize
103KB

MD5
8005750ec63eb5292884ad6183ae2e77

SHA1
c83e31655e271cd9ef5bff62b10f8d51eb3ebf29

SHA256
df9f56c4da160101567b0526845228ee481ee7d2f98391696fa27fe41f8acf15

SHA512
febbc6374e9a5c7c9029ccbff2c0ecf448d76927c8d720a4eae513b345d2a3f6de8cf774ae40dcd335af59537666e83ce994ec0adc8b9e8ab4575415e3c3e206

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8647H.tmp\CallbackCtrl.dll

Filesize
4KB

MD5
f07e819ba2e46a897cfabf816d7557b2

SHA1
8d5fd0a741dd3fd84650e40dd3928ae1f15323cc

SHA256
68f42a7823ed7ee88a5c59020ac52d4bbcadf1036611e96e470d986c8faa172d

SHA512
7ed26d41ead2ace0b5379639474d319af9a3e4ed2dd9795c018f8c5b9b533fd36bfc1713a1f871789bf14884d186fd0559939de511dde24673b0515165d405af

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8647H.tmp\CallbackCtrl.dll

Filesize
4KB

MD5
f07e819ba2e46a897cfabf816d7557b2

SHA1
8d5fd0a741dd3fd84650e40dd3928ae1f15323cc

SHA256
68f42a7823ed7ee88a5c59020ac52d4bbcadf1036611e96e470d986c8faa172d

SHA512
7ed26d41ead2ace0b5379639474d319af9a3e4ed2dd9795c018f8c5b9b533fd36bfc1713a1f871789bf14884d186fd0559939de511dde24673b0515165d405af

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8647H.tmp\FlushFileCache.exe

Filesize
29KB

MD5
df77f2b6126f4f258f2e952b53b22879

SHA1
fedda8401ebfe872dd081538deec58965e82f675

SHA256
a4cc6683393795f7b84d0b49eea2d7d7fbe1392bb7612cf39896af6832ffe0b8

SHA512
623c5a2b3382b610bf2a2812db94ea77e52051f307fd1ba7767927719277a7d99e844f9286a52549f888ad818c4d4d09759c031a8ab6dbc58911257987028a37

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8647H.tmp\FlushFileCache.exe

Filesize
29KB

MD5
df77f2b6126f4f258f2e952b53b22879

SHA1
fedda8401ebfe872dd081538deec58965e82f675

SHA256
a4cc6683393795f7b84d0b49eea2d7d7fbe1392bb7612cf39896af6832ffe0b8

SHA512
623c5a2b3382b610bf2a2812db94ea77e52051f307fd1ba7767927719277a7d99e844f9286a52549f888ad818c4d4d09759c031a8ab6dbc58911257987028a37

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8647H.tmp\ISDone.dll

Filesize
452KB

MD5
4feafa8b5e8cdb349125c8af0ac43974

SHA1
7f17e5e1b088fc73690888b215962fbcd395c9bd

SHA256
bb8a0245dcc5c10a1c7181bad509b65959855009a8105863ef14f2bb5b38ac71

SHA512
d63984ee385b4f1eba8e590d6de4f082fb0121689295ec6e496539209459152465f6db09e6d8f92eec996a89fc40432077cbfa807beb2de7f375154fef6554bc

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8647H.tmp\ISDone.dll

Filesize
452KB

MD5
4feafa8b5e8cdb349125c8af0ac43974

SHA1
7f17e5e1b088fc73690888b215962fbcd395c9bd

SHA256
bb8a0245dcc5c10a1c7181bad509b65959855009a8105863ef14f2bb5b38ac71

SHA512
d63984ee385b4f1eba8e590d6de4f082fb0121689295ec6e496539209459152465f6db09e6d8f92eec996a89fc40432077cbfa807beb2de7f375154fef6554bc

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8647H.tmp\botva2.dll

Filesize
37KB

MD5
67965a5957a61867d661f05ae1f4773e

SHA1
f14c0a4f154dc685bb7c65b2d804a02a0fb2360d

SHA256
450b9b0ba25bf068afbc2b23d252585a19e282939bf38326384ea9112dfd0105

SHA512
c6942818b9026dc5db2d62999d32cf99fe7289f79a28b8345af17acf9d13b2229a5e917a48ff1f6d59715bdbcb00c1625e0302abcfe10ca7e0475762e0a3f41b

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8647H.tmp\botva2.dll

Filesize
37KB

MD5
67965a5957a61867d661f05ae1f4773e

SHA1
f14c0a4f154dc685bb7c65b2d804a02a0fb2360d

SHA256
450b9b0ba25bf068afbc2b23d252585a19e282939bf38326384ea9112dfd0105

SHA512
c6942818b9026dc5db2d62999d32cf99fe7289f79a28b8345af17acf9d13b2229a5e917a48ff1f6d59715bdbcb00c1625e0302abcfe10ca7e0475762e0a3f41b

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8647H.tmp\idp.dll

Filesize
220KB

MD5
af555ac9c073f88fe5bf0d677f085025

SHA1
5fff803cf273057c889538886f6992ea05dd146e

SHA256
f4fc0187491a9cb89e233197ff72c2405b5ec02e8b8ea640ee68d034ddbc44bb

SHA512
c61bf21a5b81806e61aae1968d39833791fd534fc7bd2c85887a5c0b2caedab023d94efdbbfed2190b087086d3fd7b98f2737a65f4536ab603dec67c9a8989f5

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8647H.tmp\innocallback.dll

Filesize
63KB

MD5
1c55ae5ef9980e3b1028447da6105c75

SHA1
f85218e10e6aa23b2f5a3ed512895b437e41b45c

SHA256
6afa2d104be6efe3d9a2ab96dbb75db31565dad64dd0b791e402ecc25529809f

SHA512
1ec4d52f49747b29cfd83e1a75fc6ae4101add68ada0b9add5770c10be6dffb004bb47d0854d50871ed8d77acf67d4e0445e97f0548a95c182e83b94ddf2eb6b

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8647H.tmp\innocallback.dll

Filesize
63KB

MD5
1c55ae5ef9980e3b1028447da6105c75

SHA1
f85218e10e6aa23b2f5a3ed512895b437e41b45c

SHA256
6afa2d104be6efe3d9a2ab96dbb75db31565dad64dd0b791e402ecc25529809f

SHA512
1ec4d52f49747b29cfd83e1a75fc6ae4101add68ada0b9add5770c10be6dffb004bb47d0854d50871ed8d77acf67d4e0445e97f0548a95c182e83b94ddf2eb6b

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8647H.tmp\wintb.dll

Filesize
16KB

MD5
9436df49e08c83bad8ddc906478c2041

SHA1
a4fa6bdd2fe146fda2e78fdbab355797f53b7dce

SHA256
1910537aa95684142250ca0c7426a0b5f082e39f6fbdbdba649aecb179541435

SHA512
f9dc6602ab46d709efdaf937dcb8ae517caeb2bb1f06488c937be794fd9ea87f907101ae5c7f394c7656a6059dc18472f4a6747dcc8cc6a1e4f0518f920cc9bf

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-IU3T1.tmp\setup.tmp

Filesize
1.4MB

MD5
ae9890548f2fcab56a4e9ae446f55b3f

SHA1
e17c970eebbe6d7d693c8ac5a7733218800a5a96

SHA256
09af8004b85478e1eca09fa4cb5e3081dddcb2f68a353f3ef6849d92be47b449

SHA512
154b6f66ff47db48ec0788b8e67e71f005b51434920d5d921ac2a5c75745576b9b960e2e53c6a711f90f110ad2372ef63045d2a838bc302367369ef1731c80eb

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-IU3T1.tmp\setup.tmp

Filesize
1.4MB

MD5
ae9890548f2fcab56a4e9ae446f55b3f

SHA1
e17c970eebbe6d7d693c8ac5a7733218800a5a96

SHA256
09af8004b85478e1eca09fa4cb5e3081dddcb2f68a353f3ef6849d92be47b449

SHA512
154b6f66ff47db48ec0788b8e67e71f005b51434920d5d921ac2a5c75745576b9b960e2e53c6a711f90f110ad2372ef63045d2a838bc302367369ef1731c80eb

Download Submit
memory/964-141-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/964-132-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2244-144-0x0000000003380000-0x00000000033F7000-memory.dmp

Filesize
476KB

Download
memory/2244-140-0x0000000003360000-0x0000000003375000-memory.dmp

Filesize
84KB

Download
memory/2244-151-0x0000000006A70000-0x0000000006A7F000-memory.dmp

Filesize
60KB

Download
memory/2244-152-0x0000000011000000-0x000000001104C000-memory.dmp

Filesize
304KB

Download
memory/2244-153-0x0000000011000000-0x000000001104C000-memory.dmp

Filesize
304KB

Download
memory/2244-134-0x0000000000000000-mapping.dmp

Download
memory/4948-154-0x0000000000000000-mapping.dmp

Download