0d1a6735e5f1522903ff8e5c48fbad41b556cdfa796b836a03071fa15a9c57ff

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
02-06-2024 11:37

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General

Target

$_4_/TeamViewer_.exe
Size

21.1MB
MD5

67a3aba3d9d1b3c06f7d29f88462f905
SHA1

9cad747d67a8f87086207f443a7f1083ae922ea4
SHA256

41e3451fa7dcec308581ed259849523a9f8cc5d022290c14a70f632ec55208ba
SHA512

b29c1be4025aced75b6dda309b69370403ec6a16f0bd0368bd9011cc86c23db01e438fa3c7dcbe3b877478f0527c11e0b553a5cf2a4158be9ff8687110ec99bf
SSDEEP

393216:OwMg1BIXOuljaia3hs5nnIzPqPvdPUkGVyXOWUSOCRhNjjgMO3tK/:OwV1xEeia3u5IzPqhNGUXOWdRhNnNkk/

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 13 IoCs

pid	Process
1392	TeamViewer_.exe
1392	TeamViewer_.exe
1392	TeamViewer_.exe
1392	TeamViewer_.exe
1392	TeamViewer_.exe
1392	TeamViewer_.exe
1392	TeamViewer_.exe
1392	TeamViewer_.exe
1392	TeamViewer_.exe
1392	TeamViewer_.exe
1392	TeamViewer_.exe
1392	TeamViewer_.exe
1392	TeamViewer_.exe

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

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1392	TeamViewer_.exe

C:\Users\Admin\AppData\Local\Temp\$_4_\TeamViewer_.exe
"C:\Users\Admin\AppData\Local\Temp\$_4_\TeamViewer_.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: GetForegroundWindowSpam
PID:1392

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

C:\Users\Admin\AppData\Local\Temp\nst1029.tmp\start_unicode.ini

Filesize
2KB

MD5
0145897af2e1f1f4acbacd34b311b7c4

SHA1
4a0af9c5432270fae2333d8c15c58bc33baec155

SHA256
864d2cb3db5ddbeee6cc7305afe0496fdcb36ce033d4248e0f774859ac505aa2

SHA512
84f8af3b5a92d8223891557fe442f207e43e0bcc9404e9d356847caaf48ab8f043c95d4ecee0d559eb8aaef8f3b29dfad008d1331e32a68187e29c89b47b64cd

Download Submit
C:\Users\Admin\AppData\Local\Temp\nst1029.tmp\start_unicode.ini

Filesize
2KB

MD5
2a8a139cdab38b5f4264ae82850cbd22

SHA1
816e8acb2adc36c7f138f963a9802622dfc9536a

SHA256
94bde605292510f8ae6df19083130770ae8c754906007ea93150cab63962190b

SHA512
d6f99e88e72cfb28afc4af0780d2ac380f00f9fe9265cbbb4b8e6390e9b6ee5870a723e1971288783fd919158659ff214bab383242fa22470d9f6f1a170e2cf1

Download Submit
\Users\Admin\AppData\Local\Temp\nst1029.tmp\InstallOptions.dll

Filesize
15KB

MD5
033ee34c40e8fa85bf2739bcb2f3e186

SHA1
2ca942f35f77f37df3fc6097acac34f2e77341b7

SHA256
c91c1796338a265b49039c0b2c7a312d764b99e5174fb2dae455ca54f8f41ec7

SHA512
2204e0b8721b8d85c51bd068b1695b16ee096bfc1d1cd5843f48fd04032aeee2b6a91ce82978a4b3414f3d966ec5b36fb337a4149dae3a1d0445935d964d247f

Download Submit
\Users\Admin\AppData\Local\Temp\nst1029.tmp\System.dll

Filesize
11KB

MD5
0ff2d70cfdc8095ea99ca2dabbec3cd7

SHA1
10c51496d37cecd0e8a503a5a9bb2329d9b38116

SHA256
982c5fb7ada7d8c9bc3e419d1c35da6f05bc5dd845940c179af3a33d00a36a8b

SHA512
cb5fc0b3194f469b833c2c9abf493fcec5251e8609881b7f5e095b9bd09ed468168e95dda0ba415a7d8d6b7f0dee735467c0ed8e52b223eb5359986891ba6e2e

Download Submit
\Users\Admin\AppData\Local\Temp\nst1029.tmp\TvGetVersion.dll

Filesize
210KB

MD5
05f51bc8ffb2c8f5a2825bf5680301cf

SHA1
30f7f77dce1fb3526142780e9f5bd5c11622d6b6

SHA256
c67cbd5e35e1ce0c7ba17c55d8e2bc33afd5e0a68774554a1fe7216d330c709e

SHA512
1e041aaa37dd00414ad955ebc8c0f708589014d2085a5a0b95a31f4d694bb1cc4994bb1324d4b983cbad0449fb0a05560d82c60fdbfc78be67ff61275e451233

Download Submit
\Users\Admin\AppData\Local\Temp\nst1029.tmp\UserInfo.dll

Filesize
4KB

MD5
9b0db6a6056e8e51ac35e602aeab769f

SHA1
b541c6d2635141cdc3a74f59d55db8df4a92e7ac

SHA256
925d80c31702a95d58ede91ee97fd842de78ca6dde69156a6c1a755fba93cd5c

SHA512
83fe9d346835940a37e0e0a18d041c9d13fc95a0e9ece3bc18e555cf0e8e7ddf7b42dba422b1e55ace31db3c9fc807e0b44e93b8f07f5acb943eaaf77b4f0ac6

Download Submit
\Users\Admin\AppData\Local\Temp\nst1029.tmp\linker.dll

Filesize
45KB

MD5
4ac3f0ab2e423515ed9c575333342054

SHA1
a3e4f2b2135157f964d471564044b023a64f2532

SHA256
f223d6c72f86544b358a6301daf60ccdd86198f32e3447a1860acf3f59f2dae9

SHA512
8fbd5b4989be51c27fa15af155d2921bea9aa5d0557a22d4224256e678dfe7dcaa5f80917a748c31dc9c9a91573e4618e2497ccfd47eefd7a0fa08c12366a1e5

Download Submit
memory/1392-245-0x00000000003F0000-0x00000000003FE000-memory.dmp

Filesize
56KB

Download