3a6866c3f0249aba64ca0b28c341df77570acd7f77e6bef3394a62f9c41f9113

General

Target

3a6866c3f0249aba64ca0b28c341df77570acd7f77e6bef3394a62f9c41f9113.exe
Size

78KB
MD5

8477647e4679c817f80c33e6c46c644d
SHA1

83788c6ab2613c0177e4c8a8a05326379699ca64
SHA256

3a6866c3f0249aba64ca0b28c341df77570acd7f77e6bef3394a62f9c41f9113
SHA512

ac4ea5359f0b7328a537e4730d0bff79529a886a5baa49f9d71d44ef0b14db6ed755b4ee1f6f4c2392be20749263ef2647d9752ff59d22465cfabcbc734545ab
SSDEEP

1536:l+5jSNpJywt04wbje3IgTazcoOEEQLwdCRoaeuProYMHQti67Y9/PC1awk:I5jS7JywQjDgTLopLwdCFJzDY9/Ek

Score

7^/10

discovery

Malware Config

Signatures

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	3a6866c3f0249aba64ca0b28c341df77570acd7f77e6bef3394a62f9c41f9113.exe

Deletes itself 1 IoCs

pid	Process
1264	tmp7F13.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
1264	tmp7F13.tmp.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp7F13.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3a6866c3f0249aba64ca0b28c341df77570acd7f77e6bef3394a62f9c41f9113.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4044	3a6866c3f0249aba64ca0b28c341df77570acd7f77e6bef3394a62f9c41f9113.exe
Token: SeDebugPrivilege	1264	tmp7F13.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4044 wrote to memory of 4080	4044	3a6866c3f0249aba64ca0b28c341df77570acd7f77e6bef3394a62f9c41f9113.exe	83
PID 4044 wrote to memory of 4080	4044	3a6866c3f0249aba64ca0b28c341df77570acd7f77e6bef3394a62f9c41f9113.exe	83
PID 4044 wrote to memory of 4080	4044	3a6866c3f0249aba64ca0b28c341df77570acd7f77e6bef3394a62f9c41f9113.exe	83
PID 4080 wrote to memory of 1536	4080	vbc.exe	85
PID 4080 wrote to memory of 1536	4080	vbc.exe	85
PID 4080 wrote to memory of 1536	4080	vbc.exe	85
PID 4044 wrote to memory of 1264	4044	3a6866c3f0249aba64ca0b28c341df77570acd7f77e6bef3394a62f9c41f9113.exe	86
PID 4044 wrote to memory of 1264	4044	3a6866c3f0249aba64ca0b28c341df77570acd7f77e6bef3394a62f9c41f9113.exe	86
PID 4044 wrote to memory of 1264	4044	3a6866c3f0249aba64ca0b28c341df77570acd7f77e6bef3394a62f9c41f9113.exe	86

C:\Users\Admin\AppData\Local\Temp\3a6866c3f0249aba64ca0b28c341df77570acd7f77e6bef3394a62f9c41f9113.exe
"C:\Users\Admin\AppData\Local\Temp\3a6866c3f0249aba64ca0b28c341df77570acd7f77e6bef3394a62f9c41f9113.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4044
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\y5-y9yfj.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4080
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES80D8.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc87F0C93EE51349CBAAB82BCC5D5E1326.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1536
- C:\Users\Admin\AppData\Local\Temp\tmp7F13.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp7F13.tmp.exe" C:\Users\Admin\AppData\Local\Temp\3a6866c3f0249aba64ca0b28c341df77570acd7f77e6bef3394a62f9c41f9113.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1264

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RES80D8.tmp

Filesize
1KB

MD5
d9dcfc08348d07bd330c2780f0081ce1

SHA1
b057246fde2447997f41ddc3b401cfd058a86357

SHA256
b6c0feb49b65195060b7e79ed5059423f1dd9a0e88f4b585e89ce5c4c3c56b6d

SHA512
112a6adb34f22ef9908b4082130222453e7b750fdcefb5c98e344ed4c3ce400a9209984f65581b64a7208a2cff0dd718a1ad720ec22f9bc0b3197e2a498e756e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7F13.tmp.exe

Filesize
78KB

MD5
cf2169f413a2899ffce1c77804c8e22f

SHA1
152201443d74979c00dd97b4ab9ac87be8af7caa

SHA256
aebe5f93084225b009290a40d77d2d461f3816c24073cfb852021f40fa000761

SHA512
43c83ace7bcc1f14b223fac0242514d95e3ed9fd7fd209538098f6b447dccb01502852488946958daefd19e520d6e36252fa05d4a61cc3af347a20e4cb20ef9a

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc87F0C93EE51349CBAAB82BCC5D5E1326.TMP

Filesize
660B

MD5
6d2d31fe0794a05a982617a2ad022d84

SHA1
7bf11cc84988dddb1dc76b0ea684bde9dba28827

SHA256
4fcb863ffc10eb32ed16c47e40771dbaf4061c84a659566bce53a4d2babcf749

SHA512
e73985aa4dafc22caabc14894957a58828b6636e20b8280cfb4b41346f902ec0675bb777b45cbab9f515c22a5edc04efe200d2960b9cfcbd339eabe278743071

Download Submit
C:\Users\Admin\AppData\Local\Temp\y5-y9yfj.0.vb

Filesize
14KB

MD5
e3a352fd67bb772ad018a83255b33ebb

SHA1
e432fb58fb737bd9142c7de3c2d9210ae32df8a3

SHA256
11bea83d13f05201e76de5b5ec622b83d99549e179930f11c1daa9065c1cd15c

SHA512
eff46ae5cff54894e82f9821ab50308d33af44a3aba34d0bed153b2896e73257de31b40d7e741ede3e68efcbbddf79da90012224e8aaa299c8f8449467109994

Download Submit
C:\Users\Admin\AppData\Local\Temp\y5-y9yfj.cmdline

Filesize
266B

MD5
03709165056dbdb2ee8a5ade71b565b4

SHA1
e918b52e5c5cfeae2c252bb31ce1f9b56bee3c75

SHA256
fe55615988f476e5bf2f8daeb2ab41f41fa753e333ec0f2a1d2f48bf0131e029

SHA512
e7ea1dd6bea5630dd82789dc554a939d086f66b28362fff9e0607e8b3c2115d9d64dc66b828206477f64add73f459ada409f69205c044e9afb10051ce739e3cb

Download Submit
C:\Users\Admin\AppData\Local\Temp\zCom.resources

Filesize
62KB

MD5
484967ab9def8ff17dd55476ca137721

SHA1
a84012f673fe1ac9041e7827cc3de4b20a1194e2

SHA256
9c0a54047f133cf4e3e4444aa57cc576c566218217ea02ad7c04a408ad01791b

SHA512
1e9a0cc800543dada73e551ee714001c4d6c57a595ea2986a4dd8889d1dffd1557735580c694e5feb0b7c27c1a4b3e71a95fab8baf80839f42f80e2109cbe2d7

Download Submit
memory/1264-24-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1264-23-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1264-25-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1264-26-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1264-27-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1264-28-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1264-29-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/4044-2-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/4044-1-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/4044-22-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/4044-0-0x0000000074872000-0x0000000074873000-memory.dmp

Filesize
4KB

Download
memory/4080-9-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/4080-18-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download

Analysis

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